US Patent 7332540 Aromatic-acrylate tackifier resins

Patent 7332540 was granted and assigned to Eastman Chemical Company on February, 2008 by the United States Patent and Trademark Office.

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Patent Citations Received

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US Patent 11760822 Methods of making pressure sensitive adhesive compositions

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Patent Inventor Names

Derek William Bamborough1

Elisabeth Eduarda Catharina Geertruida Gielens1

Michel Hendrikus Theelen1

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Patent abstract

A tackifier resin is provided comprising monomer units from at least one aromatic monomer and at least one acrylate monomer; wherein the tackifier resin has a low residual monomer concentration. In other embodiments of the invention, the tackifier resin does not significantly decrease the moisture vapor transport rate of an adhesive composition comprising the tackifier resin, does not significantly increase fogging of an adhesive composition comprising the tackifier resin, and does not significantly exhibit skin sensitivity properties.

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Official Website

https://pdfpiw.uspto.gov/.piw?Docid=07332540

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