Method for producing rigid resin molds
    3.
    发明授权
    Method for producing rigid resin molds 失效
    硬质树脂模具的制造方法

    公开(公告)号:US4740343A

    公开(公告)日:1988-04-26

    申请号:US29581

    申请日:1987-03-25

    摘要: A method for producing a rigid resin mold for preparing plastic moldings which comprises:(1) preparing a composition (I) consisting essentially of(A) a cyanate ester resin composition, and(B-1) a metallic substance which does not substantially accelerate gelation of the cyanate ester resin composition (A),(2) preparing a composition (II) consisting essentially of(C) epoxy resin, and(B-2) a metallic substance which accelerates gelation of the cyanate ester resin composition (A) and does not substantially accelerate gelation of the epoxy resin (C) at temperatures below or equal to 100.degree. C.,(3) mixing composition (I) of step (1) and composition (II) of step (2) to form composition (III),(4) casting composition (III) of step (3) into a mold(5) and gelling the cast resin.

    摘要翻译: 一种制备用于制备塑料模制品的刚性树脂模具的方法,其包括:(1)制备基本上由(A)氰酸酯树脂组合物组成的组合物(I)和(B-1)基本上不加速的金属物质 氰酸酯树脂组合物(A)的凝胶化,(2)制备基本上由(C)环氧树脂组成的组合物(II)和(B-2)加​​速氰酸酯树脂组合物(A)凝胶化的金属物质, 并且在低于或等于100℃的温度下基本上不加速环氧树脂(C)的凝胶化,(3)步骤(1)的组合物(I)和步骤(2)的组合物(II)的混合物形成组合物 (III),(4)步骤(3)的铸造组合物(III)加入到模具(5)中并使铸塑树脂胶凝。

    Adhesive composition and adhesive film or sheet on which the composition
is coated
    8.
    发明授权
    Adhesive composition and adhesive film or sheet on which the composition is coated 失效
    粘合剂组合物和其上涂覆有组合物的粘合剂膜或片材

    公开(公告)号:US4717609A

    公开(公告)日:1988-01-05

    申请号:US934944

    申请日:1986-11-19

    IPC分类号: C09J7/00 C09J167/00 C08L67/02

    摘要: An adhesive composition comprising at least(A) at least one cyanate ester compound selected from the group consisting of:(i) polyfunctional aromatic cyanate ester monomers having the formulaR--O--C.tbd.N).sub.n wherein n is integer of 2-10 and R is an aromatic organic group, the cyanate groups being bonded to an aromatic ring or said aromatic organic group;(ii) homoprepolymers of (i) and(iii) coprepolymer of (i) and an amine, and(B) at least one thermoplastic saturated polyester resin which is non-crystalline, substantially non-crystalline or of low crystallinity is disclosed. The adhesive composition has excellent heat resistance, moisture resistance and chemical resistance.

    摘要翻译: 一种粘合剂组合物,其至少包含(A)至少一种选自以下的氰酸酯化合物:(i)具有式ROC 3BOND N的多官能芳族氰酸酯单体)n,其中n为2-10的整数,R为 芳族有机基团,氰酸酯基团键合到芳环或所述芳族有机基团; (ⅱ)(ⅰ)和(ⅲ)与(ⅰ)的共聚合物与胺的高分子量聚合物,和(B)至少一种非结晶,基本上非结晶或低结晶度的热塑性饱和聚酯树脂。 粘合剂组合物具有优异的耐热性,耐湿性和耐化学性。

    Preparation of curable resin from cyanate ester compound
    9.
    发明授权
    Preparation of curable resin from cyanate ester compound 失效
    由氰酸酯化合物制备固化树脂

    公开(公告)号:US4554346A

    公开(公告)日:1985-11-19

    申请号:US633035

    申请日:1984-07-18

    摘要: A process for producing a curable resin which comprises reacting (a) at least one cyanate ester compound selected from the group consisting of polyfunctional cyanate esters having two or more cyanato groups per one molecule, prepolymers of the cyanate esters or mixtures thereof with (b) at least one compound having hydroxy group(s) and radical-polymerizable unsaturated double bond(s) in its molecule, the cyanate ester compound (a) and the compound (b) being used so that the ratio of the cyanato group to the hydroxy is in the range of from about 1:0.1 to about 1:2, in the presence of (c) a radical polymerization inhibitor at a temperature of about 80.degree.-about 140.degree. C.The curable resin produced according to the present invention is capable of giving cured products having excellent heat resistance and electrical properties.

    摘要翻译: 一种制备可固化树脂的方法,其包括使(a)至少一种氰化酯化合物选自由每分子具有两个或多个氰基的多官能氰酸酯,氰酸酯或其混合物的预聚物与(b) 使用至少一种在其分子中具有羟基和自由基聚合性不饱和双键的化合物,氰酸酯化合物(a)和化合物(b),使得氰基与羟基的比例 在(c)自由基聚合抑制剂的存在下,在约80-约140℃的温度下,在约1:0.1至约1:2的范围内。根据本发明制备的可固化树脂是 能够得到具有优异的耐热性和电性能的固化产物。

    Process for producing a curable resin from cyanate ester compound and
unsaturated 1,2-epoxy compound
    10.
    发明授权
    Process for producing a curable resin from cyanate ester compound and unsaturated 1,2-epoxy compound 失效
    由氰酸酯化合物和不饱和1,2-环氧化合物制备可固化树脂的方法

    公开(公告)号:US4533727A

    公开(公告)日:1985-08-06

    申请号:US596086

    申请日:1984-04-03

    摘要: A process for producing a curable resin comprises reacting (a) at least one cyanate ester compound selected from the group consisting of polyfunctional cyanate esters having 2 or more cyanato groups per one molecule, prepolymers of the cyanate esters or mixtures thereof with (b) at least one compound having 1,2-epoxy group(s) and radical-polymerizable unsaturated double bond(s) in its molecule, the cyanate ester compound (a) and the compound (b) being used so that the ratio of the cyanato group to the 1,2-epoxy group is in the range of about 1:0.25 to about 1:2, in the presence of (c) a radical polymerization inhibitor at a temperature of about 90.degree.--about 140.degree. C.The curable resin produced according to the present invention is capable of giving cured products having excellent heat resistance and electrical properties.

    摘要翻译: 制备可固化树脂的方法包括使(a)至少一种氰化酯化合物,其选自由每分子具有2个或更多个氰基的多官能氰酸酯组成的组,氰酸酯的预聚物或其混合物与(b)在 在分子中具有1,2-环氧基和自由基聚合性不饱和双键的至少一种化合物,使用氰酸酯化合物(a)和化合物(b),使得氰基的比例 在(c)自由基聚合抑制剂的存在下,在大约90°-140℃的温度下,1,2-环氧基的量在约1:0.25至约1:2的范围内。可固化树脂 根据本发明生产的能够得到具有优异的耐热性和电性能的固化产物。