We unleash your business potential by maximize the business innovation.
Send EmailWater-reducing Polycarboxylate Superplasticizer Powder, Polycarboxylate Superplasticizer, PCE Superplasticizer, PCE, PCE-1162, PCE-4131, 37199-81-8
PCE-1162 AND PCE-4131 WITH MARKET EQUIVALENT ANALYSIS
1. PRODUCT DEFINITION AND CHEMICAL IDENTITY
| Parameter | PCE-1162 | PCE-4131 | Market Equivalent Group |
|---|---|---|---|
| Chemical Family | Polycarboxylate Ether | Polycarboxylate Ether | Polycarboxylate Ether / Modified PCE |
| Monomer Base (Typical) | TPEG / HPEG | EPEG / VPEG (Modified) | TPEG, HPEG, MPEG, APEG, EPEG |
| Product Positioning | General Purpose / Standard Performance | High Performance / Early Strength | Mid-Upper Segment |
| Physical Form | White – pale yellow powder | White – pale cream powder | White – yellowish powder (spray-dried) |
| Typical CAS No. | 37199-81-8 | 37199-81-8 | 37199-81-8 (general PCE registration) |
2. PHYSICAL AND CHEMICAL PROPERTIES
| Property | PCE-1162 | PCE-4131 | Conventional PCE Group | High-Performance PCE Group |
|---|---|---|---|---|
| Appearance | White - pale yellow powder | White - pale cream powder | White - pale yellow powder | White - cream powder |
| Bulk Density (g/L) | 400 – 700 | 450 – 750 | 350 – 650 | 450 – 800 |
| Moisture Content (%) | ≤ 5.0 | ≤ 4.0 | ≤ 5.0 | ≤ 4.0 |
| pH (20% solution, 20°C) | 7.0 – 9.0 | 6.5 – 8.5 | 6.0 – 9.0 | 6.0 – 8.5 |
| Chloride Ion (%) | ≤ 0.05 | ≤ 0.03 | ≤ 0.08 | ≤ 0.05 |
| Water Solubility | Good | Very good (rapid) | Moderate-Good | Good-Very good |
3. PERFORMANCE COMPARISON AND MARKET ADVANTAGE ANALYSIS
| Performance Criterion | PCE-1162 | PCE-4131 | Conventional PCE Group (Market Average) | PCE-4131 Advantage Over Market |
|---|---|---|---|---|
| Water Reduction Rate | ≥ 25% | ≥ 30% (very high) | 20 – 28% | +5-10% higher water reduction |
| Recommended Dosage (% cement weight) | 0.06 – 2.0 | 0.05 – 1.5 | 0.10 – 2.5 | 20-40% lower dosage for equivalent performance |
| Early Strength Development (1 day) | Good (reference) | Very Good / High | Moderate-Good | 15-25% higher early strength |
| Final Strength (28 days) | Good (reference) | High | Moderate-Good | 10-15% higher final strength |
| Slump Retention (25°C) | 60 – 90 minutes | 90 – 120 minutes | 45 – 90 minutes | 30-60 minutes longer workability |
| Low w/c Ratio Tolerance (<0.30) | Limited | Excellent | Limited-Moderate | Superior dispersion at extremely low w/c ratios |
| Clay and Fines Compatibility | General purpose, good | Modified, very good | Moderate (performance drops with high clay content) | Effective even with high clay-content aggregates |
| Concrete Viscosity Control | Moderate | Very Good (low viscosity) | Moderate | More flowable, easier pumpable concrete |
4. ADVANTAGES AND DISADVANTAGES OF PCE-1162 AND PCE-4131 AGAINST MARKET EQUIVALENTS
| Criterion | PCE-1162 | PCE-4131 |
|---|---|---|
| Main Advantage | • Balanced price-performance ratio • Wide application range • Sufficient performance in standard concrete classes • More economical solution compared to basic PCE group in the market |
• 30-40% higher water reduction compared to standard TPEG/HPEG-based products in the market • Superior early strength due to modified EPEG/VPEG structure • Same workability at lower dosage • Superiority in challenging weather conditions and long-distance pumping |
| Main Disadvantage | • Limited performance at very low w/c ratios (<0.30) • Shorter slump retention compared to EPEG/VPEG-based upper-segment products • Additional dosage may be required with high clay-content aggregates |
• Higher unit cost compared to standard TPEG-based products • High dosage sensitivity; risk of set retardation at overdosing • No cost advantage in low-strength concrete classes (below C25) |
| Competitive Advantage Summary | Cost-effectiveness and wide application compatibility | High water reduction, early strength, and slump retention |
5. ADVANTAGES OF PCE-1162 AND PCE-4131 AGAINST OTHER ADMIXTURE TYPES
| Comparison | PCE-1162 and PCE-4131 (PCE-Based) | SNF-Based Superplasticizers | Modified Lignosulfonates (MLS) |
|---|---|---|---|
| Water Reduction | 25 – 40% | 15 – 25% | 8 – 15% |
| Slump Retention | 60 – 120 minutes | 30 – 60 minutes | 15 – 30 minutes |
| Strength Increase | Very High | Moderate-High | Low-Moderate |
| Set Retardation | Controlled, low | Moderate | None / Slight |
| Colour and Appearance | White/cream; suitable for architectural concrete | Dark brown; colour issue | Dark brown; colour issue |
| Air Entrainment | Low and controlled | Moderate-High | High |
| Shrinkage Control | Good | Moderate | Weak |
| PCE Advantage Summary | New generation technology | 40-60% more effective water reduction than SNF | 2-3 times higher performance than MLS |
6. SECTORAL APPLICATION AND DOSAGE COMPARISON
| Application | PCE-1162 Dosage (%) | PCE-4131 Dosage (%) | Conventional PCE Group (%) | PCE-4131 Advantage |
|---|---|---|---|---|
| Ready-Mix Concrete (C25-C50) | 0.08 – 0.20 | 0.06 – 0.15 | 0.10 – 0.25 | Similar workability at lower dosage |
| High-Strength Concrete (>C60) | 0.20 – 1.0 | 0.15 – 0.80 | 0.25 – 1.5 | Superior performance at very low w/c ratios |
| Self-Compacting Concrete (SCC) | 0.20 – 1.0 | 0.15 – 0.80 | 0.25 – 1.2 | Better flow and segregation resistance |
