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:
Feb. 08, 2005
Filed:
Mar. 22, 2002
Noriyasu Shinohara, Ibaraki, JP;
Kaori Shirato, Ibaraki, JP;
Michinori Nishikawa, Ibaraki, JP;
Takashi Okada, Ibaraki, JP;
Kinji Yamada, Ibaraki, JP;
Noriyasu Shinohara, Ibaraki, JP;
Kaori Shirato, Ibaraki, JP;
Michinori Nishikawa, Ibaraki, JP;
Takashi Okada, Ibaraki, JP;
Kinji Yamada, Ibaraki, JP;
JSR Corporation, Tokyo, JP;
Abstract
A composition for film formation capable of forming a coating film excellent in low dielectric constant characteristics, cracking resistance, modulus of elasticity, and adhesion to substrates and useful as an interlayer insulating film material in semiconductor devices, etc. The composition for film formation contains (A) at least one member selected from an aromatic polyarylene and an aromatic poly(arylene ether), (B) a polyvinylsiloxane, and (C) an organic solvent.