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. 27, 1978
Filed:
Feb. 17, 1976
Applicant:
Inventors:
Howard Joseph Cohen, Baltimore, MD (US);
Francis Michael Vojik, Baltimore, MD (US);
Assignee:
SCM Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09C / ; C09C / ; C09D / ; C09D / ;
U.S. Cl.
CPC ...
106312 ; 106272 ; 1063 / ; 260 / ;
Abstract
Silica flatting agents having improved flatting and settling characteristics and which impart improved mar resistance to certain coatings are prepared by treating a silica hydrogel in the absence of dispersion or emulsifying agents with up to 14 parts by weight of specific mixtures of microcrystalline waxes and synthetic waxes in the respective ratios of from 1:1.5 to 1:12.