ES8503695A1 - Un procedimiento para preparar un polimero soluble en agua. - Google Patents

Un procedimiento para preparar un polimero soluble en agua.

Info

Publication number
ES8503695A1
ES8503695A1 ES523301A ES523301A ES8503695A1 ES 8503695 A1 ES8503695 A1 ES 8503695A1 ES 523301 A ES523301 A ES 523301A ES 523301 A ES523301 A ES 523301A ES 8503695 A1 ES8503695 A1 ES 8503695A1
Authority
ES
Spain
Prior art keywords
molecular weight
weight distribution
polymers
gives
narrow molecular
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
Application number
ES523301A
Other languages
English (en)
Other versions
ES523301A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Solvay Solutions UK Ltd
Original Assignee
Albright and Wilson Ltd
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 Albright and Wilson Ltd filed Critical Albright and Wilson Ltd
Publication of ES523301A0 publication Critical patent/ES523301A0/es
Publication of ES8503695A1 publication Critical patent/ES8503695A1/es
Expired legal-status Critical Current

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24—Stationary reactors without moving elements inside
    • B01J19/2415—Tubular reactors
    • B01J19/2435—Loop-type reactors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)

Abstract

PROCEDIMIENTO PARA LA PREPARACION DE POLIACRILATOS SOLUBLES EN AGUA.CONSISTE EN QUE: A) UN COMPONENTE MONOMERO, QUE COMPRENDE EL 70 MOLAR DE ACIDO ACRILICO Y HASTA EL 30 MOLAR DE UN MONOMERO COPOLIMERIZABLE, UN INICIADOR DE RADICALES LIBRES Y UN FINALIZADOR DE CADENA DE RADICALES LIBRES SE MEZCLAN CON UNA MEZCLA RECICLADA QUE COMPRENDE UN POLIMERO SOLUBLE EN AGUA DEL COMPONENTE MONOMERICO; Y B) SOMETER A REACCION ESTOS COMPUESTOS PARA FORMAR UNA MEZCLA DE REACCION ACUOSA, Y UNA PARTE DEL PRODUCTO DE DICHA MEZCLA DE REACCION SE SEPARA EN FORMA DE UNA SOLUCION DE PRODUCTO POLIMERICO SOLUBLE EN AGUA LIBERANDO UNA PARTE RESTANTE LA CUAL SE RECICLA EN FORMA DE LA MEZCLA ACUOSA RECICLADA PARA MEZCLARLA DE NUEVO CON EL COMPONENTE MONOMERICO INICIADOR Y FINALIZADOR, ENFRIANDOSE LA MEZCLA DE REACCION ACUOSA Y/O LA PARTE RESTANTE.TIENE APLICACION EN EL TRATAMIENTO DEL AGUA, INHIBICION DE LAS INCRUSTACIONES Y COMO DISPERSANTES.
ES523301A 1982-06-16 1983-06-15 Un procedimiento para preparar un polimero soluble en agua. Expired ES8503695A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8217375 1982-06-16

Publications (2)

Publication Number Publication Date
ES523301A0 ES523301A0 (es) 1985-03-01
ES8503695A1 true ES8503695A1 (es) 1985-03-01

Family

ID=10531065

Family Applications (1)

Application Number Title Priority Date Filing Date
ES523301A Expired ES8503695A1 (es) 1982-06-16 1983-06-15 Un procedimiento para preparar un polimero soluble en agua.

Country Status (9)

