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, 2008
Filed:
Apr. 27, 2005
Yoshiki Nakagawa, Kobe, JP;
Kenichi Kitano, Kobe, JP;
Yoshiki Nakagawa, Kobe, JP;
Kenichi Kitano, Kobe, JP;
Kaneka Corporation, Osaka, JP;
Abstract
The present invention is concerned with a vinyl polymer having at least one group of the general formula (1) permolecule at the molecular chain terminus.—Z—R—CR═CRR  (1)wherein Z represents an oxygen atom, a sulfur atom, a group of the formula NR', R′ represents a univalent hydrocarbon group containing 1 to 20 carbon atoms, or a bivalent organic group containing 1 to 20 carbon atoms, and R represents a carbonyl group, a direct bond or a bivalent organic group containing 1 to 20 carbon atoms; Rand Rare the same or different and each represents a hydrogen atom or a univalent organic group containing 1 to 20 carbon atoms, and Rrepresents an organic group containing 1 to 20 carbon atoms. The present invention is further concerned with a curable composition comprising the above vinyl polymer.