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    • 1. 发明授权
    • Dried pulverulent products
    • 干粉产品
    • US4208184A
    • 1980-06-17
    • US974276
    • 1978-12-28
    • Rudolf NowakKurt DahmenEduard Barthell
    • Rudolf NowakKurt DahmenEduard Barthell
    • B01J2/00C08L91/00C10G73/40C14C9/02C14C9/00
    • B01J2/00C08L91/00C10G73/40C14C9/02
    • As a leather fatting agent a solution, emulsion or dispersion of a pulverulent, free-flowing form product derived from a substance having a liquid or pasty consistency, especially fatty, oil and waxy substances, especially those prepared by drying aqueous solutions or dispersions containing these substances together with carrier compositions having the dry weight analysis of from 0.1 to 35% inorganic or organic salts, 0.1 to 90% albumin or albumin derivatives and 0.1 to 70% of mono-, oligo- or poly-saccharides or derivatives thereof; a method of fatting a leather which comprises contacting said leather with a solution, dispersion or emulsion of a free-flowing pulverulent product derived from a substance having a liquid or pasty consistency, especially fatty, oily and waxy substances and especially those substances prepared by drying an aqueous solution or dispersion containing the same, together with a carrier composition having the dry weight analysis set forth above in respect of inorganic or organic salts, albumin or albumin derivatives and mono-, oligo- or poly-saccharides or derivatives thereof.
    • 作为皮革加脂剂,衍生自具有液体或糊状稠度的物质,特别是脂肪,油和蜡状物质的粉状,自由流动的形式产品的溶液,乳液或分散体,特别是通过干燥含有这些物质的水溶液或分散体制备的那些 物质与具有0.1至35%无机或有机盐,0.1至90%白蛋白或白蛋白衍生物和0.1至70%的单糖,寡糖或多糖或其衍生物的干重分析的载体组合物; 一种对皮革进行脂肪化的方法,其包括使所述皮革与衍生自具有液体或糊状稠度的物质的自由流动的粉状产品的溶液,分散体或乳液接触,特别是脂肪,油性和蜡状物质,特别是通过干燥制备的那些物质 含有该水溶液或分散体的水溶液或分散体以及与无机或有机盐,白蛋白或白蛋白衍生物以及单糖,寡糖或多糖或其衍生物有关的上述干重分析的载体组合物。
    • 2. 发明授权
    • Process for preparation of .alpha., .beta.-unsaturated
N-substituted-carboxylic acid amides
    • 制备α,β-不饱和N-取代羧酸酰胺的方法
    • US4408073A
    • 1983-10-04
    • US107245
    • 1979-12-26
    • Bernhard GoossensErich KusterKurt DahmenEduard Barthell
    • Bernhard GoossensErich KusterKurt DahmenEduard Barthell
    • C02F1/54C08F20/54C08F20/60C10M149/06D21H17/45C07C102/00
    • C02F1/54C08F20/54C08F20/60C10M149/06D21H17/455C10M2209/02C10M2217/02C10M2217/024C10M2217/028C10M2217/06
    • The invention relates to a process for the preparation of .alpha., .beta.-unsaturated N-substituted carboxylic acid amides, novel .alpha., .beta.-unsaturated N-substituted carboxylic acid amides, a process for the polymerization of these novel .alpha., .beta.-unsaturated N-substituted carboxylic acid amides, including the polymers, and the use of these polymers as sedimentation, flocculating, dewatering and retention aids, as additives for mineral oils, and as ion exchangers.The .alpha., .beta.-unsaturated N-substituted carboxylic acid amides are prepared by transamidation of .beta.-hydroxy or .beta.-alkoxy carboxylic acid amides with primary amines and heating of the N-substituted .beta.-hydroxy or .beta.-alkoxy carboxylic acid amides obtained as intermediate products in the vapor phase in the presence of catalysts. Primary amines are preferably used in the conversion which have no hydrogen beta to the amino group.These .alpha.,.beta.-unsaturated carboxylic acid amides may be neutralized and/or quaternized and polymerized by processes which as such are known alone or with other comonomers, and preferably acrylic or methacrylic acid derivatives such as acrylamide, to give cationic polymers. These polymers are suited for use as flocculating and sedimentation aids, as dewatering and retention aids in papermaking, as additives for mineral oils, and as ion exchangers.
