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Patent applications and USPTO patent grants for Herold; Robert J..The latest application filed is for "method for treating polypropylene ether and poly-1,2-butylene ether polyols".
Patent | Date |
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Method for treating polypropylene ether and poly-1,2-butylene ether polyols Grant 4,355,188 - Herold , et al. October 19, 1 | 1982-10-19 |
Thermoset polyurethane prepared from a polypropylene ether triol obtained using a double metal cyanide complex catalyst, ethylene glycol and tolylene diisocyanate Grant 4,242,490 - Emerson , et al. December 30, 1 | 1980-12-30 |
Thermoplastic polyurethane prepared from a poly-1,2-propylene ether glycol, a low molecular weight glycol and 2,4-tolylene diisocyanate Grant 4,239,879 - Fabris , et al. December 16, 1 | 1980-12-16 |
Liquid copolymers of vinyl monomers and unsaturated diesters Grant 3,917,666 - Fabris , et al. November 4, 1 | 1975-11-04 |
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