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1,4-Butanediol-diphenylmethane 4,4'-diisocyanate-polyethylene adipate glycol copolymer Structure

1,4-Butanediol-diphenylmethane 4,4'-diisocyanate-polyethylene adipate glycol copolymer

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1,4-Butanediol-diphenylmethane 4,4'-diisocyanate-polyethylene adipate glycol copolymer Suppliers