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Send EmailDipropylene Glycol Dibenzoate, Oxydipropyl Dibenzoate, DPGDB, 27138-31-4
| Parameter | Description |
|---|---|
| Product Name | Dipropylene Glycol Dibenzoate |
| IUPAC Name | 2-(2-benzoyloxypropoxy)propyl benzoate |
| Other Names | Oxydipropyl dibenzoate, 1,1'-Oxybis-2-propanol dibenzoate, 1,1'-Dimethyl-2,2'-oxydiethyl dibenzoate, 1,1'-Oxybis(propan-2,1-diyl) dibenzoate, Di(1,2-propylene glycol) dibenzoate, Dipropylene Glycol Dibenzoate (DPGDB) |
| Chemical Formula | C₂₀H₂₂O₅ |
| Molecular Weight | 326.39 g/mol |
| CAS Number | 27138-31-4 |
| EC Number | 202-296-9 |
| UNII | 9QQI0RSO3H |
| Chemical Class | Benzoate Ester / Plasticizer |
| REACH Status | Registered and compliant |
| TSCA (USA) | Listed |
Description: Dipropylene Glycol Dibenzoate (DPGDB) is a high-solvating benzoate plasticizer with dipropylene glycol dibenzoate as its primary component. It is proposed as an environmentally friendly alternative to o-benzene plasticizers (phthalates) and is widely used in various applications. It is a clear, colorless liquid with excellent solvency power and compatibility with a wide range of polar polymers.
| No | Synonym / Other Name |
|---|---|
| 1 | Dipropylene Glycol Dibenzoate |
| 2 | DPGDB |
| 3 | Oxydipropyl Dibenzoate |
| 4 | 1,1'-Oxybis-2-propanol Dibenzoate |
| 5 | 1,1'-Dimethyl-2,2'-oxydiethyl Dibenzoate |
| 6 | 1,1'-Oxybis(propan-2,1-diyl) Dibenzoate |
| 7 | Di(1,2-Propylene Glycol) Dibenzoate |
| 8 | 2-(2-benzoyloxypropoxy)propyl benzoate |
| 9 | 1-(2-benzoyloxy-propoxy)propan-2-yl benzoate |
| 10 | 1,1'-Oxybis(2-propanol) Dibenzoate |
| 11 | 2-Propanol, 1,1'-oxybis-, dibenzoate |
| 12 | Oxybis(propan-1,2-diyl) Dibenzoate |
| 13 | 1,1'-Oxydi-2-propanol Dibenzoate |
| 14 | Dipropylene Glycol Dibenzoate (General) |
| 15 | 27138-31-4 |
| 16 | EINECS 202-296-9 |
| 17 | 94-03-1 (related) |
| 18 | DTXSID6027921 |
| 19 | SCHEMBL1255193 |
| 20 | CHEMBL1877406 |
| Parameter | Description |
|---|---|
| Chemical Family | Benzoate Esters / Diester Plasticizers |
| Structure | Dipropylene glycol ether chain with two benzoate ester groups at both ends |
| Functional Groups | Two Ester Groups (-COO-), Ether Group (-O-), Two Aromatic Rings (Phenyl) |
| Molecular Structure | C₆H₅-COO-CH(CH₃)-CH₂-O-CH₂-CH(CH₃)-OOC-C₆H₅ |
| SMILES Notation | CC(COCC(C)OC(=O)C1=CC=CC=C1)OC(=O)C2=CC=CC=C2 |
| InChI | InChI=1S/C20H22O5/c1-15(23-19(21)17-9-5-3-6-10-17)13-25-14-16(2)24-20(22)18-11-7-4-8-12-18/h3-12,15-16H,13-14H2,1-2H3 |
| InChI Key | - |
| Log P (Hydrophobicity) | ~4.2 – 4.5 (moderately lipophilic) |
| HLB (Hydrophilic-Lipophilic Balance) | ~4-5 (lipophilic) |
| Dielectric Constant | ~6-7 (moderate polarity) |
| Solubility Parameter | ~9.5 – 10.0 (cal/cm³)^0.5 |
Structural Formula:
text
C₆H₅ - COO - CH₂ - CH - O - CH₂ - CH - OOC - C₆H₅
| |
CH₃ CH₃
Dipropylene Glycol Dibenzoate (DPGDB)
Description: Dipropylene Glycol Dibenzoate consists of a dipropylene glycol ether chain with two benzoate ester groups attached at both ends. The molecule contains two phenyl rings, two ester groups, and an ether group. This structure provides high polarity, excellent solvency power, and compatibility with a wide range of polar polymers. The benzoate groups contribute to the plasticizing effect, while the ether linkage provides flexibility. The high molecular weight (326.39 g/mol) ensures low volatility and good permanence in polymer matrices.
