FI864528A - Process for preparing aqueous solutions of polyacrylic acids, their copolymers and salts - Google Patents

Process for preparing aqueous solutions of polyacrylic acids, their copolymers and salts Download PDF

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Publication number
FI864528A
FI864528A FI864528A FI864528A FI864528A FI 864528 A FI864528 A FI 864528A FI 864528 A FI864528 A FI 864528A FI 864528 A FI864528 A FI 864528A FI 864528 A FI864528 A FI 864528A
Authority
FI
Finland
Prior art keywords
copolymers
salts
aqueous solutions
polyacrylic acids
preparing aqueous
Prior art date
Application number
FI864528A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI91161C (en
FI864528A0 (en
FI91161B (en
Inventor
Agusti Contijoch Mestres
Original Assignee
Miret Lab
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 Miret Lab filed Critical Miret Lab
Publication of FI864528A0 publication Critical patent/FI864528A0/en
Publication of FI864528A publication Critical patent/FI864528A/en
Application granted granted Critical
Publication of FI91161B publication Critical patent/FI91161B/en
Publication of FI91161C publication Critical patent/FI91161C/en

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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Graft Or Block Polymers (AREA)
  • Polymerisation Methods In General (AREA)
FI864528A 1985-11-20 1986-11-07 Process for preparing aqueous solutions of polyacrylic acids, their copolymers and salts FI91161C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES549073 1985-11-20
ES549073A ES8604997A1 (en) 1985-11-20 1985-11-20 Acrylic acid (co)polymer (salt) prepn. in aq. medium

Publications (4)

Publication Number Publication Date
FI864528A0 FI864528A0 (en) 1986-11-07
FI864528A true FI864528A (en) 1987-05-21
FI91161B FI91161B (en) 1994-02-15
FI91161C FI91161C (en) 1994-05-25

Family

ID=8490223

Family Applications (1)

Application Number Title Priority Date Filing Date
FI864528A FI91161C (en) 1985-11-20 1986-11-07 Process for preparing aqueous solutions of polyacrylic acids, their copolymers and salts

Country Status (7)

Country Link
BE (1) BE905762A (en)
CH (1) CH670647A5 (en)
DE (1) DE3638222C2 (en)
ES (1) ES8604997A1 (en)
FI (1) FI91161C (en)
FR (1) FR2590261B1 (en)
NL (1) NL189302C (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0830098B2 (en) * 1987-07-16 1996-03-27 日本合成化学工業株式会社 Super absorbent resin manufacturing method
ES2050617B1 (en) * 1992-10-22 1994-12-16 Miret Lab AQUEOUS SOLUTIONS OF ACRYLIC POLYMERS.
DE4419568A1 (en) * 1994-06-03 1995-12-07 Henkel Kgaa Process for the production of low molecular weight polyacrylic acids with a narrow molecular weight distribution in a tubular reactor
DE69917106T2 (en) * 1998-03-06 2005-05-19 Nippon Shokubai Co. Ltd. (Meth) acrylic acid polymer and process for its preparation
US6297336B1 (en) * 1998-07-02 2001-10-02 Nippon Shokubai Co., Ltd. Detergent builder, production process therefor, and poly(meth)acrylic acid (or salt) polymer and use thereof
DE10015135A1 (en) * 2000-03-29 2001-10-04 Basf Ag Process for modifying polymers containing acid groups
US6998453B2 (en) 2001-10-03 2006-02-14 Nippon Shokubai Co., Ltd. (Meth)acrylic acid type polymer and unsaturated polyalkylene glycol type copolymer, and methods for production thereof
CN103172784A (en) * 2011-12-23 2013-06-26 何寒 Technical process capable of manually producing water-retaining agent

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD124652A1 (en) * 1975-12-31 1977-03-09
BR8000357A (en) * 1979-01-22 1980-10-07 Rohm & Haas PROCESS FOR THE PREPARATION OF A HYDRO-SOLUBLE POLYMER HAVING A MOLECULAR WEIGHT OF UP TO ABOUT 50,000
BR8005327A (en) * 1979-08-24 1981-03-04 Rhone Poulenc Ind PROCESS OF PREPARING AQUEOUS SOLUTIONS OF POLYACRYLIC ACIDS FROM WEAK MOLECULAR MASSES, OR THEIR WATER SOLUTIONS AND SOLUTIONS OBTAINED BY THE PROCESS

Also Published As

Publication number Publication date
CH670647A5 (en) 1989-06-30
ES549073A0 (en) 1986-03-01
FR2590261A1 (en) 1987-05-22
BE905762A (en) 1987-03-16
FI91161C (en) 1994-05-25
DE3638222A1 (en) 1987-05-21
NL8602944A (en) 1987-06-16
NL189302B (en) 1992-10-01
FI864528A0 (en) 1986-11-07
FI91161B (en) 1994-02-15
FR2590261B1 (en) 1989-03-03
NL189302C (en) 1993-03-01
DE3638222C2 (en) 1996-02-22
ES8604997A1 (en) 1986-03-01

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Legal Events

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BB Publication of examined application
MM Patent lapsed

Owner name: LABORATORIOS MIRET, S.A.