Nonylated diphenylamines
    1.
    发明授权
    Nonylated diphenylamines 有权
    非化学二苯胺

    公开(公告)号:US06315925B1

    公开(公告)日:2001-11-13

    申请号:US09503264

    申请日:2000-02-14

    IPC分类号: C09K1516

    CPC分类号: C07C211/55

    摘要: The invention relates to a mixture of nonylated diphenylamines, especially dinonylated diphenylamines, and to a technically advantageous methodological process for the preparation of that mixture by using acid catalysts in small quantities. The mixture is used as an additive for stabilizing organic products that are subjected to oxidative, thermal and/or light-induced degradation.

    摘要翻译: 本发明涉及壬基化二苯胺,特别是二壬基化二苯胺的混合物,以及通过使用少量酸催化剂制备该混合物的技术上有利的方法方法。 该混合物用作用于稳定经受氧化,热和/或光诱导降解的有机产物的添加剂。

    Nonylcyclohexylphosphite ester polyolefin stabilizers
    5.
    发明授权
    Nonylcyclohexylphosphite ester polyolefin stabilizers 失效
    壬基环己基亚磷酸酯聚烯烃稳定剂

    公开(公告)号:US07291662B2

    公开(公告)日:2007-11-06

    申请号:US11087267

    申请日:2005-03-23

    IPC分类号: C08K5/524

    CPC分类号: C08K5/524 C08K5/527 C08L23/02

    摘要: The present invention discloses mono-, bis- and tris-nonylcyclohexylphosphite esters, polyolefin compositions stabilized against the deleterious effects of melt processing, heat aging and exposure to combustion products of natural gas which comprise the nonylcyclohexylphosphite esters as stabilizers, and a process towards stabilizing polyolefin compositions by incorporating in or applying thereto the nonylcyclohexylphosphite esters.

    摘要翻译: 本发明公开了单,双和三壬基环己基亚磷酸酯,稳定的聚烯烃组合物抵抗熔体加工,热老化和暴露于天然气的燃烧产物(其包含壬基环己基亚磷酸酯作为稳定剂)的有害作用,以及稳定聚烯烃 通过在其中掺入或施加于其上的壬基环己基亚磷酸酯的组合物。

    Liquid antioxidants as stabilizers
    6.
    发明授权
    Liquid antioxidants as stabilizers 失效
    液体抗氧化剂作为稳定剂

    公开(公告)号:US5739341A

    公开(公告)日:1998-04-14

    申请号:US462254

    申请日:1995-06-02

    摘要: Products are described which can be obtained by reacting components a), b) and c), where component a) is a compound of the formula I or a mixture of compounds of the formula I, component b) is a compound of the formula II or a mixture of compounds of the formula II and component c) is a compound of the formula III or a mixture of compounds of the formula III, ##STR1## in which the general symbols are as defined in claim 1, the compound of the formula I being, for example, pentaerythritol, thiodiethylene glycol, 1,4-butanediol, 1,4-propanediol, diethylene glycol, triethylene glycol, diethanolamine or glycerol, the compound of the formula II being, for example, sunflower oil or coconut fat, and the compound of the formula III being, for example, methyl 3-(3',5'-di-tert-butyl-4'-hydroxyphenyl)propionate. The abovementioned products can be used as liquid antioxidants in polymers and lubricants.

    摘要翻译: 描述了通过使组分a),b)和c)反应得到的产物,其中组分a)是式I化合物或式I化合物的混合物,组分b)是式II化合物 或式II化合物和组分c)的化合物的混合物是式III的化合物或式III化合物,X(Y)a,(I),(II) 权利要求1中,式I化合物为例如季戊四醇,硫代二甘醇,1,4-丁二醇,1,4-丙二醇,二甘醇,三甘醇,二乙醇胺或甘油,式II化合物为 例如向日葵油或椰子脂肪,式III化合物为例如3-(3',5'-二叔丁基-4'-羟基苯基)丙酸甲酯。 上述产品可用作聚合物和润滑剂中的液体抗氧化剂。

    Liquid antioxidants as stabilizers
    7.
    发明授权
    Liquid antioxidants as stabilizers 失效
    液体抗氧化剂作为稳定剂

    公开(公告)号:US5663128A

    公开(公告)日:1997-09-02

    申请号:US308339

    申请日:1994-09-19

    摘要: Products are described which can be obtained by reacting components a), b), c) and d), where component a) is a compound of the formula I or a mixture of compounds of the formula I, component b) is a compound of the formula II or a mixture of compounds of the formula II, component c) is a compound of the formula III or a mixture of compounds of the formula III and component d) is a compound of the formula IV or a mixture of compounds of the formula IV, ##STR1## in which the general symbols are as defined in claim 1, the compound of the formula I being, for example, pentaerythritol, thiodiethylene glycol, 1,4-butanediol, 1,2-propanediol, diethylene glycol, triethylene glycol, diethanolamine or glycerol, the compound of the formula II being, for example, sunflower oil or coconut fat, the compound of the formula III being, for example, methyl 3-(3',5'-di-tert-butyl-4'-hydroxyphenyl)propionate and the compound of the formula IV, being for example, sulfur or diisopropyl dithiophosphate. The abovementioned products can be used as liquid antioxidants in polymers and lubricants.