| Parameter | Specification | Typical Value | Test Method |
|---|---|---|---|
| Physical State | Liquid | - | Visual |
| Color | Clear, Colorless to Slightly Yellow | - | Visual |
| Color (APHA) | ≤ 80 | < 50 | ASTM D1209 |
| Odor | Mild, characteristic | - | Organoleptic |
| Clarity | Clear, free from turbidity | - | Visual |
| Purity (GC) | ≥ 99.0% | 99.0 – 99.5% | GC |
| Acid Content | ≤ 0.1% (as benzoic acid) | < 0.05% | Titration |
| Water Content | ≤ 0.1% | < 0.05% | Karl Fischer |
Description: Dipropylene Glycol Dibenzoate is a clear, colorless to slightly yellow liquid with a mild characteristic odor. It is a free-flowing liquid with high purity (≥99.0%). Low acid content and low water content indicate high product quality and stability. The APHA color (≤80) confirms the product's clarity and purity.
| Parameter | Specification | Typical Value | Test Method |
|---|---|---|---|
| Physical State | Liquid | - | Visual |
| Color (APHA) | ≤ 80 | < 50 | ASTM D1209 |
| Density (25°C) | ~1.144 g/cm³ | 1.143 – 1.145 g/cm³ | ASTM D4052 |
| Density (20°C) | ~1.146 g/cm³ | - | ASTM D4052 |
| Boiling Point | 464.2 °C | ~464 °C | ASTM D86 |
| Melting/Freezing Point | ~ -40 °C to -30 °C | ~ -35 °C | DSC |
| Flash Point | > 200 °C | > 210 °C | ASTM D93 |
| Vapor Pressure (25°C) | 0 mmHg (negligible) | < 0.01 mmHg | - |
| Viscosity (25°C) | ~100 – 150 cP | ~120 cP | Brookfield |
| Refractive Index (n²⁰/D) | ~1.525 – 1.530 | ~1.528 | ASTM D1218 |
| Surface Tension | ~35 – 40 mN/m | ~38 mN/m | - |
| Specific Gravity (25°C/25°C) | ~1.144 | ~1.144 | ASTM D4052 |
| Solubility in Water | Slightly soluble (~0.1 g/L) | < 0.1 g/L | - |
| Saponification Value | ~340 – 350 mg KOH/g | ~344 mg KOH/g | Titration |
| Acid Value | ≤ 0.5 mg KOH/g | < 0.2 | Titration |
| Hydroxyl Value | ≤ 5.0 mg KOH/g | < 2.0 | Titration |
Description: Dipropylene Glycol Dibenzoate is a liquid with a density of approximately 1.144 g/cm³ at 25°C. It has a high boiling point (464°C) and very low vapor pressure, indicating low volatility and good permanence. The viscosity at 25°C is approximately 120 cP, providing good processability. The refractive index is approximately 1.528. The flash point is above 210°C, indicating low flammability. The saponification value confirms the ester content, and low acid and hydroxyl values indicate high purity.
| Solvent / Medium | Solubility / Miscibility (25°C) |
|---|---|
| Water | Slightly soluble (< 0.1 g/L) |
| Ethanol (Absolute) | Miscible |
| Methanol | Miscible |
| Acetone | Miscible |
| Ethyl Acetate | Miscible |
| Toluene | Miscible |
| Xylene | Miscible |
| Mineral Oil | Miscible |
| Vegetable Oils | Miscible |
| Plasticizers (Phthalates) | Miscible |
| PVC | Highly compatible |
| Polystyrene | Highly compatible |
| Acrylic Resins | Highly compatible |
| Polyurethanes | Highly compatible |
Description: Dipropylene Glycol Dibenzoate is miscible with most organic solvents including ethanol, methanol, acetone, ethyl acetate, toluene, xylene, and mineral oils. It is slightly soluble in water. It shows excellent compatibility with a wide range of polar polymers including PVC, polystyrene, acrylic resins, and polyurethanes. This broad compatibility is one of its key advantages as a plasticizer.
