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    • 6. 发明授权
    • Method for making isobutyric acid or esters thereof
    • 制备异丁酸或其酯的方法
    • US4504675A
    • 1985-03-12
    • US436467
    • 1982-10-25
    • Siegmund BeseckeHermann-Josef SiegertGunter Schroder
    • Siegmund BeseckeHermann-Josef SiegertGunter Schroder
    • C07C67/38C07C51/00C07C51/14C07C53/124C07C67/00C07C69/22
    • C07C51/14C07C67/38
    • What is disclosed is a process for the continuous production of isobutyric acid or an alkyl ester thereof by the Koch synthesis, which process comprises reacting propylene, carbon monoxide, and water or an alkanol in the presence of hydrogen fluoride in at least one reaction space containing a liquid phase and a gas phase under high pressure, releasing said pressure at least partially, whereby a gas containing organic compounds from said synthesis evolves from said liquid phase, adding oxygen to said evolved gas and at least partially combusting the organic compounds contained therein, then contacting the evolved gas containing the at least partially combusted organic compounds with at least a portion of the water or alkanol to be reacted with said propylene and carbon monoxide, whereby at least a portion of said combusted organic compounds are absorbed by said water or alkanol, returning said water or alkanol containing the absorbed combusted organic compounds to said reaction space, and discharging any unabsorbed gas from the reaction system.
    • 所公开的是通过Koch合成连续生产异丁酸或其烷基酯的方法,该方法包括使丙烯,一氧化碳和水或链烷醇在氟化氢存在下在至少一个含有 在高压下的液相和气相,至少部分地释放所述压力,由此来自所述合成的含有有机化合物的气体从所述液相中放出,向所述放出的气体中加入氧气并且至少部分地燃烧其中所含的有机化合物, 然后将含有至少部分燃烧的有机化合物的进化气体与要与所述丙烯和一氧化碳反应的水或链烷醇的至少一部分接触,由此所述燃烧的有机化合物的至少一部分被所述水或链烷醇吸收 将含有所吸收的燃烧的有机化合物的所述水或链烷醇返回到所述反应空间, 并从反应系统排出任何未吸收的气体。
    • 9. 发明授权
    • Polymethacrylimides having a high heat resistance
    • 具有高耐热性的聚甲基丙烯酰亚胺
    • US5354814A
    • 1994-10-11
    • US82580
    • 1993-06-28
    • Siegmund BeseckeAndreas DeckersHarald Lauke
    • Siegmund BeseckeAndreas DeckersHarald Lauke
    • C08F8/32C08F222/10C08F222/04
    • C08F8/32C08F2800/20
    • Copolymers obtainable by(I) copolymerizing a monomer mixture comprising(A) 1 to 98% by weight of a monomer of the formula I ##STR1## where: R.sup.1 to R.sup.6 are hydrogen, C.sub.1 -C.sub.10 -alkyl, C.sub.1 -C.sub.10 -alkoxy, it being possible in the alkyl or alkoxy radicals having more than one carbon atom for an oxygen atom to be inserted in each case between two carbon atoms, C.sub.5 -C.sub.8 -cycloalkyl, unsubstituted or substituted C.sub.6 -C.sub.10 -aryl, C.sub.6-C.sub.10 -aryl-C.sub.1 -C.sub.10 -alkyl, C.sub.6 -C.sub.10 -aryloxy, cyano, halogen, --CO--O--R.sup.7, --O--CO--R.sup.7 or --CO--NR.sup.7 R.sup.8, whereR.sup.7 and R.sup.8 are hydrogen, C.sub.1 -C.sub.10 -alkyl, C.sub.5 -C.sub.8 -cycloalkyl, unsubstituted or substituted C.sub.6 -C.sub.10 -aryl or C.sub.6 -C.sub.10 -aryl-C.sub.1 -C.sub.10 -alkyl;p is 0, 1 or 2;Z is --CH.sub.2 --, oxygen or sulfur;Y is oxygen or --N--R.sup.9, whereR.sup.9 is hydrogen, C.sub.1 -C.sub.22 -alkyl, C.sub.5 -C.sub.12 -cycloalkyl, unsubstituted or substituted C.sub.6 -C.sub.10 -aryl or C.sub.6 -C.sub.10 -aryl-C.sub.1 -C.sub.10 -alkyl;(B) 1 to 98% by weight of a compound selected from the group comprising acrylic and methacrylic acid and esters thereof,(C) 0 to 98% by weight of a further monomer, and(II) reacting the thus obtained copolymers with a primary amineand also a process for preparing these copolymers, the use thereof for producing molded articles, and also molded articles produced from these polymers, and homopolymers and copolymers as intermediates.
