ES2114554T3 - Polimeros absorbentes, procedimiento para su preparacion y su utilizacion en articulos de higiene. - Google Patents
Polimeros absorbentes, procedimiento para su preparacion y su utilizacion en articulos de higiene.Info
- Publication number
- ES2114554T3 ES2114554T3 ES92402690T ES92402690T ES2114554T3 ES 2114554 T3 ES2114554 T3 ES 2114554T3 ES 92402690 T ES92402690 T ES 92402690T ES 92402690 T ES92402690 T ES 92402690T ES 2114554 T3 ES2114554 T3 ES 2114554T3
- Authority
- ES
- Spain
- Prior art keywords
- water
- phase
- boiling
- acrylic acid
- obtaining
- 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 - Lifetime
Links
- 230000002745 absorbent Effects 0.000 title abstract 3
- 239000002250 absorbent Substances 0.000 title abstract 3
- 229920000642 polymer Polymers 0.000 title abstract 2
- 238000002360 preparation method Methods 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 5
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical compound OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 abstract 4
- 239000012071 phase Substances 0.000 abstract 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 abstract 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- 238000010533 azeotropic distillation Methods 0.000 abstract 2
- 238000009835 boiling Methods 0.000 abstract 2
- 238000006116 polymerization reaction Methods 0.000 abstract 2
- XLYOFNOQVPJJNP-PWCQTSIFSA-N Tritiated water Chemical compound [3H]O[3H] XLYOFNOQVPJJNP-PWCQTSIFSA-N 0.000 abstract 1
- 238000013019 agitation Methods 0.000 abstract 1
- 239000008346 aqueous phase Substances 0.000 abstract 1
- 239000000084 colloidal system Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- ZXKXJHAOUFHNAS-UHFFFAOYSA-N fenfluramine hydrochloride Chemical compound [Cl-].CC[NH2+]C(C)CC1=CC=CC(C(F)(F)F)=C1 ZXKXJHAOUFHNAS-UHFFFAOYSA-N 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 230000002209 hydrophobic effect Effects 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000000178 monomer Substances 0.000 abstract 1
- 239000003960 organic solvent Substances 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 abstract 1
- 150000003254 radicals Chemical class 0.000 abstract 1
- 239000012429 reaction media Substances 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
- KUAZQDVKQLNFPE-UHFFFAOYSA-N thiram Chemical compound CN(C)C(=S)SSC(=S)N(C)C KUAZQDVKQLNFPE-UHFFFAOYSA-N 0.000 abstract 1
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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/18—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing inorganic materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Hematology (AREA)
- Inorganic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Polymerisation Methods In General (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Silicon Polymers (AREA)
Abstract
