Color-photographic recording material
    13.
    发明授权
    Color-photographic recording material 失效
    彩色摄影材料

    公开(公告)号:US4517283A

    公开(公告)日:1985-05-14

    申请号:US562190

    申请日:1983-12-15

    Abstract: A color-photographic recording material which, in at least one light-sensitive silver halide emulsion layer, an interlayer and/or a protective layer, contains a stabilizer mixture comprising(i) a compound with at least one group of the formula ##STR1## or a polymer with recurring structural units of the formula I, and (ii) a phenolic antioxidant.Color images obtained by imagewise exposure and development of this color-photographic recording material show good stability to the action of visible and ultraviolet light.With respect to the definitions of the substituents in formula I, reference is made to the description.

    Abstract translation: 一种彩色照相记录材料,其在至少一个感光卤化银乳剂层中间层和/或保护层中含有稳定剂混合物,所述稳定剂混合物包含(i)至少一种下式的化合物: (I)或具有式I的重复结构单元的聚合物,和(ii)酚类抗氧化剂。 通过该彩色照相记录材料的成像曝光和显影获得的彩色图像对可见光和紫外光的作用显示出良好的稳定性。 关于式I中的取代基的定义,参考说明书。

    Piperidine compositions for light stabilization
    19.
    发明授权
    Piperidine compositions for light stabilization 失效
    哌啶组合物用于光稳定

    公开(公告)号:US4419472A

    公开(公告)日:1983-12-06

    申请号:US322041

    申请日:1981-11-16

    CPC classification number: C08K5/3435 C07D211/46 C09D7/1241

    Abstract: The invention relates to ester mixtures of polyalkylpiperidine derivatives of the formulae I and II ##STR1## in which R.sub.1 is hydrogen or methyl, R.sub.2 is hydrogen, C.sub.1-12 alkyl, C.sub.3-8 alkenyl, C.sub.7-11 aralkyl, cyanomethyl or C.sub.2-4 acyl, R.sub.3 is C.sub.1-18 alkylene, C.sub.2-18 oxaalkylene, Chd 2-18 thiaalkylene, C.sub.2-18 azaalkylene or C.sub.2-8 alkenylene and R.sub.4 is C.sub.1-4 alkyl. These mixtures are suitable as stabilizers for plastics.

    Abstract translation: 本发明涉及式I和II(I)的多烷基哌啶衍生物的酯混合物,其中R 1是氢或甲基,R 2是氢,C 1-12烷基,C 3-8烯基,C 7 -11芳烷基,氰基甲基或C2-4酰基,R3是C1-18亚烷基,C2-18氧杂亚烷基,Chd2-18亚硫烷基,C2-18氮杂亚烷基或C2-8亚烯基,R4是C1-4烷基。 这些混合物适用于塑料的稳定剂。

    Novel stabilizers
    20.
    发明授权
    Novel stabilizers 失效
    新型稳定剂

    公开(公告)号:US4340533A

    公开(公告)日:1982-07-20

    申请号:US191721

    申请日:1980-09-29

    Applicant: Jean Rody

    Inventor: Jean Rody

    CPC classification number: C07D211/46 C08K5/3435

    Abstract: 2,2,6,6-Tetramethylpiperidine derivatives of the formula: ##STR1## wherein m is 0, 1 or 2, R.sub.1 is hydrogen, methyl, ethyl, phenoxymethyl or phenyl and R.sub.2 is C1-C8 alkyl, are excellent stabilizers for synthetic polymers.

    Abstract translation: 下式的2,2,6,6-四甲基哌啶衍生物:其中m是0,1或2,R1是氢,甲基,乙基,苯氧基甲基或苯基,R2是C1-C8烷基,是优异的 合成聚合物的稳定剂。

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