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    • 1. 发明授权
    • Heat-aging-resistant rubber composition
    • 耐热老化橡胶组合物
    • US4386181A
    • 1983-05-31
    • US320073
    • 1981-11-10
    • Teizo KotaniHiroji EnyoMinoru TanakaYasuhiko TakemuraToshio Miyabayashi
    • Teizo KotaniHiroji EnyoMinoru TanakaYasuhiko TakemuraToshio Miyabayashi
    • C08F236/04C08K5/06C08K5/372C08L9/00C08K5/36
    • C08K5/372C08F236/04C08K5/06C08L9/00
    • A heat-aging-resistant rubbery polymer composition comprising a rubbery polymer, at least one compound selected from the group consisting of diphenylamine derivatives and phenol derivatives as an age resister for said rubbery polymer, and polyalkylene ether glycol having an average molecular weight of 100-5,000, and optionally a compound represented by the formula, ##STR1## in which R is alkyl having 10 to 20 carbon atoms. Preferably, said at least one compound selected from the group consisting of diphenylamine derivatives and phenol derivatives is chemically linked to said rubbery polymer as a part of the molecular chain. Said rubbery polymer composition is unexpectedly superior in heat-aging-resistance to a composition consisting only of said rubbery polymer and said age resister or a composition consisting only of said rubbery polymer and said polyalkylene ether glycol.
    • 一种耐热老化橡胶聚合物组合物,其包含橡胶状聚合物,至少一种选自二苯胺衍生物和苯酚衍生物的化合物作为所述橡胶状聚合物的抗老化剂,以及聚亚烷基醚二醇,其平均分子量为100〜 5,000,以及任选的由下式表示的化合物,其中R是具有10-20个碳原子的烷基。 优选地,所述至少一种选自二苯胺衍生物和苯酚衍生物的化合物作为分子链的一部分与所述橡胶状聚合物化学连接。 所述橡胶状聚合物组合物在耐热老化性方面与仅由所述橡胶状聚合物和所述耐老化剂组成的组合物或仅由所述橡胶状聚合物和所述聚亚烷基醚二醇组成的组合物出人意料地优异。
    • 2. 发明授权
    • Rubbery polymer blends with anilino phenyl units
    • 橡胶聚合物与苯胺基苯基单体混合
    • US4376846A
    • 1983-03-15
    • US250038
    • 1981-04-01
    • Teizo KotaniHiroji EnyoMasaaki WatanabeYasuhiko Takemura
    • Teizo KotaniHiroji EnyoMasaaki WatanabeYasuhiko Takemura
    • C08L27/00C08F236/12C08L1/00C08L7/00C08L9/02C08L21/00C08L27/06C08L33/00C08L33/02
    • C08L9/02C08F236/12C08L27/06
    • A rubbery polymer composition comprising (A) a copolymer consisting of 45 to 79% by weight of butadiene, 20 to 55% by weight of acrylonitrile and 0.1 to 10% by weight of at least one compound selected from the group consisting of amide compounds having the formula (I) shown below and imide compounds having the formula (II) shown below, and (B) a vinyl chloride polymer, the weight proportion of said (A) to said (B) being 95-40 to 5-60. Said composition is resistant to ozone and oil, and moreover, is excellent in heat aging resistance and sour gasoline resistance when used in an oil, in a solvent or in the atmosphere at a high temperature: ##STR1## wherein R.sub.1 and R.sub.2 individually represent hydrogen, chlorine, bromine, or alkyl having 1 to 12 carbon atoms; R.sub.3 represents hydrogen, or alkyl having 1 to 4 carbon atoms; and R.sub.4 represents hydrogen, alkyl having 1 to 4 carbon atoms, or aryl having 6 to 12 carbon atoms, ##STR2## wherein R.sub.1, R.sub.2 and R.sub.3 are as defined above, and two R's may be the same or different.
