中科微点-全球专利检索

  1. Login
  2. Sign Up

Search Results

76 records (took 0.022 seconds)

    33.
    发明专利
    未知

    公开(公告)号：AT137521T

    公开(公告)日：1996-05-15

    申请号：AT93120855

    申请日：1993-12-23

    Applicant: BASF AG

    Inventor： DECKERS ANDREAS DR ,  GUENTHERBERG NORBERT DR ,  NIESSNER NORBERT DR

    IPC: C08L33/12 ,  C08L51/00 ,  C08L51/06 ,  C08L83/04

    Abstract: The present invention relates to moulding compositions based on polymethyl methacrylate, essentially containing A) from 99.99 to 95.0% by weight of a mixture essentially comprising a1) from 5 to 95% by weight of polymethyl methacrylate, obtainable by polymerisation of a mixture essentially comprising a11) from 80 to 100% by weight of methyl methacrylate and a12) from 0 to 20% by weight of a C1-C20-alkyl ester of acrylic acid, and a2) from 95 to 5% by weight of a multistep graft copolymer based on a C1-C20-alkyl ester of acrylic and/or methacrylic acid, and B) from 0.01 to 5.0% by weight of a polysiloxane of the formula I in which R is C1-C6-alkyl or C6-C10-aryl, R is hydroxy-C1-C6-alkyl or amino-C1-C6-alkyl, and n is a natural number from 5 to 200. d

    34.
    发明专利
    未知

    公开(公告)号：DE59400099D1

    公开(公告)日：1996-03-14

    申请号：DE59400099

    申请日：1994-02-10

    Applicant: BASF AG

    Inventor： NIESSNER NORBERT DR

    IPC: C08L25/02 ,  C08L69/00 ,  C08L75/04

    Abstract: Thermoplastic moulding compositions containing, as essential components, A) from 10 to 90 % by weight of an aromatic polycarbonate, B) from 5 to 50 % by weight of a thermoplastic polyurethane and C) from 5 to 40 % by weight of a copolymer comprising c1) from 70 to 85 % by weight of styrene or substituted styrenes of the formula I where R is an alkyl radical having 1 to 8 carbon atoms or a hydrogen atom and R is an alkyl radical having 1 to 8 carbon atoms, and n has the value 0, 1, 2 or 3, and c2) from 15 to 30 % by weight of (meth)acrylonitrile, (meth)acrylic acid, C1- to C8-alkyl (meth)acrylates, maleic anhydride, acrylamide, vinyl esters of C1-C6-carboxylic acids, maleimides which are substituted on the nitrogen atom by C1- to C8-alkyl or C6-C20-aryl groups, or mixtures thereof. o

    36.
    发明专利
    未知

    公开(公告)号：ES2073609T3

    公开(公告)日：1995-08-16

    申请号：ES91104981

    申请日：1991-03-28

    Applicant: BASF AG

    Inventor： SEITZ FRIEDRICH DR ,  RUPPMICH KARL ,  GUENTHERBERG NORBERT DR ,  NIESSNER NORBERT DR

    IPC: C08F265/06 ,  C08F265/00 ,  C08F265/02 ,  C08F265/04 ,  C08F279/00 ,  C08F279/02 ,  C08L25/12 ,  C08L51/00 ,  C08L51/04 ,  C08L51/06

    Abstract: A particulate graft polymer comprising A: from 30 to 80% by weight of at least one elastomeric polymer A having a mean particle size of from 30 to 1000 nm and made from - based on A - A1: from 85 to 99.8% by weight of at least one alkyl acrylate A1 having 1 to 8 carbon atoms in the alkyl radical, A2: from 0.1 to 5% by weight of at least one polyfunctional, crosslinking monomer A2 and A3: from 0.1 to 10% by weight of at least one monomer A3 containing one or more acidic groups, or A11: up to 100% by weight of a diene A11, A12: up to 50% by weight of at least one vinyl aromatic monomer A12 A13: up to 10% by weight of at least one monomer A13 containing one or more acidic groups, as the graft base, and B: from 20 to 70% by weight of a graft shell B which is grafted on to the elastomeric polymer A and is made from - based on B - B1: from 50 to 89.9% by weight of at least one vinyl aromatic monomer B1, B2: from 10 to 49.9% by weight of at least one polar, copolymerisable, ethylenically unsaturated monomer B2 and B3: from 0.1 to 10% by weight of at least one monomer B3 containing one or more basic groups. i

