Olefin halogenation
    4.
    发明授权
    Olefin halogenation 失效
    OLEFIN HALOGENATION

    公开(公告)号:US3716591A

    公开(公告)日:1973-02-13

    申请号:US3716591D

    申请日:1969-03-13

    Inventor: BRADY D

    CPC classification number: C07B39/00 C07C17/02

    Abstract: HALOGENATED OLEFINIC COMPOUNDS ARE FORMED BY REACTING AN OLEFINIC COMPOUND WITH A HALOGEN IN THE PRESENCE OF A NON-POLAR DILUENT, A LEWIS ACID, AND ONLY A COMPLEX FORMING AMOUNT OF A POLAR ORGANIC COMPOUND, THE HALOGENATED PRODUCT BEING USEFUL AS A FLAME RETARDANT IN POLYOLEFINS.

    Synthesis of esters
    5.
    发明授权
    Synthesis of esters 失效
    菊酯合成

    公开(公告)号:US3843719A

    公开(公告)日:1974-10-22

    申请号:US23003772

    申请日:1972-02-28

    Inventor: BRADY D

    CPC classification number: C07C69/76 C07C69/78

    Abstract: Preparation of esters of carboxylic acids in improved yields in shorter reaction times by use as catalysts organic compounds and complexes of certain Group VA and VIA elements. The method optionally uses a soluble iodide for further increase in yield.

    Flame retardants for polymers
    6.
    发明授权
    Flame retardants for polymers 失效
    聚合物阻燃剂

    公开(公告)号:US3842033A

    公开(公告)日:1974-10-15

    申请号:US38657673

    申请日:1973-08-08

    Inventor: BRADY D ZUECH E GRAY R

    CPC classification number: C08K5/06

    Abstract: 1. A POLYMERIC COMPOSITION COMPRISING: (A) A POLYMER SELECTED FROM THE GROUP CONSISTING OF POLYOLEFINS, POLYAMIDES, AND POLYSTYRENES; AND (B) 0.5 TO 15 PARTS BY WEIGHT PER 100 PARTS BY WEIGHT OF SAID POLYMER OF A COMPOUND HAVING THE GENERAL FORMULA

    R-O-(1,4-PHENYLENE)-C(-R'')(-R")-(1,4-PHENYLENE)-O-R

    WHEREIN R IS A 2,3-DIBROMO ALKYL RADICAL CONTAINING 3-10 CARBON ATOMS, AND R'' AND R'''' ARE HYDROGEN OR ALKYL RADICALD HAVING 1-6 CARBON ATOMS.

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