    • 一种橡胶状聚合物组合物,其包含(A)由45-79重量%的丁二烯,20-55重量%的丙烯腈和0.1-10重量%的至少一种选自以下的化合物组成的共聚物:具有 下述式(I)和下述式(II)的酰亚胺化合物和(B)氯乙烯聚合物,所述(A)与所述(B)的重量比为95-40至5-60。 所述组合物耐臭氧和油,并且当在油,溶剂或高温气氛中使用时,耐热老化性和耐酸汽油性优异:其中R1和R2 分别代表氢,氯,溴或具有1至12个碳原子的烷基; R3代表氢或具有1至4个碳原子的烷基; 并且R 4表示氢,具有1至4个碳原子的烷基或具有6至12个碳原子的芳基,其中R 1,R 2和R 3如上定义,并且两个R可以相同或不同。
    • 6. 发明授权
    • Novel vulcanizable rubber compositions and applications thereof
    • 新型可硫化橡胶组合物及其应用
    • US4822654A
    • 1989-04-18
    • US169129
    • 1988-03-10
    • Yasuhiko TakemuraShinichiro ZenYoshiaki ZamaHiroji Enyo
    • Yasuhiko TakemuraShinichiro ZenYoshiaki ZamaHiroji Enyo
    • B32B25/14C08L9/02C08L15/00C08L27/16C08L33/06C08L33/08C08L27/12C08L27/00F16L11/04
    • C08L15/005B32B25/14C08L27/16C08L33/06C08L9/02C08L33/08Y10T428/1386
    • A vulcanizable rubber composition comprising (1) 100 parts by weight of a polymer composition comprising(I) a vinylidene fluoride resin,(II) at least one rubber selected from the group consisting of acrylic rubbers, .alpha.,.beta.-unsaturated nitrile-conjugated diene copolymer rubbers and hydrides of .alpha.,.beta.-unsaturated nitrile-conjugated diene copolymer rubbers, said acrylic rubber consisting of (A) 30 to 99.9% by weight of an alkyl acrylate and/or an alkoxy-substituted alkyl acrylate, (B) 0.1 to 10% by weight of a crosslinkable monomer and (C) 0 to 70% by weight of another ethylenically unsaturated compound copolymerizable with (A) and (B) (the sum of (A), (B) and (C) is 100% by weight) and said .alpha.,.beta.-unsaturated nitrile-conjugated diene copolymer rubber consisting of (D) 10 to 60% by weight of an .alpha.,.beta.-unsaturated nitrile, (E) 15 to 90% by weight of a conjugated diene and (F) 0 to 75% by weight of another ethylenically unsaturated compound copolymerizable with (D) and (E) (the sum of (D), (E) and (F) is 100% by weight, and(III) another blendable polymer,wherein the weight ratio of (I)/[(II)+(III)] is 5/95 to 60/40 and the weight ratio of (II)/(III) is 100/0 to 50/50, and (2) 0 to 40 parts by weight of a plasticizer. Said rubber composition excels not only in heat resistance, gasoline resistance and sour gasoline resistance but also in gasohol resistance and sour gasohol resistance and further is good in tensile strength, elongation and balance between gasoline resistance and low-temperature resistance. Therefore, said rubber composition can be used in the fluid-contacting surface of a diaphragm and can be suitably used as an inner tube of a fuel hose.
    • 一种可硫化橡胶组合物,其包括(1)100重量份的聚合物组合物,其包含(I)偏二氟乙烯树脂,(II)至少一种选自丙烯酸橡胶,α,β-不饱和腈共轭二烯 共聚物橡胶和α,β-不饱和腈共轭二烯共聚物橡胶的氢化物,所述丙烯酸橡胶由(A)30-99.9重量%的丙烯酸烷基酯和/或烷氧基取代的丙烯酸烷基酯组成,(B)0.1至 10重量%的可交联单体和(C)0至70重量%的可与(A)和(B)共聚的另一个烯属不饱和化合物((A),(B)和(C)的总和)为100% 和(D)10至60重量%的α,β-不饱和腈,(E)15至90重量%的共轭二烯的所述α,β-不饱和腈共轭二烯共聚物橡胶,和 (F)0〜75重量%的可与其共聚的其它烯属不饱和化合物 (D)和(E)((D),(E)和(F)的总和为100重量%,和(III)另一种可共混聚合物,其中(I)/ [(II) (III)]为5/95〜60/40,(II)/(III)的重量比为100/0〜50/50,(2)0〜40重量份的增塑剂。 所述橡胶组合物不仅具有耐热性,耐汽油性和耐酸性汽油性,而且还具有耐汽油性和耐酸性汽油保护性,并且还具有良好的拉伸强度,伸长率和耐汽油性与耐低温性之间的平衡。 因此,所述橡胶组合物可以用于隔膜的流体接触表面,并且可以适合用作燃料软管的内管。
    • 7. 发明授权
    • Conjugated diene copolymer, a process for producing the copolymer, and a
photosensitive composition comprising the copolymer
    • 共轭二烯共聚物,共聚物的制备方法和包含该共聚物的光敏组合物
    • US4996134A
    • 1991-02-26
    • US716206
    • 1985-03-26
    • Hiroji EnyoShin-ichiro IwanagaYasuhiko Takemura
    • Hiroji EnyoShin-ichiro IwanagaYasuhiko Takemura
    • C08F236/04G03F7/033
    • G03F7/033C08F236/04
