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:
Jan. 28, 1992
Filed:
Jun. 08, 1989
Applicant:
Inventor:
John Biale, Anaheim, CA (US);
Assignee:
Union Oil Company of California, Los Angeles, CA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ;
U.S. Cl.
CPC ...
524555 ; 524558 ; 524560 ; 524317 ;
Abstract
A polymeric composition comprising a polymer and less than about 1 weight percent surfactant is useful for producing a high-gloss latex paint. The polymer comprises about 25 to about 60 weight percent of a soft monomer whose homopolymer has a T.sub.g of less than about -20.degree. C. and about 40 to about 75 weight percent of a hard monomer whose homopolymer has a T.sub.g of greater than about 30.degree. C., and has a calculated T.sub.g of about 15.degree. to about 35.degree. C., an actual T.sub.g of about 10.degree. to about 60.degree. C., and a particle size of less than about 250 nm.