IT1097152B - Processo per il recupero di nitrili olefinici - Google Patents

Processo per il recupero di nitrili olefinici

Info

Publication number
IT1097152B
IT1097152B IT25630/78A IT2563078A IT1097152B IT 1097152 B IT1097152 B IT 1097152B IT 25630/78 A IT25630/78 A IT 25630/78A IT 2563078 A IT2563078 A IT 2563078A IT 1097152 B IT1097152 B IT 1097152B
Authority
IT
Italy
Prior art keywords
nitrils
olefinic
recovery
olefinic nitrils
Prior art date
Application number
IT25630/78A
Other languages
English (en)
Other versions
IT7825630A0 (it
Original Assignee
Standard Oil Co Ohio
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=25230894&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IT1097152(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Standard Oil Co Ohio filed Critical Standard Oil Co Ohio
Publication of IT7825630A0 publication Critical patent/IT7825630A0/it
Application granted granted Critical
Publication of IT1097152B publication Critical patent/IT1097152B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/32—Separation; Purification; Stabilisation; Use of additives
    • C07C253/34—Separation; Purification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/26—Multiple-effect evaporating
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/03—Acrylonitrile
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/20—Power plant

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT25630/78A 1977-07-29 1978-07-12 Processo per il recupero di nitrili olefinici IT1097152B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/820,479 US4166008A (en) 1977-07-29 1977-07-29 Process for recovery of olefinic nitriles

Publications (2)

Publication Number Publication Date
IT7825630A0 IT7825630A0 (it) 1978-07-12
IT1097152B true IT1097152B (it) 1985-08-26

Family

ID=25230894

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25630/78A IT1097152B (it) 1977-07-29 1978-07-12 Processo per il recupero di nitrili olefinici

Country Status (30)

Country Link
US (1) US4166008A (it)
EP (1) EP0000566B1 (it)
JP (1) JPS5427524A (it)
AR (1) AR222800A1 (it)
AT (1) AT364814B (it)
AU (1) AU519153B2 (it)
BG (1) BG51249A3 (it)
BR (1) BR7804802A (it)
CA (1) CA1117978A (it)
CS (1) CS205131B2 (it)
DD (1) DD140037A5 (it)
DE (1) DE2861004D1 (it)
DK (1) DK336978A (it)
EG (1) EG13388A (it)
ES (2) ES472142A1 (it)
FI (1) FI782217A (it)
GR (1) GR64946B (it)
HU (1) HU184180B (it)
IE (1) IE47217B1 (it)
IL (1) IL55009A (it)
IN (1) IN147953B (it)
IT (1) IT1097152B (it)
MX (1) MX149220A (it)
NO (1) NO144487C (it)
PH (1) PH16172A (it)
PL (1) PL115232B1 (it)
PT (1) PT68308A (it)
RO (1) RO74849A (it)
TR (1) TR20028A (it)
ZA (1) ZA783858B (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4269667A (en) * 1979-08-02 1981-05-26 Standard Oil Company Acrylonitrile purification by extractive distillation
US4334965A (en) * 1980-12-31 1982-06-15 Standard Oil Company Process for recovery of olefinic nitriles
JPS58124753A (ja) * 1982-01-20 1983-07-25 ザ・スタンダ−ド・オイル・カンパニ− オレフインニトリルの回収法
JPS58225048A (ja) * 1982-06-22 1983-12-27 Asahi Chem Ind Co Ltd メタクリロニトリルの製造法
US4404064A (en) * 1982-12-30 1983-09-13 Monsanto Company Water extractive distillation of olefinically unsaturated nitriles
ATE202336T1 (de) * 1996-10-23 2001-07-15 Solutia Inc Verfahren zur reinigung von acrylnitril
EP0937707B1 (en) * 1998-02-23 2003-04-16 The Standard Oil Company Improved purification and recovery of acetonitrile
US5869730A (en) * 1998-05-13 1999-02-09 The Standard Oil Company Oxidant reduction by manipulation and/or treatment of aqueous acrylonitrile process streams
KR20010071471A (ko) * 1998-06-15 2001-07-28 마크 에프. 웍터 올레핀적으로 불포화된 니트릴 회수 공정
US6197855B1 (en) 1998-09-29 2001-03-06 Solutia Inc. Nucleation of Polyamides in the presence of hypophosphite
US6107509A (en) * 1999-03-31 2000-08-22 The Standard Oil Company Process for the recovery of acrylonitrile and methacrylontrile
JP2004217656A (ja) * 2003-01-14 2004-08-05 Solutia Inc アクリロニトリル精製プロセスにおける凝縮させた冷却オーバーヘッドの再循環
US20090299087A1 (en) * 2008-05-28 2009-12-03 Solutia, Inc. Process for manufacturing unsaturated mononitriles to improve on-stream time and reduce fouling
JP5476774B2 (ja) * 2009-04-07 2014-04-23 三菱レイヨン株式会社 （メタ）アクリロニトリルの回収方法
CN104941419A (zh) 2014-03-31 2015-09-30 英尼奥斯欧洲股份公司 反应器流出物的改进的氨移除
CN104941380A (zh) 2014-03-31 2015-09-30 英尼奥斯欧洲股份公司 用于淬冷流出物的改进的烟雾消除器操作
CN109499085A (zh) 2014-06-11 2019-03-22 英尼奥斯欧洲股份公司 丙烯腈回收的乙腈移除步骤中的污染减轻
CN114028827A (zh) 2014-09-29 2022-02-11 英尼奥斯欧洲股份公司 用于工艺流的蒸发系统
CN112587950A (zh) * 2014-09-29 2021-04-02 英尼奥斯欧洲股份公司 用于工艺流的蒸发系统
CN104587684A (zh) 2014-09-30 2015-05-06 英尼奥斯欧洲股份公司 用于工艺流的蒸发系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3149055A (en) * 1962-08-22 1964-09-15 Standard Oil Co Purification of olefinically unsaturated nitriles
FR1427860A (fr) * 1964-12-24 1966-02-11 Electrochimie Soc Perfectionnements aux procédés d'obtention d'acrylonitrile et d'acétonitrile purs
US3399120A (en) * 1965-12-09 1968-08-27 Monsanto Co Purification of olefinically unsaturated nitriles by water extractive distillation
US3352764A (en) * 1966-05-02 1967-11-14 Standard Oil Co Absorption and distillation process for separating crude unsaturated nitriles from acetonitrile with selective solvent recycle
US3507755A (en) * 1967-10-17 1970-04-21 Bayer Ag Process for the purification of acrylonitrile by distillation with side stream withdrawal and decantation
US3936360A (en) * 1971-04-07 1976-02-03 The Standard Oil Company Process for distillation and recovery of olefinic nitriles
US3734943A (en) * 1971-05-06 1973-05-22 Standard Oil Co Deep well disposal process for acrylonitrile process waste water
GB1365268A (en) * 1971-08-02 1974-08-29 Badger Co Disposal of waste material from unsaturated nitrile plant
US3862890A (en) * 1971-09-03 1975-01-28 Robert D Presson Fractional distillation using a vapor side stream to control hcn concentration in purificatin of crude nitriles

Also Published As

Publication number Publication date
NO144487B (no) 1981-06-01
IE781525L (en) 1979-01-29
JPS6141346B2 (it) 1986-09-13
US4166008A (en) 1979-08-28
PL208705A1 (pl) 1979-07-02
ES472142A1 (es) 1979-03-16
DD140037A5 (de) 1980-02-06
JPS5427524A (en) 1979-03-01
BR7804802A (pt) 1979-04-24
NO144487C (no) 1981-09-09
AT364814B (de) 1981-11-25
IE47217B1 (en) 1984-01-25
EG13388A (en) 1981-06-30
IN147953B (it) 1980-08-23
MX149220A (es) 1983-09-27
DK336978A (da) 1979-01-30
EP0000566B1 (en) 1981-09-02
IL55009A (en) 1981-06-29
HU184180B (en) 1984-07-30
RO74849A (ro) 1980-10-30
PL115232B1 (en) 1981-03-31
AU3770178A (en) 1980-01-10
GR64946B (en) 1980-06-10
PH16172A (en) 1983-07-21
PT68308A (en) 1978-08-01
NO782598L (no) 1979-01-30
TR20028A (tr) 1980-07-01
ES472882A1 (es) 1979-02-16
FI782217A (fi) 1979-01-30
IL55009A0 (en) 1978-08-31
CS205131B2 (en) 1981-04-30
CA1117978A (en) 1982-02-09
AR222800A1 (es) 1981-06-30
ATA555578A (de) 1981-04-15
ZA783858B (en) 1979-07-25
BG51249A3 (en) 1993-03-15
EP0000566A1 (en) 1979-02-07
DE2861004D1 (en) 1981-11-26
AU519153B2 (en) 1981-11-12
IT7825630A0 (it) 1978-07-12

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