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Use of polysilazanes for coating metal strips

Title: Use of polysilazanes for coating metal strips.
Abstract: where R′, R″ and R′″ are identical or different and independently of one another are hydrogen or an unsubstituted or substituted alkyl, aryl, vinyl or (trialkoxysilyl)alkyl radical, n being an integer such that the polysilazane or mixture of polysilazanes has a number-average molecular weight of 150 to 150 000 g/mol, in at least one solvent and at least one catalyst and the solution of a polysilazane or a mixture of polysilazanes contains 1% to 50% by weight of the polysilazane or mixture of polysilazanes. —(SiR′R″-NR′″)n—  (1) A coating for coating a metal or a metal strip by the coil coating process comprising a solution of a polysilazane or a mixture of polysilazanes of the formula 1 ...
USPTO Applicaton #: #20120276410
Inventors: Stefan Brand, Andreas Dierdorf, Hubert Liebe, Andreas Wacker

The Patent Description & Claims data below is from USPTO Patent Application 20120276410, Use of polysilazanes for coating metal strips.

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stats Patent Info
Application #
US 20120276410 A1
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Document #
File Date
Other USPTO Classes
524378, 10628711, 428450
International Class

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Stock Material Or Miscellaneous Articles   All Metal Or With Adjacent Metals   Composite; I.e., Plural, Adjacent, Spatially Distinct Metal Components (e.g., Layers, Joint, Etc.)   With Additional, Spatially Distinct Nonmetal Component   Organic Component   Synthetic Resin  

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