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US 2026/0159659 A1Published application
Polyurethane foam and methods of forming the same
AssigneeSaint-Gobain Performance Plastics Corporation
InventorsLuqing Chen, Yan Zhou, Wenjun Sun
Life of this patent
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Abstract
A polyurethane foam may include a first polyol component, a second polyol component, and an isocyanate component. The first polyol component may include a polyether polyol component. The second polyol component may include a polycaprolactone polyol component. The polyurethane foam may have at least two glass transition (Tg) peaks.
Claims20
A polyurethane foam comprising:
- a first polyol component comprising a polyether polyol component,
- a second polyol component comprising a polycaprolactone polyol component, and
- an isocyanate component,
- wherein the polyurethane foam comprises at least two distinct glass transition (Tg) peaks.
1 more element
A polyurethane foam comprising a reaction product of a raw mixture, wherein the raw material mixture comprises:
- a raw first polyol component comprising a polyether polyol component,
- a raw second polyol component comprising a polycaprolactone polyol component, and
- a raw isocyanate component,
- wherein the polyurethane foam comprises at least two distinct glass transition (Tg) peaks.
1 more element
A method of forming a polyurethane foam comprising:
- providing a raw material mixture comprising:
- a raw first polyol component comprising a polyether polyol component,
- a raw second polyol component comprising a polycaprolactone polyol component, and
- a raw isocyanate component, and
- forming the raw material mixture into a polyurethane foam,
- wherein the polyurethane foam comprises at least two distinct glass transition (Tg) peaks.
3 more elements
Dependencies are inferred from the claim text.