    • 本发明涉及制备α,β-不饱和N-取代羧酸酰胺,新型α,β-不饱和N-取代羧酸酰胺的方法,这些新型α,β-不饱和N-取代羧酸酰胺的聚合方法, 取代的羧酸酰胺,包括聚合物,以及这些聚合物作为沉淀,絮凝,脱水和助留剂,作为矿物油的添加剂和作为离子交换剂的用途。 α,β-不饱和的N-取代羧酸酰胺通过β-羟基或β-烷氧基羧酸酰胺与伯胺的酰胺化反应制得,加热得到的N-取代的β-羟基或β-烷氧基羧酸酰胺作为中间体 在催化剂存在下气相中的产物。 伯胺优选用于与氨基不具有氢的转化。 这些α,β-不饱和羧酸酰胺可以被单独或与其它共聚单体,优选丙烯酸或甲基丙烯酸衍生物如丙烯酰胺一起已知的方法中和和/或季铵化和聚合,得到阳离子聚合物。 这些聚合物适合用作絮凝和沉淀助剂,如造纸中的脱水和助留剂,矿物油的添加剂和离子交换剂。
    • 4. 发明授权
    • Method for making N-substituted acrylamides
    • 制备N-取代丙烯酰胺的方法
    • US4312998A
    • 1982-01-26
    • US145660
    • 1980-05-02
    • Erich KusterBernhard GoossensKurt DahmenEduard Barthell
    • Erich KusterBernhard GoossensKurt DahmenEduard Barthell
    • C07B61/00B01J23/02B01J31/00B01J31/04C07C231/00C07C231/08C07C233/09C07C233/38C07C102/00
    • C07C231/14
    • The invention relates to a process for the preparation of N-substituted acrylamides of the general formula ##STR1## wherein Y denotes a bivalent straight - or branched chain radical with 2 to 30, preferably 2 to 18, and particularly 2 to 6 carbon atom-, preferably a group of the formula (Y.sub.1).sub.m -(Y.sub.2).sub.n -(Y.sub.3).sub.t, in whichY.sub.1, Y.sub.2 and Y.sub.3 each stands for an alkylene group or the radical of a cyclic organic ring system with 5 or 6 carbon atoms, and the sum of m, n, and t is 2 or 3, and R.sub.1 denotes hydrogen or the radical of an amine of the formula N(R.sub.2) (R.sub.3),whereinR.sub.2 and R.sub.3 stand for alkyl radicals with 1 to 4 carbon atoms, which method is characterized in that dihydracrylic acid amide of the general formula ##STR2## is transmitted with amines of the general formulaH.sub.2 N--(Y)--R.sub.1 (III) with elimination of ammonia and the resulting N-substituted .beta.-carboxylic acid amides are converted into the desired N-substituted acrylamides at elevated temperatures by splitting out of water. The conversion of the N-substituted acrylamides with splitting out of water is preferably effected in the presence of a catalyst. The splitting out of water is preferably carried out at a temperature of 100.degree. to 200.degree. C. The second stage (splitting out of water) follows batch-wise at 70.degree. to 200.degree. C. or continuously at 250.degree. to 450.degree. C.
