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US4258102A Silicone compositions for treating gypsum board 失效
用于处理石膏板的硅酮组合物

Silicone compositions for treating gypsum board
摘要:
Gypsum paper is treated with a mixture of a silanol containing organopolysiloxane polymer where the polymer has a viscosity varying from 1,000 to 1,000,000 centipoise at 25.degree. C. and in which there is mixed a liquid suspension of colloidal silica.
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