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    • 2. 发明授权
    • Mixtures of alkylated methylolated 4,5-dihydroxy-imidazolidin-2-ones
    • 烷基化羟甲基化的4,5-二羟基 - 咪唑烷-2-酮的混合物
    • US06265589B1
    • 2001-07-24
    • US09331583
    • 1999-06-30
    • Pia HoisFerdinand LippertJürgen Reichert
    • Pia HoisFerdinand LippertJürgen Reichert
    • C07D23340
    • D06M13/432C07D233/40D06M2101/06
    • Described is a process for preparing mixtures of mixed-alkylated methylolated 4,5-dihydroxyimidazolidin-2-ones by reaction of methylolated 4,5-dihydroxyimidazolidin-2-one (DMDHEU) with a monohydric C1-5 alcohol and a polyol selected from the group consisting of ethylene glycol, diethylene glycol, 1,2-propylene glycol, 1,3-propylene glycol, 1,2-butylene glycol, 1,3-butylene glycol, 1,4-butylene glycol, glycerol and polyethylene glycols of the formula HO(CH2CH2O)nH where 3≦n≦20, the monohydric C1-5 alcohol and the polyol each being used in an amount of from 0.1 to 2.0 mol equivalents, based on DMDHEU, and the reaction being carried out at temperatures from 20° C. to 70° C. and at a pH of from 1 to 2.5, and the pH being set to a value of from 4 to 8 after the reaction.
    • 描述了通过羟甲基化的4,5-二羟基咪唑烷-2-酮(DMDHEU)与一元C 1-5醇和选自以下的多元醇的反应制备混合烷基化的羟甲基化的4,5-二羟基咪唑烷-2-酮的混合物的方法: 由乙二醇,二甘醇,1,2-丙二醇,1,3-丙二醇,1,2-丁二醇,1,3-丁二醇,1,4-丁二醇,甘油和聚乙二醇组成的组 式中HO(CH 2 CH 2 O)nH其中3 <= n <= 20,一元C 1-5醇和多元醇的用量为0.1至2.0摩尔当量,基于DMDHEU,反应在温度 从20℃至70℃,pH为1〜2.5,反应后pH设定为4〜8。
    • 3. 发明授权
    • Polymers of olefinically unsaturated monomers
    • 烯属不饱和单体的聚合物
    • US06031057A
    • 2000-02-29
    • US952440
    • 1997-11-20
    • Ferdinand LippertArthur HohnEckard Schauss
    • Ferdinand LippertArthur HohnEckard Schauss
    • C08F4/80C08F10/00
    • C08F10/00
    • Polymers are obtained by polymerising olefinically unsaturated monomers in the presence of a metal complex having the general formula (I), in which the substituents and indexes have the following meanings: M is a metal of group VIIIB of the periodic table of elements; E.sup.1, E.sup.2 stand for an element of group VA of the periodic table of elements; Z is a bridging structural unit made of one, two or three substructural units of elements of groups IVA, VA, VIA of the periodic table of elements; R.sup.1 to R.sup.4 stand for substituents selected in the group that consists of C.sub.1 -C.sub.20 organic carbon residues and C.sub.3 -C.sub.30 organic silicium residues which may contain one or several elements of groups IVA, VA, VIA and VIIA of the periodic table of elements; L.sup.1, L.sup.2 stand for formally charged or neutral ligands; X stands for monovalent or polyvalent anions; p equals 0, 1 or 2; m, n equal 0, 1 or 2, whereas p=m.times.n. ##STR1##
    • PCT No.PCT / EP96 / 01964。 371日期:1997年11月20日 102(e)1997年11月20日日期PCT提交1996年5月9日PCT公布。 第WO96 / 37522号公报 日期:1996年11月28日共聚物通过在具有通式(I)的金属络合物的存在下聚合烯属不饱和单体得到,其中取代基和指数具有以下含义:M是周期表VIIIB族的金属 元素; E1,E2表示元素周期表第VA组的元素; Z是由元素周期表第IVA,VA,VIA族元素的一个,两个或三个亚单位构成的桥接结构单元; R1至R4代表由C1-C20有机碳残基和C3-C30有机硅残基组成的基团,其可以含有元素周期表的IVA,VA,VIA和VIIA族的一种或几种元素; L1,L2代表正电荷或中性配体; X代表单价或多价阴离子; p等于0,1或2; m,n等于0,1或2,而p = m×n。