    • 本发明涉及一种制备通式(I)的N-取代的丙烯酰胺的方法,其中Y表示2至30,优选2至18,特别是2至6的二价直链或支链基团 碳原子,优选式(Y1)m-(Y2)n-(Y3)t的基团,其中Y1,Y2和Y3各自代表亚烷基或具有5或 6个碳原子,m,n和t之和为2或3,R 1表示氢或式N(R 2)(R 3)的胺基,其中R 2和R 3表示具有1个 至4个碳原子,该方法的特征在于通式为(II)的二氢丙烯酰胺与通式为H2N-(Y)-R1(Ⅲ)的胺一起通过氨的排除,得到的N 取代的β-羧酸酰胺通过从水中分离而在升高的温度下转化成所需的N-取代的丙烯酰胺。 N-取代的丙烯酰胺与水分解的转化优选在催化剂存在下进行。 水的分离优选在100〜200℃的温度下进行。第二阶段(水分离)在70〜200℃下分批进行,或在250〜450℃下连续进行 。
    • 7. 发明授权
    • Polymers of .alpha.,.beta.-unsaturated N-substituted carboxylic acid
amides
    • α,β-不饱和N-取代羧酸酰胺的聚合物
    • US4528350A
    • 1985-07-09
    • US512496
    • 1983-07-11
    • Bernhard GoossensErich KusterKurt DahmenEduard Barthell
    • Bernhard GoossensErich KusterKurt DahmenEduard Barthell
    • C02F1/54C08F20/54C08F20/60C10M149/06D21H17/45
    • C02F1/54C08F20/54C08F20/60C10M149/06D21H17/455C10M2209/02C10M2217/02C10M2217/024C10M2217/028C10M2217/06
    • The invention relates to a process for the preparation of .alpha.,.beta.-unsaturated N-substituted carboxylic acid amides, novel .alpha.,.beta.-unsaturated N-substituted carboxylic acid amides, a process for the polymerization of these novel .alpha.,.beta.-unsaturated N-substituted carboxylic acid amides, including the polymers, and the use of these polymers as sedimentation, flocculating, dewatering and retention aids, as additives for mineral oils, and as ion exchangers.The .alpha.,.beta.-unsaturated N-substituted carboxylic acid amides are prepared by transamidation of .beta.-hydroxy or .beta.-alkoxy carboxylic acid amides with primary amines and heating of the N-substituted .beta.-hydroxy or .beta.-alkoxy carboxylic acid amides obtained as intermediate products in the vapor phase in the presence of catalysts. Primary amines are preferably used in the conversion which have no hydrogen beta to the amino group.These .alpha.,.beta.-unsaturated carboxylic acid amides may be neutralized and/or quaternized and polymerized by processes which as such are known alone or with other comonomers, and preferably acrylic or methacrylic acid derivatives such as acrylamide, to give cationic polymers. These polymers are suited for use as flocculating and sedimentation aids, as dewatering and retention aids in papermaking, as additives for mineral oils, and as ion exchangers.
    • 本发明涉及制备α,β-不饱和N-取代羧酸酰胺,新型α,β-不饱和N-取代羧酸酰胺的方法,这些新型α,β-不饱和N-取代羧酸酰胺的聚合方法, 取代的羧酸酰胺,包括聚合物,以及这些聚合物作为沉淀,絮凝,脱水和助留剂,作为矿物油的添加剂和作为离子交换剂的用途。 α,β-不饱和的N-取代羧酸酰胺通过β-羟基或β-烷氧基羧酸酰胺与伯胺的酰胺化反应制得,加热得到的N-取代的β-羟基或β-烷氧基羧酸酰胺作为中间体 在催化剂存在下气相中的产物。 伯胺优选用于与氨基不具有氢的转化。 这些α,β-不饱和羧酸酰胺可以被单独或与其它共聚单体,优选丙烯酸或甲基丙烯酸衍生物如丙烯酰胺一起已知的方法中和和/或季铵化和聚合,得到阳离子聚合物。 这些聚合物适合用作絮凝和沉淀助剂,如造纸中的脱水和助留剂,矿物油的添加剂和离子交换剂。
    • 9. 发明授权
    • Process for the manufacture of .alpha.,.beta.-unsaturated N-substituted
carboxylic acid amides
    • 制备α,β-不饱和N-取代羧酸酰胺的方法
    • US4237067A
    • 1980-12-02
    • US35756
    • 1979-05-03
    • Erich KusterBernhard GoossensEduard BarthellKurt Dahmen
    • Erich KusterBernhard GoossensEduard BarthellKurt Dahmen
    • C07C231/00B01J23/00B01J27/00C07C67/00C07C231/08C07C231/12C07C233/01C07C233/09C07C233/38C07C102/00
    • C07C233/01
    • Process for the manufacture of .alpha.,.beta.-unsaturated N-substituted carboxylic acid amides of the general formula ##STR1## in which R.sup.1 represents H or CH.sub.3R.sup.2 represents H or CH.sub.3, andY represents a divalent straight-chain or branched organic radical having 2-30 carbon atoms, andR.sup.3 represents H or the radical of an amine of the formula --N(R.sup.4)(R.sup.5), in which R.sup.4 and R.sup.5 represent alkyl radicals having 1 to 4 carbon atoms,by reacting .beta.-substituted carboxylic acid amides of the formula ##STR2## in which Z represents OH or the radical R.sup.6 O--, in which R.sup.6 is an alkyl radical having 1 to 4 carbon atoms,with amines of the general formulaH.sub.2 N--(Y)--R.sub.3 IIIat temperatures in the range of 100.degree. to 200.degree. C., preferably 120.degree. to 175.degree. C., with the elimination of ammonia, and heating the resulting N-substituted .beta.-hydroxycarboxylic or .beta.-alkoxycarboxylic acid amides in the presence of catalysts, water or alcohol, respectively, being split off. The water is split off at temperatures of 100.degree.-250.degree. C. with acidic catalysts such as phosphoric acid, or basic catalysts such as sodium hydroxide, and alcohol is split off at 70.degree.-150.degree. C. with basic catalysts such as sodium or potassium hydroxide. The reaction product is separated by distillation, optionally in vacuo.
