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. 30, 2015
Filed:
Sep. 30, 2013
Applicant:
Ube Material Industries, Ltd., Ube-shi, Yamaguchi, JP;
Inventors:
Assignee:
UBE MATERIAL INDUSTRIES, LTD., Ube-shi, Yamaguchi, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B32B 5/16 (2006.01); B05D 7/00 (2006.01); C01F 11/18 (2006.01);
U.S. Cl.
CPC ...
C01F 11/187 (2013.01); Y10T 428/2982 (2015.01); Y10T 428/2998 (2015.01); Y10T 428/2991 (2015.01);
Abstract
An acicular strontium carbonate fine powder having a mean length of 150 nm or less and a mean aspect ratio of 1.5 or more and containing acicular strontium carbonate particles having a length of 200 nm or more in an amount of 5% or less in terms of number of acicular particles is improved in its dispersibility in hydrophobic organic solvent by treating the acicular strontium carbonate fine powder with a combination of polycarboxylic acid having a side chain of a polyoxyalkylene group or its anhydride and amine having a polyoxyalkylene group and a hydrocarbyl group.