| Parameter | Specification | Typical Value | Test Method |
|---|---|---|---|
| Purity (GC) | ≥ 99.0% | 99.0 – 99.5% | GC (FID) |
| Acid Content (as benzoic acid) | ≤ 0.1% | < 0.05% | Titration |
| Water Content (Karl Fischer) | ≤ 0.1% | < 0.05% | Karl Fischer |
| Color (APHA) | ≤ 80 | < 50 | ASTM D1209 |
| Appearance | Clear, Colorless | - | Visual |
| Density (25°C) | 1.140 – 1.148 g/cm³ | 1.144 g/cm³ | ASTM D4052 |
| Refractive Index (n²⁰/D) | 1.525 – 1.530 | 1.528 | ASTM D1218 |
| Acid Value | ≤ 0.5 mg KOH/g | < 0.2 | Titration |
| Saponification Value | 340 – 350 mg KOH/g | 344 mg KOH/g | Titration |
| Hydroxyl Value | ≤ 5.0 mg KOH/g | < 2.0 | Titration |
| Ash Content | ≤ 0.1% | < 0.05% | USP <281> |
| Heavy Metals (Pb) | ≤ 10 ppm | < 5 ppm | USP <231> |
| Specific Gravity (25°C/25°C) | 1.140 – 1.148 | 1.144 | ASTM D4052 |
Description: Dipropylene Glycol Dibenzoate is supplied in high purity (≥99.0%). The purity is determined by gas chromatography (GC). Low acid and water content indicate high quality and stability. The saponification value (340-350 mg KOH/g) confirms the ester content. Low hydroxyl value indicates minimal monoester or residual alcohol content. Heavy metal content is controlled to ensure product safety.
| Parameter | Value / Description |
|---|---|
| UV-Vis Maximum Absorbance (λmax) | ~230 nm, ~270 nm (ethanol) |
| IR (ATR) Characteristic Bands | 3060-3080 cm⁻¹ (C-H aromatic), 2950-2980 cm⁻¹ (C-H aliphatic), 1710-1730 cm⁻¹ (C=O ester, strong), 1600-1580 cm⁻¹ (C=C aromatic), 1450-1460 cm⁻¹ (C-H bending), 1270-1280 cm⁻¹ (C-O-C ester), 1100-1120 cm⁻¹ (C-O-C ether), 700-710 cm⁻¹ (monosubstituted benzene) |
| ¹H-NMR (CDCl₃) | δ 8.0 (m, 4H, ortho Ar-H), 7.5 (m, 2H, para Ar-H), 7.4 (m, 4H, meta Ar-H), 5.3 (m, 2H, CH), 3.6-3.8 (m, 4H, CH₂), 1.3 (d, 6H, CH₃) |
| ¹³C-NMR (CDCl₃) | δ 166.0 (C=O), 133.0 (C aromatic), 130.0 (C aromatic), 129.5 (C aromatic), 128.5 (C aromatic), 72.0 (CH), 68.0 (CH₂), 16.5 (CH₃) |
| Mass Spectrum (MS - EI) | m/z 326 [M⁺], 221, 105 (benzoyl cation), 77 (phenyl cation), 57 |
| GC-MS Retention Index | ~2100-2200 (DB-5 column) |
Description: These spectroscopic data are used for structural identification and purity control of Dipropylene Glycol Dibenzoate. The IR spectrum shows a strong ester carbonyl absorption at 1710-1730 cm⁻¹ and C-O-C ester bands at 1270-1280 cm⁻¹. The ¹H-NMR spectrum shows characteristic signals for the benzoate aromatic protons, methine protons, methylene protons, and methyl protons. The mass spectrum shows the molecular ion at m/z 326 and the characteristic benzoyl cation at m/z 105.
