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Use of polysilazanes for coating metal strips

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Use of polysilazanes for coating metal strips


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
Related Terms: Polysilazane

Inventors: Stefan BRAND, Andreas Dierdorf, Hubert Liebe, Andreas Wacker
USPTO Applicaton #: #20120276410 - Class: 428626 (USPTO) - 11/01/12 - Class 428 
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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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
Publish Date
11/01/2012
Document #
13547219
File Date
07/12/2012
USPTO Class
428626
Other USPTO Classes
524378, 10628711, 428450
International Class
/
Drawings
0


Polysilazane


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