The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 07, 2018
Filed:
Jul. 31, 2015
Henkel Ag & Co. Kgaa, Duesseldorf, DE;
Luca Marchese, Arese, IT;
Fabio Ticozzelli, Duesseldorf, DE;
Ruediger Butterbach, Essen, DE;
Judith Siepenkothen, Ratingen, DE;
Juergen Foell, Duesseldorf, DE;
Fabio Spada, Carate Brianza, IT;
HENKEL AG & CO. KGAA, Duesseldorf, DE;
Abstract
The invention discloses a hot melt composition comprising a block copolymer consisting of at least two blocks as reaction product of a polyamide having a molecular weight of 5000 g/mol to 100000 g/mol and a modified olefin copolymer having a molecular weight of 3000 to 100000 g/mol and containing covalently bound organic acid anhydride groups to the polymer chain, wherein the polyamide has an amine number from 0.2 to 10 and the olefin copolymer has an acid number from 1 to 100.