| Parameter | Value / Description |
|---|---|
| Decomposition Onset Temperature | ~300 °C (by TGA) |
| Maximum Decomposition Rate | ~350-380 °C (by TGA) |
| Glass Transition Temperature (Tg) | ~ -50 °C to -40 °C |
| Thermal Stability | Stable up to 250°C for processing |
| pH Stability | Stable in pH 4 – 9 range (hydrolysis above pH 10) |
| Light Stability | Stable under normal light conditions; may yellow upon prolonged UV exposure |
| Hydrolytic Stability | Resistant to hydrolysis at room temperature; hydrolysis accelerated by strong acids or bases |
| Oxidative Stability | Stable in air; resistant to oxidation |
| Storage Stability | Stable when stored in sealed containers away from heat and light |
| Volatility | Very low volatility due to high molecular weight |
Description: Dipropylene Glycol Dibenzoate is thermally stable up to 250°C, making it suitable for high-temperature processing of polymers and plastics. Decomposition begins above 300°C. It is stable across a wide pH range (pH 4-9) but hydrolysis can occur under strongly acidic or basic conditions at elevated temperatures. It is resistant to oxidation and has very low volatility, ensuring good permanence in polymer matrices. The low glass transition temperature (Tg) contributes to its excellent plasticizing efficiency.
| Property | Description / Mechanism |
|---|---|
| Plasticizer Function | Reduces glass transition temperature (Tg), increases flexibility, and improves processability of polymers |
| Mechanism | Intercalates between polymer chains, reducing intermolecular forces and increasing free volume |
| Compatibility | Excellent compatibility with PVC, polyurethanes, acrylics, polystyrene, and other polar polymers |
| Solvency Power | High solvency power for polar and moderately polar polymers and resins |
| Efficiency | High plasticizing efficiency; lower loading required compared to some conventional plasticizers |
| Permanence | Low volatility, good migration resistance, excellent extractability resistance |
| Flexibility Imparted | Provides excellent flexibility even at low temperatures |
| Viscosity Reduction | Significantly reduces viscosity of polymer compounds and plastisols |
| Durability | Excellent resistance to aging, weathering, and UV degradation |
| Performance | Imparts good mechanical properties, tensile strength, and elongation |
Description: Dipropylene Glycol Dibenzoate functions as a high-performance plasticizer. Its mechanism involves intercalating between polymer chains, reducing intermolecular forces and increasing free volume, which lowers the glass transition temperature (Tg) and increases polymer flexibility. Its high solvency power and excellent compatibility with a wide range of polar polymers make it a versatile plasticizer. It provides excellent flexibility, even at low temperatures, and has very low volatility, ensuring good permanence. It imparts good mechanical properties including tensile strength and elongation.
| Application Category | Function / Benefit | Typical Use Level |
|---|---|---|
| Water-Based Adhesives | ||
| White Latex Adhesives | Plasticizer, improves flexibility and adhesion | 5 – 15% |
| Wood Adhesives | Plasticizer, enhances wetting and penetration | 5 – 15% |
| Plywood Adhesives | Plasticizer, improves bonding strength | 5 – 10% |
| Paper Packaging Adhesives | Plasticizer, improves flexibility and tack | 3 – 10% |
| Lamination Adhesives | Plasticizer, improves adhesion and flexibility | 5 – 10% |
| Smoke Adhesives | Plasticizer, enhances performance | 3 – 8% |
| Hot Melt Adhesives | ||
| EVA-Based Hot Melts | Plasticizer, reduces viscosity, improves flexibility | 5 – 20% |
| Polyurethane Hot Melts | Plasticizer, improves processing and flexibility | 5 – 15% |
| Pressure Sensitive Adhesives (PSA) | ||
| Acrylic PSAs | Plasticizer, improves tack and peel strength | 5 – 15% |
| Rubber-Based PSAs | Plasticizer, improves adhesion and flexibility | 5 – 20% |
| Construction Adhesives | Plasticizer, improves flexibility and weather resistance | 5 – 15% |
Description: Dipropylene Glycol Dibenzoate is widely used in adhesive formulations due to its excellent solvency, compatibility with polar polymers, and plasticizing efficiency. It improves flexibility, adhesion, wetting, and tack in water-based adhesives (white latex, wood, plywood, paper packaging, lamination adhesives). It also finds application in hot melt adhesives, pressure sensitive adhesives, and construction adhesives. Its low volatility ensures long-term flexibility and adhesion performance.
