C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
402/300
C08F 220/48 (2006.01) C07D 209/48 (2006.01) C08F 236/12 (2006.01)
Patent
CA 1222846
HEAT CURABLE SOLVENTLESS LIQUID PREPOLYMER AND NOVEL MONOMER PREPARED FROM N-(2-HYDROXYALKYL)PHTHALIMIDE Abstract of the Disclosure A heat curable, solventless liquid prepolymer is prepared from a rubber monomer; a nitrile monomer such as acrylonitrile or methacrylonitrile; and a novel monomer having the following formula: Image The prepolymer is formed with sufficient chain transfer agent to establish a weight average molecular weight less than about 25,000. This low viscosity prepolymer is heat curable to form a solid rubber polymer suitable for use as a gasket.
444411
Eagle-Picher Industries Inc.
Macrae & Co.
LandOfFree
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