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Patent Searching and Data


Title:
REACTION PRODUCT OF A PHOSPHOROUS ACID WITH ETHYLENEAMINES, FORMALDEHYDE, AND AMINE FOR FLAME RESISTANCE
Document Type and Number:
WIPO Patent Application WO2003049812
Kind Code:
A3
Abstract:
Flame retardants, and compositions containing the flame retardants are disclosed. The flame retardants are prepared reacting ethylene diamine with polyphosphoric acid or reacting an ethyleneamine or a mixture of ethyleneamines with phosphoric acid, polyphosphoric acid, pyrophosphoric acid, or a mixtures thereof. A 10% by weight solution of the product in water has a pH between about 3.5 to 6.5. The flame retardants are non-halogen containing flame retardants that do not gas undesirably during processing at temperatures of 235°C or even higher.

Inventors:
KASOWSKI ROBERT VALENTINE (US)
KASOWSKI MAYA MELTZER (US)
Application Number:
PCT/US2002/038855
Publication Date:
September 12, 2003
Filing Date:
December 05, 2002
Export Citation:
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Assignee:
KASOWSKI ROBERT VALENTINE (US)
KASOWSKI MAYA MELTZER (US)
International Classes:
C08K5/3492; C08K5/51; C08L101/00; C09K21/12; C09K21/14; C08K5/49; (IPC1-7): C08K5/524
Foreign References:
US4369064A1983-01-18
Other References:
See also references of EP 1455901A4
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