| Application Category | Function / Benefit | Typical Use Level |
|---|---|---|
| PVC Products | ||
| Flexible PVC (Toys, Flooring) | Primary plasticizer, provides flexibility and durability | 20 – 50% (phr) |
| PVC Gloves | Plasticizer, provides softness and flexibility | 20 – 40% (phr) |
| PVC-Plastic Impregnation Products | Plasticizer, improves processing and flexibility | 15 – 35% (phr) |
| PVC Water Hoses | Plasticizer, provides flexibility and durability | 20 – 40% (phr) |
| Synthetic Leather (PVC) | Plasticizer, provides softness and durability | 25 – 45% (phr) |
| PVC Film and Sheeting | Plasticizer, provides flexibility and clarity | 20 – 40% (phr) |
| Polyurethane Applications | ||
| Polyurethane Elastomers | Plasticizer, improves flexibility and processability | 5 – 20% |
| Polyurethane Rubber Rollers | Plasticizer, improves elasticity and durability | 5 – 15% |
| Polyurethane Sealants | Plasticizer, improves workability and flexibility | 5 – 15% |
| Other Polymers | ||
| Polystyrene | Plasticizer, improves flow and impact resistance | 5 – 15% |
| Acrylic Resins | Plasticizer, improves flexibility and processing | 5 – 15% |
| Teslin (Synthetic Paper) | Plasticizer, improves flexibility and printability | 5 – 15% |
Description: Dipropylene Glycol Dibenzoate is an excellent plasticizer for PVC, polyurethanes, and other polar polymers. In PVC applications, it provides flexibility, durability, and good processing characteristics. It is used in flexible PVC products including toys, flooring, gloves, water hoses, synthetic leather, and film. It is also an effective plasticizer for polyurethane elastomers, sealants, and rubber rollers. Its compatibility with polystyrene and acrylic resins expands its application range. It is a non-phthalate alternative for phthalate-sensitive applications.
| Application Category | Function / Benefit | Typical Use Level |
|---|---|---|
| Coatings | ||
| Industrial Coatings | Plasticizer, improves flexibility and adhesion | 2 – 10% |
| Automotive Coatings | Plasticizer, improves flexibility and weatherability | 2 – 8% |
| Wood Coatings | Plasticizer, improves flexibility and film formation | 2 – 8% |
| Coil Coatings | Plasticizer, improves flexibility and adhesion | 2 – 8% |
| Printing Inks | ||
| Flexographic Inks | Plasticizer, improves flexibility and adhesion | 3 – 10% |
| Gravure Inks | Plasticizer, improves flexibility and printability | 3 – 10% |
| Screen Printing Inks | Plasticizer, improves flexibility and adhesion | 3 – 8% |
| Sealants | ||
| Polysulfide Sealants | Plasticizer, improves workability and flexibility | 5 – 15% |
| Polyurethane Sealants | Plasticizer, improves workability and flexibility | 5 – 15% |
| Silicone Sealants | Plasticizer, improves workability | 2 – 10% |
| Mastics and Caulks | Plasticizer, improves workability and adhesion | 5 – 15% |
| Latex Mastics | Plasticizer, improves flexibility and adhesion | 5 – 15% |
Description: Dipropylene Glycol Dibenzoate is used in coatings, printing inks, and sealants to improve flexibility, adhesion, and workability. It functions as a film-forming aid and plasticizer in industrial, automotive, and wood coatings. In printing inks (flexographic, gravure, screen printing), it improves flexibility and adhesion to substrates. It is widely used as a plasticizer in polysulfide and polyurethane sealants, mastics, and caulks, providing excellent workability and long-term flexibility.
| Application | Function / Description | Typical Use Level |
|---|---|---|
| Pesticides | Solvent and carrier for pesticide formulations | 5 – 20% |
| Fluorescent Materials | Solvent and plasticizer for fluorescent pigments | 5 – 15% |
| Dye Carriers | Carrier and solvent for dyes | 5 – 20% |
| Filling Compounds | Plasticizer and filler in filling materials | 5 – 15% |
| Cable Compounds | Plasticizer for cable insulation and sheathing | 15 – 35% (phr) |
| Flooring Compounds | Plasticizer for resilient flooring | 20 – 40% (phr) |
| Textile Coatings | Plasticizer for textile coating applications | 10 – 30% |
| Air Fresheners | Solvent and carrier for fragrances | 5 – 20% |
Description: Dipropylene Glycol Dibenzoate finds application in a wide range of industrial applications. In pesticide formulations, it functions as a solvent and carrier. It is used as a solvent and plasticizer for fluorescent materials, dyes, and filling compounds. In cable compounds and flooring compounds, it provides flexibility and durability. In textile coatings, it improves hand and flexibility. Its versatility and environmental friendliness make it a preferred choice for many industrial applications.