    • 4. 发明授权
    • Olefin polymerization using a catalyst comprising a group VIIIB metal,
and acid, and a bidentate chelating compound
    • 使用包含第VIIIB族金属和酸的催化剂和二齿螯合化合物的烯烃聚合
    • US5986027A
    • 1999-11-16
    • US952210
    • 1997-11-06
    • Ferdinand LippertArthur HohnEckard Schauss
    • Ferdinand LippertArthur HohnEckard Schauss
    • C08F4/06C08F4/80C08F10/00
    • C08F10/00
    • Polymers are obtainable by polymerizing olefinically unsaturated monomers in the presence of a catalyst system which comprises as active constituentsa) a salt of a metal of group VIII B of the Periodic Table of the Elements,b) one or more compounds selected from the group consisting of protic acids and Lewis acids,c) a chelating compound of the formula (I)R.sup.1 R.sup.2 E.sup.1 --Z--E.sup.2 R.sup.3 R.sup.4 (I)where the substituents and indices have the following meanings:E.sup.1, E.sup.2 are each an element from group VA of the Periodic Table of the Elements,Z is a bridging structural unit comprising one, two or three substructural units of elements of groups IVA, VA and VIA of the Periodic Table of the Elements,R.sup.1 to R.sup.4 are substituents selected from the group consisting of C.sub.1 -C.sub.20 -organic and C.sub.3 -C.sub.30 -organosilicon radicals, where the radicals may contain one or more elements of groups IVA, VA, VIA and VIIA of the Periodic Table of the Elements.
    • PCT No.PCT / EP96 / 01973。 371日期:1997年11月6日 102(e)日期1997年11月6日PCT提交1996年5月9日PCT公布。 第WO96 / 37523号公报 日期:1996年11月28日共聚物可通过在催化剂体系存在下聚合烯属不饱和单体获得,所述催化剂体系包含作为活性组分的a)元素周期表第ⅧB族金属的盐,b)一种或多种化合物 选自由质子酸和路易斯酸组成的组,c)式(I)R1R2E1-Z-E2R3R4(I)的螯合化合物,其中取代基和指数具有以下含义:E1,E2各自为一个元素 Z是包含元素周期表的IVA,VA和VIA族元素的一个,两个或三个亚单位的桥连结构单元,R1至R4是选自以下的取代基: 的C 1 -C 20有机和C 3 -C 30有机硅基团,其中基团可以含有元素周期表的IVA,VA,VIA和VIIA族的一种或多种元素。
    • 5. 发明授权
    • Carbon monoxide/olefin-copolymers
    • 一氧化碳/烯烃共聚物
    • US5891989A
    • 1999-04-06
    • US952203
    • 1997-11-06
    • Ferdinand LippertArthur HohnPeter Hofmann
    • Ferdinand LippertArthur HohnPeter Hofmann
    • C08G67/02
    • C08G67/02
    • Copolymers of carbon monoxide and olefinically unsaturated compounds are obtainable by polymerization of the monomers in the presence of a metal complex of the formula (I) ##STR1## where the substituents and indices have the following meanings: M is a metal from group VIIIB of the Periodic Table of the Elements,E.sup.1, E.sup.2 are each an element from group VA of the Periodic Table of the Elements,Z is a structural unit having a bridging atom selected from among the elements of groups IVA, VA and VIA of the Periodic Table of the Elements,R.sup.1 to R.sup.4 are substituents selected from the group consisting of C.sub.1 -C.sub.20 -organic and C.sub.3 -C.sub.30 -organosilicon radicals, where at least one of the four radicals is a nonaromatic radical,L.sup.1, L.sup.2 are formally charged or uncharged ligandsX are formally monovalent or polyvalent anionsp is 0, 1 or 2m, n are 0, 1 or 2where p=m.times.n.
