SU495820A3 - Method for isolation of crystalline diamine salt and dicarboxylic acid - Google Patents

Method for isolation of crystalline diamine salt and dicarboxylic acid

Info

Publication number
SU495820A3
SU495820A3 SU1781757A SU1781757A SU495820A3 SU 495820 A3 SU495820 A3 SU 495820A3 SU 1781757 A SU1781757 A SU 1781757A SU 1781757 A SU1781757 A SU 1781757A SU 495820 A3 SU495820 A3 SU 495820A3
Authority
SU
USSR - Soviet Union
Prior art keywords
dicarboxylic acid
isolation
diamine
diamine salt
carbon atoms
Prior art date
Application number
SU1781757A
Other languages
Russian (ru)
Inventor
Огава Синзаку
Ямазаки Есияки
Такеюки Хироси
Original Assignee
Асахи Касей Когио Кабусики Кайся (Фирма)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Асахи Касей Когио Кабусики Кайся (Фирма) filed Critical Асахи Касей Когио Кабусики Кайся (Фирма)
Application granted granted Critical
Publication of SU495820A3 publication Critical patent/SU495820A3/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/82Purification; Separation; Stabilisation; Use of additives
    • C07C209/84Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyamides (AREA)

Description

;:;;).от 6041 Получломую пзпесь перемени-таю г в течение 3 ч и криеталлы е ередпим размером 700 мкм собирают центрифугой. МаточиыГ раствор рециркулируют во вторую етуноп.. FJ rti: ) примере с метано.лом i; г ич ч-тиг;: ;;). from 6041 Polukomuyu pzpez variable g for 3 h and cryetalls e e nenotype 700 microns in size collected by a centrifuge. The mother liquor solution is recycled to the second etunop .. FJ rti:) example with methanol. I; g ich h-tig

))те. размер хриеталлов еоетапл ет г()() 250 мкм.))those. The size of hrietals is g () () 250 µm.

3 11|лц1е; сп11()й таолпце ирпнедеиы чсзу.ПЛаты примероп 2 8. оеушеетилсчшых аиалогич ( ilpil 1 .3 11 | ls1e; sp11 () th taolpze irpndeeyy chzzu.Platsy prikatop 2 8. oyusheteilschyh aialogich (ilpil 1.

, ). ,)(lIiOli Kiic.:oi I.. .; i i;.i Hiicx ()ui;iii v:;ii;;i;()r Г, Moii к iicx(i;u;(ii Kii;iI KocTii i.; )v, :LT;i ич,) ,) (lIiOli Kiic.:oi I ...; ii; .i Hiicx () ui; iii v:; ii ;; i; () r Г, Moii to iicx (i; u; (ii i;) v,: LT; i ich

iornnec Ko.iiiiccTi; iicc. ;, iornnec Ko.iiiiccTi; iicc. ;,

llncbimciiiibiH полный i):,c-|- Л.щппюи;;-; I i BOii гскскмстилснл; ; ::;.; nininin (60°C) (pr.CTBopme.ib, иста  1юда)llncbimciiiibiH full i) :, c- | - L.chppuy ;; -; I I BOii gskmstersnl; ; ::;.; nininin (60 ° C) (pr.CTBopme.ib, ista 1 here)

40 нес. % водного р.ствс)|); Лдинипо; ; ;;40 carried % water r.stvs) |); Lindipo; ; ;;

1-ексаметилс11Д1.-;1МП11Я1П1111-кислота 271-examethyls11D1 .-; 1MP11J1P1111-acid 27

(50°С) (растпоритсль, чиста  вода) (50 ° С) (rastoritsl, clean water)

Насыщенный полный (сбанм);;;вор со.Н ce6au iiOiiOi i кис-кис.юта O.T.i лоты гсксамстилсндлкмнпаFull Saturated (Sbanm) ;;; thief so.N ce6au iiOiiOi i kitty-kit.O.T.i lots gsamustilsndlkmnn