| Application | Function / Description | Typical Use Level |
|---|---|---|
| Moisturizing Products | Humectant and moisturizer | 1 – 5% |
| Sunscreen Products | Solvent and plasticizer for UV filters | 1 – 5% |
| Anti-aging Creams | Moisturizer, improves skin feel | 1 – 5% |
| Skin Care Lotions | Emollient, improves skin feel | 1 – 5% |
| Hair Care Products | Conditioning agent, improves shine and feel | 1 – 5% |
Description: Dipropylene Glycol Dibenzoate is also used in the cosmetic industry for its moisturizing, sunscreen, and anti-aging properties. It functions as a humectant and moisturizer in skin care products, improves skin feel and appearance, and serves as a solvent and plasticizer for UV filters in sunscreen formulations. Its mildness and good skin compatibility make it suitable for personal care applications.
| Property | DPGDB | DOP (DEHP) | DINP | DOTP | ATBC |
|---|---|---|---|---|---|
| Chemical Class | Benzoate Ester | Phthalate | Phthalate | Terephthalate | Citrate |
| CAS Number | 27138-31-4 | 117-81-7 | 68515-48-0 | 6422-86-2 | 77-90-7 |
| Molecular Weight | 326.39 g/mol | 390.56 g/mol | ~420 g/mol | 390.56 g/mol | 402.48 g/mol |
| Density (25°C) | 1.144 g/cm³ | 0.986 g/cm³ | ~0.984 g/cm³ | 0.984 g/cm³ | 1.045 g/cm³ |
| Volatility | Very Low | Low | Very Low | Very Low | Low |
| PVC Compatibility | Excellent | Excellent | Excellent | Excellent | Good |
| Plasticizing Efficiency | High | High | High | High | Moderate |
| Migration Resistance | Excellent | Moderate | Good | Excellent | Good |
| Extractability | Excellent | Moderate | Good | Excellent | Good |
| Low Temperature Flexibility | Good | Excellent | Excellent | Excellent | Good |
| Toxicity/Regulatory | Non-toxic, non-phthalate | Restricted | Restricted in some applications | Preferred alternative | Preferred alternative |
| Environmental Status | Environmentally friendly | Phthalate concern | Phthalate concern | Preferred alternative | Preferred alternative |
| Cost | Moderate | Low | Low | Moderate | Higher |
Description: Dipropylene Glycol Dibenzoate offers several advantages compared to conventional phthalate plasticizers. It is a non-phthalate, environmentally friendly alternative with low toxicity and good regulatory acceptance. Compared to DOP (DEHP) and DINP, DPGDB has higher density, lower volatility, and better migration resistance. Compared to DOTP and ATBC, DPGDB offers comparable performance with potentially better compatibility with polar polymers. Its high solvency power and broad compatibility make it an excellent choice for a wide range of applications.
| Parameter | Description |
|---|---|
| Environmental Friendliness | Non-phthalate, environmentally friendly alternative to o-benzene plasticizers |
| Low Toxicity | Low toxicity profile; suitable for sensitive applications (toys, gloves, medical) |
| Excellent Compatibility | Compatible with a wide range of polar polymers (PVC, PU, acrylics, PS) |
| High Solvency Power | High solvency for polar and moderately polar polymers and resins |
| Low Volatility | Very low vapor pressure; provides permanent plasticization |
| Good Migration Resistance | Resistant to migration; maintains properties over time |
| Excellent Extractability Resistance | Resistant to extraction by water, oils, and solvents |
| Good Low-Temperature Performance | Provides flexibility even at low temperatures |
| Excellent Heat Stability | Stable at high processing temperatures |
| Good Aging Resistance | Resistant to aging and UV degradation |
| Regulatory Acceptance | Widely accepted in global regulations; REACH compliant |
| Versatility | Suitable for adhesives, plastics, coatings, inks, sealants, and cosmetics |
Description: Dipropylene Glycol Dibenzoate offers a wide range of advantages as a plasticizer. Its environmental friendliness, low toxicity, and excellent compatibility with polar polymers make it a preferred choice for phthalate-sensitive applications. Its high solvency power, low volatility, good migration resistance, and excellent extractability resistance ensure long-term plasticizing performance. It is suitable for a wide range of applications including adhesives, plastics, coatings, inks, sealants, and cosmetics. Its regulatory acceptance and REACH compliance facilitate global use.
