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    • 2. 发明授权
    • Thermoplastic elastomers
    • 热塑弹性体
    • US5173543A
    • 1992-12-22
    • US655818
    • 1991-02-15
    • Kaspar BottWolfgang StraehleUlrich Abel
    • Kaspar BottWolfgang StraehleUlrich Abel
    • C08G18/32C08G18/42C08G18/44C08G18/48C08G18/66C08G63/66C08G64/00C08G64/02C08G69/40
    • C08G18/6637C08G18/3293C08G18/44
    • 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.
    • 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。
    • 4. 发明授权
    • Copolymerizable oxime ethers and copolymers containing them
    • 可共聚的肟醚和含有它们的共聚物
    • US5514762A
    • 1996-05-07
    • US325091
    • 1994-10-17
    • Kaspar BottGerhard BauerKarl Haeberle
    • Kaspar BottGerhard BauerKarl Haeberle
    • C07C271/18C07C271/64C08F20/60C08F226/02
    • C08F20/60C07C271/64
    • 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.
    • 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。
    • 7. 发明授权
    • Continuous preparation of furmamide
    • 连续制备呋喃胺
    • US4659866A
    • 1987-04-21
    • US347578
    • 1982-02-10
    • Kaspar BottGerd KaibelHerwig HoffmannRudolf IrnichOtto Kratzer
    • Kaspar BottGerd KaibelHerwig HoffmannRudolf IrnichOtto Kratzer
    • C07C231/02C07C20060101C07C67/00C07C231/00C07C233/03C07C102/06
    • C07C231/02
    • 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.
    • 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。
    • 10. 发明授权
    • Preparation of carbonyl halides
    • 制备羰基卤化物
    • US5175364A
    • 1992-12-29
    • US707840
    • 1991-05-30
    • Kaspar Bott
    • Kaspar Bott
    • C07C51/58
    • C07C51/58
    • Carbonyl halides I ##STR1## where R.sup.1 is H, alkyl, cycloalkyl, haloalkyl or halocycloalkyl, R.sup.2 and R.sup.3 are each alkyl, cycloalkyl, haloalkyl or halocycloalkyl and may furthermore be bonded to one another to form a 5-membered to 7-membered ring andX is halogen,are prepared by reacting an alkyl halide II ##STR2## with carbon monoxide under superatmospheric pressure in the presence of a catalytic amount ofa) aluminum bromide and in the presence or absence of a solvent orb) aluminum chloride or bromide and in the presence of a halohydrocarbon and a carbonyl halide of the formula IIIR.sup.4 --CH.sub.2 --CO--Hal III, where R.sup.4 is hydrogen or C.sub.1 -C.sub.4 -alkyl and Hal is halogen.
    • 羰基卤化物I,其中R 1是H,烷基,环烷基,卤代烷基或卤代环烷基,R 2和R 3各自是烷基,环烷基,卤代烷基或卤代环烷基,并且还可以彼此键合形成5元至7元 环和X是卤素,通过烷基卤化物II II与一氧化碳在超大气压下在催化量的溴化铝存在下和在存在或不存在溶剂的情况下反应制备,或b)氯化铝 或溴化物存在下,并且在式III R 4 -CH 2 -CO-Hal III的卤代烃和羰基卤存在下,其中R 4是氢或C 1 -C 4 - 烷基,而Hal是卤素。