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:
Jul. 16, 1996
Filed:
Sep. 17, 1993
Yasuhiro Kawaguchi, Sodegaura-machi, JP;
Nobuaki Shimizu, Sodegaura-machi, JP;
Masato Kaneko, Ichihara, JP;
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Abstract
A polyoxyalkylene glycol derivative which has at least one constitutional unit represented by the general formula: ##STR1## wherein R.sup.1 to R.sup.4 are each hydrogen, a monovalent hydrocarbon group having 1 to 10 carbon atoms or a group represented by the general formula: ##STR2## wherein R.sup.5 and R.sup.6 are each hydrogen, a monovalent hydrocarbon group having 1 to 10 carbon atoms or an alkoxyalkyl group having 2 to 20 carbon atoms, R.sup.7 is an alkylene group having 2 to 5 carbon atoms, a substituted alkylene group having 3 to 5 total carbon atoms with an alkyl group as a substituent, or a substituted alkylene group having 4 to 10 total carbon atoms with an alkoxyalkyl group as a substituent, n' is an integer of 0 to 20 and R.sup.8 is a monovalent hydrocarbon group having 1 to 10 carbon atoms with at least one of R.sup.1 to R.sup.4 being a group represented by the general formula (II).