IT8047694A0 - Recupero di metacroleina - Google Patents

Recupero di metacroleina

Info

Publication number
IT8047694A0
IT8047694A0 IT8047694A IT4769480A IT8047694A0 IT 8047694 A0 IT8047694 A0 IT 8047694A0 IT 8047694 A IT8047694 A IT 8047694A IT 4769480 A IT4769480 A IT 4769480A IT 8047694 A0 IT8047694 A0 IT 8047694A0
Authority
IT
Italy
Prior art keywords
methacrolein recovery
methacrolein
recovery
Prior art date
Application number
IT8047694A
Other languages
English (en)
Other versions
IT1145352B (it
Inventor
Neil Yeoman
Sidney Simon Stern
Original Assignee
Halcon Res & Dev
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 Halcon Res & Dev filed Critical Halcon Res & Dev
Publication of IT8047694A0 publication Critical patent/IT8047694A0/it
Application granted granted Critical
Publication of IT1145352B publication Critical patent/IT1145352B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/783—Separation; Purification; Stabilisation; Use of additives by gas-liquid treatment, e.g. by gas-liquid absorption
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/25—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
    • C07C51/252—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring of propene, butenes, acrolein or methacrolein

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT47694/80A 1979-01-26 1980-01-24 Recupero di metacroleina IT1145352B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/006,824 US4234519A (en) 1979-01-26 1979-01-26 Recovery of methacrolein

Publications (2)

Publication Number Publication Date
IT8047694A0 true IT8047694A0 (it) 1980-01-24
IT1145352B IT1145352B (it) 1986-11-05

Family

ID=21722788

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47694/80A IT1145352B (it) 1979-01-26 1980-01-24 Recupero di metacroleina

Country Status (10)

Country Link
US (1) US4234519A (it)
JP (1) JPS55100334A (it)
AR (1) AR219208A1 (it)
BE (1) BE881352A (it)
BR (1) BR8000451A (it)
DE (1) DE3002660C2 (it)
FR (1) FR2447365A1 (it)
GB (1) GB2041930B (it)
IT (1) IT1145352B (it)
NL (1) NL8000340A (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4554054A (en) * 1983-12-09 1985-11-19 Rohm And Haas Company Methacrylic acid separation
DE3721865A1 (de) * 1987-07-02 1989-01-12 Basf Ag Verfahren zur herstellung von methacrylsaeure
DE4225321A1 (de) * 1992-07-31 1994-02-03 Basf Ag Verfahren zur Abtrennung von Methacrolein aus einem gasförmigen Gemisch
DE19709471A1 (de) * 1997-03-07 1998-09-10 Basf Ag Verfahren zur Herstellung von (Meth)acrylsäure
JP2004530723A (ja) * 2001-06-29 2004-10-07 ビーエーエスエフ アクチェンゲゼルシャフト イソブタンからメタクロレインを製造する方法
US6515187B1 (en) 2001-10-03 2003-02-04 Atofina Chemicals, Inc. Process for recovering acrolein or propionaldehyde from dilute aqueous streams
US20030121768A1 (en) * 2001-12-13 2003-07-03 Salvador Aldrett Lee Alternate extraction solvent for acrylic acid purification process
US7799946B2 (en) * 2007-02-14 2010-09-21 Saudi Basic Industries Corporation Process for separating methacrolein from methacrylic acid in a gas phase product from the partial oxidation of isobutene
EP3889127A1 (en) 2020-04-03 2021-10-06 Röhm GmbH Improved safe method for tandem c-4 oxidation to methacrylic acid

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3162514A (en) * 1964-12-22 Cooler
US3097215A (en) * 1960-04-08 1963-07-09 Shell Oil Co Recovery of hydrocarbon oxidation products
FR1288363A (fr) * 1961-04-06 1962-03-24 Shell Int Research Récupération de produits d'oxydation d'hydrocarbures
US3405172A (en) * 1962-12-19 1968-10-08 Distillers Co Yeast Ltd Preparation of acrylic acid with the prevention of formation of acrylic polymers
FR1426144A (fr) * 1963-07-25 1966-01-28 Halcon International Inc Procédé de préparation d'une acroléine inférieure
DE1568925C3 (de) * 1966-08-09 1975-10-09 Hoechst Ag, 6000 Frankfurt Verfahren zur Abtrennung von Acrylsäure aus den Reaktionsgasen der Propylen- oder Acrolein-Oxydation
US3433840A (en) * 1966-12-29 1969-03-18 Sumitomo Chemical Co Process for recovering acrolein by quenching,absorption and plural distillation
US3972920A (en) * 1973-06-11 1976-08-03 Mitsubishi Rayon Co., Ltd. Process for producing unsaturated aldehydes, unsaturated fatty acids or conjugated dienes
US4124634A (en) * 1974-10-23 1978-11-07 Asahi Glass Company, Ltd. Process for producing methacrylic acid from isobutylene by two step oxidation
SU1310384A1 (ru) * 1976-02-20 1987-05-15 Институт Химической Физики Ан Ссср Способ получени метакриловой кислоты
JPS52108917A (en) * 1976-03-11 1977-09-12 Nippon Shokubai Kagaku Kogyo Co Ltd Preparation of acrylic acid by vapor-phase catalytic oxidation of prop ylene
JPS6059891B2 (ja) * 1977-09-28 1985-12-27 住友化学工業株式会社 メタクロレインおよびメタクリル酸の分離方法

Also Published As

Publication number Publication date
US4234519A (en) 1980-11-18
GB2041930B (en) 1983-04-07
JPH0138775B2 (it) 1989-08-16
FR2447365A1 (fr) 1980-08-22
AR219208A1 (es) 1980-07-31
BE881352A (fr) 1980-07-25
BR8000451A (pt) 1980-10-21
DE3002660A1 (de) 1980-07-31
NL8000340A (nl) 1980-07-29
GB2041930A (en) 1980-09-17
FR2447365B1 (it) 1984-03-16
DE3002660C2 (de) 1983-07-21
JPS55100334A (en) 1980-07-31
IT1145352B (it) 1986-11-05

Similar Documents

Publication Publication Date Title
IT8024245A0 (it) Utensile recuperatore.
NO810162L (no) Fluorerte vinyleterforbindelser.
FI850198A0 (fi) Expressionsplasmid.
IT1132910B (it) Passeggino
ES256673Y (es) Guardavistas.
ES254327Y (es) Portillon.
FI73548B (fi) Oeverstroemskyddskrets foer effekttransistor.
IT1145352B (it) Recupero di metacroleina
IT1145353B (it) Caseinati di ologoelemento
FI73546B (fi) Stroemvaexelriktarkoppling med sjaelvkommutering.
FI854729A0 (fi) Vedhuggningsmaskin.
FI73539B (fi) Multiplexanslutningsenhet foer en digitalstation.
IT1106287B (it) Recupero di metacroleina
IT1209300B (it) Composti di butil-ottil-magnesio.
NO149909C (no) Glidelaas.
NO791587L (no) Varmeutvinning/kjoeleanlegg.
ATE9666T1 (de) Kinderwagen.
NO155036C (no) Glidelaas.
BR7901188A (pt) Recuperadora de pregos
IT7961957V0 (it) Risguardo per raccoglitore.
ES241511Y (es) Papelera-cenicero.
ES240785Y (es) Monedero-bolsa.
ES243939Y (es) Semijacenas.
ES241938Y (es) Parrilla gratinadora.
ES241743Y (es) Interruptor-conmutador.