Process for producing polyphenylene oxide
    1.
    发明授权
    Process for producing polyphenylene oxide 失效
    生产聚苯醚的方法

    公开(公告)号:US4385168A

    公开(公告)日:1983-05-24

    申请号:US353105

    申请日:1982-03-01

    IPC分类号: C08G65/44 C08L71/12 C08G65/38

    CPC分类号: C08G65/44 C08L71/123

    摘要: A process for producing polyphenylene oxide which comprises contacting a phenolic monomer with oxygen in the presence of a catalyst composed of a manganese (II) salt and an ortho-hydroxyazo compound represented by the following formula: ##STR1## wherein A and B represent identical or different arylene ring having a valency of at least 2 and having an oxy group and an azo group directly linked to the ortho carbon atoms of the arylene ring and R represents hydrogen or lower alkyl group, or in the presence of said catalyst and an amine, in a polymerization solvent containing a base and thereby subjecting said phenolic monomer to an oxidative polymerization.

    摘要翻译: 一种生产聚苯醚的方法,其包括在由锰(II)盐和由下式表示的邻羟基偶氮化合物组成的催化剂存在下使酚单体与氧接触:其中A和B表示相同或 不同的亚芳基环具有至少为2的化合价,并且具有氧基和与亚芳基环的邻碳原子直接连接的偶氮基,R表示氢或低级烷基,或者在所述催化剂和胺的存在下, 在含有碱的聚合溶剂中,从而使所述酚类单体进行氧化聚合。

    Novel resin compositions based on polyphenylene ether
    2.
    发明授权
    Novel resin compositions based on polyphenylene ether 失效
    基于聚苯醚的新型树脂组合物

    公开(公告)号:US4309513A

    公开(公告)日:1982-01-05

    申请号:US224819

    申请日:1981-01-13

    CPC分类号: C08G65/44 C08L71/123

    摘要: A resin composition based on a polyphenylene ether comprising 99 to 1 part by weight of a polyphenylene ether copolymer derived from 99.5 to 85 mole-% of 2,6-dimethylphenol and 0.5 to 15 mole-% of 3-methyl-6-tert-butylphenol and 1 to 99 parts by weight of a styrene polymer (making up 100 parts by weight in total); and said resin composition further containing 0.1 to 100 parts by weight of a rubber-like polymer for 100 parts by weight of the said resin composition. These resin compositions have excellent mechanical strength, heat resistance, and moldability and are suitable as molding resin materials in practical use fields.

    摘要翻译: 一种基于聚苯醚的树脂组合物,其包含99至1重量份的衍生自99.5至85摩尔%的2,6-二甲基苯酚的聚苯醚共聚物和0.5至15摩尔%的3-甲基-6-叔 - 丁基苯酚和1至99重量份的苯乙烯聚合物(总计100重量份); 并且对于100重量份的所述树脂组合物,所述树脂组合物还含有0.1至100重量份的橡胶状聚合物。 这些树脂组合物具有优异的机械强度,耐热性和成型性,并且在实际应用领域中适合作为模塑树脂材料。

    Resin compositions
    4.
    发明授权
    Resin compositions 失效
    树脂组合物

    公开(公告)号:US4315086A

    公开(公告)日:1982-02-09

    申请号:US169368

    申请日:1980-07-16

    摘要: A resin composition comprising a resin composition comprising 5 to 95% by weight of a polyphenylene oxide and 95 to 5% by weight of a polyamide and 0.01 to 30 parts by weight of a member selected from the group consisting of (A) liquid diene polymers, (B) epoxy compounds and (C) compounds having in the molecule both of (a) an ethylenic carbon-carbon double bond or a carbon-carbon triple bond and (b) a carboxylic acid, acid anhydride, acid amide, imido, carboxylic acid ester, amino or hydroxyl group per 100 parts by weight of the total of the polyphenylene oxide and polyamide.

    摘要翻译: 一种树脂组合物,其包含5至95重量%的聚苯醚和95至5重量%的聚酰胺的树脂组合物和0.01至30重量份的选自(A)液体二烯聚合物 ,(B)环氧化合物和(C)分子中具有(a)烯属碳 - 碳双键或碳 - 碳三键的化合物和(b)羧酸,酸酐,酰胺,亚氨基, 羧酸酯,氨基或羟基,相对于聚苯醚和聚酰胺的总量为100重量份。

    Process for producing graft copolymers
    5.
    发明授权
    Process for producing graft copolymers 失效
    生产接枝共聚物的方法

    公开(公告)号:US4338410A

    公开(公告)日:1982-07-06

    申请号:US120398

    申请日:1980-02-11

    CPC分类号: C08G81/025 Y10S525/905

    摘要: A process for producing a graft copolymer characterized by melt-blending 100 parts by weight of a resin mixture comprising 90 to 10% by weight of a polyphenylene oxide having a structural unit of ##STR1## (wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 each represents hydrogen, a halogen atom, a hydrocarbon or substituted hydrocarbon radical) and 10 to 90% by weight of a styrene polymer in the presence of 0.01 to 5 parts by weight of a compound containing nitrogen and oxygen selected from oxime compounds and nitroso compounds.

