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    • 5. 发明授权
    • Multi-layer structure polymer composition
    • 多层结构聚合物组成
    • US4508875A
    • 1985-04-02
    • US526546
    • 1983-08-26
    • Kazuo KishidaAkira HasegawaMasahiro Sugimori
    • Kazuo KishidaAkira HasegawaMasahiro Sugimori
    • C08F265/04C08F285/00C08F265/06
    • C08F265/04C08F285/00C08L33/10C08L67/00C08L69/00C08L77/00C08F220/14C08L51/06Y10S525/902
    • A multi-layer structure polymer composition having a gel content of at least 50% which is constituted of an innermost layer polymer (A) consisting mainly of alkyl acrylate and having a degree of swelling of 10 or lower, and having a glass transition temperature lower than 10.degree. C., a crosslinked elastomer polymer (B) consisting mainly of alkyl acrylate and having a degree of swelling slightly higher than that of said polymer (A) and having a glass transition temperature not higher than 0.degree. C., said innermost layer polymer (A) and said crosslinked elastomer polymer (B) constituting a double layer elastomer structure polymer, as well as an outermost layer polymer (C) consisting mainly of alkyl methacrylate and having a glass transition temperature not lower than 60.degree. C., and at least one intermediate layer (D) existing between said polymer (B) layer and said polymer (C) layer, the amount of alkyl acrylate in said intermediate layer (D) linearly decreasing from said polymer (B) layer to said polymer (C) layer. Said polymer composition does not readily show the phenomenon of whitening even if dipped in hot water or boiling water and is excellent in weather resistance, solvent resistance, stress-whitening resistance, water-whitening resistance and transparency.
    • 一种凝胶含量为至少50%的多层结构聚合物组合物,其由主要由丙烯酸烷基酯组成并具有10或更低的膨胀度并且玻璃化转变温度较低的最内层聚合物(A) 所述最内层的玻璃化转变温度不高于10℃的交联弹性体聚合物(B),其主要由丙烯酸烷基酯组成,其膨胀度略高于所述聚合物(A) 层叠聚合物(A)和构成双层弹性体结构聚合物的所述交联弹性体聚合物(B)以及主要由甲基丙烯酸烷基酯组成并且玻璃化转变温度不低于60℃的最外层聚合物(C) 和存在于所述聚合物(B)层和所述聚合物(C)层之间的至少一个中间层(D),所述中间层(D)中的丙烯酸烷基酯的量从所述聚合物(B)层线性减小 到所述聚合物(C)层。 所述聚合物组合物即使浸渍在热水或沸水中也不容易显示白化现象,并且耐候性,耐溶剂性,耐应力白化性,耐水白色性和透明性优异。
    • 8. 发明授权
    • Delustered thermoplastic resin composition
    • 消光热塑性树脂组合物
    • US4460742A
    • 1984-07-17
    • US324269
    • 1981-11-23
    • Kazuo KishidaAkira HasegawaMasahiro Sugimori
    • Kazuo KishidaAkira HasegawaMasahiro Sugimori
    • C08L101/00C08L1/00C08L7/00C08L21/00C08L23/00C08L23/06C08L25/14C08L27/00C08L27/06C08L33/00C08L33/02C08L33/06C08L33/08C08L33/10C08L51/00C08L51/02C08L55/02C08L67/00C08L77/00C08L33/04C08L51/06
    • C08L33/08C08L23/06C08L27/06C08L33/10C08L55/02C08L25/14C08L33/06C08L51/003
    • A delustered thermoplastic resin composition which comprises 100 parts by weight of a thermoplastic resin (B); and 0.1 to 40 parts by weight of a resin (A) which essentially consists of:80 to 20 parts by weight of a polymer or a copolymer component (I) obtained by polymerizing;(a) 30 to 100% by weight of at least one monomer selected from the group consisting of an alkyl methacrylate in which the alkyl group has 1 to 4 carbon atoms and an aromatic vinyl compound;(b) 0 to 70% by weight of an alkyl acrylate in which the alkyl group has 1 to 13 carbon atoms;(c) 0 to 50% by weight of a monoethylenically unsaturated monomer other than those of (a) and (b); and(d) 0 to 5 parts by weight of a crosslinking monomer per 100 parts by weight of the total amount of the above components (a), (b), and (c); and 20 to 80 parts by weight of a copolymer component (II) obtained by polymerizing;(e) 30 to 90% by weight of an aromatic vinyl compound;(f) 10 to 60% by weight of at least one alkyl acrylate monomer in which the alkyl group has 1 to 13 carbon atoms;(g) 0 to 20% by weight of a monoethylenically unsaturated monomer other than those of (e) and (f); and(h) 0.05 to 10 parts by weight of a crosslinking monomer per 100 parts by weight of the total amount of the above components (e), (f) and (g).
