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:
Dec. 29, 1992
Filed:
May. 14, 1992
Naoki Yamamoto, Otake, JP;
Hiroki Hatakeyama, Otake, JP;
Mitsubishi Rayon Company Ltd., Tokyo, JP;
Abstract
A synthetic resin molded article having a good antistatic property, includes a synthetic resin substrate and a film of an antistatic polymer formed on the surface of the substrate. The antistatic polymer is prepared by polymerizing an anionic monomer represented by the formula (I) or a mixture of the anionic monomer and a monomer copolymerizable therewith: ##STR1## wherein R.sub.1 is H or --CH.sub.3, A.sub.1 ##STR2## or phenylene, X is N or P, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 independently represent an alkyl, aryl or aralkyl group which may have a substituent, n is 0, 1 or 2, B is an alkylene, arylene or aralkylene group which may have an ester bond, and R.sub.6 is H or an alkyl group.