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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.:

US 10941369 B1

PDFFull Text
Date of Patent:
Mar. 09, 2021

Filed:

Aug. 07, 2017

Surfactant composition

Applicant:

Kao Corporation, Tokyo, JP;

Inventors:

Yukiko Tabuchi, Izumiotsu, JP;

Takaya Sakai, Wakayama, JP;

Hiroko Endo, Musashino, JP;

Assignee:

KAO CORPORATION, Tokyo, JP;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Necholus Ogden, Jr

Int. Cl.
CPC ...
C11D 1/00 (2006.01); C11D 1/831 (2006.01); C11D 1/10 (2006.01); C11D 1/72 (2006.01); A61K 8/46 (2006.01); C11D 1/14 (2006.01); A61Q 19/10 (2006.01); A61Q 5/02 (2006.01); C11D 1/34 (2006.01); C11D 1/83 (2006.01); C11D 1/04 (2006.01);
U.S. Cl.
CPC ...
C11D 1/831 (2013.01); A61K 8/46 (2013.01); A61Q 5/02 (2013.01); A61Q 19/10 (2013.01); C11D 1/04 (2013.01); C11D 1/10 (2013.01); C11D 1/14 (2013.01); C11D 1/143 (2013.01); C11D 1/146 (2013.01); C11D 1/34 (2013.01); C11D 1/345 (2013.01); C11D 1/72 (2013.01); C11D 1/83 (2013.01);
Abstract

The present invention provides a surfactant composition which includes a surfactant at a high concentration, while having fluidity over a wide concentration range. A surfactant composition according to the present invention contains the components A, B, C and D described below, and is configured such that: the total content of the components A, B and C is from 30% by mass to 80% by mass (inclusive); the mass ratio of the total content of the components A and B to the content of the component C, namely (A+B)/C is from 20/80 to 80/20; and the mass ratio of the content of the component A to the content of the component B, namely A/B is from 98/2 to 45/55. A: an internal olefin sulfonic acid and/or a salt thereof; B: an anionic surfactant other than the component A; C: a nonionic surfactant; D: water.

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