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公开(公告)号：US3527653A
公开(公告)日：1970-09-08
申请号：US3527653D
申请日：1967-06-16
Applicant: GLANZSTOFF AG
Inventor： SOMMER ERWIN , GERLACH KLAUS , RIESS WERNER , SCHAEFER HELMUT
CPC classification number: D06N3/14 , C08J9/28 , C08J2201/0544 , C08J2375/04 , Y10S428/904
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2.发明授权Acid treatment of artificial leather for improved adherence with a latex adhesive 失效人造皮革的酸处理，用于改善与LATEX粘合剂的粘合
公开(公告)号：US3676180A
公开(公告)日：1972-07-11
申请号：US3676180D
申请日：1969-01-22
Applicant: GLANZSTOFF AG
Inventor： RIESS WERNER , SCHAEFER HELMUT , BAYER BERND
CPC classification number: D06N3/0063 , Y10S428/904 , Y10T442/2098 , Y10T442/2148
Abstract: PROCESS FOR IMPROVING THE ADHESIVENESS OF A MICROPOROUS ARTIFICIAL LEATHER WHILE RETAINING ITS PERMEABILITY TO WATER VAPOR, PARTICULARLY AS A PRETREATMENT STEP IN ADHERING THE ARTIFICIAL LEATHER WITH AN AQUEOUS LATEX ADHESIVE, BY TREATING SAID LEATHER AS A SUBSTRATE WITH AN AQUEOUS SOLUTION OF A WEAKLY ACIDIC ELECTROLYTE IN AN AMOUNT SUFFICIENT TO YIELD A PH-VALUE ON THE SURFACE OF THE ARTIFICIAL LEATHER OF FROM ABOUT 2 UP TO LESS THAN 7.
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