Stock material or miscellaneous articles – Composite – Of epoxy ether
Patent
1997-03-03
1998-06-02
Krass, Frederick
Stock material or miscellaneous articles
Composite
Of epoxy ether
428415, 428417, 428901, 528 91, 528103, 528108, 528398, 528399, 521178, 521179, 521180, 525507, 525523, C09D 518, C09D16300, C08G 5940, C08K 55333
Patent
active
057596913
ABSTRACT:
The invention relates to an expandable, halogen-free, flame-retardant coating composition comprising epoxy resins, polyphosphoric/polyphosphonic esters and a curing agent, which composition comprises from 75 to 95 parts by weight of epoxy resin and from 5 to 25 parts by weight of polyphosphoric/polyphosphonic ester and wherein the overall weight ratio of epoxy resin and polyphosphoric/polyphosphonic ester to curing agent is (1.1 to 10) to 1. The invention likewise relates to a process for preparing such coating compositions and to their use.
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patent: 4529467 (1985-07-01), Ward et al.
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patent: 5364893 (1994-11-01), von Gentzkow et al.
patent: 5587253 (1996-12-01), Von Gentzkow et al.
Lackkunstharze (Wagner/Sarx), 5th ed., Carl Hanser Verlag (1971), pp. 174-194.
Bald, G., et al., Angewandte Makromol. Chem. 44:151-163 (1975).
Horold Sebastian
Pirig Wolf-Dieter
Scholz Guido
Hoechst Aktiengesellschaft
Krass Frederick
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