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US 2019/0100639 A1Published application
Blowing Agent Composition for Preparation of a Foam
AssigneeThe Chemours Company Fc, LLC
InventorErnest Byron Wysong
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Abstract
Disclosed herein are compositions comprising hydrofluoroolefin blowing agents and a polyol blend useful in forming foams. Also disclosed are methods for forming a foam comprising the aforementioned compositions.
Claims39
A composition, comprising:
- i) a hydrofluoroolefin blowing agent having the formula Z—CF3CH═CHCF3 or E-CF3CH═CHCF3 or a mixture thereof;
- ii) a polyol blend comprising polyester polyols and polyether polyols;
- and
- iii) a blowing agent enhancer.
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Dependencies are inferred from the claim text.