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    • 1. 发明授权
    • Multi-layer elements suitable for the production of printing plates and
relief plates
    • 适用于生产印版和浮雕板的多层元件
    • US4459348A
    • 1984-07-10
    • US498711
    • 1983-05-27
    • Mong-Jon JunPeter RichterHelmut Barzynski
    • Mong-Jon JunPeter RichterHelmut Barzynski
    • G03F7/09G03C1/93G03F7/11G03F7/30G03C1/78
    • G03F7/11G03C1/93Y10S430/106
    • A multi-layer element for the production of printing plates and relief plates which is based on an elastomeric polymer binder and is firmly anchored to a polyester base by means of an adhesive layer. The adhesive layer consists of a thermally hardened mixture which is insoluble in aromatic hydrocarbon solvents or aliphatic halohydrocarbon solvents and contains (c1) from 90 to 40% by weight, based on the sum of (c1) and (c2), of an hydroxyl-containing polyurethane, hydroxyl-containing epoxy, hydroxyl-containing phenoxy resin, polyester-ol or polyether-ol resin which has been hardened and crosslinked with isocyanate, and which has from about 4 to 20% by weight, based on the non-crosslinked and hardenable resin, of free OH groups before hardening and crosslinking with isocyanate, and (c2) from 10 to 60% by weight, based on the sum of (c1) and (c2), of an OH-free polycarbonate which is compatible with the resin (c1) before the latter is hardened and crosslinked.
    • 一种用于生产基于弹性体聚合物粘合剂并且通过粘合剂层牢固地锚固到聚酯基底的印刷版和凸版的多层元件。 粘合剂层由热固化的混合物组成,其不溶于芳烃溶剂或脂族卤代烃溶剂,并且含有(c1)基于(c1)和(c2)之和的90至40重量% 含有羟基的环氧树脂,含羟基的苯氧基树脂,聚酯 - 醇或聚醚 - 醇树脂,其已经被异氰酸酯硬化和交联,并且基于未交联和/或交联的约4至20重量% 硬化和与异氰酸酯交联之前的游离OH基的可硬化树脂,和(c2)基于(c1)和(c2)之和为10至60重量%的与OH 树脂(c1)在其后硬化和交联。
    • 3. 发明授权
    • Photopolymerizable compositions containing elastomers and photo-curable
elements made therefrom
    • 含有由其制成的弹性体和可光固化元件的光聚合组合物
    • US4320188A
    • 1982-03-16
    • US197790
    • 1980-10-17
    • Gerhard HeinzPeter RichterMong-Jon Jun
    • Gerhard HeinzPeter RichterMong-Jon Jun
    • C08F2/00C08F2/48C08F16/12C08F16/14C08F20/10C08F20/18C08F287/00C08F297/00C08F297/04G03F7/033G03C1/68
    • C08F287/00G03F7/033Y10S430/106Y10S430/111
    • Photopolymerizable compositions based on an elastomeric styrene-diene block polymer, one or more photopolymerizable olefinically unsaturated monomers and one or more photopolymerization initiators exhibit improved properties if they contain, as an essential constituent, an elastomeric block copolymer of the general structure A-B-C, where A is a thermoplastic, non-elastomeric polymer block based on styrene compounds and having a second order transition point above +25.degree. C., B is an elastomeric polymer block based on butadiene and/or isoprene and having a second order transition point below -20.degree. C. and C is a polymer block, different from B, having a second order transition point of from -30.degree. C. to +15.degree. C., C being either a homopolymer or copolymer block based on butadiene or isoprene or a random copolymer block based on conjugated dienes and styrene compounds. The photopolymerizable compositions may be used, inter alia, for the production of photo-curable adhesives, resilient and flexible sheet material and, in particular, flexographic relief printing plates.
    • 基于弹性体苯乙烯 - 二烯嵌段聚合物,一种或多种光聚合性烯属不饱和单体和一种或多种光聚合引发剂的光聚合组合物如果含有一般结构ABC的弹性体嵌段共聚物作为必要成分,则表现出改进的性能,其中A为 基于苯乙烯化合物的热塑性非弹性体聚合物嵌段,并且具有高于+ 25℃的二级转变点,B是基于丁二烯和/或异戊二烯并且具有低于-20℃的二级转变点的弹性体聚合物嵌段 C.和C是不同于B的聚合物嵌段,其二级转变点为-30℃至+ 15℃,C为基于丁二烯或异戊二烯的均聚物或共聚物嵌段或无规共聚物 基于共轭二烯和苯乙烯化合物的嵌段。 可光聚合组合物尤其可用于制备光固化粘合剂,弹性和柔性片材,特别是柔性版印刷版。