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Shanghai Kingfa’s patent, “a kind of de-monomer and de-bubble method of acrylonitrile polymerization solution” and “a kind of heat-resisting polyamide mixture and its application” won the national excellent patent award.

Shanghai Kingfa’s patent, “a kind of de-monomer and de-bubble method of acrylonitrile polymerization solution” and “a kind of heat-resisting polyamide mixture and its application” won the national excellent patent award.

2017-12-16

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