Title:
SPRAYABLE FLAME RESISTANT POLYURETHANE COATING COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2013/003261
Kind Code:
A3
Abstract:
The present invention relates to a flexible polyurethane coating composition for application, preferably by spraying, to a substrate to protect and or improve the properties of the substrate. Specifically, the coating composition is a reactive polyurethane formulation which forms an elastomeric polyurethane coating with improved flammability properties. The reactive formulation comprises an A side comprising an isocyanate prepolymer with optional flame retardant compounds and a B side comprising a dispersion of red phosphorous, with optional additional flame retardant compounds, in an aromatic polyester polyol.
Inventors:
BRUCHERTSEIFER CHRISTIAN (DE)
Application Number:
PCT/US2012/043955
Publication Date:
May 10, 2013
Filing Date:
June 25, 2012
Export Citation:
Assignee:
DOW GLOBAL TECHNOLOGIES LLC (US)
BRUCHERTSEIFER CHRISTIAN (DE)
BRUCHERTSEIFER CHRISTIAN (DE)
International Classes:
C08G18/12; C08G18/10; C08J9/36; C08L75/04; C09D175/04; E04B1/94
Domestic Patent References:
| WO2007108948A1 | 2007-09-27 |
Foreign References:
| EP1380616A1 | 2004-01-14 | |||
| EP2050781A1 | 2009-04-22 | |||
| US4254177A | 1981-03-03 |
Attorney, Agent or Firm:
CHRISTY, M. Robert (Intellectual PropertyP. O. Box 196, Midland Michigan, US)
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