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:
Oct. 14, 2025
Filed:
Feb. 14, 2020
Nissan Chemical Corporation, Tokyo, JP;
Hiroshi Ogino, Toyama, JP;
Tetsuya Shinjo, Toyama, JP;
Ryo Karasawa, Toyama, JP;
Takahisa Okuno, Toyama, JP;
NISSAN CHEMICAL CORPORATION, Tokyo, JP;
Abstract
A cleaning agent composition for use in removal of a polysiloxane adhesive remaining on a substrate, the composition containing a tetrahydrocarbylammonium fluoride and an organic solvent, wherein the organic solvent contains an aromatic compound represented by formula (1) and a lactam compound represented by formula (2). (in formulas (1) and (2), s represents the number of substituents Rs of the benzene ring and is 2 or 3; s groups of Rs each independently represent a C1 to C6 alkyl group; the total number of carbon atoms in s groups of C1 to C6 alkyl groups is 3 or greater; Rrepresents a C1 to C6 alkyl group; and Rrepresents a C1 to C6 alkylene group.)