RU2015146577A - The method of obtaining ethylene and propylene polyamines - Google Patents

The method of obtaining ethylene and propylene polyamines Download PDF

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Publication number
RU2015146577A
RU2015146577A RU2015146577A RU2015146577A RU2015146577A RU 2015146577 A RU2015146577 A RU 2015146577A RU 2015146577 A RU2015146577 A RU 2015146577A RU 2015146577 A RU2015146577 A RU 2015146577A RU 2015146577 A RU2015146577 A RU 2015146577A
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RU
Russia
Prior art keywords
dichloroethane
reaction mixture
pressure
propylene polyamines
dichloropropanes
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Application number
RU2015146577A
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Russian (ru)
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RU2619123C1 (en
Inventor
Раис Нуриевич Загидуллин
Раиль Альтафович Хуснутдинов
Салават Нуриевич Загидуллин
Гульназ Раисовна Загидуллина
Original Assignee
Федеральное государственное бюджетное учреждение науки Уфимский Институт химии Российской академии наук, (УфИХ РАН)
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Priority to RU2015146577A priority Critical patent/RU2619123C1/en
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Publication of RU2619123C1 publication Critical patent/RU2619123C1/en
Publication of RU2015146577A publication Critical patent/RU2015146577A/en

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/04—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups
    • C07C209/06—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups by substitution of halogen atoms
    • C07C209/08—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups by substitution of halogen atoms with formation of amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C211/00—Compounds containing amino groups bound to a carbon skeleton
    • C07C211/01—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to acyclic carbon atoms
    • C07C211/02—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton
    • C07C211/09—Diamines
    • C07C211/10—Diaminoethanes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/02—Polyamines

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Claims (2)

1. Способ получения этилен- и пропиленполиаминов взаимодействием дихлорэтана или 1,2- и 1,3-дихлорпропанов и 25-45%-ного раствора аммиака при мольном соотношении реагентов 1:2,2-4 при повышенной температуре и давлении с последующей нейтрализацией полученной реакционной смеси, отличающийся тем, что взаимодействие дихлорэтана или 1,2- и 1,3-дихлорпропанов с аммиаком осуществляют в присутствии стабилизатора, в качестве которого используют 2,6-дитретбутил-4-метилфенол (ионол) или 2,6-дитретбутилфенол в количестве 0,1-1,5% от веса дихлорэтана или 1,2- и 1,3-дихлорпропанов, и процесс сначала ведут при температуре 106-110°С и давлении 0,4-0,8 МПа в течение 1-1,5 ч, затем реакционную смесь выдерживают при 110-140°С и давлении 0,6-1,8 МПа в течение 1-2 ч при интенсивном перемешивании.1. The method of producing ethylene and propylene polyamines by the interaction of dichloroethane or 1,2- and 1,3-dichloropropanes and 25-45% ammonia solution at a molar ratio of reactants 1: 2.2-4 at elevated temperature and pressure, followed by neutralization of the obtained reaction mixture, characterized in that the interaction of dichloroethane or 1,2- and 1,3-dichloropropanes with ammonia is carried out in the presence of a stabilizer, which is used 2,6-ditretbutyl-4-methylphenol (ionol) or 2,6-ditretbutylphenol in the amount of 0.1-1.5% by weight of dichloroethane or 1,2- and 1,3-dichlo propanes, and the process is first conducted at a temperature of 106-110 ° C and a pressure of 0.4-0.8 MPa for 1-1.5 hours, then the reaction mixture is kept at 110-140 ° C and a pressure of 0.6-1, 8 MPa for 1-2 hours with vigorous stirring. 2. Способ по п. 1, отличающийся тем, что перемешивание реакционной смеси осуществляют с частотой вращения 600-3000 об/мин.2. The method according to p. 1, characterized in that the stirring of the reaction mixture is carried out with a rotation frequency of 600-3000 rpm
RU2015146577A 2015-10-28 2015-10-28 Method of producing ethylene and propylene polyamines RU2619123C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2015146577A RU2619123C1 (en) 2015-10-28 2015-10-28 Method of producing ethylene and propylene polyamines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2015146577A RU2619123C1 (en) 2015-10-28 2015-10-28 Method of producing ethylene and propylene polyamines

Publications (2)

Publication Number Publication Date
RU2619123C1 RU2619123C1 (en) 2017-05-12
RU2015146577A true RU2015146577A (en) 2017-05-16

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RU2015146577A RU2619123C1 (en) 2015-10-28 2015-10-28 Method of producing ethylene and propylene polyamines

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2768820C1 (en) * 2021-05-12 2022-03-24 Федеральное государственное бюджетное образовательное учреждение высшего образования "Башкирский государственный университет" Method of producing decyl- and dodecylamines

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2226188C1 (en) * 2002-10-25 2004-03-27 Закрытое акционерное общество "Каустик" Method of producing di- and polyamines
RU2226199C1 (en) * 2002-10-25 2004-03-27 Закрытое акционерное общество "Каустик" Method for preparing polypropylene polyamines
RU2290396C2 (en) * 2004-11-11 2006-12-27 ООО "Башкирская химическая компания" Method for preparing n,n,n',n'-tetramethyl-1,2- and -1,3-propylenediamines

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Effective date: 20171029