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:
Mar. 29, 2005
Filed:
Sep. 26, 2002
Nicholas C. Lehman, Maple Grove, MN (US);
Scott W. Rhein, Forest Lake, MN (US);
John T. Anderson, Mahtomedi, MN (US);
Nicholas C. Lehman, Maple Grove, MN (US);
Scott W. Rhein, Forest Lake, MN (US);
John T. Anderson, Mahtomedi, MN (US);
H.B. Fuller Licensing & Financing, Inc., St. Paul, MN (US);
Abstract
An adhesive composition that includes a) an emulsion that includes a multi-stage polymer that includes a first stage polymer having a Tg from −20° C. to 90° C. and including from about 0.5% by weight to about 3% by weight latent crosslinking monomer based on the first stage monomer weight, and a second stage polymer having a Tg from 40° C. to 140° C., the second stage polymer being different from the first stage polymer, b) formaldehyde-based crosslinking agent, and c) catalyst, the composition being capable of passing the DIN EN 204 Test Method.