Preparation of recording layers and their use for the production of
flexographic printing plates
    2.
    发明授权
    Preparation of recording layers and their use for the production of flexographic printing plates 失效
    记录层的制备及其用于生产柔版印刷版的用途

    公开(公告)号:US4940650A

    公开(公告)日:1990-07-10

    申请号:US331392

    申请日:1989-03-31

    CPC分类号: G03F7/027 Y10S430/108

    摘要: A flexographic printing plate which is resistant to ozone cracking and where the flexible recording layer has an anisotropy factor AF of

    摘要翻译: 柔性版印刷版耐臭氧裂纹,柔性记录层的各向异性因子AF小于1.5,由(A)一种或多种弹性粘合剂组成的感光性混合物,(B)(B1) 5至20重量%的一种或多种与(A)相容并含有两个或多个烯属双键的可光聚合有机化合物和(B2)1至15重量%的一种或多种单烯属不饱和有机化合物,它们是 与(A)相容,其均聚物的玻璃化转变温度低于室温,(C)0.1至10重量%的一种或多种光引发剂和(D)0至27重量%的常规助剂和添加剂 ,柔性记录层的各向异性因子AF被定义为在制造过程中从柔性记录层冲裁的2×15cm的条带的100%伸长率的弹性模量的比率 原料板一方面沿着所使用的感光性混合物的流动方向,另一方面与所述方向交叉,然后均匀地曝光。

    Photosensitive recording material which can be developed with water, for
the production of printing plates, relief plates or resist images
    4.
    发明授权
    Photosensitive recording material which can be developed with water, for the production of printing plates, relief plates or resist images 失效
    可用水开发的感光记录材料,用于生产印版,浮雕版或抗蚀剂图像

    公开(公告)号:US4554240A

    公开(公告)日:1985-11-19

    申请号:US624283

    申请日:1984-06-25

    IPC分类号: G03F7/004 G03F7/038 G03C1/68

    CPC分类号: G03F7/0388 G03F7/038

    摘要: A photosensitive recording material for the production of printing plates, relief plates or resist images comprises a photocurable relief-forming layer (RL) which is applied onto a dimensionally stable base and consists of(a) a water-soluble or water-dispersible polyvinyl alcohol derivative containing from 1 to 12 mole % of olefinically unsaturated photopolymerizable or photocrosslinkable side groups, in particular of .alpha.,.beta.-olefinically unsaturated carboxylic acids, not more than 30 mole % of hydroxyl groups which are esterified and/or etherified with other non-olefinic radicals, and not less than 65 mole % of free hydroxyl groups and(b) one or more photopolymerization initiators, with or without(c) conventional non-photopolymerizable assistants and/or additives.

    摘要翻译: 用于制造印版,浮雕版或抗蚀剂图像的感光记录材料包括一个可光固化的浮雕形成层(RL),其被施加到尺寸稳定的基底上并由(a)水溶性或水分散性聚乙烯醇 含有1至12摩尔%的烯属不饱和可光聚合或可光致交联侧基,特别是α,β-烯属不饱和羧酸的衍生物,不超过30摩尔%的羟基,其与其它非烯属不饱和羧酸酯化和/或醚化 自由基和不小于65摩尔%的游离羟基,和(b)一种或多种光聚合引发剂,具有或不具有(c)常规的非光聚合助剂和/或添加剂。

    Radiation-curable contact adhesives based on polyurethane acrylates
    5.
    发明授权
    Radiation-curable contact adhesives based on polyurethane acrylates 失效
    基于聚氨酯丙烯酸酯的可辐射固化接触粘合剂

    公开(公告)号:US4920157A

    公开(公告)日:1990-04-24

    申请号:US168464

    申请日:1988-03-15

    摘要: Radiation-curable contact adhesives containing (A) oligomeric or polymeric reaction products of (a) diisocyanates, (b) polyesterols and/or polyetherols, (c) optionally C.sub.2 -C.sub.50 -diols, (d) C.sub.2 -C.sub.20 -hydroxyalkyl (meth)acrylates and (e) monohydroxyalkylcarboxylic acids in defined weight proportions and (e) monovinyl compounds in an amount of 2-90% by weight, based on A+B, produce contact adhesive layers of particularly high surface tackiness and particularly high cohesion.

    摘要翻译: (A)二异氰酸酯,(b)聚酯和/或聚醚,(c)任选的C 2 -C 50二醇,(d)C 2 -C 20 - 羟基烷基(甲基)丙烯酸酯的低聚或聚合反应产物的可辐射固化的接触粘合剂, 丙烯酸酯和(e)具有确定重量比例的单羟基烷基羧酸,和(e)基于A + B的2-90重量%的单乙烯基化合物,产生特别高的表面粘性和特别高的内聚力的接触粘合剂层。

    Preparation of monoolefinically unsaturated carboxyl-containing versatic
esters
    6.
    发明授权
    Preparation of monoolefinically unsaturated carboxyl-containing versatic esters 失效
    制备单烯属不饱和羧基的极性酯

    公开(公告)号:US4873023A

    公开(公告)日:1989-10-10

    申请号:US273973

    申请日:1988-11-21

    CPC分类号: C08F299/06 C09J175/16

    摘要: Compounds of the general formulae ##STR1## where R is versatyl and R' is unsubstituted or alkyl-substituted straight-chain alkylene of 4 or 5 carbon atoms can be prepared by reacting the versatic ester of 1,3-dihydroxy-propyl-2 acrylate and/or of 2,3-dihydroxy-propyl-1 acrylate with equimolar amounts of saturated or monoolefinically unsaturated cyclic dicarboxylic anhydrides having 4 or 5 carbon atoms and an oxygen atom in the ring at from 50.degree. to 150.degree. C. in the presence of customary esterification catalysts and can be used as reactive diluents in radiation-curable contact adhesives.

    摘要翻译: 其中R是环烷基和R'是未取代的或具有4或5个碳原子的烷基取代的直链亚烷基的通式为“IMAGE”I和“IMAGE”II的化合物可以通过使1,3- 二羟基 - 丙基丙烯酸酯和/或2,3-二羟基 - 丙基丙烯酸酯与等摩尔量的具有4或5个碳原子的饱和或单烯属不饱和环状二羧酸酐和环中的氧原子在50至150 在常规酯化催化剂存在下,可用作可辐射固化的接触粘合剂中的反应性稀释剂。

    2-((meth)acrylamidomethyl)-1,3-diketones
    10.
    发明授权
    2-((meth)acrylamidomethyl)-1,3-diketones 失效
    2 - ((甲基)丙烯酰胺基甲基)-1,3-二酮

    公开(公告)号:US5011991A

    公开(公告)日:1991-04-30

    申请号:US360989

    申请日:1989-06-02

    摘要: Novel 2-[(meth)acrylamidomethyl]-1,3-diketones have the general formula (I) ##STR1## where R is hydrogen or methyl,R.sup.1 is hydrogen, methyl or ethyl,R.sup.2 and R.sup.3 are each alkyl of from 1 to 6 carbon atoms or unsubstituted or substituted aryl of from 6 to 20 carbon atoms, R.sup.2 and R.sup.3 being identical to or different from each other.

    摘要翻译: 新的2 - [(甲基)丙烯酰胺基甲基] -1,3-二酮具有通式(I)其中R是氢或甲基,R 1是氢,甲基或乙基,R 2和R 3各自是 1至6个碳原子或6至20个碳原子的未取代或取代的芳基,R 2和R 3彼此相同或不同。