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US4427819A Anionic structured particle latexes 失效
阴离子结构粒子胶乳

Anionic structured particle latexes
摘要:
Structured particle latexes contain organic polymer particles in aqueous media having a nonionic core encapsulated by a thin layer of a water-insoluble copolymer containing pH independent stabilizing anionic groups such as sulfonate groups chemically bound at or near the particle surface.
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