公开(公告)号：US3677813A

公开(公告)日：1972-07-18

申请号：US3677813D

申请日：1969-12-17

Applicant: BASF AG

Inventor： ECKERT GUENTER ,  MARX MATTHIAS ,  HARTMANN HEINRICH ,  WUERTELE LOTHAR

IPC: D06N3/00 ,  C08F246/00 ,  C14C11/00 ,  D06N3/04 ,  B44D1/32 ,  C14C9/00

CPC classification number: D06N3/042 ,  C14C11/003 ,  Y10T428/31855 ,  Y10T428/31942

Abstract: PROCESS FOR DRESSING LEATHER AND SYNTHETIC LEATHER SUBSTITUTES BY APPLYING TO THE LEATHER A COMPOSITION COMPRISING (A) A COPOLYMER CARRYING ACETYL ACETATE GROUPS OR CYANO ACETATE GROUPS, IN THE FORM OF A SOLUTION OR DISPERSION IN AN ORGANIC LIQUID, AND (B) ONE OR MORE ALDEHYDES OR A COMPOUND CAPABLE OF DISSOCIATING TO GIVE AN ALKEHYDE, AND DRYING THE COATING. THE RESULTING DRESSING IS WATERPROOF AND RESISTANT TO SOLVENTS.