Styrenic Block Copolymer, Mixed Plastic Waste Compatibilizer, Recycled Plastic Performance Enhancer, Polyolefin Recycling Additive, SBC, 66070-58-4, 9003-55-8

Styrenic Block Copolymer, Mixed Plastic Waste Compatibilizer, Recycled Plastic Performance Enhancer, Polyolefin Recycling Additive, SBC, 66070-58-4, 9003-55-8

STYRENIC BLOCK COPOLYMERS (SBC) 
PRODUCT IDENTIFICATION INFORMATION

CHEMICAL STRUCTURE

Styrenic Block Copolymer (General Structure)

Polystyrene Block — Elastomer Mid-Block — Polystyrene Block
(Hard Phase) (Soft/Rubbery Phase) (Hard Phase)

General Structure: A-B-A triblock copolymer where A = polystyrene (hard phase) and B = elastomer mid-block (e.g., ethylene-butylene, butadiene, isoprene).

• C1000/C1010: Functionalized block copolymers (polystyrene/PE-butylene rubber)

• C2000: SEBS-based (Styrene-Ethylene-Butylene-Styrene)

• C3000: SBR-based (Styrene-Butadiene Rubber)

• C5000: Specialty grade (limited public data)

SECTION 1: CHEMICAL IDENTITY AND DESCRIPTION

SECTION 2: PHYSICAL AND CHEMICAL PROPERTIES

SECTION 3: PRODUCT COMPARISON

SECTION 4: POLYMER COMPATIBILITY MATRIX

Compatibility Notes:

• C1000 / C1010 Series: "Multi-resin" compatibilizers; Bridge between non-polar plastics (polyethylene) and polar engineering plastics (PET, PA, EVOH, PC); Only series suitable for PLA and wood-plastic composites.

• C2000: Primarily a performance enhancer for polyolefin streams but also compatible with EVOH and PA; Suitable for multi-layer barrier films.

• C3000: Designed specifically for polyolefin (HDPE/PP) recycling streams; Focuses on mechanical property enhancement without high-temperature processing.

SECTION 5: DETAILED PRODUCT DESCRIPTIONS

5.1 CirKular+™ C1000 - General Purpose Compatibilizer

Product Description:
CirKular+™ C1000 is a high-flow compatibilizer that provides superior compatibility across a wide range of polar and non-polar plastic blends. In recycling processes, it reduces interfacial tension between incompatible polymers to achieve a homogeneous blend.

Key Features:

• Polymer Compatibility: Polyolefins (PP/PE), Polystyrene (PS/HIPS), Engineering Plastics (PET/PA/PC), Bioplastics (PLA), and EVOH

• Maximum Processing Temperature: 280°C

• FDA Compliance: Yes (food contact suitable)

• Physical Form: Pellets

• Melt Flow Index (MFI): 22 g/10min (230°C/5kg)

Applications:

• Multi-layer packaging films (e.g., PE/EVOH/PE structures)

• Engineering plastic blends (PET/PA)

• Mechanical property improvement in recycled material blends

• Mixed or unknown plastic waste streams - "workhorse" product

Technical Advantages:

• High impact resistance even at low addition levels (3-5%)

• Increased elongation at break

• Improves processability of recycled materials (PCR)

5.2 CirKular+™ C1010 - High Performance Compatibilizer

Product Description:
CirKular+™ C1010 is similar to C1000 but with a higher Melt Flow Index (MFI). It demonstrates more effective dispersion particularly in systems containing Polyamide (PA/Nylon). Its high flowability makes it ideal for thin film and injection molding applications.

Key Features:

• Polymer Compatibility: Optimized for all systems containing PA (Nylon), especially LLDPE/PA6 composite films

• Maximum Processing Temperature: 280°C

• FDA Compliance: Yes

• Melt Flow Index (MFI): 34 g/10min (high flowability)

• Sustainability: 50% recycled content version available (C1010 RC)

• APR Certification: Yes (specifically for PE/PA6 films)

Applications:

• Nylon-containing barrier films (e.g., LLDPE/PA6 feed bags)

• High-speed extrusion and injection molding processes

• Compatibility improvement in rigid packaging waste (PP/PA blends)

Technical Advantages:

• Superior dispersibility compared to C1000 for smoother surface quality

• Prevents delamination (layer separation) in PA-containing blends

• 50% recycled version reduces carbon footprint

5.3 CirKular+™ C2000 - General Performance Enhancer

Product Description:
CirKular+™ C2000 is not just a compatibilizer but also a mechanical performance enhancer. It compensates for viscosity reduction and mechanical losses encountered during processing of recycled polymers. Specifically tested for rigid packaging recycling.

