BE622672A - - Google Patents
Info
- Publication number
- BE622672A BE622672A BE622672DA BE622672A BE 622672 A BE622672 A BE 622672A BE 622672D A BE622672D A BE 622672DA BE 622672 A BE622672 A BE 622672A
- Authority
- BE
- Belgium
- Prior art keywords
- emi
- water
- groups
- copolymer
- insoluble
- Prior art date
Links
- 229920001577 copolymer Polymers 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims 2
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Natural products CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 claims 1
- KXDHJXZQYSOELW-UHFFFAOYSA-N Carbamic acid Chemical group NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 claims 1
- 150000001298 alcohols Chemical class 0.000 claims 1
- 239000003513 alkali Substances 0.000 claims 1
- 125000003368 amide group Chemical group 0.000 claims 1
- 239000007864 aqueous solution Substances 0.000 claims 1
- 230000002209 hydrophobic effect Effects 0.000 claims 1
- 239000000243 solution Substances 0.000 claims 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 229910021529 ammonia Inorganic materials 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 229920002521 macromolecule Polymers 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 159000000011 group IA salts Chemical class 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229920001600 hydrophobic polymer Chemical group 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000004584 polyacrylic acid Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 238000010992 reflux Methods 0.000 description 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
- C08F8/00—Chemical modification by after-treatment
Landscapes
- Chemical & Material Sciences (AREA)
- General 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)
Description
"Procédé de préparation de copolymères contenant des groupe*
<EMI ID=1.1>
L'objet de la présente invention est un procédé
<EMI ID=2.1>
que$ dont les sels Alcalins et d'ammonium sont hydrosolubles,
à partir de copolymères peu solubles dans l'eau*
Selon les procédés connus jusqu'ici on peut, en
<EMI ID=3.1> boxyliquea suivant deux méthodes
1) par copolymérisation de composés insaturés avec des acides
<EMI ID=4.1>
mères, qui conservent la structure essentielle de la macromolécule, réactions dites topochimiques, ces réactions se
<EMI ID=5.1>
liques d'alcool à bas poids moléculaire ou de copolymères de tels esters acryliques*
<EMI ID=6.1>
talité, en acide polyacrylique correspondant.
<EMI ID=7.1>
boxyliquee, à l'aide de composés alcalins, les éléments essentiels de la structure de la. macromolécule restant inaltérée*
<EMI ID=8.1> i <EMI ID=9.1>
de carbone.
Comme composée alcalins on utilise des hydroxyde* alcalins ou des amines ou des sels d'ammonium quaternaires de
<EMI ID=10.1>
<EMI ID=11.1>
drolyse au ralentissement du courant d'ammoniaque.
La proportion d'ammoniaque libroqui reste dans la solution du produit 4 l'état dissous lorsque l'hydrolyse est terminée n'est pas gênante dans le traitement ultérieur de la solution,
Les solutions des copolymères hydrolyses sont, normalement, traitées avec des acides minéraux dilués, ce qui
<EMI ID=12.1>
pur et finement divisé.
Le procédé objet de Invention déplace fortement
<EMI ID=13.1>
du copolymère de départ.
La formation de troupes carboxylique% libres conduit à une bonne solubilité des produits, par exemple dans des mélangea d'eau et d'alcool.
<EMI ID=14.1>
des, ainsi qu'à motifs polymères hydrophobes.
D'un point de vue technique il est avantageux de combiner ces trois motifs polymères parce que lesdits groupes peuvent réagir ultérieurement les uns uvec les autres et/ou
-avec des composés fonctionnels ajoutés.
<EMI ID=15.1> <EMI ID=16.1>
pour les soins des cheveux.
le" exemples qui suivent illustrent la présente
<EMI ID=17.1>
t
<EMI ID=18.1>
284 parties d'eau,
On fait bouillir le Mélange pendant 7 heures au reflux, avec dégageaient d'ammoniaque à l'état gazeux.
Après refroidissement la charge est diluée avec un double volume d'eau et additionnée d'acide chlorhydrique
<EMI ID=19.1>
"Process for the preparation of copolymers containing groups *
<EMI ID = 1.1>
The object of the present invention is a process
<EMI ID = 2.1>
that $ whose alkaline and ammonium salts are water-soluble,
from poorly water-soluble copolymers *
According to the methods known hitherto it is possible, in
<EMI ID = 3.1> boxy following two methods
1) by copolymerization of unsaturated compounds with acids
<EMI ID = 4.1>
mothers, which retain the essential structure of the macromolecule, so-called topochemical reactions, these reactions are
<EMI ID = 5.1>
liquids of low molecular weight alcohol or copolymers of such acrylic esters *
<EMI ID = 6.1>
tality, in corresponding polyacrylic acid.
<EMI ID = 7.1>
boxyliquee, with the help of alkaline compounds, the essential elements of the structure of the. macromolecule remaining unaltered *
<EMI ID = 8.1> i <EMI ID = 9.1>
of carbon.
As alkaline compounds, alkali hydroxides * or amines or quaternary ammonium salts of
<EMI ID = 10.1>
<EMI ID = 11.1>
drolysis when the ammonia flow slows down.
The proportion of libro ammonia which remains in the solution of product 4 in the dissolved state when the hydrolysis is complete is not a problem in the subsequent treatment of the solution,
Solutions of the hydrolyzed copolymers are normally treated with dilute mineral acids, which
<EMI ID = 12.1>
pure and finely divided.
The process object of the invention strongly displaces
<EMI ID = 13.1>
of the starting copolymer.
The formation of% free carboxylic troops leads to good solubility of the products, for example in water and alcohol mixtures.
<EMI ID = 14.1>
des, as well as hydrophobic polymer units.
From a technical point of view it is advantageous to combine these three polymer units because said groups can subsequently react with each other and / or
-with added functional compounds.
<EMI ID = 15.1> <EMI ID = 16.1>
for hair care.
the "following examples illustrate the present
<EMI ID = 17.1>
t
<EMI ID = 18.1>
284 parts of water,
The mixture is boiled for 7 hours at reflux, with evolved gaseous ammonia.
After cooling, the charge is diluted with a double volume of water and added with hydrochloric acid
<EMI ID = 19.1>
Claims (1)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR909926A FR1334125A (en) | 1962-09-20 | 1962-09-20 | Process for the preparation of copolymers containing carboxylic groups |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE622672A true BE622672A (en) |
Family
ID=8787131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE622672D BE622672A (en) | 1962-09-20 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE622672A (en) |
| FR (1) | FR1334125A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012021154A (en) * | 2010-07-13 | 2012-02-02 | Dow Global Technologies Llc | Microbicidal coating |
-
0
- BE BE622672D patent/BE622672A/fr unknown
-
1962
- 1962-09-20 FR FR909926A patent/FR1334125A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012021154A (en) * | 2010-07-13 | 2012-02-02 | Dow Global Technologies Llc | Microbicidal coating |
Also Published As
| Publication number | Publication date |
|---|---|
| FR1334125A (en) | 1963-08-02 |
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