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Additive for Caustic Removable Hot Melt Adhesives and Formulations Containing the Same

Chemsultants - Nov 1, 2012

Patent - This patent described an additive composition for imparting caustic removability to a hot melt adhesive. This includes an ester functionalized polymer having a polymeric backbone and a pendent group of one or more dicarboxylic acid moieties in at least partial ester form. The polymeric backbone has a weight average molecular weight less than 50,000. The ester functionalized polymer may be, for...

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Source : Inventors: DOUGHERTY, William, R. (231 Wolgemuth Drive, Lancaster, PA, 17602, US) , HANSEN, Nestor, P. (92 Mineral Springs Road, Coaesville, PA, 19320, US) Application Number: US2012/033026 Publication Date: 10/18/2012 Filing Date: 04/11/2012 Document Type and Number: WIPO Patent Application WO/2012/142091 Kind Code: A2 Assignee: CRAY VALLEY TECHNOLOGY USA, LLC (103 Foulk Road, Suite 202Wilmington, DE, 19803, US) , DOUGHERTY, William, R. (231 Wolgemuth Drive, Lancaster, PA, 17602, US), HANSEN, Nestor, P. (92 Mineral Springs Road, Coaesville, PA, 19320, US) International Classes: C09J133/02 Attorney, Agent or Firm: SPADT, Jonathan, H. et al. (Ratnerprestia, P.O. Box 980Valley Forge, PA, 19482, US)

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