    • A conjugated diene copolymer comprising (A) 10 to 60 mole % of a conjugated diene compound unit, (B) 5 to 50 mole % of an .alpha.,.beta.-ethylenically unsaturated carboxylic acid unit, (C) 0.1 to 20 mole % of a polyfunctional alkenyl compound unit, (D) 0 to 10 mole % of a diene compound unit having cyclic carbon-carbon double bonds and (E) 0 to 80 mole % of a monoolefinically unsaturated compound unit, the sum of the amounts of units (A), (B), (C), (D) and (E) being 100 mole %, said copolymer having an intrinsic viscosity [.eta.] of 0.01 to 3.0 dl/g as measured at 30.degree. C. in dimethylformamide. The copolymer is soluble in aqueous alkali solutions, excels in processability and photosetting property, and has excellent rubber elasticity and transparency even after photosetting. Accordingly, a photosensitive composition comprising the copolymer, a photopolymerizable unsaturated monomer and a photosensitizer can greatly improve the complicated process for the production of conventional rubber relief plates of flexographic printing, and shorten the production time.
    • 共轭二烯共聚物,其包含(A)10〜60摩尔%的共轭二烯化合物单元,(B)5〜50摩尔%的α,β-烯键式不饱和羧酸单元,(C)0.1〜20摩尔% 多官能烯基化合物单元,(D)0〜10摩尔%的具有环状碳 - 碳双键的二烯化合物单元和(E)0〜80摩尔%的单烯属不饱和化合物单元,单位量(A ),(B),(C),(D)和(E)为100摩尔%,所述共聚物在30℃下在二甲基甲酰胺中的特性粘度η为0.01〜3.0dl / g。 该共聚物可溶于碱性水溶液中,加工性和光固化性能优异,即使在光固化后也具有优异的橡胶弹性和透明度。 因此,包含共聚物,光聚合性不饱和单体和光敏剂的感光性组合物可以大大改善用于制造常规的柔性版印刷橡胶释放板的复杂工艺,缩短生产时间。
    • 8. 发明授权
    • Novel vulcanizable rubber compositions and applications thereof
    • 新型可硫化橡胶组合物及其应用
    • US4988548A
    • 1991-01-29
    • US274963
    • 1988-11-22
    • Yasuhiko TakemuraShinichiro ZenYoshiaki ZamaHiroji Enyo
    • Yasuhiko TakemuraShinichiro ZenYoshiaki ZamaHiroji Enyo
    • B32B25/14C08L9/02C08L15/00C08L27/16C08L33/06C08L33/08
    • C08L15/005B32B25/14C08L27/16C08L33/06C08L9/02C08L33/08Y10T428/1386
    • A vulcanizable rubber composition comprising (1) 100 parts by weight of a polymer composition comprising(I) a vinylidene fluoride resin,(II) at least one rubber selected from the group consisting of acrylic rubbers, .alpha.,.beta.-unsaturated nitrile-conjugated diene copolymer rubbers and hydrides of .alpha.,.beta.-unsaturated nitrile-conjugated diene copolymer rubbers, said acrylic rubber consisting of (A) 30 to 99.9% by weight of an alkyl acrylate and/or an alkoxy-substituted alkyl acrylate, (B) 0.1 to 10% by weight of a crosslinkable monomer and (C) 0 to 70% by weight of another ethylenically unsaturated compound copolymerizable with (A) and (B) (the sum of (A), (B) and (C) is 100% by weight) and said .alpha.,.beta.-unsaturated nitrile-conjugated diene copolymer rubber consisting of (D) 10 to 60% by weight of an .alpha.,.beta.-unsaturated nitrile, (E) 15 to 90% by weight of a conjugated diene and (F) 0 to 75% by weight of another ethylenically unsaturated compound copolymerizable with (D) and (E) (the sum of (D), (E) and (F) is 100% by weight, and(III) another blendable polymer,wherein the weight ratio of (I)/[(II)+(III)] is 5/95 to 60/40 and the weight ratio (II)/(III) is 100/0 to 50/50, and (2) 0 to 40 parts by weight of a plasticizer. Said rubber composition excels not only in heat resistance, gasoline resistance and sour gasoline resistance but also in gasohol resistance and sour gasohol resistance and further is good in tensile strength, elongation and balance between gasoline resistance and low-temperature resistance. Therefore, said rubber composition can be used in the fluid-contacting surface of a diaphragm and can be suitably used as an inner tube of a fuel hose.
