NL189302C - Process for the preparation of aqueous solutions of polyacrylic acids, of copolymers of these compounds and of their corresponding salts. - Google Patents

Process for the preparation of aqueous solutions of polyacrylic acids, of copolymers of these compounds and of their corresponding salts.

Info

Publication number
NL189302C
NL189302C NLAANVRAGE8602944,A NL8602944A NL189302C NL 189302 C NL189302 C NL 189302C NL 8602944 A NL8602944 A NL 8602944A NL 189302 C NL189302 C NL 189302C
Authority
NL
Netherlands
Prior art keywords
copolymers
compounds
preparation
aqueous solutions
polyacrylic acids
Prior art date
Application number
NLAANVRAGE8602944,A
Other languages
Dutch (nl)
Other versions
NL189302B (en
NL8602944A (en
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 NL8602944A publication Critical patent/NL8602944A/en
Publication of NL189302B publication Critical patent/NL189302B/en
Application granted granted Critical
Publication of NL189302C publication Critical patent/NL189302C/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)
NLAANVRAGE8602944,A 1985-11-20 1986-11-19 Process for the preparation of aqueous solutions of polyacrylic acids, of copolymers of these compounds and of their corresponding salts. NL189302C (en)

Applications Claiming Priority (2)

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

Publications (3)

Publication Number Publication Date
NL8602944A NL8602944A (en) 1987-06-16
NL189302B NL189302B (en) 1992-10-01
NL189302C true NL189302C (en) 1993-03-01

Family

ID=8490223

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE8602944,A NL189302C (en) 1985-11-20 1986-11-19 Process for the preparation of aqueous solutions of polyacrylic acids, of copolymers of these compounds and of their corresponding 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
EP0942015B1 (en) * 1998-03-06 2004-05-12 Nippon Shokubai Co., Ltd. (Meth)acrylic acid polymer and manufacturing method thereof
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
DE3031672A1 (en) * 1979-08-24 1981-06-11 Rhône-Poulenc Industries, 75008 Paris METHOD FOR PRODUCING AQUEOUS SOLUTIONS OF POLYACRYLIC ACIDS OF LOW MOLECULAR WEIGHT

Also Published As

Publication number Publication date
CH670647A5 (en) 1989-06-30
DE3638222C2 (en) 1996-02-22
BE905762A (en) 1987-03-16
NL189302B (en) 1992-10-01
FI864528A0 (en) 1986-11-07
FI864528A (en) 1987-05-21
FI91161B (en) 1994-02-15
FR2590261A1 (en) 1987-05-22
FR2590261B1 (en) 1989-03-03
ES8604997A1 (en) 1986-03-01
ES549073A0 (en) 1986-03-01
FI91161C (en) 1994-05-25
NL8602944A (en) 1987-06-16
DE3638222A1 (en) 1987-05-21

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee

Effective date: 20000601