Aditif yo souvan itilize nan matche koulè plastik gen ladan dispersant, lubrifyan (EBS, sir pe, sir pp), lwil oliv difizyon, ajan kouple, konpatibilite ak sou sa.Aditif résine souvan rankontre yo enkli rezistan flanm dife, ajan solid, eklere, ajan anti iltravyolèt, antioksidan, antibakte ...
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