Tris (hydroxymethyl) phosphine oxide based polyester polyol and a resin composition obtained therefrom
AssigneeHuntsman International LLC
InventorsZhenghe Zhang, Fan Xie, Hualiang Zhong, Yuefan Zhang
Life of this patent
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Abstract
This disclosure generally provides tris (hydroxymethyl) phosphine oxide based polyfunctional polyester polyol compounds and resin compositions made therefrom which have improved flammability, wherein the resin composition comprising: (a) a polyfunctional isocyanate; (b) an isocyanate reactive composition comprising (b1) a polyfunctional polyol composition and a catalyst composition; and optionally (b2) a polyfunctional amine; wherein the polyfunctional polyol composition comprises tris (hydroxymethyl) phosphine oxide based polyfunctional polyester polyol compound.
Claims14
A tris (hydroxymethyl) phosphine oxide based polyfunctional polyester polyol compound having the formula (I):
- wherein
- R1 is selected from a combination of linear, branched, saturated, unsaturated, cyclic and/or non-cyclic carbon chains, aliphatic hydrocarbons, araliphatic hydrocarbons, aromatic hydrocarbons and combinations thereof, optionally interrupted by one or more oxygen atoms, nitrogen atoms and/or sulphur atoms, and optionally comprising any functional group selected from hydroxy, ether, halogen, carbonyl, and/or carboxyl groups and combinations thereof;
- n is in a range of from 1 to 25;
- m is in a range of from 0 to 25;
- and
- R2 is a hydrogenated triazine group or derivative thereof.
A process for making a resin composition comprising adding an isocyanate reactive composition to a polyfunctional isocyanate, wherein the isocyanate reactive composition comprises:
- a polyfunctional polyol composition and a catalyst composition;
- and optionally
- a polyfunctional amine;
- wherein the polyfunctional polyol composition comprises a tris (hydroxymethyl) phosphine oxide based polyfunctional polyester polyol compound having the formula (I):
- wherein
- R1 is selected from a combination of linear, branched, saturated, unsaturated, cyclic and/or non-cyclic carbon chains, aliphatic hydrocarbons, araliphatic hydrocarbons, aromatic hydrocarbons and combinations thereof, optionally interrupted by one or more oxygen atoms, nitrogen atoms and/or sulphur atoms, and optionally comprising any functional group selected from hydroxy, ether, halogen, carbonyl, and/or carboxyl groups and combinations thereof;
- n is in a range of from 1 to 25;
- and
- m is in a range of from 0 to 25;
- and
- R2 is a hydrogenated triazine group or derivative thereof.
A tris (hydroxymethyl) phosphine oxide based polyfunctional polyester polyol compound having the formula (III):
Dependencies are inferred from the claim text.