Phenolic/ester antioxidant system
    2.
    发明授权
    Phenolic/ester antioxidant system 失效
    酚类/酯类抗氧化体系

    公开(公告)号:US4216116A

    公开(公告)日:1980-08-05

    申请号:US843772

    申请日:1977-10-20

    申请人: Richard H. Kline

    发明人: Richard H. Kline

    IPC分类号: C09K15/08

    CPC分类号: C09K15/08

    摘要: A combination of a phenolic antioxidant, such as the butylated reaction product of p-cresol and dicyclopentadiene and an ester such as 3,6,9-trioxaundecamethylene bis [3-(dodecylthio)propionate] is used to stabilize polymers against oxidative degradation.

    摘要翻译: 酚类抗氧化剂如对甲酚和二环戊二烯的丁基化反应产物和诸如3,6,9-三氧杂十亚烷基双[3-(十二烷硫基)丙酸酯]的酯的组合被用于稳定聚合物以防氧化降解。

    Stabilized polymeric compositions
    3.
    发明授权
    Stabilized polymeric compositions 失效
    稳定的聚合物组合物

    公开(公告)号:US4117240A

    公开(公告)日:1978-09-26

    申请号:US631571

    申请日:1975-11-13

    申请人: Richard H. Kline

    发明人: Richard H. Kline

    IPC分类号: C08F236/04 C07C69/54

    CPC分类号: C08F236/04

    摘要: Antioxidants such as 2-(3,5-di tert.butyl-4-hydroxybenzyloxy) ethyl acrylate and 2-(3,5-di tert.butyl-4-hydroxybenzyloxy) ethyl methacrylate, age resistant polymers having age resistors physically combined therewith and age resistant polymeric compositions prepared by emulsion free radical polymerization techniques involving the use of said age resistors as monomers.

    N,N-bis(4-anilinophenyl)-4,7-dithia-5-methyldecanediamide and related
compounds useful as polymer stabilizers
    4.
    发明授权
    N,N-bis(4-anilinophenyl)-4,7-dithia-5-methyldecanediamide and related compounds useful as polymer stabilizers 失效
    N,N-双(4-苯胺基苯基)-4,7-二硫基-5-甲基癸二酰胺和可用作聚合物稳定剂的相关化合物

    公开(公告)号:US3975414A

    公开(公告)日:1976-08-17

    申请号:US575861

    申请日:1975-05-08

    申请人: Richard H. Kline

    发明人: Richard H. Kline

    IPC分类号: C08K5/372 C08J3/20

    CPC分类号: C08K5/3725

    摘要: N,N'-bis(4-anilinophenyl)-4,7-dithia-5-methyldecanediamide and related antioxidants are used to offer protection to unvulcanized and vulcanized polymers. They are particularly effective in stabilizing vulcanized NBR when it is exposed to high temperature aging.

    摘要翻译: N,N'-二(4-苯胺基苯基)-4,7-二硫基-5-甲基癸二酰胺和相关抗氧化剂用于对未硫化和硫化聚合物提供保护。 当硫化NBR暴露于高温老化时,它们特别有效。

    Process for preparing
3-(3,5-di-tert.alkyl-4-hydroxy-phenyl)-2,2-di-substituted
propionaldehydes
    7.
    发明授权
    Process for preparing 3-(3,5-di-tert.alkyl-4-hydroxy-phenyl)-2,2-di-substituted propionaldehydes 失效
    制备3-(3,5-二叔烷基-4-羟基 - 苯基)-2,2-二取代的丙醛的方法

    公开(公告)号:US4284823A

    公开(公告)日:1981-08-18

    申请号:US084490

    申请日:1979-10-15

    申请人: Richard H. Kline

    发明人: Richard H. Kline

    摘要: There is disclosed a process comprising reacting a compound having the general structural Formula II: ##STR1## with a compound having the general Formula III: ##STR2## in the presence of a basic catalyst while dissolved in an organic solvent to yield an aldehyde having the structural Formula I: ##STR3## wherein R.sub.1 and R.sub.2 are the same or different radicals selected from the group consisting of tertiary alkyl radicals having from 4 to 12 carbon atoms, R.sub.3 and R.sub.4 are the same or different radicals selected from the group consisting of alkyl radicals containing from 1 to 12 carbon atoms, cycloalkyl radicals containing from 5 to 12 carbon atoms, phenyl and substituted phenyl radicals or R.sub.3 and R.sub.4 with the carbon atom to which they are joined may form a cycloalkyl ring of from 5 to 12 carbon atoms, R.sub.5 is selected from the group consisting of hydrogen, alkyl radicals containing from 1 to 12 carbon atoms, or a cycloalkyl radical containing 5 or 6 carbon atoms.

    摘要翻译: 公开了一种方法,该方法包括在碱性催化剂的存在下将具有通式II:II的化合物与具有通式III的化合物:III族化合物反应,同时溶解在有机溶剂中,得到醛 具有结构式I:其中R 1和R 2是相同或不同的选自具有4至12个碳原子的叔烷基的基团,R 3和R 4是相同或不同的选自基团 由含有1至12个碳原子的烷基,含有5至12个碳原子的环烷基,苯基和取代的苯基或与其连接的碳原子的R 3和R 4组成的环烷基环可以形成5至12个 碳原子,R5选自氢,含有1至12个碳原子的烷基或含有5或6个碳原子的环烷基。

    Age resisters and age resistant polymeric compositions
    9.
    发明授权
    Age resisters and age resistant polymeric compositions 失效
    抗老化剂和耐老化聚合物组合物

    公开(公告)号:US4147880A

    公开(公告)日:1979-04-03

    申请号:US615269

    申请日:1975-09-22

    申请人: Richard H. Kline

    发明人: Richard H. Kline

    摘要: Ester age resisters such as 4-anilinophenyl acrylate and 4-anilinophenyl methacrylate, age resistant polymers having ester age resisters physically combined therewith and age resistant polymeric compositions prepared by free radical polymerization techniques involving the use of said esters as monomers.

    摘要翻译: 酯类抗老化剂如丙烯酸4-苯胺基苯酯和甲基丙烯酸4-苯胺基苯基酯,具有与其物理组合的酯衰老的耐老化聚合物和通过使用所述酯作为单体的自由基聚合技术制备的耐老化聚合物组合物。

    2,6-Di-tert-alkyl-4-vinylphenols as polymerizable antioxidants
    10.
    发明授权
    2,6-Di-tert-alkyl-4-vinylphenols as polymerizable antioxidants 失效
    2,6-二叔烷基-4-乙烯基苯酚作为可聚合的抗氧化剂

    公开(公告)号:US4097464A

    公开(公告)日:1978-06-27

    申请号:US628685

    申请日:1975-11-03

    申请人: Richard H. Kline

    发明人: Richard H. Kline

    CPC分类号: C08F236/04

    摘要: 2,6-Di tert alkyl-4-vinylphenols are copolymerized in free radical emulsion polymerization systems to form self-stabilizing polymers. Such polymers have the advantage that the antioxidant cannot be extracted or volatilized from the polymer.

    摘要翻译: 2,6-二叔丁基-4-乙烯基苯酚在自由基乳液聚合体系中共聚以形成自稳定聚合物。 这样的聚合物具有的优点是抗氧化剂不能从聚合物中提取或挥发。