Patent ID: 6022945
Filing Date: 2000-02-08
Classification: C08G

Abstract:
hydroxyl groups and 2 to 20 carbon atoms, (ii) saccharides or derivatives thereof, and (iii) oligo(alkylene oxide)s or poly(alkylene oxide)s obtained by polymerizing alkylene oxides and said active hydrogen compoundand(B) a phosphazene compound selected from the group consisting of (i) 1-tert-butyl-2,2,2-tris(dimethylamino) phosphazene, (ii) 1-(1,1,3,3-tetramethylbutyl)-2,2,2-tris(dimethylamino)phosphazene, (iii) 1-ethyl-2,2,4,4,4-pentakis(dimethylamino)-2.lambda..sup.5,4.lambda..sup.5 -catenadi(phosphazene), (iv) 1-tert-butyl-4,4,4-tris(dimethylamino)-2,2-bis[tris(dimethyl-amino)phospho ranilideneamino]-2.lambda..sup.5,4.lambda..sup.5 -catenadi (phosphazene), (v) 1-(1,1,3,3-tetramethylbutyl)-4,4,4-tris (dimethylamino)-2,2-bis[tris(dimethylamino) phosphoranilideneaminol]-2.lambda..sup.5,4.lambda..sup.5 -catenadi (phosphazene), (vi) 1-tert-butyl-2,2,2-tri(1-pyrrolidinyl)phosphazene, and (vii) 7-ethyl-5,11-dimethyl-1,5,7,11-tetraaza-6.lambda..sup.5 -phosphaspiro[5.5]undeca-1(6)-ene,or in the presence of a phosphazenium salt of said active hydrogen compound, said phosphazenium salt having been derived from said active hydrogen compound and said phosphazene compound,wherein said phosphazene compound or said phosphazenium salt of said active hydrogen compound is in a range of from 1.0.times.10.sup.-7 to 1.0.times.10.sup.-2 mole per mole of the sum of propylene oxide and ethylene oxide, and said sum of propylene oxide and ethylene oxide being in a range of from 2 to 1.0.times.