US Patent 7589134 Adhesive filled with surface-treated chalk and soot

Patent 7589134 was granted and assigned to Sika on September, 2009 by the United States Patent and Trademark Office.

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Patent Inventor Names

Annemarie Kuelling0

Ueli Pfenninger0

Ursula Stadelmann0

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Patent abstract

The invention relates to an adhesive composition containing a special silane cross-linking polymer and fine-particle coated calcium carbonate and soot. 20 to 50 ml of fine-particle coated calcium carbonate and soot are provided for every 100 g of polymer, and the volume ratio of fine-particle coated calcium carbonate and soot is between 70:30 and 30:70. The inventive adhesive composition is characterized by having good mechanical properties, a high electrical volume resistance and a good applicability.

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Official Website

https://pdfpiw.uspto.gov/.piw?Docid=075891340

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