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ZA200301591B - Method for producing polyacrylic acid. - Google Patents

Method for producing polyacrylic acid.

Info

Publication number
ZA200301591B
ZA200301591B ZA200301591A ZA200301591A ZA200301591B ZA 200301591 B ZA200301591 B ZA 200301591B ZA 200301591 A ZA200301591 A ZA 200301591A ZA 200301591 A ZA200301591 A ZA 200301591A ZA 200301591 B ZA200301591 B ZA 200301591B
Authority
ZA
South Africa
Prior art keywords
polyacrylic acid
producing polyacrylic
producing
acid
polyacrylic
Prior art date
Application number
ZA200301591A
Other languages
English (en)
Inventor
Yukihiro Matsumoto
Sei Nakahara
Kunihiko Ishizaki
Original Assignee
Nippon Catalytic Chem Ind
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 Catalytic Chem Ind filed Critical Nippon Catalytic Chem Ind
Publication of ZA200301591B publication Critical patent/ZA200301591B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/04—Acids, Metal salts or ammonium salts thereof
    • C08F20/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Polymerisation Methods In General (AREA)
ZA200301591A 2002-03-20 2003-02-26 Method for producing polyacrylic acid. ZA200301591B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002078678A JP3905781B2 (ja) 2002-03-20 2002-03-20 ポリアクリル酸の製造方法

Publications (1)

Publication Number Publication Date
ZA200301591B true ZA200301591B (en) 2003-09-05

Family

ID=27785302

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200301591A ZA200301591B (en) 2002-03-20 2003-02-26 Method for producing polyacrylic acid.

Country Status (9)

Country Link
US (1) US7038081B2 (fr)
EP (1) EP1346974B1 (fr)
JP (1) JP3905781B2 (fr)
CN (1) CN1324057C (fr)
BR (2) BRPI0300726B8 (fr)
MY (1) MY129700A (fr)
SA (1) SA03240047B1 (fr)
TW (1) TWI276624B (fr)
ZA (1) ZA200301591B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4676687B2 (ja) * 2003-09-08 2011-04-27 三菱レイヨン株式会社 （メタ）アクリル系重合体の製造方法
JP4253330B2 (ja) * 2006-04-07 2009-04-08 株式会社日本触媒 有機酸の製造方法
CN101338001B (zh) * 2007-07-04 2011-12-28 上海泾奇高分子材料有限公司 光学级聚甲基丙烯酸甲酯连续式溶液聚合工艺及所用设备
WO2009021921A1 (fr) * 2007-08-10 2009-02-19 Basf Se Fabrication de résines absorbant l'eau
WO2012163930A1 (fr) 2011-06-03 2012-12-06 Basf Se Procédé de préparation continue de particules polymères hydroabsorbantes
EP2615119B1 (fr) * 2012-01-12 2016-10-26 Evonik Degussa GmbH Refroidissement d'acide acrylique neutralisé au moyen d'un dispositif frigorifique d'absorption
JP6074213B2 (ja) * 2012-10-09 2017-02-01 株式会社日本触媒 （メタ）アクリル酸の製造方法
CN103864602B (zh) * 2014-04-03 2015-12-30 泰兴市裕廊化工有限公司 一种具有两套氧化一套精制的节能丙烯酸制备方法
FR3089222A1 (fr) * 2018-11-29 2020-06-05 Arkema France Purification de solutions aqueuses contenant du formaldehyde, et utilisation de la solution purifiee dans un procede de production d’acide acrylique

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52111986A (en) 1976-03-17 1977-09-20 Sumitomo Chem Co Ltd Preparation of sodium polyacrylate
JPS57158201A (en) 1981-03-26 1982-09-30 Toyo Eng Corp High-molecular substance and production of liquid product containing same
TW295580B (fr) * 1992-01-09 1997-01-11 Nippon Catalytic Chem Ind
JP3219295B2 (ja) * 1992-03-04 2001-10-15 株式会社日本触媒 ポリカルボン酸（塩）溶液の濃縮方法および連続濃縮方法
JP3028925B2 (ja) * 1995-12-05 2000-04-04 株式会社日本触媒 アクリル酸の製造方法
TW473485B (en) 1997-12-10 2002-01-21 Nippon Catalytic Chem Ind The production process of a water-absorbent resin
JP3934293B2 (ja) * 1999-11-05 2007-06-20 株式会社日本触媒 アクリル酸の製造方法およびアクリル酸の製造装置

Also Published As

Publication number Publication date
TW200400937A (en) 2004-01-16
US20030181621A1 (en) 2003-09-25
MY129700A (en) 2007-04-30
BRPI0300726B1 (pt) 2018-11-27
BRPI0300726B8 (pt) 2019-08-06
EP1346974A2 (fr) 2003-09-24
JP2003268011A (ja) 2003-09-25
US7038081B2 (en) 2006-05-02
TWI276624B (en) 2007-03-21
EP1346974A3 (fr) 2003-11-05
JP3905781B2 (ja) 2007-04-18
CN1445250A (zh) 2003-10-01
CN1324057C (zh) 2007-07-04
EP1346974B1 (fr) 2014-08-20
BR0300726A (pt) 2005-06-07
SA03240047B1 (ar) 2007-03-11

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