Key Features:

• Polymer Compatibility: HDPE, PP, polyethylene-based blends

• Maximum Processing Temperature: 280°C

• Melt Flow Index (MFI): 24 g/10min

• APR Certification: APR Critical Guidance Recognition - Flexible Packaging

• Recyclass Certification: Technical Approval - Rigid Containers (HDPE/PP)

• FDA Compliance: Yes

Applications:

• Recycling of HDPE and PP bottles and containers

• Improvement of recycled materials from rigid plastic waste (rHDPE, rPP)

• Development of "Design for Recycling" products

Technical Advantages:

• Stabilizes flowability of material after recycling

• Increases tensile and flexural strength in recycled materials

• Maintains material integrity even after multiple recycling cycles

5.4 CirKular+™ C3000 - Low Temperature / Special Application

Product Description:
CirKular+™ C3000 is designed for applications requiring low processing temperatures. It provides compatibility while preventing degradation during recycling of thermally sensitive polymers.

Key Features:

• Polymer Compatibility: HDPE, PP, engineering plastics with low melting temperature

• Maximum Processing Temperature: 200°C (lower than other products)

• Melt Flow Index (MFI): 11 g/10min

• Recyclass Certification: Technical Approval - Rigid Containers (HDPE/PP)

• FDA Compliance: Yes

Applications:

• Low-temperature extrusion or injection molding processes

• Recycling streams containing heat-sensitive additives

• Bioplastic blends with low melting temperature

Technical Advantages:

• Minimizes thermal degradation for color stability

• High compatibility yield during low-temperature processing

• Ideal processing window for sensitive polymers

5.5 CirKular+™ C5000 - Specialty Grade

Note: Specific technical data for CirKular+™ C5000 is not available in current search results. This product typically appears as the highest performance or most specific application version of the series. For detailed Technical Data Sheet (TDS) and maximum processing temperature information, please visit Kraton Corporation's official website or contact your regional sales representative.

SECTION 6: RECOMMENDED USAGE RATES

APR-Certified Formulation Recommendations:

Performance Impact Data (at 5% total addition, e.g., 5% C1000/C2000 blend in LLDPE/EVOH):

SECTION 7: APPLICATION NOTES AND RECOMMENDATIONS

Processing Conditions:

• All products (except C3000) maintain thermal stability up to 280°C; This enables recycling with high-temperature polymers like PET (255°C) or PA (280°C)

• Drying not required; However, if exposed to moisture, drying at 60°C for 2-4 hours is recommended

Usage Method:

SECTION 8: QUICK SELECTION GUIDE

SECTION 9: INDUSTRY APPLICATION MATRIX

SECTION 10: QUALITY SPECIFICATIONS

SECTION 11: TOXICOLOGICAL PROFILE

SECTION 12: GHS CLASSIFICATION AND LABELING

GHS Classification (in accordance with CLP and UN GHS):

SIGNAL WORD: NONE (not classified as hazardous)

Hazard Pictograms: NONE

Hazard Statements (H-Codes): Not classified as hazardous under GHS regulations.

NFPA 704 Hazard Classification:

SECTION 13: PRECAUTIONARY STATEMENTS (P-CODES)

SECTION 14: FIRST AID MEASURES

SECTION 15: FIREFIGHTING MEASURES

SECTION 16: STORAGE AND SHELF LIFE

SECTION 17: PACKAGING OPTIONS

SECTION 18: TRANSPORT INFORMATION

SECTION 19: REGULATORY STATUS

SECTION 20: SUMMARY TABLE

SECTION 21: CRITICAL WARNINGS AND BEST PRACTICES

CRITICAL WARNINGS:

• Not classified as hazardous under GHS. Non-toxic, non-carcinogenic.

• Combustible organic material. May form explosive dust clouds when finely dispersed. Avoid dust accumulation.

• Dust may cause mechanical irritation to eyes, skin, and respiratory system. Use appropriate dust control measures.

• Hygroscopic – may absorb moisture from air. Store in tightly closed, moisture-proof containers.

• Processing temperature limits: C1000/C1010/C2000 max 280°C; C3000 max 200°C. Exceeding limits may cause degradation.

• Compatibilizer selection critical for optimal performance. Refer to compatibility matrix for polymer matching.

• PVC incompatibility: Test before mixing with high-chlorine polymers (PVC).

• Medical device restriction: Not certified for use in medical devices without Kraton's written approval.

• Drying: Not normally required; If exposed to moisture, dry at 60°C for 2-4 hours.

BEST PRACTICE RECOMMENDATIONS:

Product Selection:

• C1000: Use for mixed or unknown plastic waste streams; Broadest compatibility; "Workhorse" product

• C1010: Use for PA/nylon-containing systems; High-flow applications; Thin films and injection molding

• C2000: Use for HDPE/PP recycling; Rigid packaging; When mechanical performance improvement needed

• C3000: Use for low-temperature processing; Heat-sensitive polymers; VOC-containing recycled PP

• C1010 (50% Recycled): Use when sustainability/recycled content goals are critical

Usage Method:

• Optimal addition rate: Start with 5% by weight; Optimize based on contamination level and target properties

• Recommended range: 2-10% (w/w)

• Method: Dry blending with recycled granules or flakes; Pre-compounding into masterbatch recommended for best results

• Processing: Compatible with extrusion, injection molding, blow molding, and thermoforming

Processing:

• Temperature control: Do not exceed maximum processing temperatures (C1000/C1010/C2000: 280°C; C3000: 200°C)

• Screw design: Use general-purpose screw with moderate shear; Avoid excessive shear (may degrade polymer)

• Drying: Not required under normal conditions; If moisture is present, dry at 60°C for 2-4 hours

Handling:

• Use in well-ventilated areas; Avoid dust formation; Use dust masks (N95/FFP2) when handling powder

• Wear protective gloves and safety goggles

• Wash hands thoroughly after handling

Storage:

• Store in tightly closed, moisture-proof containers; Store in a cool, dry, well-ventilated area; Protect from direct sunlight and extreme temperatures; Shelf life: 24-36 months under proper conditions

Spill Management:

• Sweep or vacuum (HEPA) and place in suitable sealed container; Avoid dust formation; Do not allow entry into drains or waterways

Disposal:

• Dispose of in accordance with local, regional, and national regulations; Non-hazardous waste; Can be incinerated in compliance with regulations

SPECIAL NOTE ON CERTIFICATIONS:

• APR (Association of Plastic Recyclers) Certification: C1000, C1010, and C2000 are APR certified. This ensures compatibility with existing recycling streams in North America.

  • C1000: Certified for PE/EVOH blends

  • C1010: Certified for PE/PA6 film blends

  • C2000: Certified for HDPE, PP, and PE Films

• Recyclass Certification: C2000 and C3000 are Recyclass certified for rigid containers (HDPE/PP) in Europe.

• FDA Compliance: All grades (C1000, C1010, C2000, C3000) are FDA compliant for food contact applications. Check specific grade for conditions and limitations.

SPECIAL NOTE ON SAMPLE FORMULATIONS:

PE/EVOH Barrier Film Recycling (APR Certified):

LLDPE/PA6 Barrier Film Recycling:

HDPE Bottle Recycling (Impact Enhancement):

LEGAL DISCLAIMER:
The information provided in this document is based on our current knowledge and experience and is presented in good faith. However, as all conditions of use are beyond our control, it does not constitute a binding specification or warranty. This Technical Data Sheet is for informational purposes only. Users are responsible for testing the suitability for their own applications. For complete safety, storage, use, handling, waste, and regulatory compliance information, please refer to the official Safety Data Sheet (SDS/MSDS) provided by the manufacturer/supplier. Products are not certified for use in medical devices or critical applications outside food contact without Kraton's written approval.