DE69709705T2 - Verfahren zur herstellung von freien alpha-hydroxysäuren aus ammoniumsalzen - Google Patents

Verfahren zur herstellung von freien alpha-hydroxysäuren aus ammoniumsalzen

Info

Publication number
DE69709705T2
DE69709705T2 DE69709705T DE69709705T DE69709705T2 DE 69709705 T2 DE69709705 T2 DE 69709705T2 DE 69709705 T DE69709705 T DE 69709705T DE 69709705 T DE69709705 T DE 69709705T DE 69709705 T2 DE69709705 T2 DE 69709705T2
Authority
DE
Germany
Prior art keywords
hydroxysic
acids
ammonium salts
producing free
free alpha
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
DE69709705T
Other languages
English (en)
Other versions
DE69709705D1 (de
Inventor
Koichi Hayakawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Soda Co Ltd
Original Assignee
Nippon Soda Co Ltd
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 Nippon Soda Co Ltd filed Critical Nippon Soda Co Ltd
Application granted granted Critical
Publication of DE69709705D1 publication Critical patent/DE69709705D1/de
Publication of DE69709705T2 publication Critical patent/DE69709705T2/de
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
    • C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
    • C07C319/14—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides
    • C07C319/20—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides by reactions not involving the formation of sulfide groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/02—Preparation of carboxylic acids or their salts, halides or anhydrides from salts of carboxylic acids
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
DE69709705T 1996-02-26 1997-02-25 Verfahren zur herstellung von freien alpha-hydroxysäuren aus ammoniumsalzen Expired - Fee Related DE69709705T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP6367296 1996-02-26
JP7323096 1996-03-04
JP32341196 1996-11-19
PCT/JP1997/000528 WO1997030962A1 (en) 1996-02-26 1997-02-25 PROCESS FOR PREPARING FREE α-HYDROXY ACIDS FROM AMMONIUM SALTS THEREOF

Publications (2)

Publication Number Publication Date
DE69709705D1 DE69709705D1 (de) 2002-02-21
DE69709705T2 true DE69709705T2 (de) 2002-06-13

Family

ID=27298246

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69709705T Expired - Fee Related DE69709705T2 (de) 1996-02-26 1997-02-25 Verfahren zur herstellung von freien alpha-hydroxysäuren aus ammoniumsalzen

Country Status (9)

Country Link
US (1) US6066763A (de)
EP (1) EP0884300B1 (de)
JP (1) JP3923528B2 (de)
CN (1) CN1085195C (de)
AU (1) AU1735197A (de)
DE (1) DE69709705T2 (de)
ES (1) ES2166972T3 (de)
TW (1) TW425387B (de)
WO (1) WO1997030962A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2791668B1 (fr) * 1999-04-02 2001-05-04 Rhone Poulenc Animal Nutrition Procede de preparation d' beta-hydroxy acides
US6784317B2 (en) * 2001-05-02 2004-08-31 Mitsubishi Gas Chemical Company, Inc Production of quaternary ammonium salt of hydroxycarboxylic acid and quarternary ammonium salt of inorganic acid
CN1279013C (zh) * 2001-05-07 2006-10-11 嘉吉有限公司 羧酸及其衍生物的制备方法
AU2002314847A1 (en) * 2001-05-31 2002-12-09 Upsher-Smith Laboratories, Inc. Dermatological compositions and methods comprising alpha-hydroxy acids or derivatives
US6773873B2 (en) * 2002-03-25 2004-08-10 Advanced Technology Materials, Inc. pH buffered compositions useful for cleaning residue from semiconductor substrates
JP4831394B2 (ja) * 2003-10-09 2011-12-07 独立行政法人産業技術総合研究所 カルボン酸系化合物の製造方法
JP4696496B2 (ja) * 2004-08-18 2011-06-08 住友化学株式会社 ２−ヒドロキシ−４−メチルチオ酪酸の製造方法
US20060160198A1 (en) * 2004-12-22 2006-07-20 Xu Li Method for the production of glycolic acid from ammonium glycolate by direct deammoniation
JP5365824B2 (ja) * 2006-03-23 2013-12-11 独立行政法人産業技術総合研究所 コハク酸ジアルキルの製造方法および１，４−ブタンジオールの製造方法
JP4906395B2 (ja) * 2006-05-01 2012-03-28 旭化成ケミカルズ株式会社 高純度グリコール酸水溶液の製造法
WO2009013909A1 (ja) * 2007-07-25 2009-01-29 Nippon Soda Co., Ltd. α－ヒドロキシ酸アンモニウム塩からのα－ヒドロキシ酸の製造方法
KR101274369B1 (ko) 2008-06-20 2013-06-13 아사히 가세이 케미칼즈 가부시키가이샤 α-히드록시산의 제조 방법
DE102008040193A1 (de) * 2008-07-04 2010-01-07 Evonik Röhm Gmbh Verfahren zur Herstellung freier Carbonsäuren
DE102008040415A1 (de) * 2008-07-15 2010-01-21 Evonik Röhm Gmbh Thermisches Salzspalten von Ammoniumcarboxylaten
DE102009001008A1 (de) * 2009-02-19 2010-08-26 Evonik Degussa Gmbh Reaktivextraktion von freien organischen Säuren aus deren Ammoniumsalzen
DE102009009580A1 (de) 2009-02-19 2010-08-26 Evonik Degussa Gmbh Verfahren zur Herstellung freier Säuren aus ihren Salzen

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB967352A (en) * 1962-05-17 1964-08-19 Distillers Co Yeast Ltd Production of unsaturated aliphatic acids
JPS54115317A (en) * 1978-02-25 1979-09-07 Nitto Chem Ind Co Ltd Preparation of acrylic acid or methacrylic acid
US4212994A (en) * 1978-07-03 1980-07-15 The Dow Chemical Company Process for the preparation of carboxylic acid
EP0040254B1 (de) * 1980-05-16 1983-07-13 The Dow Chemical Company Verfahren zur Herstellung von Karbonsäuren durch Reaktion von Alkalimetallkarboxylaten und flüssigen Kationenaustauschern
JPS63264546A (ja) * 1987-04-20 1988-11-01 Asahi Chem Ind Co Ltd 工業廃酸を利用したカルボン酸の製造法
JP3428686B2 (ja) * 1993-07-23 2003-07-22 関東電化工業株式会社 １，１−ジクロロ−１−フルオロエタンの製造法
DE4341770A1 (de) * 1993-12-08 1995-06-14 Basf Ag Verfahren zur Herstellung von Milchsäureestern
JPH07330696A (ja) * 1994-06-01 1995-12-19 Mitsubishi Chem Corp 酸性アミノ酸の製造方法

Also Published As

Publication number Publication date
ES2166972T3 (es) 2002-05-01
AU1735197A (en) 1997-09-10
US6066763A (en) 2000-05-23
EP0884300B1 (de) 2001-11-21
CN1085195C (zh) 2002-05-22
WO1997030962A1 (en) 1997-08-28
EP0884300A4 (de) 1999-09-01
DE69709705D1 (de) 2002-02-21
TW425387B (en) 2001-03-11
JP3923528B2 (ja) 2007-06-06
CN1211971A (zh) 1999-03-24
EP0884300A1 (de) 1998-12-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee