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:
Jun. 06, 2006
Filed:
Apr. 25, 2003
Dirk Caspari, Neuwied, DE;
Frank Kura, Meerbusch, DE;
Mario Schutte, Koblenz, DE;
Kurt Seeger, Neuwied, DE;
Dirk Caspari, Neuwied, DE;
Frank Kura, Meerbusch, DE;
Mario Schutte, Koblenz, DE;
Kurt Seeger, Neuwied, DE;
Lohmann GmbH & Co. KG, Neuwied, DE;
Abstract
An acrylate copolymer for use in pressure-sensitive adhesives, particularly suitable for the bonding of low-energy surfaces, is composed of the following monomer components: A) 60 to 95% by weight of one or more monomers selected from alkyl acrylates and alkyl methacrylates, the alkyl containing 1 to 10 carbon atoms; B) 5 to 15% by weight of one or more monomers selected from esters of (meth)acrylic acid with a polyethylene glycol derivative having from 2 to 4 ethylene glycol units, the (meth)acrylic esters being free from hydroxyl groups; and C) 1 to 35% by weight of a mixture of at least two vinyl compounds selected from vinyl compounds which contain one or more of the following functional groups: free carbonyl groups, free carboxyl groups, groups having one or more active hydrogen atoms.