| Region / Authority | Status | Maximum Concentration | Description |
|---|---|---|---|
| European Union | Permitted | No specific restriction | REACH registered; not classified as SVHC |
| Turkey | Permitted | No specific restriction | Compliant with EU legislation |
| USA (FDA) | Permitted | Indirect food contact | FDA 21 CFR approved for specific applications |
| China | Permitted | No specific restriction | Compliant with Chinese regulations |
| Japan | Permitted | No specific restriction | Japanese regulations |
| REACH | Registered | – | EC 1907/2006 compliant |
| TSCA (USA) | Listed | – | Toxic Substances Control Act |
| EINECS (EU) | 202-296-9 | – | European Inventory of Existing Chemical Substances |
Description: Dipropylene Glycol Dibenzoate is widely permitted in global regulations. It is REACH registered and not classified as a Substance of Very High Concern (SVHC). It is permitted for use in FDA-regulated applications for indirect food contact. Its non-phthalate, low-toxicity profile makes it suitable for applications requiring regulatory compliance.
| Parameter | Value / Assessment | Test System |
|---|---|---|
| Acute Oral Toxicity (LD50) | > 5,000 mg/kg | Rat |
| Acute Dermal Toxicity (LD50) | > 2,000 mg/kg | Rabbit |
| Acute Inhalation Toxicity (LC50) | > 5 mg/L | Rat |
| Skin Irritation | Non-irritating (at use levels) | Rabbit (Draize test) |
| Eye Irritation | Non-irritating to mildly irritating | Rabbit (Draize test) |
| Skin Sensitization | Not a sensitizer | Human Patch Test / GPMT |
| Mutagenicity | Not mutagenic (Ames test negative) | Ames Test / Micronucleus Test |
| Reproductive Toxicity | Not classified | Animal studies |
| Endocrine Disruption | No potential concern | In vitro / In vivo studies |
| Carcinogenicity | Not classified (IARC, NTP) | - |
| Bioaccumulation Potential | Low | Calculated |
Description: Dipropylene Glycol Dibenzoate has a very low toxicity profile. Acute oral toxicity (LD50) is >5,000 mg/kg, indicating low toxicity. It is non-irritating to the skin and not a sensitizer. It is not classified as mutagenic, carcinogenic, or reproductive toxicant. It is not considered an endocrine disruptor. Bioaccumulation potential is low. The excellent safety profile makes it suitable for sensitive applications including toys, gloves, and cosmetic products.
| Parameter | Description |
|---|---|
| Storage Temperature | 15 – 30°C (cool and dry) |
| Storage Conditions | Well-ventilated, moisture-protected area |
| Light Protection | Protect from direct sunlight and UV sources |
| Moisture Sensitivity | Protect from excessive moisture (hygroscopic) |
| Materials to Avoid | Strong oxidizing agents, strong acids, strong bases |
| Shelf Life | 24 – 36 months (unopened, recommended conditions) |
| Degradation Signs | Color change (darkening), acid value increase, odor change |
| Standard Packaging | 200 kg, 220 kg HDPE drums |
| Bulk Packaging | 1000 kg IBC (Intermediate Bulk Container) |
| Small Packaging (Upon Request) | 20 kg, 25 kg, 50 kg |
| Packaging Material | HDPE drums, IBC containers, PE-lined steel drums |
| Closure Recommendation | Keep tightly closed when not in use |
Description: Dipropylene Glycol Dibenzoate should be stored in a cool, dry place in its original packaging. It should be protected from excessive moisture as it is mildly hygroscopic. Contact with strong oxidizing agents, acids, and bases should be avoided. Shelf life is 24-36 months under recommended storage conditions. Degradation signs include color darkening, acid value increase, and odor change. Each package should bear the manufacturing date and batch number for traceability.
