公开(公告)号：DE2436873A1

公开(公告)日：1976-02-19

申请号：DE2436873

申请日：1974-07-31

Applicant: BASF AG

Inventor： HARTMANN HEINRICH DIPL CHEM DR ,  DRUSCHKE WOLFGANG DIPL CHEM DR ,  EISENTRAEGER KLAUS ING GRAD ,  MUELLER HELMUT ING GRAD

IPC: C08G18/00 ,  C08G18/80 ,  C08L7/00 ,  C08L21/00 ,  C08L23/00 ,  C08L33/00 ,  C08L33/02 ,  C08L67/00 ,  C08L75/00 ,  C08L101/00 ,  C09J175/00 ,  C09J175/04 ,  C09J3/16

Abstract: Pressure-sensitive adhesives are manufactured by reacting a mixture of A FROM 10 TO 90% BY WEIGHT OF A POLYOL HAVING A MOLECULAR WEIGHT OF FROM 300 TO 8,000 AND A HYDROXYL NUMBER OF FROM 20 TO 85 AND B FROM 5 TO 60% BY WEIGHT OF AN AMORPHOUS THERMOPLASTIC TACKIFIER RESIN HAVING A SOFTENING POINT OF FROM 40 DEG TO 140 DEG C and a molecular weight of from 200 to 7,500, with C FROM 5 TO 30% BY WEIGHT OF A POLYISOCYANATE MASKED WITH CH-acidic compounds, THE PERCENTAGES BY WEIGHT BEING BASED ON THE TOTAL WEIGHT OF COMPONENTS (A), (B) AND (C).