| 摘要 |
PCT No. PCT/EP92/01186 Sec. 371 Date Jul. 28, 1993 Sec. 102(e) Date Jul. 28, 1993 PCT Filed May 26, 1992 PCT Pub. No. WO93/05118 PCT Pub. Date Mar. 18, 1993.Described is a composition with integral intumescence properties, the composition being obtained by combining: a) one or more aminoformaldehyde resins and b) a mixture of mono- and di- esters of orthophosphoric acid with one or more polyols, the average hydroxy-group content of the polyols being at least 40% by weight, the molar ratio of mono-ester to di-ester not exceeding 12:1 and the phosphorus content of the mixture being at least 10% by weight.
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