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 7985293 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 26, 2011

Filed:

Jul. 31, 2007
Applicants:

Yoshiaki Sasage, Joetsu, JP;

Tsutomu Yamakawa, Joetsu, JP;

Inventors:

Yoshiaki Sasage, Joetsu, JP;

Tsutomu Yamakawa, Joetsu, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 24/24 (2006.01);
U.S. Cl.
CPC ...
Abstract

A hydraulic composition is provided. This composition exhibits an improved workability in its coating with a trowel, and accordingly, an improved working efficiency with no adverse effects on its physical properties. The hydraulic composition comprises at least one surfactant selected from anionic surfactants having foaming ability (group A), at least one surfactant selected from surfactants which are nonionic antifoaming agents (group B), and a water-soluble cellulose ether. The surfactants of group A and group B are respectively added at 0.000005 to 0.004% by weight (solid content) in relation to the powder ingredients in the hydraulic composition, and the water-soluble cellulose ether is added at 0.02 to 1.2% by weight of the hydraulic composition.


Find Patent Forward Citations

Sasage, Yoshiaki. (2011). Hydraulic composition (U.S. Patent No. 7985293). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7985293

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