Polyethers and their use as mold release agents for plastics

Details Polyethers and their use as mold release agents for plastics Polyethers and their use as mold release agents for plastics

C - Chemistry, Metallurgy

07

C

402/123, 402/293

C07C 43/13 (2006.01) C07D 295/088 (2006.01) C08G 18/40 (2006.01) C08G 18/48 (2006.01) C08G 65/26 (2006.01)

Patent

CA 1319709

Mo-3107 LeA 25,487 POLYETHERS AND THEIR USE AS MOLD RELEASE AGENTS FOR PLASTICS ABSTRACT OF THE DISCLOSURE The present invention is directed to polyethers obtained by the reaction of a substituted 1,2-epoxy- alkane bearing at least one alkyl substituent containing at least 8 carbon atoms with at least one polyol corresponding to the formula R(OH)x (1) wherein R is an organic radical and x is an integer having a value of 2 or more, 2 or more moles of epoxyalkane being added onto the polyol (1). The present invention is also directed to a process for the preparation of high molecular weight polymers wherein the process is conducted in the presence of the previously described polyethers as a mold release agent. Mo3107

579512

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