Organic compounds
    2.
    发明授权
    Organic compounds 失效
    有机化合物

    公开(公告)号:US3959265A

    公开(公告)日:1976-05-25

    申请号:US575157

    申请日:1975-05-07

    申请人: Lajos Avar Kurt Hofer

    发明人: Lajos Avar Kurt Hofer

    摘要: The present invention concerns novel nickel complexes (I) possessing U.V. stabilizing properties characterized by bearing per molecule 2 monodentate nickel coordinated 1,3-hydrocarbyl-4-(greater than C.sub.1)-acyl-pyrazole-5-oxy ligands and one bidentate or two monodentate nickel coordinated primary or secondary amine ligands, and their use as U.V. stabilizers for e.g. plastics materials.

    摘要翻译: 本发明涉及具有紫外线的新型镍络合物(I) 特征在于每个分子的稳定性质2单齿镍配位的1,3-烃基-4-(大于C1) - 酰基 - 吡唑-5-氧配体和一个二齿或两个单齿配位的伯胺或仲胺配体,以及它们的用途 作为紫外线 稳定剂。 塑料材料。

    Method of stabilizing organic materials employing pyrazole nickel
complexes
    6.
    发明授权
    Method of stabilizing organic materials employing pyrazole nickel complexes 失效
    使用吡唑镍络合物稳定有机材料的方法

    公开(公告)号:US4036812A

    公开(公告)日:1977-07-19

    申请号:US641678

    申请日:1975-12-17

    申请人: Lajos Avar Kurt Hofer

    发明人: Lajos Avar Kurt Hofer

    摘要: The present invention concerns novel nickel complexes (I) possessing U.V. stabilizing properties characterized by bearing per molecule 2 monodentate nickel coordinated 1,3-hydrocarbyl-4-(greater than C.sub.1)-acyl-pyrazole-5-oxy ligands and one bidentate or two monodentate nickel coordinated primary or secondary amine ligands, and their use as U.V. stabilizers for e.g. plastics materials.

    摘要翻译: 本发明涉及具有紫外线的新型镍络合物(I) 特征在于每个分子的稳定性质2单齿镍配位的1,3-烃基-4-(大于C1) - 酰基 - 吡唑-5-氧配体和一个二齿或两个单齿配位的伯胺或仲胺配体,以及它们的用途 作为紫外线 稳定剂。 塑料材料。

    2-Hydroxybenzophenone derivatives
    7.
    发明授权
    2-Hydroxybenzophenone derivatives 失效
    2-羟基二苯甲酮衍生物

    公开(公告)号:US4029684A

    公开(公告)日:1977-06-14

    申请号:US578108

    申请日:1975-05-16

    申请人: Lajos Avar Kurt Hofer

    发明人: Lajos Avar Kurt Hofer

    摘要: The present invention concerns novel 2-hydroxybenzophenone derivatives and metal complexes thereof of the formula: ##STR1## wherein Z.sub.1, Z.sub.2, Y.sub.1 and Y.sub.2 are each, independently, hydrogen or a substituent, at least one of Y.sub.1 and Y.sub.2 being a group ##STR2## wherein, R.sub.1 is alkyl R.sub.2 is hydrogen or a substituent andA is oxygen, sulphur or ##STR3## The compounds are useful for stabilizing organic material, e.g. plastics, against degradation under the influence of U.V. radiation.

    摘要翻译: 本发明涉及新的2-羟基二苯甲酮衍生物及其金属络合物,其结构式如下:其中Z1,Z2,Y1和Y2各自独立地为氢或取代基,Y 1和Y 2中的至少一个为“IMAGE” >其中,R 1是烷基,R 2是氢或取代基,A是氧,硫或者

    Pyrazole derivatives
    8.
    发明授权
    Pyrazole derivatives 失效
    吡唑衍生物

    公开(公告)号:US3976658A

    公开(公告)日:1976-08-24

    申请号:US486345

    申请日:1974-07-08

    摘要: New ultraviolet light-absorbing compounds of the formula ##SPC1##In whichR.sub.1 is a substituent, e.g. alkyl,R.sub.2 is a substituent, e.g. alkyl,R.sub.3 is hydrogen or a substituents, e.g. alkyl,n is 1, 2 or 3, andR is an n-valent, optionally substituted benzene radical, or a 1- or 2-valent naphthalene or heterocyclic radical,Which are producible by known processes.Such compounds are useful as stabilizers of organic materials, particularly plastics materials, against the degrading action of ultraviolet light and can be either applied as a coating on the organic material, or incorporated therein.

    摘要翻译: 式I的新的紫外光吸收化合物,其中R1是取代基,例如

    Pyrazol(5)/pyrazolone(5)metal complexes as stabilizers for organic
materials
    9.
    发明授权
    Pyrazol(5)/pyrazolone(5)metal complexes as stabilizers for organic materials 失效
    吡唑(5)/吡唑啉酮(5)金属络合物作为有机材料的稳定剂

    公开(公告)号:US3975382A

    公开(公告)日:1976-08-17

    申请号:US558179

    申请日:1975-03-14

    申请人: Lajos Avar Kurt Hofer

    发明人: Lajos Avar Kurt Hofer

    CPC分类号: C09K15/30 C07D231/22

    摘要: The present invention concerns novel pyrazole (5) pyrazolone (5) metal complexes of the formula ##SPC1##Wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are substituents and Me is a transition metal,Useful in stabilizing sensitive organic material against the degradative effect of U.V. light.

    摘要翻译: 本发明涉及新颖的吡唑(5)吡唑啉酮(5)金属络合物,其结构式如下:其中R 1,R 2,R 3和R 4为取代基,Me为过渡金属,有利于稳定有害有机物质对紫外线的降解作用。 光。