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(12) PATENT APPLICATION PUBLICATION
(19) INDIA (21) Application No.: 00175/KOLNP/2005 A
(22) Date of filing of Application: 01/02/2005 (43) Publication Date: 09/06/2006
(54) Title of the invention: SOL-GEL PROCESS FOR THE PREPARATION OF VITREOUS FILMS POSSESSING HIGH
ADHESION PROPERTIES AND STABLE COLLOIDAL SOLUTIONS SUITABLE FOR ITS
CARRYING OUT THE SAME
(51) International classification : C03C 1/00,C03B
8/02
(31) Priority Document No : NO2002A0000009
(32) Priority Date : 12/07/2002
(33) Name of priority country : IT
(86) International Application No and : PCT/EP03/007275
Filing Date
: 07/07/2003
(87) International Publication No : WO 04/007384 A1
(61) Patent of addition to Application No : NIL
Filed on : N.A.
(62) Divisional to Application No : NIL
Filed on : N.A.
(57) Abstract:
(71) Name of Applicant:
NOVARA TECHNOLOGY S.R.L.
Address of the Applicant:
VIA FAUSER 4, I-28100 NOVARA ITALY
(72) Name of the Inventor:
COSTA FULVIO
COSTA LORENZO
Filed U/S 5(2) before The Patents (Amendment)
Act, 2005: NO
Process for the preparation and the deposition of vitreous films on substrates comprising: the dissolution of one or more metal alkoxides
in aprotic solvent, the hydrolysis of the resulting solution, the eventual removal of the formed alcohol, the deposition of the resulting sol
on the substrate surface of interest and the final drying of the film.
(FIG. - Nil)
The Patent Office Journal 09/06/2006 10980