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:
Apr. 06, 1999
Filed:
Mar. 21, 1996
Applicant:
Inventors:
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D / ;
U.S. Cl.
CPC ...
10628716 ;
Abstract
A spin on glass composition which includes in a solvent as a main component alkoxysilane represented by H.sub.n Si(OR).sub.4-n, where n is 1, 2, or 3 and R is an alkyl group. Water or alcohol is available as a solvent. It is preferable to add the above alkoxysilane with at least any one of a phosphorus compound, boron compound and a germanium compound. It is also preferable to add the above alkoxysilane not only with tetraalkoxysilane Si(OR).sub.4, where R is an alkyl group, but also with at least any one of phosphorus compound, boron compound and germanium compound.