Method for manufacturing reactive injection-molded products

Details Method for manufacturing reactive injection-molded products Method for manufacturing reactive injection-molded products

C - Chemistry, Metallurgy

08

L

400/5333, 18/715

C08L 83/12 (2006.01) B29C 33/64 (2006.01) C08L 75/04 (2006.01) C08L 75/08 (2006.01) C08L 83/08 (2006.01)

Patent

CA 1245386

A METHOD FOR MANUFACTURING REACTIVE INJECTION-MOLDED PRODUCTS Abstract What is disclosed is a method of producing molded polyurethane articles by a reaction injection molding process which includes mixing one or more polyols, polyisocyanates and catalysts with an organopolysiloxane containing at least one -COOA group, wherein A is an alkali metal, and molding the curing the mixture. An example of the organopolysiloxane is (CH3)3SiO[(CH3)2SiO]90(CH3Sio)3Si(CH3)3 ¦ CH2CHCOONa ¦ CH3

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