阅读说明：本技术 聚醚多元醇 (Polyether polyols ) 是由 L·博纳米 J·K·P·博斯曼 E·E·梅西耶 于 2020-03-03 设计创作，主要内容包括：本发明涉及一种提供均相聚醚多元醇组合物的方法,其包括以下步骤：提供包含聚醚多元醇和IA族或IIA族金属离子的粗聚醚多元醇混合物；通过向所述粗聚醚多元醇混合物中加入强酸来中和所述混合物,得到中和的聚醚多元醇组合物,其包含所述聚醚多元醇以及所述IA族或IIA族金属离子和所述强酸的盐；提供所述均相聚醚多元醇组合物。其特征在于所述强酸是五价有机磷化合物,并且所述盐是基于含磷化合物的有机盐,其可溶于所述聚醚多元醇组合物中。(The present invention relates to a process for providing a homogeneous polyether polyol composition comprising the steps of: providing a crude polyether polyol mixture comprising a polyether polyol and a group IA or group IIA metal ion; neutralizing the crude polyether polyol mixture by adding a strong acid to the mixture to provide a neutralized polyether polyol composition comprising the polyether polyol and the group IA or IIA metal ion and a salt of the strong acid; providing the homogeneous polyether polyol composition. Characterized in that the strong acid is a pentavalent organophosphorus compound and the salt is an organic salt based on a phosphorus-containing compound, which is soluble in the polyether polyol composition.)

1. A method of providing a homogeneous phase polyether polyol composition comprising the steps of:

-providing a crude polyether polyol mixture comprising a polyether polyol and a group IA or group IIA metal ion;

-neutralizing said crude polyether polyol mixture by adding a strong acid to said mixture, resulting in a neutralized polyether polyol composition comprising said polyether polyol and said group IA or group IIA metal ion and a salt of said strong acid;

-providing the homogeneous phase polyether polyol composition,

characterized in that the strong acid is a pentavalent organophosphorus compound and the salt is an organic salt based on a phosphorus-containing compound, which is soluble in the polyether polyol composition.

2. The process according to claim 1, wherein the crude polyether polyol mixture comprises at most 4800 ppm, preferably at most 4700 ppm, more preferably at most 4600 ppm, even more preferably at most 4500 ppm of group IA or group IIA metal ions.

3. The process of claim 1 or 2, wherein the pentavalent organophosphorus compound is selected from the group consisting of organophosphoric acids, organophosphonic acids, organophosphinic acids, derivatives thereof, and mixtures thereof.

4. The method of claim 3, wherein the pentavalent organophosphorus compound is selected from the group consisting of monoalkyl dihydrogen phosphate esters, dialkyl hydrogen phosphate esters, alkyl phosphonic acids, alkyl phosphonic acids, dialkyl phosphinic acids, derivatives thereof, and combinations thereof.

