| 摘要 |
A composition comprising at least one polyurethane prepolymer A having isocyanate end groups, prepared from at least one polyisocyanate with at least one polyol A1 and optionally at least one polyol A2, wherein A1 linear polyoxyalkylene polyol having a degree of unsaturation <0.04 meq/g; A2 is polyol in an amount of 0-30% by weight, based on the total amount of A1+A2; and at least one polyaldimine.
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