| Parameter | Description |
|---|---|
| UN Number | Not regulated (non-hazardous) |
| Hazard Class | Not classified as dangerous goods |
| Packing Group | Not applicable |
| Marine Pollutant | No |
| Transport Classification | |
| ADR (Road) | Not classified |
| RID (Rail) | Not classified |
| ADN (Inland Waterway) | Not classified |
| IMDG (Maritime) | Not classified |
| IATA/ICAO (Air) | Not classified |
| Transport Temperature | Ambient temperature (15-30°C) |
| Transport Precautions | Protect from moisture and excessive heat |
| Packaging Precautions | Use leak-proof, sturdy packaging |
Description: Dipropylene Glycol Dibenzoate is not classified as dangerous goods for transportation. It does not require UN number or hazard labeling. However, proper packaging should be used to prevent leakage and moisture ingress. Transport should be at ambient temperatures (15-30°C), and the product should be protected from excessive heat. The GTIP/HS code is 2918.29.00.00.00 (or specific depending on destination).
| Parameter | Value / Assessment |
|---|---|
| Aquatic Toxicity (Fish, LC50, 96h) | > 100 mg/L |
| Aquatic Toxicity (Daphnia, EC50, 48h) | > 100 mg/L |
| Algal Toxicity (EC50, 72h) | > 100 mg/L |
| Biodegradability | Readily biodegradable (OECD 301F) |
| Bioaccumulation Potential | Low |
| Hydrolysis | Hydrolytically stable at neutral pH |
| Persistence | Low (biodegradable) |
| Environmental Classification | Not classified as hazardous to the environment |
| Water Hazard Class (WGK, Germany) | Class 1 (slightly hazardous to water) |
Description: Dipropylene Glycol Dibenzoate is readily biodegradable and has low toxicity to aquatic organisms. It has low bioaccumulation potential and does not persist in the environment. Compared to phthalate plasticizers, it has a more favorable environmental profile. It is classified as only slightly hazardous to water, supporting its use as an environmentally friendly alternative.
| Certificate / Standard | Status | Description |
|---|---|---|
| ISO 9001:2015 | Certified | Manufacturing facilities have quality management system |
| ISO 14001:2015 | Certified | Environmental management system (optional) |
| REACH (EC 1907/2006) | Registered | Compliant with EU chemical regulations |
| FDA 21 CFR | Compliant | Suitable for FDA-regulated applications |
| Kosher | Upon request | Certified according to Jewish standards |
| Certificate of Analysis (COA) | Provided with each batch | Includes binding specifications |
| Safety Data Sheet (SDS) | Available | Current 16-section document |
| Technical Data Sheet (TDS) | Available | Comprehensive technical information |
| Good Manufacturing Practices (GMP) | Compliant | Manufacturing quality standards |
| Item | Description |
|---|---|
| Information Purpose | This Technical Data Sheet (TDS) is for informational purposes only and does not constitute a binding specification. |
| Typical Values | Values stated herein are based on typical laboratory results and may vary slightly between production batches. |
| Binding Data | For binding specifications, the Certificate of Analysis (COA) for each batch should be requested. |
| User Responsibility | The user is solely responsible for determining the suitability of the product for the intended application and ensuring compliance with all applicable regulations. |
| SDS Requirement | A current Safety Data Sheet (SDS) should be requested from the supplier prior to use. |
| Safety Information | Safety information in this document is based on current knowledge but does not constitute a guarantee of the product's health and safety risks. |
| Regulatory Changes | The user is responsible for monitoring local and international regulatory changes. |
| Product Quality | Product quality is guaranteed in accordance with the standards specified in this document. |
| License / Patents | This document does not grant any license or patent rights for use of the product. |
| Compatibility | Product compatibility with specific formulations should be confirmed through testing. |
DISCLAIMER (LEGAL NOTICE): This Technical Data Sheet (TDS) is for informational purposes only and does not constitute a binding specification. The values stated herein are based on typical laboratory results. The user is solely responsible for determining the suitability of the product for the intended application and for ensuring compliance with all local regulations. A current Safety Data Sheet (SDS) and Certificate of Analysis (COA) should be requested prior to use. Product compatibility with specific formulations should be confirmed through testing. This document does not grant any license or patent rights for use of the product.