The copolymer has the retanning and fat-liquoring abilities as well as certain filling properties.

  • 蓖麻油 - 马来酸酯与苯乙烯共聚物具有复鞣、加脂作用,兼有一定的填充性能.

  • 互联网摘选 2025-01-18 17:06:07

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