NL189302C - Werkwijze ter bereiding van waterige oplossingen van polyacrylzuren, van copolymeren van deze verbindingen en van hun overeenkomstige zouten. - Google Patents
Werkwijze ter bereiding van waterige oplossingen van polyacrylzuren, van copolymeren van deze verbindingen en van hun overeenkomstige zouten.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
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES549073A ES8604997A1 (es) | 1985-11-20 | 1985-11-20 | Procedimiento para la obtencion de soluciones acuosas de acidos poliacrilicos,copolimeros de los mismos y sus sales correspondientes |
ES549073 | 1985-11-20 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL8602944A NL8602944A (nl) | 1987-06-16 |
NL189302B NL189302B (nl) | 1992-10-01 |
NL189302C true NL189302C (nl) | 1993-03-01 |
Family
ID=8490223
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE8602944,A NL189302C (nl) | 1985-11-20 | 1986-11-19 | Werkwijze ter bereiding van waterige oplossingen van polyacrylzuren, van copolymeren van deze verbindingen en van hun overeenkomstige zouten. |
Country Status (7)
Country | Link |
---|---|
BE (1) | BE905762A (fi) |
CH (1) | CH670647A5 (fi) |
DE (1) | DE3638222C2 (fi) |
ES (1) | ES8604997A1 (fi) |
FI (1) | FI91161C (fi) |
FR (1) | FR2590261B1 (fi) |
NL (1) | NL189302C (fi) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0830098B2 (ja) * | 1987-07-16 | 1996-03-27 | 日本合成化学工業株式会社 | 高吸水性樹脂の製造法 |
ES2050617B1 (es) * | 1992-10-22 | 1994-12-16 | Miret Lab | Soluciones acuosas de polimeros acrilicos. |
DE4419568A1 (de) * | 1994-06-03 | 1995-12-07 | Henkel Kgaa | Verfahren zur Herstellung niedermolekularer Polyacrylsäuren mit enger Molekulargewichtsverteilung im Rohrreaktor |
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 (de) | 2000-03-29 | 2001-10-04 | Basf Ag | Verfahren zur Modifizierung von Säuregruppen enthaltenden Polymerisaten |
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 (zh) * | 2011-12-23 | 2013-06-26 | 何寒 | 一种手工可生产保水剂的技术工艺 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD124652A1 (fi) * | 1975-12-31 | 1977-03-09 | ||
BR8000357A (pt) * | 1979-01-22 | 1980-10-07 | Rohm & Haas | Processo para preparacao de um polimero hidro-soluvel tendo um peso molecular de ate cerca de 50.000 |
DE3031672A1 (de) * | 1979-08-24 | 1981-06-11 | Rhône-Poulenc Industries, 75008 Paris | Verfahren zur herstellung von waessrigen loesungen von polyacrylsaeuren von niedrigem molekulargewicht |
-
1985
- 1985-11-20 ES ES549073A patent/ES8604997A1/es not_active Expired
-
1986
- 1986-11-07 FI FI864528A patent/FI91161C/fi not_active IP Right Cessation
- 1986-11-08 DE DE3638222A patent/DE3638222C2/de not_active Expired - Fee Related
- 1986-11-14 FR FR868615889A patent/FR2590261B1/fr not_active Expired
- 1986-11-17 BE BE0/217414A patent/BE905762A/fr not_active IP Right Cessation
- 1986-11-19 NL NLAANVRAGE8602944,A patent/NL189302C/xx not_active IP Right Cessation
- 1986-11-20 CH CH4654/86A patent/CH670647A5/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CH670647A5 (fi) | 1989-06-30 |
DE3638222A1 (de) | 1987-05-21 |
FI91161C (fi) | 1994-05-25 |
FI864528A0 (fi) | 1986-11-07 |
FR2590261B1 (fr) | 1989-03-03 |
DE3638222C2 (de) | 1996-02-22 |
ES549073A0 (es) | 1986-03-01 |
ES8604997A1 (es) | 1986-03-01 |
FR2590261A1 (fr) | 1987-05-22 |
NL189302B (nl) | 1992-10-01 |
BE905762A (fr) | 1987-03-16 |
NL8602944A (nl) | 1987-06-16 |
FI91161B (fi) | 1994-02-15 |
FI864528A (fi) | 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 |