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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.:

US 11499074 B1

PDFFull Text
Date of Patent:
Nov. 15, 2022

Filed:

May. 29, 2020

Eco-friendly adhesive coating agent composition for steel pipe using intermediate for structural adhesive

Applicant:

Saerontech Co., Ltd., Busan, KR;

Inventors:

Tae Yoon Seol, Busan, KR;

Dong Soo Kim, Busan, KR;

Dong Won Lee, Gimhae-si, KR;

Assignee:

SAERONTECH CO., LTD.;

Attorney:

Park & Associates IP Law, P.C.

Primary Examiner:

Kregg T Brooks

Int. Cl.
CPC ...
C09J 171/02 (2006.01); C09D 171/02 (2006.01); C08G 59/14 (2006.01); C09J 163/00 (2006.01); C09D 163/00 (2006.01); C09D 175/04 (2006.01); C08L 81/02 (2006.01); C09D 175/02 (2006.01); C09D 181/02 (2006.01); C08L 75/02 (2006.01); C08L 75/04 (2006.01); C08K 13/04 (2006.01);
U.S. Cl.
CPC ...
C09J 171/02 (2013.01); C08G 59/1483 (2013.01); C08L 75/02 (2013.01); C08L 75/04 (2013.01); C08L 81/02 (2013.01); C09D 163/00 (2013.01); C09D 171/02 (2013.01); C09D 175/02 (2013.01); C09D 175/04 (2013.01); C09D 181/02 (2013.01); C09J 163/00 (2013.01); C08K 13/04 (2013.01); C08K 2201/014 (2013.01);
Abstract

Disclosed is an eco-friendly adhesive coating agent composition having high adhesion properties and fast-curing properties by using a thiol-modified epoxy intermediate. The composition includes: a main material including 25 to 40 parts by weight of polyoxypropyleneamine, 20 to 30 parts by weight of a cross-linking agent, 10 to 30 parts by weight of the thiol-modified epoxy intermediate, 10 to 20 parts by weight of an inorganic filler, 5 to 10 parts by weight of a pigment, and 2 to 5 parts by weight of an additive; and a curing agent including 60 to 80 parts by weight of a rubber-modified epoxy resin, 20 to 40 parts by weight of a polyol, 10 to 30 parts by weight of the thiol-modified epoxy intermediate, and 4 to 10 parts by weight of an additive, with respect to 100 parts by weight of an isocyanate mixture.

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