Modified high molecular weight polyamides with high affinity for acid dyes
    1.
    发明授权
    Modified high molecular weight polyamides with high affinity for acid dyes 失效
    改性高分子量聚酰胺,具有高亲水性的酸性染料

    公开(公告)号:US3660522A

    公开(公告)日:1972-05-02

    申请号:US3660522D

    申请日:1970-01-28

    Applicant: BAYER AG

    CPC classification number: C08G69/48

    Abstract: MODIFIED HIGH-MOLECULAR WEIGHT POLYAMIDES HAVING CHEMICALLY INCORPORATED THEREIN 0.01 TO 10* BY WEIGHT OF AN OXAZOLIDINE OF THE GENERAL FORMULA

    2-R2,2-R3,3-R1,4-R4,5-R5-OXAZOLIDINE

    WHEREIN

    R1 REPRESENTS A C1 TO C20 ALIPHATIC RADICAL SELECTED FROM THE GROUP CONSISTING OF AN UNSUBSTITUTED RADICAL AND A SUBSTITUTED RADICAL CONTAINING FUNCTIONAL GROUPS INERT TO POLYAMIDES, A CYCLOALIPHATIC OR A BENZYL RADICAL, R2 AND R3, WHICH MAY BE DIFFERENT OR NOT, EACH REPRESENTS HYDROGEN OR A C1 TO C20 RADICAL SELECTED FROM THE GROUP CONSISTING OF AN ALIPHATIC, CYCLOALIPHATIC, AROMATIC, ARALIPHATIC, SUBSTITUTED ALIPHATIC, SUBSTITUTED CYCLOALIPHATIC, SUBSITUTED AROMATIC AND SUBSTITUTED ARALIPHATIC RADICAL, SAID SUBSTITUTED RADICAL CONTAINING FUNCTIONAL GROUPS INERT TO POLYAMIDES, OR R2 AND R3, TOGETHER WITH THE CARBON ATOM TO WHICH THEY ARE ATTACHED, FORM A CARBOXYLIC OR HETEROCYCLIC RING, AND R4 AND R5, WHICH MAY BE DIFFERENT OR NOT, EACH REPRESENTS HYDROGEN OR A METHYL, ETHYL OR A PHENYL RADICAL; ARE PROVIDED WHICH POLYAMIDES SHOW AN IMPROVED AFFINITY FOR ACID DYES.

    Acetoacetic acid esters as additional accelerators for polyester moulding and coating materials
    2.
    发明授权
    Acetoacetic acid esters as additional accelerators for polyester moulding and coating materials 失效
    作为聚酯成型和涂料的附加加速器的乙酰醋酸酯

    公开(公告)号:US3574787A

    公开(公告)日:1971-04-13

    申请号:US3574787D

    申请日:1969-06-09

    Applicant: BAYER AG

    CPC classification number: C08F283/01 C08F4/02

    Abstract: THE INVENTION RELATES TO MOULDING AND COATING COMPOSITIONS BEING RAPIDLY HARDENABLE AT ROOM TEMPERATURE AFTER THE ADDITION OF HYDROPEROXIDE AS POLYMERISATION CATALYST COMPRISING MIXTURES OF UNSATURATED POLYESTERS DERIVED FROM A,B-ETHYLENICALLY UNSATURATED DICARBOXYLIC ACIDS AND POLYALCOHOLS, AND MONOMERIC ETHYLENCIALLY UNSATURATED COMPOUNDS COPOLYMERISABLE THEREWITH, SAID MIXTURES CONTAINING A COBALT SALT AS ACCELERATOR AND ACETOACETIC ACID ESTERS WHICH CONTAIN ONCE OR SEVERAL TIMES THE RADICAL

    CH3-0-CH2-CO-0-R

    ATTACHED TO A HYDROXYL GROUP, ETHER OXYGEN, SULFUR, THE -CH=CH- GROUP OR NITROGEN, R MEANING A DIVALENT HYDROCARBON RADICAL HAVING UP TO 3 CARBON ATOMS IN THE CHAIN.

    Process for the dyeing of shaped articles made of polyacrylonitrile
    3.
    发明授权
    Process for the dyeing of shaped articles made of polyacrylonitrile 失效
    聚丙烯酸酯成型制品的染色工艺

    公开(公告)号:US3565572A

    公开(公告)日:1971-02-23

    申请号:US3565572D

    申请日:1967-11-09

    Applicant: BAYER AG

    CPC classification number: D06P1/667 C07F9/32 C07F9/40 D06P1/6421 Y10S8/927

    Abstract: WHEREIN X, Y, AND Z, INDEPENDENTLY OF ONE ANOTHER ARE OPTIONALLY SUBSTITUTED ALKYL, ARALKYL, ALKOXY, AROXY AND/OR ARALKOXY RADICALS AND TWO OF THE SUSTITUENTS X, Y AND Z MAY ALSO FORM A HETEROCYCLIC FIVE- OR SIX-MEMBERED RING WITH THE PHOSPHOROUS ATOM.

    O=P(-X)(-Y)-Z

    R4 IS HYDROGEN, CH3- OR -CH2CH2CN; AND WHEREIN TWO OF THE RADICALS R2, R2 OR R3 MAY BE COMBINED TO FORM A CYCLOALKYL RING WITH THE PROVISO THAT AT LEAST ONE OF THE RADICALS R1, R2, OR R3 IS AN ELECTRON-ATTRACTING GROUP; AND IS FOLLOWED BY THERMAL AFTERTREATMENT. THE PROCESS CAN ALSO BE CARRIED OUT IN THE PRESENCE OF PHOSPHOROUS COMPOUNDS OF THE FORMULA

    -CH2-CH(-R4)-CN

    WHEREIN R1, R2 AND R3 INDEPENDENTLY OF ONE ANOTHER ARE HYDROGEN, ELECTRON-ATTRACTING GROUPS, ALKYL, CYCLOALKYL, ARYL, OR

    R1-C(-R2)(-R3)-CH2-CH(-R4)-CN

    PROCESS FOR DYEING POLYACRYLONITRILE CONTAINING MATERIALS WITH BASIC DYESTUFFS WHEREIN THE DYEING IS CARRIED OUT IN THE PRESENCE OF COMPOUNDS OF THE FORMULA

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