US Patent 7618677 Method of powder coating weldable substrates

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edited on 27 Jun, 2024

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Patent Citations Received

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US Patent 12018174 Coated substrates and methods of preparing the same

Edits on 17 Sep, 2023

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edited on 17 Sep, 2023

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Patent Inventor Names

Hans F. Letzring0

Robert R. Roelofs0

Edits on 16 Sep, 2023

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edited on 16 Sep, 2023

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Patent abstract

This invention is directed to an improved method of coating a substrate. The improvement includes applying to the substrate a rinse composition which contains one or more surface energy-modifying compounds. The invention is further directed to an improved method of producing weldable parts and the parts prepared by this method. The invention is especially useful for automotive parts using weldable pre-painted metal substrates to which are applied essentially zero VOC powder coatings.

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edited on 22 Jul, 2023

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Official Website

https://pdfpiw.uspto.gov/.piw?Docid=076186770

Edits on 13 Jul, 2023

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