Sealants and adhesives and the use thereof

摘要

PCT No. PCT/EP88/00093 Sec. 371 Date Dec. 16, 1988 Sec. 102(e) Date Dec. 16, 1988 PCT Filed Feb. 9, 1988 PCT Pub. No. WO88/06165 PCT Pub. Date Aug. 25, 1988.Heat- and moisture hardening, one component polyurethane sealants and adhesives based on telechelic isocyanate prepolymers made from aromatic diisoyanates in stoichiometric excess and polyols comprise (a) a catalyst for moisture-hardening and (b) a blocked cross-linking agent activatable by heating, particularly a methylene dianiline/sodium chloride complex compound or a polyamino- or hydroxy-functional compound in microencapsulated form.