    37.
    发明专利
    未知

    公开(公告)号：DE59105819D1

    公开(公告)日：1995-08-03

    申请号：DE59105819

    申请日：1991-03-28

    Applicant: BASF AG

    Inventor： SEITZ FRIEDRICH DR ,  RUPPMICH KARL ,  GUENTHERBERG NORBERT DR ,  NIESSNER NORBERT DR

    IPC: C08F265/06 ,  C08F265/00 ,  C08F265/02 ,  C08F265/04 ,  C08F279/00 ,  C08F279/02 ,  C08L25/12 ,  C08L51/00 ,  C08L51/04 ,  C08L51/06

    Abstract: A particulate graft polymer comprising A: from 30 to 80% by weight of at least one elastomeric polymer A having a mean particle size of from 30 to 1000 nm and made from - based on A - A1: from 85 to 99.8% by weight of at least one alkyl acrylate A1 having 1 to 8 carbon atoms in the alkyl radical, A2: from 0.1 to 5% by weight of at least one polyfunctional, crosslinking monomer A2 and A3: from 0.1 to 10% by weight of at least one monomer A3 containing one or more acidic groups, or A11: up to 100% by weight of a diene A11, A12: up to 50% by weight of at least one vinyl aromatic monomer A12 A13: up to 10% by weight of at least one monomer A13 containing one or more acidic groups, as the graft base, and B: from 20 to 70% by weight of a graft shell B which is grafted on to the elastomeric polymer A and is made from - based on B - B1: from 50 to 89.9% by weight of at least one vinyl aromatic monomer B1, B2: from 10 to 49.9% by weight of at least one polar, copolymerisable, ethylenically unsaturated monomer B2 and B3: from 0.1 to 10% by weight of at least one monomer B3 containing one or more basic groups. i

    38.
    发明专利
    未知

    公开(公告)号：DE4305637A1

    公开(公告)日：1994-08-25

    申请号：DE4305637

    申请日：1993-02-24

    Applicant: BASF AG

    Inventor： NIESSNER NORBERT DR

    IPC: C08L25/02 ,  C08L69/00 ,  C08L75/04 ,  D01F6/92 ,  D01F6/94 ,  D01F6/42

    Abstract: Thermoplastic moulding compositions containing, as essential components, A) from 10 to 90 % by weight of an aromatic polycarbonate, B) from 5 to 50 % by weight of a thermoplastic polyurethane and C) from 5 to 40 % by weight of a copolymer comprising c1) from 70 to 85 % by weight of styrene or substituted styrenes of the formula I where R is an alkyl radical having 1 to 8 carbon atoms or a hydrogen atom and R is an alkyl radical having 1 to 8 carbon atoms, and n has the value 0, 1, 2 or 3, and c2) from 15 to 30 % by weight of (meth)acrylonitrile, (meth)acrylic acid, C1- to C8-alkyl (meth)acrylates, maleic anhydride, acrylamide, vinyl esters of C1-C6-carboxylic acids, maleimides which are substituted on the nitrogen atom by C1- to C8-alkyl or C6-C20-aryl groups, or mixtures thereof. o

    40.
    发明专利
    未知

    公开(公告)号：DE4223202A1

    公开(公告)日：1994-01-20

    申请号：DE4223202

    申请日：1992-07-15

    Applicant: BASF AG

    Inventor： GUENTHERBERG NORBERT DR ,  FISCHER WOLFGANG DR ,  NIESSNER NORBERT DR

    IPC: C08F285/00 ,  C08L51/00 ,  C08F279/02 ,  C08L51/04

    Abstract: A particulate graft polymer A comprising A1: a graft base based on a polydiene rubber A1 comprising, based on A1, A11: from 70 to 100% by weight of a polymerisable diene and A12: up to 30% by weight of a copolymerisable, ethylenically unsaturated monomer, A2: with a first graft shell A2 comprising, based on A2, A21: from 75 to 99.8% by weight of at least one C1-C8-alkyl acrylate A21, A22: from 0.1 to 5% by weight of at least one polyfunctional, crosslinking monomer A22, A23: from 0.1 to 20% by weight of at least one monomer A23 containing one or more acidic or basic groups, A3: and a second graft shell A3, comprising, based on A3, A31: from 40 to 89.9% by weight of at least one vinylaromatic monomer A31, A32: from 10 to 49.9% by weight of at least one polar, ethylenically unsaturated monomer A32, A33: from 0.1 to 20% by weight of at least one monomer A33 containing one or more basic or acidic groups, and A34: up to 5% by weight of at least one polyfunctional, crosslinking monomer A34, where A23 and A33 are different groups.h

Patent Agency Ranking