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US5985820A Fabric softening composition 失效
织物软化组成

Fabric softening composition
Abstract:
A fabric conditioning composition comprising;i) a quaternary ammonium fabric softening compound containing at least one ester group and;ii) a polymeric nonionic surfactant with a molecular weight of less than 15,000 and having two long chain alkyl groups in which the two long chains are separated from each other by a hydrophilic moiety.
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