    摘要翻译: 描述了可以通过使组分a),b),c)和d)反应得到的产物,其中组分a)是式I化合物或式I化合物的混合物,组分b)是 式II或式II化合物的组合物c)的化合物是式III的化合物或式III化合物和组分d)的混合物是式Ⅳ的化合物或式Ⅳ化合物的混合物 式IV,其中通式为如权利要求1所定义的X(Y)a(I)其中,(III)D(IV)其中式I化合物为例如, 季戊四醇,硫二甘醇,1,4-丁二醇,1,2-丙二醇,二甘醇,三甘醇,二乙醇胺或甘油,式II化合物为例如向日葵油或椰子油,式III化合物 例如,3-(3',5'-二叔丁基-4'-羟基苯基)丙酸甲酯和式IV化合物,例如硫 r二异丙基二硫代磷酸酯。 上述产品可用作聚合物和润滑剂中的液体抗氧化剂。

    Mixtures and compositions containing phenothiazines
    9.
    发明授权
    Mixtures and compositions containing phenothiazines 失效
    含有吩噻嗪的混合物和组合物

    公开(公告)号:US5413737A

    公开(公告)日:1995-05-09

    申请号:US231967

    申请日:1994-04-22

    申请人: Samuel Evans

    发明人: Samuel Evans

    CPC分类号: C08K5/46

    摘要: A mixture containing phenothiazines which is obtainable by reacting a mixture of diphenylamines comprising______________________________________ 1 to 5% by weight of a) diphenylamine 8 to 18% by weight of b) 4-tert-butyldiphenylamine 21 to 31% by weight of c) one or more compounds selected from i) 4-tert-octyldiphenylamine ii) 4,4'-di-tert-butyldiphenylamine iii) 2,4,4'-tris-tert-butyldiphenylamine 20 to 31% by weight of d) one or more compounds selected from i) 4-tert-butyl-4'-tert-octyldiphenylamine ii) 2,2'- or 2,4'-di-tert- octyldiphenylamine iii) 2,4-di-tert-butyl-4'-tert- octyldiphenylamine, and 15 to 29% by weight of e) the compound i) 4,4'-di-tert-octyldiphenylamine, or the compounds i) 4,4'-di-tert-octyldiphenylamine and ii) 2,4-di-tert-octyl-4'-tert- butyldiphenylamine, ______________________________________ with 1 to 200 mol % of elemental sulfur, in the presence of 0.25 to 5 mol % of a condensation catalyst selected from the group consisting of iodine, aluminium bromide, aluminium chloride, iron(Ill) chloride, antimony chloride, copper iodide or sulfur iodide, in the temperature range from 80.degree. to 250.degree. C.The mixture containing phenothiazines finds utility as antioxidant in organic materials which are subject to degradation induced by oxidation, heat or exposure to actinic light, especially in lubricants and hydraulic fluids.

    摘要翻译: 包含吩噻嗪的混合物,其可通过使包含1-5重量%的a)二苯胺-8至18重量%的二苯胺的混合物与b)4-叔丁基二苯胺-21至31重量%的c) 一种或多种选自以下的化合物:i)4-叔辛基二苯胺 - ii)4,4'-二叔丁基二苯胺 - iii)2,4,4'-三叔丁基二苯胺-20至31重量% 的d)一种或多种选自以下的化合物:i)4-叔丁基-4'-叔辛基二苯胺 - ii)2,2'-或2,4'-二叔辛基二苯胺 - iii)2, 4-二叔丁基-4'-叔辛基二苯胺和-15-29重量%的e)化合物ⅰ)4,4'-二叔辛基二苯胺或 - 化合物ⅰ )4,4'-二叔辛基二苯胺和 - ii)2,4-二叔辛基-4'-叔丁基二苯胺, - 1至200摩尔%的元素硫,存在0.25至 5mol%的选自碘,溴化铝,氯化铝,氯化铁(III)的缩合催化剂,a 含有吩噻嗪的混合物可用作有机材料中的抗氧化剂,这些有机材料会受到氧化,加热或暴露于光化光引起的降解,特别是在 润滑剂和液压油。