公开(公告)号：US3759742A

公开(公告)日：1973-09-18

申请号：US3759742D

申请日：1970-10-09

Applicant: BAYER AG

Inventor： SALAMON M ,  HAGEBAUM H ,  BAU W ,  REINECKE G ,  WANDEL M ,  MUHLHAUSEN C

IPC: D06N3/14 ,  D06N7/00 ,  B44D1/09 ,  D04H1/48 ,  D04H1/58

CPC classification number: D06N7/0071 ,  D06N2203/068 ,  Y10T428/23986 ,  Y10T428/24033 ,  Y10T442/2738

Abstract: TEXTILE FLOOR COVER COATED WITH AN UNFOAMED POLYURETHANE ELASTOMER BASED ON A POLYHYDROXYL COMPOUND SELECTED FROM THE GROUP CONSISTING OF POLYESTES OF ETHYLENE GLYCOL, PROPYLENE GLYCOL, BUTYLENE GLYCOL AND MIXTURES THEREOF, SAID GLYCOLS HAVING TWO OR MORE TERMINAL HYDROXY GROUPS AND AN AVERAGE MOLECULAR WEIGH OF 300-5000 AND A POLYISOCYANATE WITH AN OH/NCO RATIO OF FROM 1:0.3 TO 1:1.3.