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:
Aug. 04, 2009
Filed:
Jun. 28, 2004
Motokuni Ichitani, Koka-gun, JP;
Daizo Ii, Mishima-gun, JP;
Yukio Ochitani, Koka-gun, JP;
Hideyuki Takahashi, Mishima-gun, JP;
Katsuaki Sakashita, Koka-gun, JP;
Motokuni Ichitani, Koka-gun, JP;
Daizo Ii, Mishima-gun, JP;
Yukio Ochitani, Koka-gun, JP;
Hideyuki Takahashi, Mishima-gun, JP;
Katsuaki Sakashita, Koka-gun, JP;
Sekisui Chemical Co., Ltd., Osaka-shi, JP;
Abstract
It is the object of the present invention to provide a binder resin for coating paste, comprising a polyvinyl acetal type resin, having an excellent dispersibility of inorganic powder such as conductive powder, ceramic powder and glass powder and being capable of exerting an extremely excellent coating property, particularly a printing property, when dispersing the inorganic powder to form paste, conductive paste, ceramic paste and glass paste. in the formulas, Rrepresents a straight chain or branched alkyl group having 1 to 20 carbon atoms, and Rrepresents hydrogen, a straight chain, branched or cyclic alkyl group having 1 to 20 carbon atoms, or an aryl group; and n represents an integer of 1 to 8; and further in the modified polyvinyl acetal resin, a content of the structural unit represented by the general formula (3) is 1 to 20 mol % and a content of the structural unit represented by the general formula (4) is 30 to 78 mol %.