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:
May. 04, 2010
Filed:
May. 15, 2006
Takashi Okada, Kuwana, JP;
Toshihide Yamamoto, Yokkaichi, JP;
Hiroshi Yamakawa, Yokkaichi, JP;
Tosoh Corporation, Shunan-shi, JP;
Abstract
A sulfur-containing cyclic olefin resin comprising a unit represented by the following general formula (1) and having a weight average molecular weight of from 1,000 to 1,000,000. (Here, Rto Reach independently represents a hydrogen atom, an alkyl group having from 1 to 20 carbon atoms, an aralkyl group having from 1 to 20 carbon atoms, an aromatic group having from 1 to 20 carbon atoms, a cyano group, an alkoxy group having from 1 to 10 carbon atoms or a heterocyclic compound, further Rto Rmay be a halogen atom, Rand R, and Rand Rmay form a ring containing carbon, oxygen, sulfur or nitrogen, Rand Reach independently represents a hydrogen atom or a methyl group, . . . represents a single bond or a double bond, and l and m each is 0 or 1.)