Country Link
EP (1) EP0097495B1 (es)
AT (1) ATE22093T1 (es)
AU (1) AU562952B2 (es)
DE (1) DE3366056D1 (es)
DK (1) DK274983A (es)
ES (1) ES8503695A1 (es)
FR (1) FR2528856B1 (es)
GB (1) GB2122628B (es)
IT (1) IT1162878B (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE66939T1 (de) * 1985-06-24 1991-09-15 American Colloid Co Verfahren zur herstellung wasserabsorbierender harze.
DE3624813A1 (de) * 1986-07-23 1988-03-10 Stockhausen Chem Fab Gmbh Amphotere wasserloesliche polymere, verfahren zu ihrer herstellung und ihre verwendung als dispergierhilfsmittel
US5055540A (en) * 1990-02-06 1991-10-08 Rohm And Haas Company Process for efficient molecular weight control in copolymerization
US5401807A (en) * 1992-10-08 1995-03-28 Rohm And Haas Company Process of increasing the molecular weight of water soluble acrylate polymers by chain combination
MXPA06009849A (es) * 2005-08-31 2007-03-21 Nippon Catalytic Chem Ind Metodo de produccion continuo de polimero soluble en agua y polimero soluble en agua.
KR101783494B1 (ko) 2009-11-04 2017-09-29 바스프 에스이 폴리아크릴산 수용액의 제조 방법
RU2629953C2 (ru) 2010-12-17 2017-09-05 Басф Се Стабильные полиакриловые кислоты, их изготовление и их применение
CN105949361B (zh) * 2016-06-15 2018-04-13 湖州超能生化有限公司 一种固态聚丙烯酸钠的制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6800419A (es) * 1967-01-17 1968-07-18
US3665035A (en) * 1969-08-18 1972-05-23 Milchem Inc Acrylic composition for water treatment and process for making same
DE2343871A1 (de) * 1973-08-31 1975-04-03 Basf Ag Verfahren zur herstellung von einheitlichen polymerisaten.
US4196272A (en) * 1978-11-27 1980-04-01 Nalco Chemical Company Continuous process for the preparation of an acrylic acid-methyl acrylate copolymer in a tubular reactor

Also Published As

Publication number Publication date
DE3366056D1 (en) 1986-10-16
FR2528856B1 (fr) 1987-05-22
DK274983D0 (da) 1983-06-15
GB2122628B (en) 1985-07-24
ES523301A0 (es) 1985-03-01
IT8367663A0 (it) 1983-06-15
IT1162878B (it) 1987-04-01
ATE22093T1 (de) 1986-09-15
GB2122628A (en) 1984-01-18
EP0097495B1 (en) 1986-09-10
FR2528856A1 (fr) 1983-12-23
EP0097495A1 (en) 1984-01-04
DK274983A (da) 1983-12-17
AU562952B2 (en) 1987-06-25
AU1580783A (en) 1983-12-22
GB8316448D0 (en) 1983-07-20

Similar Documents

Publication Publication Date Title
PH30160A (en) Process for efficient utilization of chain transfer agent
DE3372619D1 (en) Process for production of sterically stabilised, wholly non-charged aqueous polymer dispersions
GB1511821A (en) Bulk polymerisation process using uv light
ES8503695A1 (es) Un procedimiento para preparar un polimero soluble en agua.
EP0205910A3 (en) Process for the preparation of water soluble powdery polymers, and their use
AU648559B2 (en) Cross-linked polymers of ethylenically unsaturated acids and their use in the production of hygiene articles
GB1405693A (en) Methacrylate/acrylate polymers
JPS5672005A (en) Production of polymeric material having high water absorptivity
ES8207558A1 (es) Un procedimiento continuo de polimerizacion para preparar polimeros y copolimeros de monomeros etilenicamente insatu- rados,solubles en agua
JPS5536273A (en) Production of macromolecular material with high water-absorbing property
JPS5454188A (en) Continuous preparation of methyl methacrylate syrup
ES444331A1 (es) Un procedimiento para evitar la incrustacion de los reacto- res en el curso de la polimerizacion por radicales de mono- meros etilenicamente insaturados.
ES2000881A6 (es) Procedimiento y reactor de polimerizacion en suspension de fluoroetilenos.
JPS5410387A (en) Preparation of water-soluble polymer gel
JPS57149308A (en) Molecular weight control of styrenesulfonate polymer
AU536206B2 (en) Ethylene polymerisation apparatus
JPS56136801A (en) Preparation of aqueous emulsion of polymer
JPS56115694A (en) Water treating chemical
JPS5271586A (en) Production of high molecular weight cationic polymer
JPS5455090A (en) Continuous preparation of methyl methacrylate resin sheet
ES2005448A6 (es) Procedimiento de obtencion de polimeros, con una polidispersidad que se aproxima opcionalmente a la teorica y sustituidos por grupos funcionales en posiciones alfa, omega, por medio de polimerizacion radical.
ES486863A1 (es) Procedimiento para la polimerizacion radical o endurecimien-to de compuestos o composiciones mono-o polisaturados
ES2023297A6 (es) Metodo para preparar polimeros de acidos estiren-fosfonicos o sus copolimeros con al menos otro monomero polimerizable etilenicamente insaturado
JPS5499187A (en) Fluorine-containing copolymer
TH19564A (th) การใช้เพอร์ออกซิแอซิคเป็นสารควบคุมน้ำหนักโมเลกุล