Low shrinkage epoxy-cationic curable compositions

Details Low shrinkage epoxy-cationic curable compositions Low shrinkage epoxy-cationic curable compositions

2008-11-21

2010-06-22

Feely, Michael J (Department: 1796)

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

C427S386000, C523S400000, C525S533000

Reexamination Certificate

active

07740734

ABSTRACT:
The present invention relates to compositions comprising an epoxy resin; a reagent selected from the group of cationic compounds or compounds which are capable to form cationic compounds or mixtures of those; at least one compound with two aromatic rings and at least one central cyclic oxygen bridged ring and the use of such compositions in adhesives, sealants and coatings.

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Machine translation of JP 2002-322268 A, provided by the JPO website (no date).
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Nishizawa Susumu et al., “A Preparation of 6,11-dihydrodibenz[b,e]]oxepin-11-ones”, Caplus (2008).
Xavier Fernandez et al., “Cationic Copolymerization of Cycloaliphatic Epoxy Resin with a Spirobislactone with Lanthanum Triflate as Initiator 1. Characterization and Shrinkage”, J. Polym. Sci., Part A: Polym. Chem., 43, 3421-32 (2005).
Ugo Azzena et al., “Reductive Cleavage of Benzannelated Cyclic Ethers and Amines: Synthetic Applications”,Tetrahedron56 (2000).
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