    • 一种消光热塑性树脂组合物,其包含100重量份的热塑性树脂(B); 和0.1〜40重量份的树脂(A),其基本上由以下组成:通过聚合得到的聚合物或共聚物成分(I)为80〜20重量份; (a)30〜100重量%的至少一种选自甲基丙烯酸烷基酯中具有1〜4个碳原子的烷基和芳香族乙烯基化合物的单体; (b)0〜70重量%的烷基具有1〜13个碳原子的丙烯酸烷基酯; (c)0至50重量%的除(a)和(b)之外的单烯属不饱和单体; 和(d)每100重量份上述组分(a),(b)和(c)的总量为0-5重量份的交联单体; 和20〜80重量份通过聚合得到的共聚物组分(II); (e)30〜90重量%的芳族乙烯基化合物; (f)10至60重量%的至少一种烷基丙烯酸酯单体,其中烷基具有1至13个碳原子; (g)除(e)和(f)以外的单烯属不饱和单体0〜20重量% (e),(f)和(g)的总量相对于100重量份的交联单体为0.05〜10重量份。
    • 9. 发明授权
    • Dihydroxybiphenyl-advanced epoxy resin blends
    • 二羟基联苯高级环氧树脂共混物
    • US5179139A
    • 1993-01-12
    • US759652
    • 1991-09-13
    • Masahiro SugimoriHisashi TadaKazuya GotoMasahiro Saruta
    • Masahiro SugimoriHisashi TadaKazuya GotoMasahiro Saruta
    • C08G59/38C08G59/56C08G59/62C08L63/00
    • C08G59/621C08G59/38C08G59/56C08L63/00Y10T428/31518
    • An epoxy resin composition used as a matrix for a fiber-reinforced composite is disclosed, which comprises the following components:(A) a bifunctional epoxy resin;(B) at least one of a trifunctional epoxy resin and a tetrafunctional epoxy resin;(C) a dihydroxybiphenyl compound represented by the following general formula: ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4, which may be the same or different, each represents a hydrogen atom or an alkyl group having 1 to 6 carbon atoms; and(D) an aromatic amine,wherein said components (A), (B), (C) and (D) are used in amounts satisfying the following conditions:1/0.1.gtoreq.a/b.gtoreq.1/1.210/1.gtoreq.(a+b)/c.gtoreq.1/11/0.8.gtoreq.(a+b-c)/d.gtoreq.1/1.5wherein a represents the molar number of epoxy groups in component (A), b represents the molar number of epoxy groups in component (B), c represents the molar number of phenolic OH groups in component (C) and d represents the molar number of NH groups in component (D).
    • 公开了用作纤维增强复合材料的基质的环氧树脂组合物,其包含以下组分:(A)双官能环氧树脂; (B)三官能环氧树脂和四官能环氧树脂中的至少一种; (C)由以下通式表示的二羟基联苯化合物:其中R 1,R 2,R 3和R 4可以相同或不同,各自表示氢原子或具有1至6个碳原子的烷基; 和(D)芳族胺,其中所述组分(A),(B),(C)和(D)以满足以下条件的量使用:1 / 0.1> / = a / b> / = 1 / 1.2 /(a + b)/ c> / = 1/1 1 / 0.8> / =(a + bc)/ d> / = 1 / 1.5其中a表示组分( A)中,b表示组分(B)中环氧基的摩尔数,c表示组分(C)中酚OH基团的摩尔数,d表示组分(D)中NH基团的摩尔数。