Polyurethane based gel composition

A polyurethane gel for comfort applications includes a reaction product of a composition that includes (1) from 5 wt % to 35 wt % of a prepolymer component, based on a total weight of the composition, the prepolymer component including a reaction product of an isocyanate component that includes diph...

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Main Authors Gamboa, Rogelio, Srivastava, Yasmin N
Format Patent
LanguageEnglish
Published 08.10.2019
Subjects
CHEMISTRY
COMPOSITIONS BASED THEREON
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
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Abstract A polyurethane gel for comfort applications includes a reaction product of a composition that includes (1) from 5 wt % to 35 wt % of a prepolymer component, based on a total weight of the composition, the prepolymer component including a reaction product of an isocyanate component that includes diphenylemethane diisocyanate (MDI) and a polyol component that includes a polyoxyethylene-polyoxypropylene polyol that has an polyoxyethylene content greater than 65 wt %, based on a total weight of the polyoxyethylene polyoxypropylene polyol, and (2) a remainder of a prepolymer-reactive component that includes an amine-terminated polyol and a propylene oxide-ethylene oxide based monol or polyol. The composition excludes any plasticizers.
AbstractList A polyurethane gel for comfort applications includes a reaction product of a composition that includes (1) from 5 wt % to 35 wt % of a prepolymer component, based on a total weight of the composition, the prepolymer component including a reaction product of an isocyanate component that includes diphenylemethane diisocyanate (MDI) and a polyol component that includes a polyoxyethylene-polyoxypropylene polyol that has an polyoxyethylene content greater than 65 wt %, based on a total weight of the polyoxyethylene polyoxypropylene polyol, and (2) a remainder of a prepolymer-reactive component that includes an amine-terminated polyol and a propylene oxide-ethylene oxide based monol or polyol. The composition excludes any plasticizers.
Author Srivastava, Yasmin N
Gamboa, Rogelio
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Snippet A polyurethane gel for comfort applications includes a reaction product of a composition that includes (1) from 5 wt % to 35 wt % of a prepolymer component,...
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SubjectTerms CHEMISTRY
COMPOSITIONS BASED THEREON
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
Title Polyurethane based gel composition
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