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:
Dec. 28, 1999
Filed:
Nov. 12, 1993
Applicant:
Inventors:
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
427100 ; 4271262 ; 4271263 ; 427226 ; 427240 ; 4273762 ; 4274193 ; 4274301 ;
Abstract
A method is described of manufacturing ferroelectric bismuth-titanate layers Bi.sub.4 Ti.sub.3 O.sub.12 on a substrate, A solution containing bismuth and titanium is provided, in a stoichiometric ratio, in the form of a metallo-organic or inorganic compound which is homogeneously mixed in an organic solvent, being brought into contact with the substrate and thermally treated at a temperature in the range from 500.degree. C. to 650.degree. C., thereby forming bismuth-titanate Bi.sub.4 Ti.sub.3 O.sub.12.