-
公开(公告)号：US3592687A
公开(公告)日：1971-07-13
申请号：US3592687D
申请日：1969-01-06
Applicant: BASF AG
Inventor： SCHNELL GEORG , HARTMANN JOB-WERNER , STRITZINGER HEINZ , SENKPIEL WERNER , HARTMANN HANS JOERG , SOBOTTA ERICH ALBERT , UHL KARL , WERST GERHARD
CPC classification number: G11B5/702 , Y10T428/31692
Abstract: A METHOD OF PRODUCING MAGNETIC RECORDING MEDIA BY APPLYING TO A BASE A COATING OF A DISPERSION OF A MAGNETIC PIGMENT, PRETREATED WITH WAX OR WAX-LIKE SUBSTANCES, IN A SPECIAL CURABLE COPLYMER OF ALKENYL BENZENE HYDROCARBONS (METH)ACRYLIC ESTERS, ETHERIFIED N-METHYLAMIDES OF (METH)ACRYLIC ACID AND AN ADDITIONAL COMONOMER, DRYING AND CURING THE APPLIED COATING; AND THE MAGNETIC RECORDING MATERIAL THUS OBTAINED.
-
公开(公告)号：US3505109A
公开(公告)日：1970-04-07
申请号：US3505109D
申请日：1966-09-27
Applicant: BASF AG
Inventor： SCHNELL GEORG , HARTMANN JOB-WERNER , STEUERWALD MANFRED , KITTLER WOLFRAM
CPC classification number: G11B5/702 , Y10S428/90 , Y10T428/31681
-
公开(公告)号：US3704152A
公开(公告)日：1972-11-28
申请号：US3704152D
申请日：1970-09-10
Applicant: BASF AG
Inventor： HARTMANN HANS JOERG , SCHNELL GEORG , WERST GERHARD , GROSSELFINGER HORST , HARTMANN JOB-WERNER , BIPP HANSJOERG
CPC classification number: G11B5/71 , G11B5/7023 , Y10S428/90 , Y10T428/31797
Abstract: MAGNETIC RECORDING MEDIA COMPRISING A NON-MAGNETIC SUPPORT AND A MAGNETIC LAYER BASED ON A MAGNETIC PIGMENT DISPERSED IN A BINDER AND CONTAINING A SMALL AMOUNT OF A LIQUID MIXTURE OF BRANCHED FATTY ACIDS HAVING AT LEAST 95% BY WEIGHT OF C12 TO C18 FATTY ACIDS AND AT LEAST 40% BY WEIGHT OF BRANCHED C18 FATTY ACIDS.
-
公开(公告)号：US3542589A
公开(公告)日：1970-11-24
申请号：US3542589D
申请日：1968-03-27
Applicant: BASF AG
Inventor： HARTMANN JOB-WERNER , SCHNELL GEORG , SCHMIDT ERWIN , GRESS FRIEDRICH
CPC classification number: G11B5/71 , G11B5/725 , Y10T428/31736 , Y10T428/31765 , Y10T428/31786
-
-
-
Search Results
4
records
(took 0.032 seconds)
