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:
Oct. 02, 1990
Filed:
Jul. 03, 1989
Tosoh Corporation, Shin-nanyo, JP;
Abstract
A method of producing poly(vinyl chloride)-based resins is disclosed, which is characterized in that, in the method of producing poly(vinyl chloride)-based resins through the radical copolymerization of vinyl chloride with N-substituted maleimides represented by a general formula (1), the N-substituted maleimides are emulsified with a medium comprising a liquid organic compound having at least one hydroxyl group, and water: ##STR1## wherein X is a substituted or unsubstituted straight chain or cyclic, aliphatic or aromatic group having 1 to 30 carbon atoms, and R and R', which may be identical or different, are hydrogen atoms, fluorine, chlorine or bromine atoms, cyano groups or alkyl groups having not more than 3 carbon atoms.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile