Stock material or miscellaneous articles – Surface property or characteristic of web – sheet or block
Patent
1992-07-02
1993-12-07
Lusignan, Michael
Stock material or miscellaneous articles
Surface property or characteristic of web, sheet or block
427160, 427384, 428412, B05D 500, B32B 2736
Patent
active
052682315
ABSTRACT:
The invention relates to a method with which an auxiliary substance is provided in the surface of articles having a polycarbonate surface layer. For this purpose the surface to be treated is contacted with the auxiliary substance and a cyclic ketone compound, preferably cyclohexanone. The auxiliary substance may be, for example, a UV-absorption agent or a pigment.
REFERENCES:
patent: 4323597 (1982-04-01), Olson
patent: 4861664 (1989-08-01), Goossens et al.
patent: 4937026 (1990-06-01), Goossens et al.
Japan--Derwent Abstract (AN-88-274313 of JP-A-87/0032462).
General Electric Company
Lusignan Michael
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