    • PCT No.PCT / EP96 / 01974 371日期:1997年11月6日 102(e)日期1997年11月6日PCT提交1996年5月9日PCT公布。 出版物WO96 / 37537 日期1996年11月28日一氧化碳和烯属不饱和化合物的共聚物可通过在式(I)金属络合物(I)的存在下聚合单体而获得,其中取代基和指数具有以下含义:M 是元素周期表第VIIIB族的金属,E1,E2各自是元素周期表第VA族的元素,Z是具有选自IVA族元素中的桥连原子的结构单元, VA和VIA,R 1至R 4为选自C 1 -C 20有机和C 3 -C 30 - 有机硅基团的取代基,其中四个基团中的至少一个为非芳族基团,L 1, L2是正电荷的或不带电的配体X是正式单价或多价阴离子p是0,1或2m,n是0,1或2,其中p = m×n。
    • 9. 发明授权
    • Preparation of formic acid by thermal cleavage of quaternary ammonium
formates
    • 通过季铵化合物的热裂解制备甲酸
    • US5294740A
    • 1994-03-15
    • US41048
    • 1993-03-31
    • Hans KieferLeopold HupferFerdinand Lippert
    • Hans KieferLeopold HupferFerdinand Lippert
    • C07C51/02C07C51/09C07C51/44
    • C07C51/02
    • A process for preparing formic acid by thermal cleavage of quaternary ammonium formates of the general formula I ##STR1## where R.sup.1, R.sup.2 and R.sup.3 are C.sub.1 - to C.sub.14 -alkyl, C.sub.3 - to C.sub.8 -cycloalkyl, aryl or C.sub.7 - to C.sub.16 -aralkyl, or together are 1,4- or 1,5-alkylene which is unsubstituted or substituted one to four times by C.sub.1 -to C.sub.4 -alkyl, with the proviso that the sum of the carbon atoms of R.sup.1, R.sup.2 and R.sup.3 in the quaternary ammonium formates I is 7 to 40,comprises carrying out the cleavage in the presence of secondary formamides of the general formula II ##STR2## where R.sup.4 and R.sup.5 are C.sub.2 - to C.sub.10 -alkyl, C.sub.3 - to C.sub.8 -cycloalkyl, aryl or C.sub.7 - to C.sub.16 -aralkyl, or together are 1,4- or 1,5-alkylene which is unsubstituted or substituted one to four times by C.sub.1 - to C.sub.4 -alkyl,which formamides boil 30.degree. to 150.degree. C. lower than the tertiary amine of the general formula III ##STR3## where R.sup.1, R.sup.2 and R.sup.3 have the abovementioned meanings, contained in the formate I.
    • 通式I(*化学结构*)(I)的季铵盐的热裂解制备甲酸的方法,其中R 1,R 2和R 3是C 1〜C 14烷基,C 3〜C 8环烷基,芳基或 C7-至C16-芳烷基,或一起为未取代或被C1至C4-烷基取代1-4次的1,4-或1,5-亚烷基,条件是R1, 季铵盐I中的R 2和R 3为7至40,包括在通式II(*化学结构*)(II)的二级甲酰胺存在下进行裂解,其中R 4和R 5为C 2至C 10 - 烷基 ,C 3 -C 8 - 环烷基,芳基或C 7 - 至C 16 - 芳烷基,或者一起是未被取代或被C 1〜C 4 - 烷基取代1〜4次的1,4-或1,5-亚烷基, 比通式III的叔胺(*化学结构*)(III)低30〜150℃,其中R1,R2和R3具有上述含义,含有i 在甲板上