Products
Liquid Rubber – Maleic Anhydride Grafted Polybutadiene (MLPB)
Properties and Uses
Maleic anhydride grafted polybutadiene is commonly used in adhesive and sealant applications in automotive coatings, construction, electronics, polyurethane plastics, polymer modifiers, etc., and has excellent electrical insulation, high water resistance, high cold resistance, low oxygen permeability and chemical resistance.
Can be used for toughening epoxy resins.
Technical specifications
|
Product grade |
MA-I |
MA-Ⅰ type H |
MA-II |
MA-Ⅲ |
MA-IV |
|
Number average molecular weight, Mn |
1000-1200 |
2700 |
3300 |
5400 |
|
|
1,2 structural contents, % |
20-35 |
60-70 |
20-35 |
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|
Acid value, mmol-KOH/g |
30-45 |
20-30 |
40-55 |
80-100 |
|
|
Viscosity (25℃), Pa.S |
≤5 |
≤20 |
≤10 |
≤50 |
|
|
Volatile matter, % |
≤0.50 |
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|
Appearance |
Light yellow transparent liquid |
Brown transparent liquid |
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2. What is your company’s methodological approach to product research and development?
Our R&D approach combines market demand analysis, scheme demonstration, sample development, performance testing, trial‑run verification and iterative optimization. Strict laboratory tests and pilot trials are carried out before formal production to guarantee product stability and compliance.
2. Can you describe your company’s quality management workflow?
Our quality management workflow covers incoming‑material inspection, production‑process monitoring, finished‑product testing, finished‑goods release and post‑delivery quality tracking. Non‑conforming items will be isolated and rectified, with full‑process records kept for traceability.