    • 9. 发明授权
    • Rubber composition comprising a thermosetting resin and a functional
rubber-like copolymer
    • 包含热固性树脂和功能橡胶状共聚物的橡胶组合物
    • US4599382A
    • 1986-07-08
    • US714032
    • 1985-03-20
    • Hozumi SatoShin-ichiro IwanagaHiroji EnyoYasuhiko TakemuraYoshiaki Kawamura
    • Hozumi SatoShin-ichiro IwanagaHiroji EnyoYasuhiko TakemuraYoshiaki Kawamura
    • C08F236/04C08L19/00C08L33/06C08L61/00C08L61/10
    • C08L19/006C08F236/04C08L33/062C08L61/00C08L61/06C08L61/24C08L61/28
    • A rubber composition consisting essentially of 5-99 parts by weight of a thermosetting resin and 94-1 parts by weight of one of the following functional rubber-like copolymers (I) to (III) having a Mooney viscosity ML.sub.1+4.sup.100 of 20-120:(I) a functional rubber-like copolymer consisting of 1-20% by weight of a monomer having epoxy groups, hydroxyl groups or amino groups, 15-50% by weight of acrylonitrile and 40-80% by weight of butadiene and/or isoprene as monomer units constituting the polymer,(II) a functional rubber-like copolymer consisting of 1-20% by weight of a monomer having epoxy groups, hydroxyl groups or amino groups, 40-99% by weight of an alkyl (meth)acrylate and/or an alkoxyalkyl (meth)acrylate and 0-30% by weight of monomers copolymerizable therewith other than butadiene and isoprene, as the monomer units constituting the polymer, and(III) a functional rubber-like copolymer consisting of 1-20% by weight of a monomer having epoxy groups, hydroxyl groups or amino groups, 15-50% by weight of acrylonitrile, 20-60% by weight of butadiene and/or isoprene and 5-65% by weight of an alkyl (meth)acrylate and/or an alkoxy (meth)acrylate as the monomer units constituting the polymer.Said functional rubber copolymer may include 10% by weight or less of a polyfunctional monomer as a monomer unit constituting the polymer. In this case, the ratio of the thermosetting resin to the functional rubber-like copolymer is 50-99 parts by weight of the former to 1-50 parts by weight of the latter.
    • 基本上由5-99重量份的热固性树脂和94-1重量份具有门尼粘度ML1 + 4100为20〜20的功能性橡胶状共聚物(I)〜(III)之一组成的橡胶组合物, 120:(I)由1-20重量%的具有环氧基,羟基或氨基的单体,15-50重量%的丙烯腈和40-80重量%的丁二烯组成的功能性橡胶状共聚物,以及 /或异戊二烯作为构成聚合物的单体单元,(II)由1-20重量%的具有环氧基,羟基或氨基的单体组成的官能橡胶状共聚物,40-99重量%的烷基( (甲基)丙烯酸酯和/或(甲基)丙烯酸烷氧基烷基酯和0-30重量%的除丁二烯和异戊二烯之外可共聚的单体作为构成聚合物的单体单元,和(III)由1 -20重量%的具有环氧基,羟基或氨基的单体,15 -50重量%的丙烯腈,20-60重量%的丁二烯和/或异戊二烯和5-65重量%的(甲基)丙烯酸烷基酯和/或烷氧基(甲基)丙烯酸酯作为构成聚合物的单体单元 。 所述功能橡胶共聚物可以包含10重量%以下的作为构成聚合物的单体单元的多官能单体。 在这种情况下,热固性树脂与官能橡胶状共聚物的比例为前者的50-99重量份,后者的1-50重量份。