Title:
LIGHT-TRANSMITTING SUBSTRATE PROVIDED WITH A LIGHT-ABSORBING COATING AS WELL AS A METHOD OF PREPARING A LIGHT-ABSORBING COATING
Document Type and Number:
WIPO Patent Application WO2004044487
Kind Code:
A3
Abstract:
Disclosed is a light-transmitting substrate that is at least partly provided with a light-absorbing coating. The light-absorbing coating comprises stabilized pigments, which are incorporated in a sol-gel matrix. The coating at least comprises an organic pigment and that an aminosilane is present in order to stabilize the pigments. Moreover, an electric lamp comprising a light-transmitting lamp vessel that accommodates a light source is disclosed. Said lamp vessel comprises the above light-transmitting substrate.
Inventors:
BROERSMA REMY C (FR)
DREUNING HENDRIK-JAN (NL)
HENDRIKS RENE J (NL)
DREUNING HENDRIK-JAN (NL)
HENDRIKS RENE J (NL)
Application Number:
PCT/IB2003/004753
Publication Date:
March 17, 2005
Filing Date:
October 27, 2003
Export Citation:
Assignee:
KONINKL PHILIPS ELECTRONICS NV (NL)
BROERSMA REMY C (FR)
DREUNING HENDRIK-JAN (NL)
HENDRIKS RENE J (NL)
BROERSMA REMY C (FR)
DREUNING HENDRIK-JAN (NL)
HENDRIKS RENE J (NL)
International Classes:
C03C17/00; C09B67/00; C09D7/45; C09D183/04; F21V9/08; G02B5/22; H01J61/35; H01J61/40; F21Y101/00; (IPC1-7): G02B5/22; C03C17/00; C09B67/00; C09D7/02; C09D183/04; F21V9/08; G02B5/22; H01J61/40
Domestic Patent References:
| WO2001020641A1 | 2001-03-22 |
Foreign References:
| US5731091A | 1998-03-24 | |||
| EP1052230A1 | 2000-11-15 | |||
| EP1125998A2 | 2001-08-22 |
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