Насыщенный водпьи раст- Тсрсфталсва  0.18 вор :-сксамет}|ленд 1ам11;перефталата (50°) (растворитель, чнста  вода)Saturated vodpii rast- Trsphthalsva 0.18 thief: -samet} | lend 1am11; perephthalate (50 °) (solvent, water)

Насыщенный водный раст- Янтарна  32,.5 пор солн  нтарной кислоты тетраметилендиамнна (бОС)Saturated aqueous rastrum Amber 32, .5 pores of solar succinic acid tetramethylenediamine (bOS)

Насыщенный водный раст- Лдннннопли liij парафеннленднаглннад ущпата (50°С) (растворитель, чиста  вода)Saturated aqueous liquid - Lijnnnopli liij parafennlandnaglnad nadpat (50 ° C) (solvent, pure water)

11;к:ын1енный водный раст- Лднп нюпа  о пор до децн л мети лен дна :-;(н .чднннната (60°С) (растворитель, чнстп  вода)11; to: Unsaturated water plant - Lipnu nyup about pores to decl ate of the bottom of the bottom: -; (n. Hdnnnnata (60 ° C) (solvent, water)

Claims (1)

Формула изобретени  Способ выделени  кристаллической солм диамина и дикарбоновой кислоты, отичающийс  тем, что, с целью упрощени  процесса и повышени  качества целевого нррдукта, водный раствор соли диамина и дикарбоновой кислоты, содержаний дикарбоновую кислоту формулыDETAILED DESCRIPTION OF THE INVENTION A method for isolating crystalline sol diamine and dicarboxylic acid, said that, in order to simplify the process and improve the quality of the target product, an aqueous solution of the diamine salt and dicarboxylic acid, the dicarboxylic acid content of the formula liciiT) (i ; iiiiioiiliciiT) (i; iiiiioii II IKOCTilII IKOCTil 1)01) 0 ЧжтыГ ;.-фс|| 1.1е ;д|1амин I жидком вндсН (1ZhtyG; .- fs || 1.1e; d | 1amine I liquid vnsN (1 1ЮОС---К-СООН,1USD --- C-COOH где R - феинлеи, циклогексилеи или а.1кнлен с 2-8 атомами углерода, обрабатывают диамином формулыwhere R is Feinley, cyclohexyl or a.1klen with 2-8 carbon atoms, treated with a diamine of the formula NH,-R--NH2,NH, -R - NH2, где R -- фенилен, циклогексилен или алки.лен с 4-12 атомами углерода, в количестве, необходимом дл  поддержани  рИ среды от 5- -10.where R is phenylene, cyclohexylene or alkylene with 4-12 carbon atoms in an amount necessary to maintain the pI of the medium from 5- -10.
SU1781757A 1971-05-08 1972-05-05 Method for isolation of crystalline diamine salt and dicarboxylic acid SU495820A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3016571A JPS5411288B1 (en) 1971-05-08 1971-05-08

Publications (1)

Publication Number Publication Date
SU495820A3 true SU495820A3 (en) 1975-12-15

Family

ID=12296127

Family Applications (1)

Application Number Title Priority Date Filing Date
SU1781757A SU495820A3 (en) 1971-05-08 1972-05-05 Method for isolation of crystalline diamine salt and dicarboxylic acid

Country Status (5)

Country Link
JP (1) JPS5411288B1 (en)
DE (1) DE2222040C3 (en)
FR (1) FR2137596B1 (en)
GB (1) GB1345117A (en)
SU (1) SU495820A3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5801278A (en) * 1997-03-07 1998-09-01 E. I. Du Pont De Nemours And Companh Low water diamine-dicarboxylic acid salt preparation
GB201501583D0 (en) * 2015-01-30 2015-03-18 Univ Strathclyde Uses of co-crystals

Also Published As

Publication number Publication date
DE2222040A1 (en) 1972-12-14
FR2137596A1 (en) 1972-12-29
JPS5411288B1 (en) 1979-05-14
DE2222040B2 (en) 1974-12-12
FR2137596B1 (en) 1976-12-03
DE2222040C3 (en) 1982-04-22
GB1345117A (en) 1974-01-30

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