The unsaturated polyester was a good plasticizer for NBR and compatible to NBR, and it could partly replace liquid ester plasticizer.
不饱和聚酯是一种良好的NBR增塑剂，与nbr的相容性良好，可部分替代液体酯类增塑剂。
The unsaturated polyester was a good plasticizer for NBR and compatible to NBR, and it could partly replace liquid ester plasticizer.
不饱和聚酯是一种良好的NBR增塑剂，与nbr的相容性良好，可部分替代液体酯类增塑剂。
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