Process for the manufacture of tetrachlorocyclobutenone from
hexachlorocyclobutene
    1.
    发明授权
    Process for the manufacture of tetrachlorocyclobutenone from hexachlorocyclobutene 失效
    从六氯环丁烯制造四氯环丁酮的方法

    公开(公告)号:US4272633A

    公开(公告)日:1981-06-09

    申请号:US19205

    申请日:1979-03-09

    CPC分类号: C07C45/42 C07C45/27 C07C45/43

    摘要: A process for preparing tetrachlorocyclobutenone from hexachlorocyclobutene comprises reacting (a) hexachlorocyclobutene withI. (b) anhydrous sulphuric acid and (c) sulphur trioxide; orII. (b) anhydrous sulphuric acid and (d) phosphorus pentoxideat a temperature of 30.degree.-140.degree. C.;the starting materials being present in the following molar ratios at the start of the reaction:for I,(a):(c)=0.67-10, and(b):(c)=0.1-10;and for II,(a):(d)=0.67-10 and(b):(d)=0.5-20.

    摘要翻译: 从六氯环丁烯制备四氯环丁酮的方法包括使(a)六氯环丁烯与I.(b)无水硫酸和(c)三氧化硫反应; 或II。 (b)无水硫酸和(d)五氧化二磷,温度为30-140℃。 原料在反应开始时以以下摩尔比存在:对于I,(a):(c)= 0.67-10,和(b):(c)= 0.1-10; 对于II,(a):( d)= 0.67-10和(b):(d)= 0.5-20。

    Process for producing squaric acid
    2.
    发明授权
    Process for producing squaric acid 失效
    生产方酸的方法

    公开(公告)号:US4582941A

    公开(公告)日:1986-04-15

    申请号:US600969

    申请日:1984-04-16

    CPC分类号: C07C45/27

    摘要: A process for producing squaric acid comprises reacting hexachlorocyclobutene, or its mixtures with hexachlorobutadiene, with 96-100% sulfuric acid, at 80.degree.-150.degree. C., and adding at least the stoichiometric amount of water required for the hydrolysis, while maintaining the acid concentration between 96% and 100% throughout the reaction.

    摘要翻译: 生产方酸的方法包括使六氯环丁烯或其混合物与六氯丁二烯与96-100%硫酸在80-150℃反应,并加入至少化学计量的水解所需的水,同时保持 酸浓度在整个反应中为96%至100%。

    Quadratic acid amide derivatives, their use as stabilizers, and
synthetic resins treated therewith
    3.
    发明授权
    Quadratic acid amide derivatives, their use as stabilizers, and synthetic resins treated therewith 失效
    二酸酰胺衍生物,它们作为稳定剂的用途,以及用其处理的合成树脂

    公开(公告)号:US4537924A

    公开(公告)日:1985-08-27

    申请号:US532127

    申请日:1983-09-14

    摘要: Quadratic acid bisamides and salts thereof having the formula I are effective stabilizers of synthetic resins, especially for imparting resistance to deterioration resulting from exposure to light ##STR1## wherein R.sub.1 is H, C.sub.1-12 alkyl or OH-substituted C.sub.2-12 alkyl; R.sub.2 is --(CH.sub.2).sub.m --O--.sub.n, wherein m is an integer of 2-6; n is 0 or 1;R.sub.3 is H, CH.sub.3, CH.sub.2 --CH.sub.2 --OH, CH.sub.2 --COOH or CH.sub.2 --CH.sub.2 --COOH;HX is an acid equivalent of an unsubstituted or substituted monobasic, dibasic or polybasic organic acid of not more than 20 carbon atoms, or of sulfuric or phosphoric acid; and0.ltoreq.p.ltoreq.2.

    摘要翻译: 具有式I的二酸式双酰胺及其盐是合成树脂的有效稳定剂,特别是用于赋予由于暴露于光下而导致的劣化的耐受性,其中R 1是H,C 1-12烷基或OH-取代的C 2-12烷基; R2是 - (CH2)m-O-n,其中m是2-6的整数; n为0或1; R3是H,CH3,CH2-CH2-OH,CH2-COOH或CH2-CH2-COOH; HX是不大于20个碳原子的未取代或取代的一元,二元或多元有机酸或硫酸或磷酸的酸当量; 和0

    Process for the preparation of pentachloro-3-butenoic acid esters
    5.
    发明授权
    Process for the preparation of pentachloro-3-butenoic acid esters 失效
    五氯-3-丁烯酸酯的制备方法

    公开(公告)号:US4297505A

    公开(公告)日:1981-10-27

    申请号:US161617

    申请日:1980-06-20

    IPC分类号: C07C67/08 C07C51/58 C07C69/65

    CPC分类号: C07C51/58

    摘要: A process for preparing a pentachloro-3-butenoic acid alkyl ester comprises reacting the corresponding 1-alkoxyheptachloro-3-butene with an aqueous solution of an alkali metal carbonate. In a preferred embodiment, the starting material 1-alkoxyheptachloro-3-butene is the solution obtained as the reaction product of the reaction of the corresponding 1-alkoxypentachloro-1,3-butadiene with chlorine.

    摘要翻译: 制备五氯-3-丁烯酸烷基酯的方法包括使相应的1-烷氧基三氯-3-丁烯与碱金属碳酸盐的水溶液反应。 在优选的实施方案中,原料1-烷氧基三氯-3-丁烯是作为相应的1-烷氧基亚氯-1,3-丁二烯与氯的反应的反应产物获得的溶液。

    Production of copper(II) hydroxide phosphate with a light natural color
and an average grain size less than 10 microns
    8.
    发明授权
    Production of copper(II) hydroxide phosphate with a light natural color and an average grain size less than 10 microns 失效
    生产具有光自然色和平均粒度小于10微米的氢氧化磷酸铜(II)

    公开(公告)号:US4567220A

    公开(公告)日:1986-01-28

    申请号:US664838

    申请日:1984-10-25

    CPC分类号: C01B25/37 C08K3/32

    摘要: A process for producing a copper(II) hydroxide phosphate having the Cu.sub.3 (PO.sub.4).sub.2.Cu(OH).sub.2 composition and having a light natural color and an average grain size less than 10 microns. Basic copper carbonate of a bulk density less than 800 grams per liter is treated in an aqueous dispersion with phosphoric acid at temperatures less than 70.degree. C. and the reaction mixture is then mechanically agitated further within the same temperature range.The copper phosphate so obtained is applicable as a smoke-reducing additive in polyvinyl or molding materials containing the same.

    摘要翻译: 一种生产具有Cu 3(PO 4)2 Cu(OH)2组成物并具有轻的自然色和平均粒度小于10微米的氢氧化铜(II)的方法。 体积密度小于800克/升的碱性碳酸铜在低于70℃的温度下用磷酸在水分散体中处理,然后将反应混合物在相同的温度范围内进一步机械搅拌。 所得到的磷酸铜可用作聚乙烯树脂中的减烟添加剂或含有它的成型材料。

    Preparation of copolymers of ethylene with at least one other
1-monoolefin and an optional unconjugated diene
    9.
    发明授权
    Preparation of copolymers of ethylene with at least one other 1-monoolefin and an optional unconjugated diene 失效
    制备乙烯与至少一种其它1-单烯烃和任选的非共轭二烯的共聚物

    公开(公告)号:US4361686A

    公开(公告)日:1982-11-30

    申请号:US180204

    申请日:1980-08-21

    CPC分类号: C08F210/16

    摘要: A process for preparing a copolymer by copolymerizing ethylene and at least one other 1-monoolefin and, optionally, and unconjugated diene in the presence of a mixed catalyst of (1) a compound of a metal of main Groups I-III of the periodic table having at least one hydrogen atom or an alkyl or aryl group bound to the metal atom, and (2) a compound of a metal of Subgroups IV-VI of the periodic table, comprises performing the copolymerization in the presence of an amount effective as an activator of a 2, 3,4,4-tetrachloro-2-butenoic acid ester of the fromulaHCCl.sub.2 --CCl=CCl--COORwherein R is an optionally halogenated alkyl, cycloalkyl, aryl, alkaryl or aralkyl group, and wherein the cycloalkyl, aryl, alkaryl or aralkyl groups are optionally substituted by one or more alkyl groups.

    摘要翻译: 一种制备共聚物的方法,该方法通过在(1)元素周期表中主要I-III族的金属化合物的混合催化剂存在下共聚合乙烯和至少一种其它1-单烯烃和任选和非共轭二烯 具有至少一个氢原子或与该金属原子结合的烷基或芳基,和(2)周期表第Ⅳ-Ⅵ族金属的化合物,包括在有效量的存在下进行共聚反应 其中R是任选卤代的烷基,环烷基,芳基,烷芳基或芳烷基,其中环烷基,环烷基,环烷基,环烷基,环烷基,环烷基, 芳基,烷芳基或芳烷基任选被一个或多个烷基取代。

    Vinyl chloride polymer flameproofed and smoke inhibited with a copper
phosphate
    10.
    发明授权
    Vinyl chloride polymer flameproofed and smoke inhibited with a copper phosphate 失效
    氯乙烯聚合物具有隔爆和烟雾的抑制与磷酸铜

    公开(公告)号:US4390654A

    公开(公告)日:1983-06-28

    申请号:US372762

    申请日:1982-04-28

    CPC分类号: C08K3/32

    摘要: A polyvinyl chloride blend contains, as a smoke-reducing additive, a copper (II) hydroxide phosphate of the composition Cu.sub.3 (PO.sub.4).sub.2.Cu(OH).sub.2 in amounts from about 0.1 to 20 parts by weight per 100 parts by weight of polyvinyl chloride. The thus-treated polyvinyl chloride is not discolored by the addition of this copper compound a significant advantage when compared to conventional copper compound additives.

    摘要翻译: 聚氯乙烯混合物含有作为减烟添加剂的组合物Cu 3(PO 4)2 Cu(OH)2的氢氧化铜铜(II),其量为每100重量份的约0.1至20重量份 聚氯乙烯 与常规的铜化合物添加剂相比,通过加入这种铜化合物,这样处理的聚氯乙烯不变色显着。