Unsaturated polyester resin refers to the polycondensation reaction of diacids and diols to form a polymer containing unsaturated double bonds.More
Hydrolytic Polymerizd Maleic Anhydride
HPMA is a low molecular weight polyelectrolyte with a general relative molecular weight of 400~800, non-toxic, easily soluble in water, high chemical stability, and thermal stability.More
A food additive is a synthetic or natural substance added to food for the purpose of improving the quality of color, aroma, and taste, as well as for the purpose of preservative and processing.More
Pesticide intermediate is produced by processing agricultural raw materials, and it is an intermediate medium that combines two or more substances together.More
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