Internal release agents, active hydrogen containing mixtures...

Details Internal release agents, active hydrogen containing mixtures... Internal release agents, active hydrogen containing mixtures...

C - Chemistry, Metallurgy

08

G

C08G 18/65 (2006.01) B29C 33/62 (2006.01) B29C 45/00 (2006.01) C08G 18/08 (2006.01) C08G 18/42 (2006.01) C08G 18/71 (2006.01) C08K 5/17 (2006.01) C08L 75/00 (2006.01)

Patent

CA 2064539

Mo-3591 PU-390 NOVEL INTERNAL RELEASE AGENTS, ACTIVE HYDROGEN CONTAINING MIXTURES WHICH CONTAIN SUCH AGENTS AND THE USE THEREOF IN h PROCESS FOR THE PRODUCTION OF MOLDED PRODUCTS ABSTRACT OF THE DISCLOSURE The present invention is directed to a novel internal release agent, a mixture of isocyanate reactive materials containing the release agent and a RIM process using the release agent. The novel release agent is a reaction product of 1) a polyester prepared by reacting (a) a polymerized fatty acid with (b) a relatively low molecular weight hydroxy group containing compound, and 2) a saturated monocarboxylic acid.

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