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公开(公告)号:DE3568659D1
公开(公告)日:1989-04-13
申请号:DE3568659
申请日:1985-04-20
Applicant: BASF AG
Inventor: HEIL GUENTER DR , LENZ WERNER DR , KOVACS JENOE DR
IPC: C08G18/67 , C09D5/23 , C09D175/04 , C09D175/14 , G11B5/702
Abstract: Magnetic recording media comprise a non-magnetic base and one or more magnetic layers consisting of an organic binder matrix containing finely divided magnetic material, the said binder matrix being obtained by electron beam curing of a mixture of from 60 to 100% by weight of a polyurethane acrylate polymer possessing polymerizable acrylate double bonds and from 0 to 40% by weight of an acrylate monomer and/or an acrylate prepolymer and/or an N-vinyl monomer.
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公开(公告)号:DE3427681A1
公开(公告)日:1986-02-06
申请号:DE3427681
申请日:1984-07-27
Applicant: BASF AG
Inventor: LEHNER AUGUST , HEIL GUENTER DR , LENZ WERNER DR , BALZ WERNER DR , KOHL ALBERT , SCHORNICK GUNNAR DR
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公开(公告)号:DE3332564A1
公开(公告)日:1985-03-28
申请号:DE3332564
申请日:1983-09-09
Applicant: BASF AG
Inventor: HEIL GUENTER DR , LENZ WERNER DR , KOVACS JENOE DR
IPC: C08F2/46 , C09D5/23 , C09D163/00 , C09D175/04 , C09D175/14 , G11B5/702 , G11B5/68 , B05D5/12
Abstract: Magnetic recording media comprising a non-magnetic base and one or more magnetic layers consisting of an organic binder matrix containing finely divided magnetic material, the said matrix being obtained by electron beam curing of a mixture of from 60 to 100% by weight of a polyurethane acrylate polymer possessing polymerizable double bonds and from 0 to 40% by weight of an acrylate and/or an acrylate prepolymer and/or an N-vinyl monomer and/or an N-vinyl prepolymer.
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公开(公告)号:DE3167097D1
公开(公告)日:1984-12-13
申请号:DE3167097
申请日:1981-08-29
Applicant: BASF AG
Inventor: HENNE ANDREAS DR , HESSE ANTON DR , HEIL GUENTER DR , SCHORNICK GUNNAR DR
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公开(公告)号:DE3427685A1
公开(公告)日:1986-02-06
申请号:DE3427685
申请日:1984-07-27
Applicant: BASF AG
Inventor: LEHNER AUGUST , BALZ WERNER DR , LENZ WERNER DR , KOHL ALBERT , HEIL GUENTER DR
IPC: C09D5/23 , C09D175/04 , C09D175/06 , C09D175/08 , C09D175/14 , G11B5/702 , G11B5/842
Abstract: Layer-type magnetic recording media are produced by dispersing a finely divided magnetically anisotropic material in a binder which consists of not less than 40% of a radiation-curable aqueous binder dispersion, applying the dispersion onto a non-magnetic base, orienting the magnetically anisotropic material and drying and crosslinking the applied layer by means of UV or high-energy electron radiation.
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公开(公告)号:DE3360023D1
公开(公告)日:1985-01-17
申请号:DE3360023
申请日:1983-02-25
Applicant: BASF AG
Inventor: DRUSCHKE WOLFGANG DR , HEIL GUENTER DR , BUENSCH HELLMUT DR , JAEGER HELMUT
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17.
公开(公告)号:DE3161810D1
公开(公告)日:1984-02-09
申请号:DE3161810
申请日:1981-01-28
Applicant: BASF AG
Inventor: LEHNER AUGUST , BUETHE INGOLF DR , HEIL GUENTER DR , LENZ WERNER DR , HARTMANN HEINRICH DR
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公开(公告)号:DE2861345D1
公开(公告)日:1982-01-28
申请号:DE2861345
申请日:1978-06-26
Applicant: BASF AG
Inventor: KUESTERS WERNER DR , HEIL GUENTER DR , FISCHER MARTIN DR , EISERT MANFRED DR , KAST HELLMUT DR
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公开(公告)号:CH606368A5
公开(公告)日:1978-10-31
申请号:CH1557974
申请日:1974-11-22
Applicant: BASF AG
Inventor: BARZYNSKI HELMUT DR , HEIL GUENTER DR , KLEMM KARL DR , SANDER HELFRID
IPC: C08F2/00 , C08F2/48 , C08F2/50 , C08F20/00 , C08F20/10 , C08F290/00 , C08F299/00 , C09D4/06 , C09D11/101 , C09D11/10
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公开(公告)号:DE2300370A1
公开(公告)日:1974-07-18
申请号:DE2300370
申请日:1973-01-05
Applicant: BASF AG
Inventor: BARZYNSKI HELMUT DR , HEIL GUENTER DR , STORCK GERHARD DR
IPC: C08F283/01 , C09D11/101 , C09D11/10
Abstract: These inks, contg. the usual additives, contain a binder component comprising a mixt. of 20-90 (wt.)% unsatd. polyester(s), 5-85% comonomer(s), which is liq. at R. temp. and has b.pt. >180 degrees C/normal press. and 1-30% initiator(s). UV cure is rapid and only slightly affected by the O2 in the air. The ink can be cured to the tack-free state with light and then cured thermally. Cured coatings up to 10 mu m thick do not disintegrate when the paper is folded. Little or no solvent is needed.
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