[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

NO133800B - - Google Patents

Download PDF

Info

Publication number
NO133800B
NO133800B NO403069A NO403069A NO133800B NO 133800 B NO133800 B NO 133800B NO 403069 A NO403069 A NO 403069A NO 403069 A NO403069 A NO 403069A NO 133800 B NO133800 B NO 133800B
Authority
NO
Norway
Prior art keywords
acids
esters
acid
mixture
water
Prior art date
Application number
NO403069A
Other languages
English (en)
Norwegian (no)
Other versions
NO133800C (xx
Inventor
S S Mims
Original Assignee
El Paso Products Co
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
Priority claimed from US04/766,476 external-priority patent/US4076948A/en
Application filed by El Paso Products Co filed Critical El Paso Products Co
Publication of NO133800B publication Critical patent/NO133800B/no
Publication of NO133800C publication Critical patent/NO133800C/no

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00Preparation of carboxylic acid esters
    • C07C67/48Separation; Purification; Stabilisation; Use of additives
    • C07C67/58Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/31Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting
    • C07C51/316Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting with oxides of nitrogen or nitrogen-containing mineral acids
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42Separation; Purification; Stabilisation; Use of additives
    • C07C51/487Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
    • C07C51/493Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification whereby carboxylic acid esters are formed
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00Preparation of carboxylic acid esters
    • C07C67/08Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NO403069A 1968-10-10 1969-10-09 NO133800C (xx)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US04/766,476 US4076948A (en) 1968-10-10 1968-10-10 Process for treatment of adipic acid mother liquor
US04/851,445 US4082788A (en) 1968-10-10 1969-08-19 Esterification and extraction process

Publications (2)

Publication Number Publication Date
NO133800B true NO133800B (xx) 1976-03-22
NO133800C NO133800C (xx) 1976-07-07

Family

ID=27117750

Family Applications (1)

Application Number Title Priority Date Filing Date
NO403069A NO133800C (xx) 1968-10-10 1969-10-09

Country Status (11)

Country Link
AT (1) AT297038B (xx)
BE (1) BE739957A (xx)
CH (1) CH516500A (xx)
DE (1) DE1951299C3 (xx)
FR (1) FR2020339A1 (xx)
GB (1) GB1282926A (xx)
IE (1) IE33399B1 (xx)
LU (1) LU59601A1 (xx)
NL (1) NL6915365A (xx)
NO (1) NO133800C (xx)
SE (1) SE368193B (xx)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1162571A (en) * 1980-06-11 1984-02-21 Velsicol Chemical Corporation Process for preparing high assay dicamba
WO1997047579A1 (en) * 1996-06-10 1997-12-18 Renewable Energy Development Corporation Methods for synthesis of high purity carboxylic and fatty acids
US7378549B2 (en) * 2004-01-26 2008-05-27 Shell Oil Company Process for the reactive extractive extraction of levulinic acid
US7501062B2 (en) * 2005-02-22 2009-03-10 Shell Oil Company Process for permeation enhanced reactive extraction of levulinic acid
WO2010037807A1 (de) * 2008-10-01 2010-04-08 Basf Se Verfahren zur herstellung von polycarbonsäurealkylestern
FR2957075B1 (fr) * 2010-03-04 2012-06-22 Centre Nat Rech Scient Procede d'obtention de compositions de biosolvants par esterification et compositions de biosolvants obtenues
BR112014011672A2 (pt) 2011-11-23 2017-05-30 Segetis Inc processo para preparar ácido levulínico
US9073841B2 (en) 2012-11-05 2015-07-07 Segetis, Inc. Process to prepare levulinic acid
WO2014125020A1 (en) * 2013-02-14 2014-08-21 Purac Biochem Bv Method for preparing methyl lactate
CN112441915A (zh) * 2019-09-04 2021-03-05 中国石油化工股份有限公司 己二酸结晶精制工艺中结晶母液的处理方法
CN114436843B (zh) * 2020-11-04 2024-07-26 长沙资材科技有限公司 一种环己烷连续生产己二酸二甲酯的方法
CN114717056B (zh) * 2022-04-25 2023-07-18 广东省农业科学院农业质量标准与监测技术研究所 一种酸催化油脂甲酯化的方法

Also Published As

Publication number Publication date
DE1951299C3 (de) 1981-05-14
AT297038B (de) 1972-03-10
NL6915365A (xx) 1970-04-14
LU59601A1 (xx) 1970-01-09
GB1282926A (en) 1972-07-26
NO133800C (xx) 1976-07-07
CH516500A (fr) 1971-12-15
BE739957A (xx) 1970-03-16
DE1951299A1 (de) 1970-04-16
IE33399L (en) 1970-04-10
IE33399B1 (en) 1974-06-12
FR2020339A1 (xx) 1970-07-10
SE368193B (xx) 1974-06-24
DE1951299B2 (de) 1973-11-15

Similar Documents

Publication Publication Date Title
US4082788A (en) Esterification and extraction process
US4377526A (en) Method of purifying eicosapentaenoic acid and its esters
NO133800B (xx)
JPH0711285A (ja) 植物ワックスの精製法
US2383599A (en) Treating fatty glycerides
CA3025290C (en) Process for the preparation of purified dicarboxylic acids
US2235056A (en) Process for the recovery of glycerol from still residues from fermentation processes
GB2063264A (en) Treatment of waste stream from adipic acid manufacture
JP2003506423A (ja) 尿素付加物からのポリ不飽和脂肪酸の回収
US2698336A (en) Purification of crude wax oxidates
US2320738A (en) Fractionation of mixtures of fatty oils and free acids derived therefrom
US2533620A (en) Production of succinic acid
US2954392A (en) Solvent extraction of oil-soluble water-immiscible alcohols using dimethylsulfoxide
US4316775A (en) Treatment of waste stream from adipic acid production
US2573891A (en) Recovery of sterols
JP7150434B2 (ja) ロウの精製のための方法
US2523248A (en) Separation of alcohols and acids from fischer-tropsch synthesis product
US20030032825A1 (en) Method for purifying azelaic acid
CN115028530A (zh) 一种长链二元酸的提取工艺及长链二元酸产品
US2453588A (en) Purification of organic acids
US2922808A (en) Solvent extraction process
NO300550B1 (no) Fremgangsmåte for separering av forbindelser med fler-umettethet fra forbindelser med mindre umettethet
US3892789A (en) Process for the extraction of glyceride oils by selective solvents
US1982988A (en) Production of alcohol free from fusel oil
US10954470B2 (en) High pressure purification of waxes