KR100214231B1 - 아진 합성용 반응기 중 co2 함량을 감소시키는 방법 - Google Patents

아진 합성용 반응기 중 co2 함량을 감소시키는 방법 Download PDF

Info

Publication number
KR100214231B1
KR100214231B1 KR1019920010247A KR920010247A KR100214231B1 KR 100214231 B1 KR100214231 B1 KR 100214231B1 KR 1019920010247 A KR1019920010247 A KR 1019920010247A KR 920010247 A KR920010247 A KR 920010247A KR 100214231 B1 KR100214231 B1 KR 100214231B1
Authority
KR
South Korea
Prior art keywords
water
azine
reactants
working solution
hydrogen peroxide
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
KR1019920010247A
Other languages
English (en)
Korean (ko)
Other versions
KR930000469A (ko
Inventor
크랑프 제라르
꼴리에 베르트랑
뜰리에 삐에르
쉬르만 쟝-삐에르
Original Assignee
엘프 아토켐 소시에떼아노님
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9413741&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR100214231(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 엘프 아토켐 소시에떼아노님 filed Critical 엘프 아토켐 소시에떼아노님
Publication of KR930000469A publication Critical patent/KR930000469A/ko
Application granted granted Critical
Publication of KR100214231B1 publication Critical patent/KR100214231B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C243/00—Compounds containing chains of nitrogen atoms singly-bound to each other, e.g. hydrazines, triazanes
    • C07C243/10—Hydrazines
    • C07C243/12—Hydrazines having nitrogen atoms of hydrazine groups bound to acyclic carbon atoms
    • C07C243/16—Hydrazines having nitrogen atoms of hydrazine groups bound to acyclic carbon atoms of an unsaturated carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C249/00—Preparation of compounds containing nitrogen atoms doubly-bound to a carbon skeleton
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Steroid Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Control Of Multiple Motors (AREA)
  • Fodder In General (AREA)
KR1019920010247A 1991-06-12 1992-06-12 아진 합성용 반응기 중 co2 함량을 감소시키는 방법 Expired - Fee Related KR100214231B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9107149 1991-06-12
FR9107149A FR2677648B1 (fr) 1991-06-12 1991-06-12 Procede pour reduire la teneur en co2 dans les reacteurs de synthese d'azines.

Publications (2)

Publication Number Publication Date
KR930000469A KR930000469A (ko) 1993-01-15
KR100214231B1 true KR100214231B1 (ko) 1999-08-02

Family

ID=9413741

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920010247A Expired - Fee Related KR100214231B1 (ko) 1991-06-12 1992-06-12 아진 합성용 반응기 중 co2 함량을 감소시키는 방법

Country Status (13)

Country Link
US (1) US5252309A (enExample)
EP (1) EP0518728B1 (enExample)
JP (1) JPH0780829B2 (enExample)
KR (1) KR100214231B1 (enExample)
CN (1) CN1028520C (enExample)
AT (1) ATE129234T1 (enExample)
CA (1) CA2071045C (enExample)
DE (1) DE69205498T2 (enExample)
FI (1) FI110428B (enExample)
FR (1) FR2677648B1 (enExample)
IE (1) IE72102B1 (enExample)
NO (1) NO177093C (enExample)
TW (1) TW264464B (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2298432B (en) * 1995-03-03 1999-04-14 Orion Yhtymae Oy In ovo administration of a competitive exclusion culture
JP3962872B2 (ja) * 1995-08-14 2007-08-22 三菱瓦斯化学株式会社 ケタジンの合成方法
FR2778660B1 (fr) * 1998-05-14 2000-06-23 Atochem Elf Sa Procede de preparation d'hydrate d'hydrazine
FR2778659B1 (fr) * 1998-05-14 2000-06-23 Atochem Elf Sa Procede de preparation d'hydrate d'hydrazine
FR2782717B1 (fr) 1998-08-26 2000-09-29 Atochem Elf Sa Procede de fabrication d'hydrate d'hydrazine a partir d'azine de la methyl ethyl cetone
FR2784376B1 (fr) * 1998-10-13 2000-12-08 Atochem Elf Sa Procede de preparation d'hydrazine
JP4792754B2 (ja) * 2005-01-31 2011-10-12 住友化学株式会社 アンモニウム塩を含有する溶液からアンモニアを除去する方法
JP5614105B2 (ja) * 2010-05-28 2014-10-29 三菱瓦斯化学株式会社 ケタジン及び水加ヒドラジンの製造方法
CN101921213B (zh) * 2010-08-27 2013-07-10 黎明化工研究院 一种过氧化氢氧化法合成酮连氮的方法
US11225413B2 (en) 2016-10-03 2022-01-18 Council Of Scientific & Industrial Research Process for production of hydrazine hydrate
FR3096048B1 (fr) 2019-05-16 2021-04-30 Arkema France Procede ameliore de preparation d'hydrate d'hydrazine avec recyclage oxime
FR3096049B1 (fr) 2019-05-16 2021-12-17 Arkema France Procede ameliore de preparation d'hydrate d'hydrazine avec recyclage pyrazoline
FR3130815B1 (fr) 2021-12-21 2025-02-28 Arkema France Procede de preparation d'hydrate d'hydrazine en presence d’un agent anti-mousse
FR3137086B1 (fr) 2022-06-24 2025-05-23 Arkema France Procede de preparation d'hydrate d'hydrazine utilisant des reacteurs en cascade

