RU2002128683A - METHOD FOR PRODUCING ETHYLENEDIAMINE AND POLYETHYLENE POLYAMINES - Google Patents

METHOD FOR PRODUCING ETHYLENEDIAMINE AND POLYETHYLENE POLYAMINES

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Publication number
RU2002128683A
RU2002128683A RU2002128683/04A RU2002128683A RU2002128683A RU 2002128683 A RU2002128683 A RU 2002128683A RU 2002128683/04 A RU2002128683/04 A RU 2002128683/04A RU 2002128683 A RU2002128683 A RU 2002128683A RU 2002128683 A RU2002128683 A RU 2002128683A
Authority
RU
Russia
Prior art keywords
dichloroethane
ammonia
polyethylene polyamines
piperazine
aqueous solution
Prior art date
Application number
RU2002128683/04A
Other languages
Russian (ru)
Other versions
RU2226189C1 (en
Inventor
Раис Нуриевич Загидуллин
Original Assignee
Закрытое акционерное общество "Каустик"
Filing date
Publication date
Application filed by Закрытое акционерное общество "Каустик" filed Critical Закрытое акционерное общество "Каустик"
Priority to RU2002128683/04A priority Critical patent/RU2226189C1/en
Priority claimed from RU2002128683/04A external-priority patent/RU2226189C1/en
Application granted granted Critical
Publication of RU2226189C1 publication Critical patent/RU2226189C1/en
Publication of RU2002128683A publication Critical patent/RU2002128683A/en

Links

Claims (2)

1. Способ получения ди- и полиэтленполиаминов на основе дихлорэтана и аммиака при повышенной температуре и давлении, отличающийся тем, что процесс взаимодействия дихлорэтана с 20-70%-ным водным раствором аммиака при мольном соотношении дихлорэтана и аммиака равном 1,0:2,0-6,4 осуществляют при температуре 130-180°С, давлении 0,8-7,0 МПа, при интенсивном перемешивании, с частотой вращения перемешивающего устройства 60-3000 об/мин.1. The method of producing di- and polyethylenepolyamines based on dichloroethane and ammonia at elevated temperature and pressure, characterized in that the process of interaction of dichloroethane with a 20-70% aqueous solution of ammonia at a molar ratio of dichloroethane and ammonia is 1.0: 2.0 -6.4 is carried out at a temperature of 130-180 ° C, a pressure of 0.8-7.0 MPa, with vigorous stirring, with a stirring device rotational speed of 60-3000 rpm. 2. Способ по п.1, отличающийся тем, что процесс осуществляют при дополнительном введении в реакционную массу легкой фракции в количестве 5-40% от веса дихлорэтана, взятого в реакцию, полученной при перегонке или ректификации ди- и полиэтиленполиаминов и представляющей собой 20-60%-ный водный раствор следующего состава, мас.%: этилендиамин 60-76, пиперазина 0,15-0,3, диэтилентриамина 20-35, N-(β-аминоэтил) пиперазина 0,3-0,4.2. The method according to claim 1, characterized in that the process is carried out by additionally introducing into the reaction mass a light fraction in an amount of 5-40% by weight of dichloroethane taken into the reaction obtained by distillation or rectification of di- and polyethylene polyamines and representing 20- 60% aqueous solution of the following composition, wt.%: Ethylene diamine 60-76, piperazine 0.15-0.3, diethylenetriamine 20-35, N- (β-aminoethyl) piperazine 0.3-0.4.
RU2002128683/04A 2002-10-25 2002-10-25 Method for production of ethylenediamine and polyethylenepolyamines RU2226189C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2002128683/04A RU2226189C1 (en) 2002-10-25 2002-10-25 Method for production of ethylenediamine and polyethylenepolyamines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2002128683/04A RU2226189C1 (en) 2002-10-25 2002-10-25 Method for production of ethylenediamine and polyethylenepolyamines

Publications (2)

Publication Number Publication Date
RU2226189C1 RU2226189C1 (en) 2004-03-27
RU2002128683A true RU2002128683A (en) 2004-04-27

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2002128683/04A RU2226189C1 (en) 2002-10-25 2002-10-25 Method for production of ethylenediamine and polyethylenepolyamines

Country Status (1)

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RU (1) RU2226189C1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2487151B1 (en) 2008-10-06 2015-09-02 Dow Global Technologies LLC Process for separating alkylethyleneamine(s) from ethyleneamine(s) compositions
US8188318B2 (en) 2008-10-06 2012-05-29 Union Carbide Chemicals & Plastics Technology Llc Method of manufacturing ethyleneamines
BRPI0914042A2 (en) 2008-10-06 2015-11-03 Union Carbide Chem Plastic process for the production of one or more ethylene amines by a transamination reaction
WO2010042164A2 (en) 2008-10-06 2010-04-15 Union Carbide Chemicals & Plastics Technology Llc Transalkoxylation of nucleophilic compounds
JP5480276B2 (en) 2008-10-06 2014-04-23 ユニオン カーバイド ケミカルズ アンド プラスティックス テクノロジー エルエルシー Low metal (nickel and rhenium) catalyst composition comprising acidic mixed metal oxide as support
BRPI0914040A2 (en) 2008-10-06 2015-11-03 Union Carbide Chem Plastic catalyst composition and method for transaminating a reagent compound
US8618108B2 (en) 2008-10-06 2013-12-31 Union Carbide Chemicals & Plastics Technology Llc Methods of making cyclic, N-amino functional triamines
CN103130653A (en) * 2011-11-22 2013-06-05 上海氯碱化工股份有限公司 Method for continuous production of vinylamine by tubular reactor and device
RU2479570C1 (en) * 2012-03-14 2013-04-20 Федеральное государственное бюджетное учреждение науки Институт органической химии Уфимского научного центра Российской академии наук Method of producing diethylenetriamine
EP3077444B1 (en) 2013-12-02 2018-04-25 Dow Global Technologies LLC Preparation of high molecular weight, branched, acyclic polyalkyleneamines and mixtures thereof
RU2704316C1 (en) * 2019-07-04 2019-10-28 Федеральное государственное бюджетное образовательное учреждение высшего образования "Башкирский государственный университет" Method of producing 1,4-butylene diamine and polybutylene polyamines
RU2704261C1 (en) * 2019-07-04 2019-10-25 Федеральное государственное бюджетное образовательное учреждение высшего образования "Башкирский государственный университет" Method of producing acyclic and cyclic polyethylene polyamines

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