MAGNETIC RECORDING MEDIUM
    16.
    发明专利

    公开(公告)号:DE3472321D1

    公开(公告)日:1988-07-28

    申请号:DE3472321

    申请日:1984-09-05

    Applicant: BASF AG

    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.

    MAGNETIC RECORDING MEDIUM
    17.
    发明专利

    公开(公告)号:DE3562304D1

    公开(公告)日:1988-05-26

    申请号:DE3562304

    申请日:1985-07-22

    Applicant: BASF AG

    Abstract: Magnetic recording media comprising a non-magnetic substrate and a magnetic layer comprising a finely divided magnetic material dispersed in an organic solvent soluble, crosslinkable, essentially linear, thermoplastic polyurethane which possesses acrylate side and terminal groups wherein said polyurethane is prepared by reacting poly- and/or diisocyanates with a mixture of (a) methacrylate - or acrylate - diols having molecular weights of from 146 to 3,000, (b) monoesters of methacrylic or acrylic acid and a diol having a molecular weight of from 116 to 300, and (c) other organic polydiol compounds which have molecular weights of from 400 to 5,000.

    PROCESS FOR THE PREPARATION OF COATINGS

    公开(公告)号:DE3363501D1

    公开(公告)日:1986-06-19

    申请号:DE3363501

    申请日:1983-06-24

    Applicant: BASF AG

    Abstract: A process for the production of coatings based on reaction products of (A) polyhydroxy polyacrylate resins obtained from hydroxyalkyl esters of acrylic acid and/or methacrylic acid, alkyl acrylates and/or methacrylates, one or more polymerizable, olefinically unsaturated N-containing heterocyclic compounds and if appropriate vinyl-aromatics, acrylamides or methacrylamides and other monomers with (B) isocyanurate-containing polyisocyanates having a functionality of from 2.5 to 6 and predominantly containing cycloaliphatically bonded isocyanate groups is particularly useful for coating metal articles.

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