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US 8,618,040 B2Granted
Solvent compositions containing chlorofluoroolefins or fluoroolefins
AssigneeHoneywell International Inc.
InventorsRobert C. Johnson, Hsueh Sung Tung, Rajiv Ratna Singh, Ian Shankland
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Abstract
Compositions and methods based on the use of fluoroalkene containing from 3 to 4 carbon atoms and at least one carbon-carbon double bond, such as HFO-1214, HFO-HFO-1233, or HFO-1354, having properties highly beneficial in foaming and blowing agent applications, articles and methods.
Claims8
A method for forming a spray applied foam comprising:
- providing a in a sprayable form a foamable composition comprising a blowing agent comprising at least one compound according to Formula I
- XCF3 (I)
- where X is a C2 unsaturated, chlorine and/or fluorine substituted alkyl group, said compound having an acute toxicity level substantially less than the acute toxicity level of HFO-1223xd and a normal boiling point of from about 20° C. to about 70° C.;
- and
- spray applying the foamable composition.
2 more elements
Dependencies are inferred from the claim text.