| abstract |
PCT No. PCT/EP91/01899 Sec. 371 Date Apr. 16, 1993 Sec. 102(e) Date Apr. 16, 1993 PCT Filed Oct. 7, 1991 PCT Pub. No. WO92/07017 PCT Pub. Date Apr. 30, 1992.A polyurethane friable sealing compound free of solvent and plasticizer having a shore A hardness of below 40 and consisting essentially of a polyol component and an isocyanate component. The polyol component is selected from modified triglycerides obtained by partial ring opening of epoxidized triglycerides of a fatty acid mixture containing olefinically unsaturated fatty acids and monohydric or polyhydric alcohols. The isocyanate component is selected from polyfunctional aromatic and aliphatic isocyanates, wherein the OH:NCO equivalent ratio is from 1:0.1 to 1:1.15. |