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. 09, 1991
Filed:
Feb. 09, 1990
Applicant:
Inventors:
Fu Chen, Newtown, PA (US);
Edward J Connors, Blue Bell, PA (US);
Assignee:
Betz Laboratories, Inc., Trevose, PA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
524555 ; 524801 ;
Abstract
The present disclosure is directed to water-in-oil emulsion polymers which are used to flocculate matter suspended in aqueous systems. The disclosure and invention are particularly relevent to emulsion polymers which are self-inverting.