    • 用于制备通式为其中R 1表示H或CH 3 R 2的H,CH 3的通式为其中R 1代表H或CH 3的α,β-不饱和N-取代羧酸酰胺的方法,Y表示二价直链或支链有机 具有2-30个碳原子的基团,R 3表示H或式-N(R 4)(R 5)的胺基,其中R 4和R 5表示具有1至4个碳原子的烷基,通过使β-取代的 式(II)的羧酸酰胺,其中Z表示OH或其中R6是具有1至4个碳原子的烷基的基团R6O-与通式为H2N-(Y)-R3的胺 III在100℃至200℃的温度范围内,优选120℃至175℃,同时除去氨,并加热得到的N-取代的β-羟基羧酸或β-烷氧基羧酸酰胺,在 催化剂,水或乙醇分别被分解。 用酸性催化剂如磷酸或碱性催化剂如氢氧化钠将水分解在100-250℃的温度下,并在70-150℃下用碱催化剂如钠 或氢氧化钾。 通过蒸馏分离反应产物,任选地在真空中。
    • 10. 发明授权
    • Flocculating agent comprising water-in-oil emulsion of stabilizer plus
NH-active polymer carrying formaldehyde and amine radicals
    • 絮凝剂包括稳定剂油包水乳液和携带甲醛和胺自由基的NH-活性聚合物
    • US4113685A
    • 1978-09-12
    • US682543
    • 1976-05-03
    • Wolfgang HubnerEduard BarthellKurt Dahmen
    • Wolfgang HubnerEduard BarthellKurt Dahmen
    • B01D21/01C02F1/54C08G12/46C08K5/17C22B3/22C22B34/12D21H17/45C08L61/20
    • D21H17/455B01D21/01C02F1/54C08G12/46C08K5/17C22B3/22C22B34/1259Y02P10/234Y10S524/922
    • A flocculation, sedimentation, dehydration or retention composition comprising a stable dispersion of about 10 to 50% concentration by weight of a polymeric Mannich base in a mixture of water, a water-insoluble liquid and an emulsifier all present as a water-in-oil emulsion, the Mannich base comprising an NH-active polymer carrying carbonamide groups at least about 10% of which carry radicals of a reaction therewith of formaldehyde and a primary or secondary alkyl- or hydroxyalkyl-amine wherein the alkyl groups have up to about 18 carbon atoms, and a stabilizing amount of a water-soluble salt of a mono- or multivalent amine, alone or in admixture with a mono- or multivalent amine or ammonia, or of an ammonium salt of a mineral acid and ammonia, or of a carboxylic acid amide. The amine of the Mannich base is preferably dimethylamine or diethylamine and is used in approximately the same molar amount as the formaldehyde. The polymer preferably comprises acrylamide units and the polymerization may be effected either before or after reaction with the formaldehyde and amine.
    • 一种絮凝,沉淀,脱水或保留组合物,其包含在水,水不溶性液体和乳化剂的混合物中的约10至50重量%的聚合曼尼希碱浓度的稳定分散体,其以油包水 乳液,所述曼尼希碱包含携带具有至少约10%的碳酰胺基团的NH-活性聚合物,其中甲醛与伯或仲烷基或羟烷基 - 胺反应的基团与烷基或羟烷基 - 胺反应,其中所述烷基具有至多约18个碳 原子和稳定量的单 - 或多价胺的水溶性盐,单独或与单价或多价胺或氨或无机酸和氨的铵盐或羧酸的铵盐混合 酸酰胺。 曼尼希碱的胺优选为二甲胺或二乙胺,并且以与甲醛大致相同的摩尔量使用。 聚合物优选包含丙烯酰胺单元,聚合可以在与甲醛和胺反应之前或之后进行。