POLIMEROS ABSORBENTES, RETICULADOS, HIDROFOBOS, INSOLUBLES EN EL AGUA, EN FORMA DE MICROPERLAS, A BASE SE SILICE Y DE ACIDO ACRILICO PARCIALMENTE SALIFICADO POR UN METAL ALCALINO CARACTERIZADO POR EL HECHO DE QUE PUEDEN OBTENERSE POR UN PROCESO DE POLIMERIZACION EN SUSPENSION DE AGUA EN ACEITE EN EL QUE SE INTRODUCE LENTAMENTE, BAJO AGITACION, EN UNA FASE DE ACEITE PERFECTAMENTE DESOXIGENADA MANTENIDA EN EBULLICION Y QUE CONTIENE UN COLOIDE PROTECTOR, UNA FASE ACUOSA OBTENIDA EXTEMPORANEAMENTE A PARTIR, POR UNA PARTE, DE UNA SOLUCION ACUOSA QUE CONTIENE UNO O VARIOS CEBADORES DE POLIMERIZACION HIDROSOLUBLES, GENERADORES DE RADICALES LIBRES, Y POR OTRA PARTE, UNA FASE ACUOSA QUE CONTIENE A UNA CONCENTRACION DE 50 (MAS MENOS) 15% EN PESO UNA MEZCLA QUE CONTIENE PONDERALMENTE DE 2 A 25% DE SILICE COLOIDAL Y DE 98 A 75% DE ACIDO ACRILICO DE LOS QUE 60 A 80% ESTAN SALIFICADOS POR UN METAL ALCALINO, CON UNA RELACION PONDERAL DE FASE ACUOSA SOBRE FASE DE ACEITE COMPRENDIDA ENTRE 0,8 Y 1,2, Y A CONTINUACION LA REACCION DE POLIMERIZACION SE ACABA, SE ELIMINA POR DESTILACION AZEOTROPICA CON RECICLADO SOLVENTE ORGANICO DE 15 A 55% DE AGUA PRESENTE , SE INTRODUCE DESPUES EN EL MEDIO DE REACCION A LA EBULLICION DE 0,01 A 0,06 EN PROPORCIONES MOLARES RESPECTO DE LOS MONOMEROS HASTA LA OBTENCION DE ETILENOGLICOL DIGLICIDIL ETER Y SE CONTINUA LA DESTILACION AZEOTROPICA DEL AGUA RESIDUAL HASTA LA OBTENCION DE UNA SUSPENSION QUE PRESENTA UNA TASA DE SEQUEDAD DE 85 (MAS MENOS) 10% Y SE AISLA POR FIN POR FILTRACION EL POLIMERO DESEADO; APLICACION COMO COMPUESTO ABSORBENTE Y EN UN ARTICULO DE HIGIENE Y PROCESO DE PREPARACION.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9112552A FR2682390B1 (fr) | 1991-10-11 | 1991-10-11 | Nouveaux polymeres absorbants, procede de fabrication et leur application notamment aux articles d'hygiene. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2114554T3 true ES2114554T3 (es) | 1998-06-01 |
Family
ID=9417827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES92402690T Expired - Lifetime ES2114554T3 (es) | 1991-10-11 | 1992-10-02 | Polimeros absorbentes, procedimiento para su preparacion y su utilizacion en articulos de higiene. |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5258448A (es) |
| EP (1) | EP0537053B1 (es) |
| JP (1) | JPH05239122A (es) |
| CA (1) | CA2079857A1 (es) |
| DE (1) | DE69224257T2 (es) |
| ES (1) | ES2114554T3 (es) |
| FR (1) | FR2682390B1 (es) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4333056C2 (de) * | 1993-09-29 | 1998-07-02 | Stockhausen Chem Fab Gmbh | Pulverförmige, wäßrige Flüssigkeiten absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung als Absorptionsmittel |
| US5849816A (en) * | 1994-08-01 | 1998-12-15 | Leonard Pearlstein | Method of making high performance superabsorbent material |
| US5549590A (en) * | 1994-08-01 | 1996-08-27 | Leonard Pearlstein | High performance absorbent particles and methods of preparation |
| AU2966395A (en) * | 1994-08-01 | 1996-03-04 | Leonard Pearlstein | High performance superabsorbent material and absorbent devices containing the same |
| DE69934536T2 (de) | 1998-04-09 | 2007-10-04 | Nippon Shokubai Co. Ltd. | Vernetzes Polymerteilchen und Verfahren zu seiner Herstellung und Verwendung |
| GB9820573D0 (en) * | 1998-09-22 | 1998-11-11 | Ind Zeolite Uk Ltd | Water absorbing composition |
| US6410634B2 (en) * | 1998-12-23 | 2002-06-25 | Mannington Mills, Inc. | Low gloss polish formulations |
| JP3705003B2 (ja) | 1999-04-07 | 2005-10-12 | 三菱化学株式会社 | 重合体溶液の製造方法 |
