Polyether polyurethane prepolymers and cast elastomers made...

Details Polyether polyurethane prepolymers and cast elastomers made... Polyether polyurethane prepolymers and cast elastomers made...

C - Chemistry, Metallurgy

08

L

400/111, 400/742

C08L 75/08 (2006.01) C08G 18/10 (2006.01) C08G 18/48 (2006.01) C08K 3/00 (2006.01) C08K 3/36 (2006.01)

Patent

CA 1251294

Mo-2479 PU-124 IMPROVED POLYETHER POLYURETHANE PREPOLYMERS AND CAST ELASTOMERS MADE THEREFROM ABSTRACT OF THE DISCLOSURE A novel polyether polyurethane polymer compris- ing the reaction product of an organic diisocyanate and a linear polyhydroxyl polyether having a molecular weight of less than 8000 and from 0.01 to 1%, by weight, of finely-divided inorganic particles is described, together with a process for producing a cast elastomer by reacting this polymer with a cross-linking or chain-extending agent. Mo-2479 PU-124

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