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16 条记录 (耗时 0.021 秒)

    Stabilized epoxy resins
    13.
    发明授权
    Stabilized epoxy resins 失效
    稳定环氧树脂

    公开(公告)号：US4033928A

    公开(公告)日：1977-07-05

    申请号：US564185

    申请日：1975-04-01

    申请人： Donald Richard Randell ,  Barry Cook ,  Alexander Michael Chalmers

    发明人： Donald Richard Randell ,  Barry Cook ,  Alexander Michael Chalmers

    IPC分类号： C08G59/00 ,  C08G59/40 ,  C08K5/3412 ,  C08K5/3435 ,  C08L63/00 ,  C08K5/00

    CPC分类号： C08K5/3412 ,  C08K5/34 ,  C08K5/3435

    摘要： Epoxy resins stabilized by at least one sterically hindered cyclic amine of the formula I ##STR1## AND SALTS THEREOF IN WHICH Q IS 1 OR 2, X represents an organic grouping which complements the nitrogen-containing ring to give a 5-membered, 6-membered or 7-membered ring, R.sub.1 and R.sub.2 represent methyl or together represent --(CH.sub.2).sub.5 --, R.sub.3 represents methyl, R.sub.4 represents alkyl with 1-5 carbon atoms or together with R.sub.3 represents the radicals --(CH.sub.2).sub.4 --, --(CH.sub.2).sub.5 --, --CH.sub.2 --C(CH.sub.3).sub.2 --NH--C(CH.sub.3).sub.2 --CH.sub.2 -- or --CH.sub.2 --C(CH.sub.3).sub.2 --N(O.sup..)--C(CH.sub.3).sub.2 --CH.sub.2 -- and, if q is 1, Y denotes hydrogen, --O.sup.., hydroxyl, alkyl, substituted alkyl, alkenyl, alkynyl, aralkyl, substituted aralkyl or acyl or, if q is 2, Y denotes alkylene, alkenylene, alkynylene, cycloalkylene or aralkylene.

    摘要翻译： 由式I的至少一个空间位阻环胺稳定的环氧树脂及其在Q 1或OR 2中的烷基，X表示与含氮环互补的有机基团，得到5元， （CH2）5-，R3代表甲基，R4代表具有1-5个碳原子的烷基，或与R3一起代表基团 - （CH 2）4 - ， - （CH 2）5 - ，-CH 2 -C（CH 3）2 -NH-C（CH 3）2 -CH 2 - 或-CH 2 -C（CH 3）2 -N（O）-C（CH 3）2 -CH 2 - 如果q为1，Y表示氢，-O，羟基，烷基，取代的烷基，烯基，炔基，芳烷基，取代的芳烷基或酰基，或者如果q为2，则Y表示亚烷基，亚烯基，亚炔基，亚环烷基或亚芳烷基。

    Piperidine derivatives
    14.
    发明授权
    Piperidine derivatives 失效
    哌啶衍生物

    公开(公告)号：US4021432A

    公开(公告)日：1977-05-03

    申请号：US577502

    申请日：1975-05-14

    申请人： Brian Holt ,  Donald Richard Randell

    发明人： Brian Holt ,  Donald Richard Randell

    IPC分类号： C07D211/46 ,  C08K5/3435 ,  C07D401/12

    CPC分类号： C07D211/46 ,  C08K5/3435

    摘要： New 1- and 4-substituted piperidines are stabilizers for organic material. They are produced by reacting corresponding 1-substituted piperidinols with acid chlorides or corresponding 4-substituted piperidines with a compound introducing into the 1-position a residue.

    摘要翻译： 新的1-和4-取代的哌啶是有机材料的稳定剂。 它们通过使相应的1-取代的哌啶醇与酰氯或相应的4-取代的哌啶与将化合物引入1-位残基而产生。

    4-(4'-Hydroxycyclohexyl)-2,2,6,6-tetramethyl piperidines
    15.
    发明授权
    4-(4'-Hydroxycyclohexyl)-2,2,6,6-tetramethyl piperidines 失效
    4-（4- {40-羟基环己基）-2,2,6,6-四甲基哌啶

    公开(公告)号：US3954779A

    公开(公告)日：1976-05-04

    申请号：US456919

    申请日：1974-04-01

    申请人： Malcolm John Smith ,  Donald Richard Randell

    发明人： Malcolm John Smith ,  Donald Richard Randell

    IPC分类号： C08K5/00 ,  C07D211/22 ,  C07D211/94 ,  C08K5/3412 ,  C08K5/3435 ,  C08L23/00 ,  C08L101/00 ,  C09K15/30

    CPC分类号： C08K5/3435 ,  C07D211/22 ,  C07D211/94

    摘要： A compound having the formula:- ##SPC1##And salts thereof, wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are the same or different and each is hydrogen, an alkyl residue having from 1 to 9 carbon atoms, a cycloalkyl residue having from 5 to 14 carbon atoms or a cycloalkyl-alkyl residue having from 7 to 14 carbon atoms, Y is hydrogen, 0.degree., an alkyl residue having from 1 to 4 carbon atoms, or an aralkyl residue having from 7 to 12 carbon atoms and Z is hydrogen, an unsubstituted or substituted alkyl residue having from 1 to 20 carbon atoms, an alkenyl or alkynyl residue having from 2 to 20 carbon atoms, a cycloalkyl residue having from 5 to 12 carbon atoms, an aralkyl residue having from 7 to 12 carbon atoms, an aryl residue having from 6 to 12 carbon atoms, or the group having the formula: wherein Z.sub.1 has the same significance as Z as hereinbefore defined, or Z.sub.1 is a group --NR.sub.5 R.sub.6 wherein R.sub.5 is hydrogen or an alkyl residue having from 1 to 4 carbon atoms and R.sub.6 is hydrogen, an alkyl group having from 1 to 20 carbon atoms, a cycloalkyl group having from 5 to 12 carbon atoms, an aralkyl residue having from 7 to 12 carbon atoms or an aryl residue having from 6 to 12 carbon atoms having light stabilising activity.

    摘要翻译： 具有下式的化合物：