5. The method of claim 4, wherein the pentavalent organophosphorus compound is selected from the group consisting of dimethyl hydrogen phosphate, methyl dihydrogen phosphate, diethyl hydrogen phosphate, ethyl dihydrogen phosphate, dipropyl hydrogen phosphate, propyl dihydrogen phosphate, dibutyl hydrogen phosphate, butyl dihydrogen phosphate, dipentyl hydrogen phosphate, pentyl dihydrogen phosphate, dihexyl hydrogen phosphate, hexyl dihydrogen phosphate, diheptyl hydrogen phosphate, heptyl dihydrogen phosphate, dioctyl hydrogen phosphate, octyl dihydrogen phosphate, bis (1-methylheptyl) hydrogen phosphate, 1-methylheptyl hydrogen phosphate, bis (2-ethylhexyl) hydrogen phosphate, 2-ethylhexyl dihydrogen phosphate, didodecyl hydrogen phosphate, dodecyl hydrogen phosphate, dioleyl hydrogen phosphate, oleyl dihydrogen phosphate, dibenzyl hydrogen phosphate, benzyl dihydrogen phosphate, benzyl phosphate, and mixtures thereof, Diphenyl hydrogen phosphate, phenyl dihydrogen phosphate, phenyl methyl hydrogen phosphate, phenyl nonyl hydrogen phosphate, phenyl butyl hydrogen phosphate, phenyl ethyl hydrogen phosphate, bis (p-nonylphenyl) hydrogen phosphate, p-nonylphenyl dihydrogen phosphate, butyl (2-ethylhexyl) hydrogen phosphate, 2-ethylhexyl dihydrogen phosphate, 1-methylheptyl hydrogen phosphate (2-ethylhexyl) ester, 2-ethylhexyl hydrogen phosphate (p-nonylphenyl) ester, methylphosphonic acid, ethylphosphonic acid, propylphosphonic acid, butylphosphonic acid, phenylphosphonic acid, benzylphosphonic acid, ethylmethylphosphonic acid, butylmethylphosphonic acid, (2-ethylhexyl) butylphosphonic acid, 2-ethylhexyl (2-ethylhexyl) phosphonic acid, (mono-2-ethylhexyl) phenylphosphonic acid, dibutylphosphinic acid, di (n) ethylphosphinic acid, di (n) propylphosphinic acid, di (n) phenylphosphonic acid, di (n) ethylphosphonic acid, di (n) propylphosphonic acid, p-nonylphenyl) phosphate, p (2-nonylphenyl) phosphate, p-nonylphenyl phosphate, p (2-ethylphosphonic acid, 2-ethylhexylphosphate, n, p, Bis (2-ethylhexyl) phosphinic acid, bis (1-methylheptyl) phosphinic acid, dioleylphosphinic acid, diphenylphosphinic acid, bis (p-nonylphenyl) phosphinic acid, butyl (2-ethylhexyl) phosphinic acid, (2-ethylhexyl) (1-methylheptyl) phosphinic acid, (2-ethylhexyl) (p-nonylphenyl) phosphinic acid, and mixtures thereof.

6. The process according to any one of the preceding claims, wherein the strong acid has a pKa below 4.5, preferably from 0.05 to 4.5, more preferably from 1.2 to 3.

7. The process according to any one of the preceding claims, wherein the crude polyether polyol is obtained by reacting a starting compound having at least one active hydrogen atom with at least one alkylene oxide, preferably selected from ethylene oxide, propylene oxide and mixtures thereof, in the presence of a base catalyst.

8. The method of claim 7, wherein the starting compound comprises 1 to 8 hydroxyl groups or primary/secondary amine groups.

9. The method of claim 7 or 8, wherein the starting compound is selected from the group consisting of water, diethylene glycol, propylene glycol, dipropylene glycol, glycerol, diglycerol, polyglycerol, pentaerythritol, trimethylolpropane, diethanolamine, triethanolamine, sorbitol, mannitol, sucrose, ethylenediamine, oligomeric diphenylmethane diamines, toluene diamine, Mannich bases, and mixtures thereof.

10. Homogeneous polyether polyol compositions made from polyether polyols and organic salts based on phosphorus-containing compounds, which are soluble in the polyether polyols.

11. Reaction mixture comprising at least one polyether polyol composition obtained according to any one of claims 1 to 9 and at least one isocyanate-containing compound.

12. A polyurethane product obtained by reacting the components of the reaction mixture according to claim 11 and curing the reaction mixture to produce a foam.

13. A homogeneous polyether polyol composition obtained by performing the steps of:

-providing a crude polyether polyol mixture comprising a polyether polyol and a group IA or group IIA metal ion;

-neutralizing said crude polyether polyol mixture by adding a strong acid to said mixture, resulting in a neutralized polyether polyol composition comprising said polyether polyol and said group IA or group IIA metal ion and a salt of said strong acid;

-providing the homogeneous phase polyether polyol composition,

characterized in that the strong acid is a pentavalent organophosphorus compound and the salt is an organic salt based on a phosphorus compound, which is soluble in the polyether polyol composition.

14. The polyether polyol composition according to claim 13, wherein the crude polyether polyol mixture comprises at most 4800 ppm, preferably at most 4700 ppm, more preferably at most 4600 ppm, even more preferably at most 4500 ppm of group IA or group IIA metal ions.

15. The polyether polyol composition of claim 13 or 14, wherein the pentavalent organophosphorus compound is selected from the group consisting of monoalkyl dihydrogen phosphate esters, dialkyl hydrogen phosphate esters, alkyl phosphonic acids, alkyl phosphonic acids, dialkyl phosphinic acids, derivatives thereof, and combinations thereof.