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3948902A (en) * 1971-07-15 1976-04-06 Produits Chimiques Ugine Kuhlmann Method for preparing azines
DE2424890A1 (de) * 1974-05-22 1975-12-04 Bayer Ag Verfahren zur herstellung von ketazinen
JPS5133083A (enExample) * 1974-09-04 1976-03-19 Gijutsu Keikaku Kenkyusho Kk
FR2338252A2 (fr) * 1976-01-13 1977-08-12 Ugine Kuhlmann Procede de preparation d'azines
JPS5490108A (en) * 1977-12-27 1979-07-17 Mitsui Toatsu Chem Inc New preparation of azines
GB2021560B (en) * 1978-04-13 1982-09-08 Showa Denko Kk Process for producing ketazines
JPS5810547A (ja) * 1981-07-09 1983-01-21 Mitsubishi Gas Chem Co Inc ケタジンの製造方法
FR2647444B1 (enExample) * 1989-05-24 1991-07-26 Atochem

Also Published As

Publication number Publication date
EP0518728A1 (fr) 1992-12-16
CN1067648A (zh) 1993-01-06
IE921892A1 (en) 1992-12-16
NO922293D0 (no) 1992-06-11
FR2677648A1 (fr) 1992-12-18
FI922705A0 (fi) 1992-06-11
JPH0780829B2 (ja) 1995-08-30
DE69205498D1 (de) 1995-11-23
CA2071045A1 (fr) 1992-12-13
CA2071045C (fr) 1996-10-08
US5252309A (en) 1993-10-12
FR2677648B1 (fr) 1993-08-27
EP0518728B1 (fr) 1995-10-18
FI110428B (fi) 2003-01-31
IE72102B1 (en) 1997-03-12
DE69205498T2 (de) 1996-05-30
FI922705L (fi) 1992-12-13
KR930000469A (ko) 1993-01-15
CN1028520C (zh) 1995-05-24
ATE129234T1 (de) 1995-11-15
NO922293L (no) 1992-12-14
TW264464B (enExample) 1995-12-01
NO177093B (no) 1995-04-10
NO177093C (no) 1995-07-19
JPH06263709A (ja) 1994-09-20

Similar Documents

Publication Publication Date Title
KR100214231B1 (ko) 아진 합성용 반응기 중 co2 함량을 감소시키는 방법
CA2230946C (en) Removal of carbonyl impurities from a carbonylation process stream
EP0093466B1 (en) Process for the preparation of urea
US4963232A (en) Process for producing a purified hydrazine hydrate
US4801746A (en) Process for the preparation of urea
US6586629B1 (en) Method of introducing melamine off-gases into a urea plant
EP0212744A1 (en) Process for the preparation of urea
KR20000049104A (ko) 폐황산의 농축 방법
BG51039A3 (bg) Метод за пречистване на етиленгликол получен от етиленкарбонат
US4433146A (en) Process for the preparation of melamine
KR20220008340A (ko) 옥심 재순환을 갖는 하이드라진 수화물을 제조하는 개선된 방법
EP0270953A1 (en) Preparation of anhydrous alkanesulfonic acid
EP0145054B1 (en) Process for preparing urea
US3281464A (en) Urea purification with recovery of ammonia and carbon dioxide
IE45825B1 (en) Process for preparing a urea solution from nh3 and co2
JP3907749B2 (ja) アセトニトリルの精製法
KR100430303B1 (ko) 히드라진의 제조 방법
US4051185A (en) Process for the reclamation of alkali metal alkylamides
GB1575632A (en) Process for preparing cyanuric acid
JPH10130219A (ja) ケタジン及び水加ヒドラジンの製造方法
JPH11124359A (ja) ホルムアミドの製造法
JPH0142890B2 (enExample)
JPH09309858A (ja) アセトンの精製方法
JPS6133811B2 (enExample)

Legal Events

Date Code Title Description
PA0109 Patent application

St.27 status event code: A-0-1-A10-A12-nap-PA0109

R17-X000 Change to representative recorded

St.27 status event code: A-3-3-R10-R17-oth-X000

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

A201 Request for examination
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U11-oth-PR1002

Fee payment year number: 1

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 6

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 7

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

FPAY Annual fee payment

Payment date: 20060511

Year of fee payment: 8

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 8

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

LAPS Lapse due to unpaid annual fee
PC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-PC1903

Not in force date: 20070519

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

PC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-PC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20070519

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000