The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 11, 1980
Filed:
Apr. 09, 1979
Teijin Limited, Osaka, JP;
Abstract
A thermoplastic polyurethane comprising the polymerization product of a long-chain diol, a low molecular weight chain-extender, an organic diisocyanate and a specific diol compound. The specific diol compound is represented by the following formula: ##STR1## wherein R.sub.1 and R.sub.2 are hydrogen or an alkyl radical having from 1 to 3 carbon atoms, R.sub.3 and R.sub.4 are an alkylene radical having from 2 to 4 carbon atoms, Y is a bivalent radical selected from the group consisting of ##STR2## wherein x is hydrogen, chlorine, bromine or a methyl radical, m and n are positive integers satisfying the formula 2.ltoreq.m+n.ltoreq.10
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile