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US4486474A Method of sizing strands 失效
缝线尺寸的方法

Method of sizing strands
Abstract:
A method of sizing a filament in the form of a mat of strand filament wound into a roll by immersing the roll in a ketone solvent containing an unsaturated epoxy resin and polyamine curative therefor followed by removing said ketone under vacuum conditions to unblock said polyamine and allowing it to partially cross-link said epoxy.
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