IN189396B

Process for the preparation of coated inorganic pigments.

Abstract

PCT No. PCT/EP96/02017 Sec. 371 Date Dec. 8, 1997 Sec. 102(e) Date Dec. 8, 1997 PCT Filed May 10, 1996 PCT Pub. No. WO96/41840 PCT Pub. Date Dec. 27, 1996A description is given of coated inorganic pigments comprising an organic pigment which has a coating, prepared by the sol-gel process from glass-forming components and densified to form a xerogel or glass, having a layer thickness of at least 0.8 mu m. These pigments are prepared by spray drying a sol-pigment dispersion, followed if desired by thermal densification of the xerogel layer to form a glass layer. The coated pigments are suitable for producing enamels and moldings.

Term

No projected expiry on record.

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28 members in 14 offices

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19520964GermanyA
19520964GermanyA
DE1995120964

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EP0777633A1European Patent Office (EPO)A1
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JPH10504013AJapanA
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AT179200TAustriaT
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IN189396BThis recordIndiaB
EP0830429B2European Patent Office (EPO)B2
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JP2005240038AJapanA
ES2130829T5SpainT5
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