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Process for coating nonporous material with a poro

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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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