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US4554307A Water soluble polymers and dispersions containing them 失效
含有它们的水溶性聚合物和分散体

Water soluble polymers and dispersions containing them
摘要:
Pigment dispersions contain, as dispersing agent novel water soluble polymers containing acid groups, preferably polyacrylic acid or copolymers of polyacrylic acid with AMPS, having polydispersity below 1.5 and molecular weight in the range about 1,000 to about 5,000.
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