MICHAEL ADDITION CURING CHEMISTRIES FOR SULFUR-CONTAINING POLYMER COMPOSITIONS

Title:

MICHAEL ADDITION CURING CHEMISTRIES FOR SULFUR-CONTAINING POLYMER COMPOSITIONS

Document Type and Number:

WIPO Patent Application WO/2013/192480

Kind Code:

A3

Abstract:

The use of Michael addition curing chemistries in compositions comprising sulfur-containing polymers such as polythioethers and polysulfides useful in aerospace sealant applications are disclosed. Sulfur-containing adducts comprising terminal Michael acceptor groups are also disclosed. Compositions including controlled release amine catalysts are also disclosed.

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Inventors:

ANDERSON LAWRENCE G (US)
CAI JUEXIAO (US)
ITO MARFI (US)
KELEDJIAN RAQUEL (US)
LIN RENHE (US)

Application Number:

PCT/US2013/046948

Publication Date:

February 13, 2014

Filing Date:

June 21, 2013

Export Citation:

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Assignee:

PRC DESOTO INT INC (US)

International Classes:

C08L81/02; C08G75/02; C09J181/02

Foreign References:

US4468202A	1984-08-28
EP2420524A1	2012-02-22

Other References:

MITSUHIRO HIRATA ET AL: "Synthesis of well-defined and end-polymerizable star-shaped polysulfides and their application to negative photoresist", JOURNAL OF POLYMER SCIENCE PART A: POLYMER CHEMISTRY, vol. 48, no. 20, 15 October 2010 (2010-10-15), pages 4385 - 4392, XP055090351, ISSN: 0887-624X, DOI: 10.1002/pola.24224

Attorney, Agent or Firm:

MEYERS, Diane R. et al. (Inc.One PPG Place,,39th Floo, Pittsburgh Pennsylvania, US)

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