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. 15, 1987
Filed:
Nov. 12, 1986
Applicant:
Inventors:
Bhupati R Bhattacharyya, Downers Grove, IL (US);
Philip D Dalsin, Carlsbad, CA (US);
Assignee:
Nalco Chemical Company, Naperville, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
526207 ; 526295 ;
Abstract
High molecular weight DADMAC polymers are produced by polymerizing an inverse latex of DADMAC with 0.5 to 3 weight percent acrylamide. The polymerization uses a low HLB emulsifier and a free radical initiator.
Bhattacharyya, Bhupati. (1987). High molecular weight dadmac polymers by inverse emulsion technology (U.S. Patent No. 4713431). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4713431
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile