2-((meth)acrylamidomethyl)-1,3-diketones
    2.
    发明授权
    2-((meth)acrylamidomethyl)-1,3-diketones 失效
    2 - ((甲基)丙烯酰胺基甲基)-1,3-二酮

    公开(公告)号:US5011991A

    公开(公告)日:1991-04-30

    申请号:US360989

    申请日:1989-06-02

    摘要: Novel 2-[(meth)acrylamidomethyl]-1,3-diketones have the general formula (I) ##STR1## where R is hydrogen or methyl,R.sup.1 is hydrogen, methyl or ethyl,R.sup.2 and R.sup.3 are each alkyl of from 1 to 6 carbon atoms or unsubstituted or substituted aryl of from 6 to 20 carbon atoms, R.sup.2 and R.sup.3 being identical to or different from each other.

    摘要翻译: 新的2 - [(甲基)丙烯酰胺基甲基] -1,3-二酮具有通式(I)其中R是氢或甲基,R 1是氢,甲基或乙基,R 2和R 3各自是 1至6个碳原子或6至20个碳原子的未取代或取代的芳基,R 2和R 3彼此相同或不同。

    4-(meth)acrylamidomethyl)-pyrazoles and -isoxazoles, their preparation
and their use
    4.
    发明授权
    4-(meth)acrylamidomethyl)-pyrazoles and -isoxazoles, their preparation and their use 失效
    4-(甲基)丙烯酰胺基甲基) - 吡唑和 - 异恶唑,其制备及其应用

    公开(公告)号:US4939268A

    公开(公告)日:1990-07-03

    申请号:US360987

    申请日:1989-06-02

    摘要: Novel 4-[(meth)acrylamidomethyl]-pyrazoles and -isoxazoles of the general formula ##STR1## where R is hydrogen or methyl, R.sup.1 is hydrogen, methyl or ethyl, R.sup.2 and R.sup.3 may be identical or different and are each alkyl of 1 to 6 carbon atoms or unsubstituted or substituted aryl of 6 to 20 carbon atoms, and X is oxygen or an NR.sup.4 group where R.sup.4 is hydrogen or a radical having the meanings of R.sup.2 or R.sup.3, a process for their preparation, and the use of these compounds in particular for polymerization and the preparation of homopolymers and copolymers, are described.

    摘要翻译: 新颖的4-(甲基)丙烯酰胺基甲基]吡唑和通式为(Ⅰ)的异恶唑,其中R是氢或甲基,R 1是氢,甲基或乙基,R 2和R 3可以相同或不同, 1至6个碳原子的烷基或6至20个碳原子的未取代或取代的芳基,X是氧或NR4基团,其中R4是氢或具有R2或R3含义的基团,其制备方法,以及 描述了这些化合物特别用于聚合和均聚物和共聚物的制备的用途。

    Copolymerizable oxime ethers and copolymers containing them
    5.
    发明授权
    Copolymerizable oxime ethers and copolymers containing them 失效
    可共聚的肟醚和含有它们的共聚物

    公开(公告)号:US5514762A

    公开(公告)日:1996-05-07

    申请号:US325091

    申请日:1994-10-17

    CPC分类号: C08F20/60 C07C271/64

    摘要: Copolymerizable oxime ethers of the general formula ##STR1## where A is a divalent linking member, R.sup.1 and R.sup.2 independently of one another are each C.sub.1 -C.sub.10 -alkyl, C.sub.1 -C.sub.10 -alkoxy, C.sub.5 -C.sub.10 -cycloalkyl or C.sub.5 -C.sub.10 -aryl, each of which may furthermore contain 1-3 nonadjacent nitrogen, oxygen or sulfur atoms as heteroatoms in the carbon chain or in the carbon ring and may be substituted by from one to three C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy groups, R.sup.1 or R.sup.2 may be hydrogen or R.sup.1 and R.sup.2 together form a bridge of 3 to 14 carbon atoms, where some of the carbon atoms may furthermore be part of an aromatic ring, Z is an n-valent organic radical which contains a copolymerizable ethylenically unsaturated group and n is an integer of from 1 to 3.

    摘要翻译: 其中A是二价连接构件的可共聚的肟醚,其中R 1和R 2彼此独立地是C 1 -C 10 - 烷基,C 1 -C 10 - 烷氧基,C 5 -C 10 - 环烷基或C 5 -C 10 - 芳基 ,其中每一个还可以含有1-3个不相邻的氮,氧或硫原子作为碳链或碳环中的杂原子,并且可以被一至三个C 1 -C 4 - 烷基或C 1 -C 4 - 烷氧基取代, R 1或R 2可以是氢或R 1和R 2一起形成3至14个碳原子的桥,其中一些碳原子还可以是芳环的一部分,Z是含有可共聚烯属不饱和基团的n价有机基团 基团,n为1〜3的整数。

    Copolymerizable oxime ethers and copolymers containing them
    6.
    发明授权
    Copolymerizable oxime ethers and copolymers containing them 失效
    可共聚的肟醚和含有它们的共聚物

    公开(公告)号:US5459216A

    公开(公告)日:1995-10-17

    申请号:US338544

    申请日:1994-12-09

    摘要: Copolymerizable oxime ethers of the general formula ##STR1## where A is a divalent link, R.sup.1 may be hydrogen or C.sub.1 -C.sub.4 -alkyl and R.sup.2 and R.sup.3 independently of one another are each hydrogen or C.sub.1 -C.sub.10 -alkyl, C.sub.1 -C.sub.10 -alkoxy, C.sub.5 -C.sub.10 -cycloalkyl or C.sub.5 -C.sub.10 -aryl, each of which may furthermore contain 1-3 nonadjacent nitrogen, oxygen or sulfur atoms as hetero atoms in the carbon chain or in the carbon ring and may be substituted by C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy groups, R.sup.2 or R.sup.3 may each be hydrogen or R.sup.2 and R.sup.3 together form a bridge of 3 to 14 carbon atoms, where some of the carbon atoms may also be part of an aromatic ring.

    摘要翻译: PCT No.PCT / EP93 / 01396 Sec。 371日期1994年12月9日第 102(e)日期1994年12月9日PCT提交1993年6月3日PCT公布。 第WO93 / 25519号公报 日期:1993年12月23日可通过通式(Ⅰ)所示的可聚合的肟醚,其中A是二价键,R 1可以是氢或C 1 -C 4 - 烷基,R 2和R 3彼此独立地是氢或C 1 -C 10 - 烷基,C 1 -C 10 - 烷氧基,C 5 -C 10 - 环烷基或C 5 -C 10 - 芳基,其中每一个还可以含有1-3个不相邻的氮,氧或硫原子作为碳链或碳环中的杂原子,以及 可以被C 1 -C 4 - 烷基或C 1 -C 4烷氧基取代,R 2或R 3可各自为氢或R 2和R 3一起形成3至14个碳原子的桥,其中一些碳原子也可以是 一个芳香环。

    Thermoplastic elastomers
    7.
    发明授权
    Thermoplastic elastomers 失效
    热塑弹性体

    公开(公告)号:US5173543A

    公开(公告)日:1992-12-22

    申请号:US655818

    申请日:1991-02-15

    摘要: In thermoplastic elastomers selected from the group consisting of the thermoplastic polyurethanes, of the polyetheresters and of the polyetheramides which are derived from polyetherpolycarbonatediols as diol components, the polyetherpolycarbonatediols used are reaction products of phosgene, dialkyl carbonates having C.sub.1 -C.sub.4 -alkyl groups or cyclic carbonates having C.sub.2 -C.sub.4 -alkylene bridges or mixtures thereof with mixtures ofa.sub.1) from 10 to 100 mol % of polyoxytetramethylenediol having a number average molecular weight M.sub.n of from 150 to 500 anda.sub.2) from 0 to 90 mol % of polyoxyalkylenediols which differ from a.sub.1) and have C.sub.2 -C.sub.8 -alkylene groups, aliphatic alkanediols of 2 to 14 carbon atoms, alicyclic alkanediols of 3 to 14 carbon atoms or alkylene oxides of 2 or 3 carbon atoms, or mixtures thereof.

    摘要翻译: 在选自热塑性聚氨酯,聚醚酯和作为二醇组分的聚醚聚碳酸酯的聚醚酰胺的热塑性弹性体中,使用的聚醚聚碳酸酯是碳酰氯,具有C 1 -C 4 - 烷基的碳酸二烷基酯或环状碳酸酯的反应产物 具有C 1 -C 4 - 亚烷基桥或其混合物与a1至10摩尔%摩尔数的数均分子量&升数和Mn为150至500的聚氧四亚甲基二醇的混合物,和a2)0至90摩尔%的聚氧亚烷基二醇 a1)并且具有2至14个碳原子的C 2 -C 8亚烷基,脂族烷二醇,3至14个碳原子的脂环烷二醇或2或3个碳原子的烯化氧或其混合物。

    Preparation of acyl halides
    8.
    发明授权
    Preparation of acyl halides 失效
    酰卤的制备

    公开(公告)号:US4863641A

    公开(公告)日:1989-09-05

    申请号:US226834

    申请日:1988-08-01

    CPC分类号: C07C51/58

    摘要: Preparation of acyl halides (I) by the reaction of halides of secondary or tertiary radicals derived from non-aromatic hydrocarbons (II) with carbon monoxide under elevated pressure in the presence of catalytic amounts of a Lewis acid, the catalyst consisting of a mixture of alkylaluminum halides corresponding to the general formula (III),R.sub.n --Al--X.sub.3-n (III)where R is an alkyl radical of from 1 to 8 carbon atoms, X is halogen, and n is an average whose valve is from 0.5 to 2.5.

    摘要翻译: 在催化量的路易斯酸存在下,通过在高压下将来自非芳族烃(II)的二级或叔级基团的卤化物与一氧化碳反应制备酰基卤(I),该催化剂由 对应于通式(III)的烷基卤化铝,Rn-Al-X3-n(III)其中R是1至8个碳原子的烷基,X是卤素,n是其阀的平均值为0.5至 2.5。

    Continuous preparation of furmamide
    9.
    发明授权
    Continuous preparation of furmamide 失效
    连续制备呋喃胺

    公开(公告)号:US4659866A

    公开(公告)日:1987-04-21

    申请号:US347578

    申请日:1982-02-10

    CPC分类号: C07C231/02

    摘要: Formamide is prepared continuously from methyl formate and ammonia, pure methanol being recovered, by a process wherein(a) the reaction of methyl formate and ammonia is carried out predominantly in the liquid phase in the upper region of a reaction column R having a total of from 15 to 30 theoretical plates,(b) the methanol formed in this reaction is removed, together with small amounts of formamide, from the column or the evaporator in vaporus form at the level of plates 1-5 (counted from the bottom),(c) the formamide is removed from this methanol/formamide mixture, together with small amounts of methanol, in a distillation column D1 and recycled to R, and(d) the small amounts of methanol contained in the bottom product from R, which substantially consists of formamide and in this column should be at from 110.degree. to 130.degree. C., are separated off in a distillation column D2.

    摘要翻译: 甲酸甲酯由甲酸甲酯和氨,回收的纯甲醇连续制备,其中(a)甲酸甲酯和氨的反应主要在反应塔R的上部区域的液相中进行,其总共具有 从15到30个理论塔板,(b)将该反应中形成的甲醇与少量甲酰胺一起从塔或蒸发器以蒸汽形式在板1-5的水平(从底部计数)中除去, (c)将甲酰胺与蒸馏塔D1中的少量甲醇一起从该甲醇/甲酰胺混合物中除去并再循环至R,和(d)从R中的底部产物中含有的少量甲醇,其基本上 由甲酰胺组成,该柱应在110℃至130℃,在蒸馏塔D2中分离。