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Product Details:
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| Average Polymerization Degree: | 1676 | Brookfield Viscosity: | 2350 MPa·s |
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| Impurity Particle Count: | 8 Pcs | Sieve Residue: | 0.01% |
| Volatile Matter: | 0.29% | Residual VCM: | 1.90 μg/g |
| Highlight: | PVC resin K-Value 80,ultra-low impurity PVC resin,high polymerization degree PVC |
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Langhui LF-71G Paste Grade PVC Resin K-Value 80
Certificate of Analysis
1. Product Introduction
LF-71G is a high-performance paste PVC resin manufactured by Shandong Langhui Petrochemical. It features a well-controlled high polymerization degree, stable paste viscosity, ultra-low impurity content, minimal volatile matter, excellent fineness and extremely low residual vinyl chloride monomer. Specially developed for paste PVC processing systems, it delivers uniform paste texture, smooth fluidity and excellent processing adaptability, meeting the strict requirements of high-end paste PVC product applications.
2. Quality Inspection Test Results
| Inspection Item | Premium Grade Spec. | First-Class Grade Spec. | Qualified Grade Spec. | Test Result |
| Average Polymerization Degree | 1700±100 | 1700±100 | 1700±100 | 1676 |
| Brookfield Viscosity (mPa·s, 30℃) | 4000±2500 | 4000±2500 | 4000±2500 | 2350 |
| Impurity Particle Count (pcs) | ≤12 | ≤20 | ≤40 | 8 |
| Volatile Matter Mass Fraction (%) | ≤0.40 | ≤0.50 | ≤0.50 | 0.29 |
| Sieve Residue (63μm Mesh, %) | ≤0.1 | ≤1.0 | ≤3.0 | 0.01 |
| Residual Vinyl Chloride Monomer Content (μg/g) | ≤5 | ≤10 | ≤10 | 1.90 |
| Scraper Fineness (μm) | ≤100 | ---------- | -------------- | 20 |
Test Condition Notes
1. Paste viscosity test formula: 100 phr PVC resin, 65 phr DOP plasticizer.
2. Residual vinyl chloride monomer content is a mandatory compliance indicator.
3. Core Product Advantages
• Stable high polymerization degree: Ensures consistent paste rheology and mechanical properties of finished products
• Moderate & stable viscosity: Excellent flowability and processability for paste molding and dipping
• Ultra-low impurity content: Minimizes surface defects and improves the smoothness of finished products
• Minimal volatile matter: Reduces bubble formation during high-temperature processing
• Superior fineness: Ultra-fine particle size ensures uniform dispersion and smooth paste texture
• Extremely low residual VCM: Meets the highest safety standards for food-contact and daily-use PVC products
• Strict batch quality control: Consistent performance for large-scale mass production
4. Typical Application Fields
• PVC paste products: artificial leather, disposable gloves, inflatable toys and products
• PVC coating, dipping and casting compounds
• Floor and wall covering materials
• Toys and household daily-use articles
• High-whiteness and food-contact grade PVC paste products
5. Quality Statement
This batch of products fully meets all indicators of Premium Grade under the national standard GB 15592-2008. All test data are official factory inspection results. Actual product performance may vary with specific formulation designs, processing equipment and operating parameters. Pre-production verification trial is recommended before large-scale mass production.
Notes:
Please feel free to contact us to obtain the detailed manual.
Qingdao Botian Chemical Co., Ltd belongs to Qingdao Tida International Trade Co., Ltd, founded in 2003,.After eighteen years of technological and scientific innovation and production line management, we have became the leading company of Titanium Dioxide products , PVC Paste Resin products production and international sales company.
Main products include over a dozen kinds of high-precision chemical products which are chloride process and sulphate process Titanium Dioxide,Titanium Oxychloride, Titanium Tetrachloride, High Titanium Slag, PVC Paste Resin, Caustic Soda etc. With a professional, tight, young technology R&D team, making the product has a high precision and purity of scientific evidence and quality guarantee.
Chinese claims that twelve years is a cycle .Botian & Tida in the past twelve years development science and technology .Always stick to the ideal of scientific benefit mankind, with exalted scientific attitude to the leading product innovation and research and development; Botian in the past twelve years of market development, adhere to the market demand, to work in front of our industy attitude and strict grasp market demand trend, be committed to develop diversified international market. talent firmly believe that honesty is well-being rich, credibility of natural upsurges, become industry leaders.
In the next years, Botian & Tida will continue moving steadily and firmly.Maintenance with the domestic large state-owned enterprises and Southeast Asia, North America and European countries the business relationship, At the same time we sincerely welcome and look forward to your arrival --TIDA’s new partner.
Respected science, the benefit of mankind, cooperation and innovation, sustainable win-win.
Contact Person: Louis Liu
Tel: 13675620692
Fax: 86-532-89088579
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