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:
Apr. 26, 1988
Filed:
Oct. 28, 1986
Applicant:
Inventors:
Mineo Nagano, Shinnanyo, JP;
Michio Saito, Shinnanyo, JP;
Assignee:
Toyo Soda Manufacturing Co., Ltd., Shinnanyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
526201 ; 526 88 ; 526212 ; 526216 ;
Abstract
A process for the gas phase homopolymerization of vinyl chloride or the gas phase copolymerization of vinyl chloride with a monomer copolymerizable therewith, wherein when the breeding ratio first exceeds 3.5 after initiation of the polymerization, the feed rate of a seed polymer is adjusted so that the breeding ratio is maintained at a level of from 3.5 to 5.5.
Nagano, Mineo. (1988). Process for gas phase polymerization of vinyl chloride (U.S. Patent No. 4740571). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4740571
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile