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. 02, 2001
Filed:
Jun. 04, 1999
Applicant:
Inventors:
Uwe Anthes, Erbach, DE;
Reiner Dombrowski, Höchst, DE;
Assignee:
Merck Patent Gesellschaft mit, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 1/624 ; B29C 4/300 ;
U.S. Cl.
CPC ...
C23C 1/624 ; B29C 4/300 ;
Abstract
Composition for preparing water-repellent coatings on optical substrates, comprising a porous, electrically conductive molding and an organosilicon compound, obtainable by mixing an electrically conductive or semiconductive support material with a binder and subjecting the mixture to compression molding to form a compression molding, sintering the compression molding at preferably 1100 to 1500° C. in air to form a porous molding, impregnating the molding with the organosilicon compound, and ageing the impregnated molding by storage in air for at least 3 days.