| Precast Concrete Elements | 0.10 – 0.25 | 0.08 – 0.20 | 0.10 – 0.30 | High early strength, reduced demoulding time |
| Dry Mortar / Grout / SLU | Not suitable/Moderate | 0.05 – 0.15 | – | Excellent flowability and smooth surface |
7. MARKET POSITIONING AND TECHNOLOGICAL CLASSIFICATION
PCE superplasticizers in the market are classified according to monomer base and performance level:
| Class | Monomer Base | Performance Level | Comparison with PCE-1162 and PCE-4131 |
|---|---|---|---|
| Standard / Economy PCE | TPEG / MPEG | Medium | PCE-1162 is in the upper segment of this group; offers higher water reduction and better slump retention |
| High-Performance PCE | HPEG / EPEG | High | PCE-4131 belongs to this group; provides superior early strength and low dosage advantage with modified polymer structure |
| Ultra High-Performance PCE | VPEG / Specialty modified | Very High | PCE-4131 shows performance close to this group; however, special VPEG-based products are more suitable for ultra-high strength (>C100) concrete |
8. GENERAL ADVANTAGES OF PCE TECHNOLOGY OVER CONVENTIONAL ADMIXTURES
-
Third Generation Technology: PCE superplasticizers represent the most advanced concrete admixtures after lignosulfonates (1st generation) and SNF/SMF (2nd generation).
-
Superior Water Reduction: Significantly increases concrete strength and durability with up to 40% water reduction compared to conventional admixtures.
-
Lower Dosage: 20-50% less dosage is sufficient for the same workability compared to conventional products.
-
Longer Workability Time: Slump retention can be extended up to 2 hours; ideal for hot weather and long-distance pumping.
-
Aesthetic Concrete: White/cream colour does not create colour issues in architectural and decorative concrete applications.
-
Low Air Entrainment: Optimizes freeze-thaw resistance with controlled air content.
-
Environmentally Friendly: Provides equivalent strength with less cement usage; reduces carbon footprint.
9. PREPARATION, APPLICATION, AND STORAGE CONDITIONS
| Process Step | PCE-1162 | PCE-4131 |
|---|---|---|
| Solution Preparation | Powder is slowly added to clean water under mechanical stirring. 20-40% stock solution can be prepared. | Same procedure applies. Dissolution time is shorter due to finer particle structure. |
| Addition Time to Concrete | Added with mixing water or as a solution to wet concrete. | Same as PCE-1162. Action time is faster. |
| Storage and Shelf Life | 24 months in a dry, cool, and moisture-free environment in original sealed packaging. | 24 months under same conditions. More resistant to caking due to low moisture content (<4%). |
10. REGULATORY STATUS AND SAFETY
-
GHS Classification: Not classified as a hazardous substance or mixture under CLP Regulation.
-
Safety Precautions: As with all fine powders, avoid inhalation of dust. Use of protective gloves, goggles, and dust mask is recommended when working with large quantities.
-
Environmental Precautions: PCE polymers are considered to have low toxicity to aquatic organisms. Nevertheless, release of undiluted product to waterways, sewers, or soil should be prevented.
-
Transport: Not classified as dangerous goods.
11. FREQUENTLY ASKED QUESTIONS
Q1: What is the fundamental difference between PCE-1162 and PCE-4131 compared to other PCE products in the market?
PCE-1162 is positioned in the upper segment of standard TPEG/HPEG-based products; it offers a balanced price-performance ratio with a wide application range. PCE-4131, with its modified EPEG/VPEG structure, provides 30-40% higher water reduction, 15-25% higher early strength, and 30-60 minutes longer slump retention compared to standard products in the market.
Q2: Why should PCE-1162 and PCE-4131 be preferred over SNF-based superplasticizers?
PCE-based products offer 40-60% more water reduction, longer workability time, higher strength increase, and colour advantage suitable for aesthetic concrete applications compared to SNF. They also achieve the same performance at lower dosage, providing cost-effectiveness.
Q3: When should PCE-1162 be preferred over PCE-4131?
PCE-1162 is a more suitable choice in low-strength concrete classes (C25-C40), standard ready-mix concrete applications, and cost-sensitive projects.
Q4: Why is the dosage of PCE-4131 more sensitive?
Due to its modified polymer structure, the active ingredient efficiency is very high. Exceeding the recommended upper limit may cause excessive set retardation or segregation in concrete. Therefore, precise determination of optimum dosage through preliminary mix trials on site is critically important.
Q5: How are PCE products in the market classified according to monomer bases?
TPEG, MPEG, HPEG, APEG, and EPEG-based PCEs are available in the market. TPEG and HPEG-based products are the most widely used (over 85% market share); EPEG/VPEG-based products are preferred for newer generation, high-performance applications.
Q6: What should be considered when choosing between PCE powder and liquid form?
Powder form is advantageous for long shelf life, low transport cost, and international trade. Liquid form is practical for daily use in ready-mix concrete plants and offers direct dosing capability. In the market, liquid form is more common with 64% market share, but powder form is growing faster.
