公开(公告)号：US3558746A

公开(公告)日：1971-01-26

申请号：US3558746D

申请日：1967-02-17

Applicant: BASF AG

Inventor： SLIWKA WOLFGANG ,  IMMEL GUENTHER

IPC: C08F257/02 ,  C09J4/06 ,  C09J151/00 ,  C08F15/40 ,  C08F19/00

CPC classification number: C09J151/003 ,  C08F257/02 ,  C09J4/06 ,  C08F257/00

Abstract: HOT-MELT ADHESIVES BASED ON GRAFT POLYMERS IN WHICH A MIXTURE CONSISTING OF STYRENE FOR THE MOST PART AND ESTERS OF ACRYLIC OR METHACYLIC ACID IS POLYMERIZED ONTO A BACKBONE POLYMER CONSISTING A POLYSTYRENE OR A COPOLYMER OF STYRENE AND FOR THE MOST PART ACRYLIC OR METHACRYLIC ESTERS, THE SAID ESTERS BEING DERIVED FROM PRIMARY AND/OR SECONDARY ALKANOLS HAVING 3 TO 12 CARBON ATOMS, ARE VERY STABLE EVEN IN TH MOLTEN STATE, ARE PARTICULARLY TOUGH, AND HAVE AN ESPECIALLY LOW VISCOSITY IN THE MOLTEN STATE.