DONGHAI'S
STORY
China rubber processing aids manufacturers and rubber processing aids suppliers
, Taizhou Huangyan Donghai Chemical Co.,Ltd.was founded in March 1985, which have more than 35 years industry experience.

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Rubber accelerators are essential additives in the vulcanization process of natural and synthetic rubbers. Their primary function is to speed up crosslinking between polymer chains, improving production efficiency. Beyond curing speed, accelerators significantly influence mechanical properties, part...
Melamine resin is a thermosetting polymer widely used in coatings, laminates, adhesives, and molding compounds. Proper dosage is critical for achieving desired mechanical, thermal, and chemical properties. Over- or under-adding melamine resin can negatively affect product performance, processing sta...
Scorch time refers to the period before vulcanization begins during rubber mixing, shaping, or processing. Controlling scorch time is critical because premature curing can cause processing difficulties, material waste, and product defects. In industrial rubber manufacturing, extending scorch time al...