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:
May. 07, 2019
Filed:
Dec. 05, 2014
Applicant:
Georgia-pacific Gypsum Llc, Atlanta, GA (US);
Inventors:
Mianxue Wu, Suwanee, GA (US);
Jeffrey T. Fields, Suwanee, GA (US);
Assignee:
Georgia-Pacific Gypsum LLC, Atlanta, GA (US);
Primary Examiner:
Int. Cl.
CPC ...
C08K 7/08 (2006.01); C30B 7/04 (2006.01); C30B 7/10 (2006.01); C01F 11/46 (2006.01); C30B 29/10 (2006.01); C30B 29/46 (2006.01); C30B 29/62 (2006.01);
U.S. Cl.
CPC ...
C08K 7/08 (2013.01); C01F 11/466 (2013.01); C30B 7/04 (2013.01); C30B 7/10 (2013.01); C30B 29/10 (2013.01); C30B 29/46 (2013.01); C30B 29/62 (2013.01); C01P 2004/10 (2013.01); C01P 2004/54 (2013.01); C01P 2004/61 (2013.01); C01P 2004/62 (2013.01); C01P 2006/10 (2013.01); C01P 2006/12 (2013.01); C01P 2006/37 (2013.01); C01P 2006/90 (2013.01); C08K 2201/003 (2013.01); C08K 2201/004 (2013.01); C08K 2201/006 (2013.01); C08K 2201/016 (2013.01); Y10T 428/298 (2015.01);
Abstract
A composition of matter is provided, including anhydrite calcium sulfate whiskers having a mean aspect ratio of at least 30. Another composition of matter is provided, including alpha-derived anhydrite calcium sulfate whiskers. Yet another composition of matter is provided, including fine alpha particle-derived anhydrite calcium sulfate whiskers.