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.

Date of Patent:
Nov. 12, 2002

Filed:

Apr. 03, 2000
Applicant:
Inventors:

Jörg Schmalbruch, Königslutter, DE;

Peter W. Merz, Wollerau, CH;

Patricia Bucher, Zürich, CH;

Karl-Heinz Sonnenberg, Wolfsburg, DE;

Volker Beckord, Hannover, DE;

Assignee:

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 3/04 ; B32B 3/128 ;
U.S. Cl.
CPC ...
B32B 3/04 ; B32B 3/128 ;
Abstract

A method of sealing body parts such as an edge fold of a motor vehicle component, for example a door, a rear or front flap or a sliding roof panel, includes a two-step pre-cross-linking of the sealing composition in the rough body part. In a first step the surface of a UV-active sealing composition is pre-cross-linked by UV irradiation, and in a second step immediately following, the edge fold adhesive and the sealing composition are hardened by thermal action. The edge-sealed body parts produced by the method are transportable and are of visually and functionally satisfactory quality after passing through cleaning baths and after thermal hardening in a KTL kiln. Since the sealing is carried out in the rough body part rather than during the coating process, the method provides a substantial potential cost saving.


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