专利名称:Process for coating nonporous material with
a porous silicon dioxide layer
发明人:KOHLSCHUTTER; HANS WOLFGANG,UNGER;
KLAUS,SCHICK-KALB; JURGEN
申请号:US311773申请日:19730525公开号:US3922392A公开日:19751125
摘要:Nonporous materials are coated with a porous silicon dioxide layer by coatingthe nonporous material with a polymeric alkoxysiloxane and then subjecting this coatingto a hydrolytic polycondensation with an aqueous basic solution. The thus-obtainedproduct is then dried.
申请人:MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
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