Coating processes – Electrical product produced – Hollow article
Reexamination Certificate
2006-03-13
2010-06-22
Talbot, Brian K (Department: 1792)
Coating processes
Electrical product produced
Hollow article
C427S066000, C427S067000
Reexamination Certificate
active
07740900
ABSTRACT:
A method of preparing a light-absorbing layer applied to a lamp vessel of an electric lamp. At least a part of the lamp vessel is provided with a light-absorbing coating which has stabilized pigments incorporated in a sol-gel matrix. In order to stabilize the pigments, an aminosilane is added.
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Boehmer Marcel Rene
Keursten Theodora Antonia Petra Maria
Koninklijke Philips Electronics , N.V.
Talbot Brian K
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