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:
Aug. 27, 1996
Filed:
Dec. 02, 1994
Applicant:
Inventors:
Cutis M Elsik, Austin, TX (US);
Ronald L Beggs, Leander, TX (US);
Assignee:
Condea Vista Company, Houston, TX (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J / ; C08K / ; C08K / ; C08L / ;
U.S. Cl.
CPC ...
524430 ; 524445 ; 524446 ; 524444 ; 524 43 ; 524 44 ;
Abstract
A latex composition comprising, as a rheology modifier, an effective amount of a boehmite alumina having a crystal size (020 plane) of less than about 60 Angstroms and a surface area, when calcined to gamma phase, of greater than approximately 200 m.sup.2 /g, the boehmite alumina being present in an amount effective to obtain the desired rheological properties of the composition.