| JP4749642B2 (ja) * | 1999-09-08 | 2011-08-17 | 株式会社日本触媒 | 多孔質架橋重合体の製造方法 |
| JP4141829B2 (ja) * | 2000-07-18 | 2008-08-27 | 三洋化成工業株式会社 | 吸収剤及びその製造方法、吸収性構造物、吸収性物品 |
| US6906159B2 (en) * | 2000-08-03 | 2005-06-14 | Nippon Shokubai Co., Ltd. | Water-absorbent resin, hydropolymer, process for producing them, and uses of them |
| CN1711599A (zh) | 2002-11-18 | 2005-12-21 | 旭硝子株式会社 | 有具有表面润滑性的硬涂层的光盘 |
| KR20050075362A (ko) | 2002-11-18 | 2005-07-20 | 아사히 가라스 가부시키가이샤 | 피지 오염 방지성이 부여된 하드 코트층을 갖는 광디스크 |
| US8252339B2 (en) * | 2006-04-11 | 2012-08-28 | Massachusetts Institute Of Technology | Medical treatment applications of swellable and deformable microspheres |
| JP5679661B2 (ja) * | 2007-01-11 | 2015-03-04 | ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ | 懸濁重合による吸水性ポリマー粒子を製造する方法 |
| KR102566286B1 (ko) | 2017-12-11 | 2023-08-11 | 주식회사 엘지화학 | 고흡수성 수지 및 이의 제조 방법 |
| US11931718B2 (en) | 2018-03-28 | 2024-03-19 | Sumitomo Seika Chemicals Co., Ltd. | Water-absorbing resin particles |
| CN109575350B (zh) * | 2018-11-20 | 2021-04-20 | 万华化学集团股份有限公司 | 一种制备高通液性吸水性树脂的方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2126591B (en) * | 1982-09-02 | 1986-07-30 | Kao Corp | Process for producing highly water absorptive polymer |
| JPS6233539A (ja) * | 1985-08-06 | 1987-02-13 | Res Dev Corp Of Japan | 尿素吸着剤 |
| US4735987A (en) * | 1986-03-25 | 1988-04-05 | Osaka Yuki Kagaku Kogyo Kabushiki Kaisha | Method for manufacture of high-expansion type absorbent polymer |
| FR2614027B1 (fr) * | 1987-04-14 | 1989-08-18 | Hoechst France | Polymere hydrophile a base d'acide acrylique et d'acrylate de metal alcalin, son procede de preparation et son application comme agent absorbant, en particulier d'une solution physiologique |
| FR2644467B1 (fr) * | 1989-03-16 | 1991-07-12 | Hoechst Ag | Polymere hydrophile a base d'acide acrylique et d'acrylate de metal alcalin, son procede de preparation et son application comme agent absorbant, en particulier comme agent absorbant pour articles d'hygiene |
| FR2661912B1 (fr) * | 1990-05-14 | 1994-05-13 | Hoechst Ste Francaise | Nouveaux polymeres absorbants, leur procede de fabrication et leur application. |
-
1991
- 1991-10-11 FR FR9112552A patent/FR2682390B1/fr not_active Expired - Fee Related
-
1992
- 1992-10-02 EP EP92402690A patent/EP0537053B1/fr not_active Expired - Lifetime
- 1992-10-02 ES ES92402690T patent/ES2114554T3/es not_active Expired - Lifetime
- 1992-10-02 DE DE69224257T patent/DE69224257T2/de not_active Expired - Lifetime
- 1992-10-05 CA CA002079857A patent/CA2079857A1/fr not_active Abandoned
- 1992-10-06 US US07/957,006 patent/US5258448A/en not_active Expired - Fee Related
- 1992-10-07 JP JP4268360A patent/JPH05239122A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP0537053A1 (fr) | 1993-04-14 |
| CA2079857A1 (fr) | 1993-04-12 |
| DE69224257T2 (de) | 1998-07-09 |
| DE69224257D1 (de) | 1998-03-05 |
| EP0537053B1 (fr) | 1998-01-28 |
| JPH05239122A (ja) | 1993-09-17 |
| US5258448A (en) | 1993-11-02 |
| FR2682390B1 (fr) | 1994-01-14 |
| FR2682390A1 (fr) | 1993-04-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG2A | Definitive protection |
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