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:
Jun. 09, 1981
Filed:
Sep. 19, 1979
Applicant:
Inventors:
Assignee:
Blue Circle Industries Limited, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09C / ;
U.S. Cl.
CPC ...
106306 ; 106214 ; 1063 / ;
Abstract
A composition for flocculating filler in aqueous suspension for use in papermaking, comprising a starch, an organic polyelectrolyte capable of flocculating mineral filler particles in aqueous suspension, and at least one agent capable of regulating the mobility of a dispersion, particularly a substance moderating flocculation of suspended filler or a substance moderating the viscosity of the dispersion.