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.

Date of Patent:
May. 22, 2007

Filed:

Apr. 27, 2001
Applicants:

Toshiya Hagihara, Wakayama, JP;

Shigeo Fujii, Wakayama, JP;

Yoshiaki Oshima, Wakayama, JP;

Inventors:

Toshiya Hagihara, Wakayama, JP;

Shigeo Fujii, Wakayama, JP;

Yoshiaki Oshima, Wakayama, JP;

Assignee:

Kao Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/461 (2006.01); C09K 13/00 (2006.01); C09K 13/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A roll-off reducing agent comprising one or more compounds selected from the group consisting of carboxylic acids having 2 to 20 carbon atoms having either OH group or groups or SH group or groups, monocarboxylic acids having 1 to 20 carbon atoms, and dicarboxylic acids having 2 to 3 carbon atoms, and salts thereof; and a roll-off reducing agent composition comprising a roll off-reducing agent comprising one or more compounds selected from the group consisting of carboxylic acids having 2 to 20 carbon atoms having either OH group or groups or SH group or groups, monocarboxylic acids having 1 to 20 carbon atoms, and dicarboxylic acids having 2 to 3 carbon atoms, and salts thereof; an abrasive; and water.


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