    • 通过(I)共聚单体混合物可以得到的共聚物,其包含(A)1至98重量%的式I的单体其中:R 1至R 6为氢,C 1 -C 10 - 烷基,C 1 -C 10 - 烷氧基 在具有多个碳原子的烷基或烷氧基中,可以在两个碳原子之间插入氧原子,C5-C8-环烷基,未取代或取代的C6-C10-芳基,C6-C10-芳基, 芳基-C 1 -C 10 - 烷基,C 6 -C 10 - 芳氧基,氰基,卤素,-CO-O-R 7,-O-CO-R 7或-CO-NR 7 R 8,其中R 7和R 8是氢,C 1 -C 10 - 烷基, C 5 -C 8 - 环烷基,未取代或取代的C 6 -C 10 - 芳基或C 6 -C 10 - 芳基-C 1 -C 10烷基; p为0,1或2; Z是-CH 2 - ,氧或硫; Y是氧或-N-R9,其中R9是氢,C1-C22-烷基,C5-C12-环烷基,未取代或取代的C6-C10-芳基或C6-C10-芳基-C1-C10-烷基; (B)1至98重量%的选自丙烯酸和甲基丙烯酸及其酯的化合物,(C)0至98重量%的另外的单体,和(II)使由此获得的共聚物与 伯胺,以及这些共聚物的制备方法,其用于制备模塑制品的用途,以及由这些聚合物制备的模塑制品以及均聚物和共聚物作为中间体。
    • 10. 发明授权
    • Soluble polymers
    • 可溶性聚合物
    • US5247035A
    • 1993-09-21
    • US5781
    • 1993-01-19
    • Siegmund BeseckeAndreas DeckersHarald Lauke
    • Siegmund BeseckeAndreas DeckersHarald Lauke
    • C08F2/38C08F216/12
    • C08F216/12
    • At least 95% tetrahydrofuran soluble polymers are obtainable by copolymerization of a monomer mixture ofA) from 1 to 99% by weight of at least one at least 98% pure monomer of the general formula ICH.sub.2 .dbd.C(E)CH.sub.2 --O--CH.sub.2 C(E').dbd.CH.sub.2 I where E and E' have been selected from the group consisting of --COOR.sup.1, --COR.sup.1, --CONR.sup.2 R.sup.3 and --CN and R.sup.1, R.sup.2 and R.sup.3 are each defined as follows:R.sup.1 =H, alkyl, cycloalkyl, cycloalkylalkyl, wherein the cycloalkyl rings may be alkyl- or alkoxy-monosubstituted, -disubstituted or -trisubstituted, hydroxyalkyl, aminoalkyl, alkylaminoalkyl, dialkylaminoalkyl, aryl, arylalkyl, wherein the aryl groups may carry up to three of the following groups: halogen, alkyl, alkoxy, carboxyl, alkoxycarbonyl, aminocarbonyl, alkylaminocarbonyl, dialkylaminocarbonyl, nitrilo, nitro, amino, alkylamino, dialkylamino;R.sup.2, R.sup.3 =H, alkyl, cycloalkyl, cycloalkylalkyl, wherein the cycloalkyl rings may be alkyl- or alkoxy-monosubstituted, -disubstituted or -tri-substituted, aryl, arylalkyl, wherein the aryl groups may carry up to three of the following groups: halogen, alkyl, alkoxy, carboxyl, alkoxycarbonyl, aminocarbonyl, alkylaminocarbonyl, dialkylaminocarbonyl, nitrilo, nitro, amino, alkylamino, dialkylamino; andB) from 99 to 1% by weight of at least one further radical polymerizable monomer.
    • 至少95%的四氢呋喃可溶性聚合物可通过将A)单体混合物与1-99重量%的至少一种至少98%的通式I CH 2 = C(E)CH 2 -O- CH2C(E')= CH2I其中E和E'选自-COOR1,-COR1,-CONR2R3和-CN,R1,R2和R3的定义如下:R1 = H,烷基, 环烷基,环烷基烷基,其中环烷基环可以是烷基 - 或烷氧基 - 单取代的 - 取代或 - 取代的,羟基烷基,氨基烷基,烷基氨基烷基,二烷基氨基烷基,芳基,芳烷基,其中芳基可以带有三个以下基团:卤素 烷基,烷氧基,羧基,烷氧基羰基,氨基羰基,烷基氨基羰基,二烷基氨基羰基,次氮基,硝基,氨基,烷基氨基,二烷基氨基; R2,R3 = H,烷基,环烷基,环烷基烷基,其中环烷基环可以是烷基 - 或烷氧基 - 单取代的, - 取代的或 - 取代的,芳基,芳基烷基,其中芳基可以带有三个以下基团 卤素,烷基,烷氧基,羧基,烷氧基羰基,氨基羰基,烷基氨基羰基,二烷基氨基羰基,次氮基,硝基,氨基,烷基氨基,二烷基氨基; 和B)99至1重量%的至少一种其它可自由基聚合的单体。