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:
Apr. 29, 2025

Filed:

Jun. 12, 2020
Applicant:

Sika Technology Ag, Baar, CH;

Inventors:

Christoph Mayer, Feusisberg, CH;

Tobias Meier, Dietikon, CH;

Assignee:

SIKA TECHNOLOGY AG, Baar, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 63/00 (2005.12); C08G 18/10 (2005.12); C08G 18/48 (2005.12); C08G 18/75 (2005.12); C08G 18/76 (2005.12); C09J 163/00 (2005.12);
U.S. Cl.
CPC ...
C08L 63/00 (2012.12); C08G 18/10 (2012.12); C08G 18/4825 (2012.12); C08G 18/755 (2012.12); C08G 18/7671 (2012.12); C09J 163/00 (2012.12); C09J 2463/00 (2012.12); C09J 2475/00 (2012.12);
Abstract

A two-component epoxy resin composition includes a first component K1 including at least one epoxy resin A that contains on average more than one epoxy group per molecule; and a second component K2 including a hardener B for epoxy resins; wherein the two-component epoxy resin composition contains between 2 and 35 wt.-%, based on the total weight of the composition, of at least one impact modifier I in either one or both of components K1 and K2; wherein the impact modifier I is a reaction product of at least one polymeric diol, at least one polyisocyanate, and cardanol. The two-component epoxy resin composition exhibits excellent toughness and impact peel strength.


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Quick Actions:

Mayer, Christoph. (2025). Toughened two-component epoxy composition (U.S. Patent No. 12286530). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12286530

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