    摘要翻译: 一种制备接枝共聚物的方法,其特征在于将100重量份的树脂混合物熔融共混,所述树脂混合物包括90至10重量%的具有结构单元“IMAGE”的聚苯醚(其中R1,R2,R3和R4各自表示 氢,卤素原子,烃基或取代的烃基)和10至90重量%的苯乙烯聚合物,在0.01至5重量份的选自肟化合物和亚硝基化合物中的含有氮和氧的化合物的存在下进行。

    Method for producing modified polyphenylene oxides
    6.
    发明授权
    Method for producing modified polyphenylene oxides 失效
    改性聚苯醚的制备方法

    公开(公告)号:US4283511A

    公开(公告)日:1981-08-11

    申请号:US135236

    申请日:1980-03-31

    CPC分类号: C08F283/08 Y10S525/905

    摘要: A method for producing a modified polyphenylene oxide which comprises polymerizing 69 to 25 parts by weight of a mixture of 97 to 45% by weight of a styrene monomer and 3 to 55% by weight of a polar vinyl mononer at 90.degree. to 190.degree. C. using 0.3 to 10 parts by weight of a radical initiator in an aqueous dispersion containing a dispersion stabilizer alone or in combination with at least one of a surfactant and an adhesion-preventing agent in the presence of 31 to 75 parts by weight of a polyphenylene oxide having a unit structure of the formula, ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are each a hydrogen or halogen atom, or a hydrocarbon, substituted hydrocarbon, cyano, hydrocarbonoxy, substituted hydrocarbonoxy, nitro or amino group.

    摘要翻译: 一种改性聚苯醚的制造方法,其特征在于,在90〜190℃下聚合69〜25重量份的97〜45重量%的苯乙烯单体和3〜55重量%的极性乙烯基单体的混合物 在含有分散稳定剂的水性分散体中使用0.3〜10重量份的自由基引发剂,或与表面活性剂和防粘附剂中的至少一种在31〜75重量份的聚亚苯基 具有下式的单元结构的化合物,其中R 1,R 2,R 3和R 4各自为氢或卤素原子,或烃,取代的烃,氰基,烃氧基,取代的烃氧基,硝基或氨基。

    Plastic container improved in barrier properties against gases and water
vapor
    8.
    发明授权
    Plastic container improved in barrier properties against gases and water vapor 失效
    塑料容器改善了对气体和水蒸气的阻隔性能

    公开(公告)号:US4414230A

    公开(公告)日:1983-11-08

    申请号:US312867

    申请日:1981-10-19

    摘要: A plastic container having improved properties as a barrier against gases and water vapor made from a thermoplastic resin composition comprising (A) an aromatic polyester carbonate composed of an aromatic dicarboxylic acid moiety, an aromatic dihydroxy compound moiety and a carbonate moiety and (B) a polyalkylene terephthalate and/or a polyalkylene oxybenzoate in a ratio of 100 parts by weight of said aromatic polyester carbonate to 100 parts by weight or less of said polyalkylene terephthalate and/or polyalkylene oxybenzoate.

    摘要翻译: 一种塑料容器,其具有改进的性能,作为由热塑性树脂组合物制成的气体和水蒸气的阻挡物,其包含(A)由芳族二羧酸部分,芳族二羟基化合物部分和碳酸酯部分组成的芳族聚酯碳酸酯和(B) 聚对苯二甲酸亚烷基酯和/或聚亚烷基氧基苯甲酸酯,其比例为100重量份所述芳族聚酯碳酸酯与100重量份或更少的所述聚对苯二甲酸亚烷基酯和/或聚亚烷基氧基苯甲酸酯。

    Isolation of aromatic polyester copolymers
    9.
    发明授权
    Isolation of aromatic polyester copolymers 失效
    芳香族聚酯共聚物的分离

    公开(公告)号:US4166899A

    公开(公告)日:1979-09-04

    申请号:US747060

    申请日:1976-12-03

    CPC分类号: C08G63/40 C08G63/89

    摘要: A method for the isolation of aromatic polyesters of a uniform and fine powder which comprises mixing a 1,2-dichloroethane solution containing 8 to 50% by weight of an aromatic polyester copolymer with 0.01 to 1.0 time by volume (based on said solution) of methanol, and isolating the resulting precipitates, said 1,2-dichloroethane solution containing an aromatic polyester copolymer being produced by contacting an aqueous alkaline solution of 2,2-bis(4'-hydroxyphenyl)propane with a 1,2-dichloroethane solution of a mixture of terephthaloyl chloride and isophthaloyl chloride.

    摘要翻译: 一种用于分离均匀和细粉末的芳族聚酯的方法,其包括将含有8至50重量%芳族聚酯共聚物的1,2-二氯乙烷溶液与基于所述溶液的0.01至1.0倍体积 甲醇,并分离所得沉淀,所述含有芳族聚酯共聚物的1,2-二氯乙烷溶液是通过使2,2-双(4'-羟基苯基)丙烷的碱性水溶液与1,2-二(4'-羟基苯基)丙烷的1,2-二氯乙烷溶液 对苯二酰氯和间苯二甲酰氯的混合物。