FR2373566A1 - Procede de preparation de polyacrylonitriles a poids moleculaires peu eleves - Google Patents
Procede de preparation de polyacrylonitriles a poids moleculaires peu elevesInfo
- Publication number
- FR2373566A1 FR2373566A1 FR7736818A FR7736818A FR2373566A1 FR 2373566 A1 FR2373566 A1 FR 2373566A1 FR 7736818 A FR7736818 A FR 7736818A FR 7736818 A FR7736818 A FR 7736818A FR 2373566 A1 FR2373566 A1 FR 2373566A1
- Authority
- FR
- France
- Prior art keywords
- molecular weight
- low molecular
- preparing
- polyacrylonitrils
- hydroxylammonium
- 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.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 abstract 1
- 239000003638 chemical reducing agent Substances 0.000 abstract 1
- 239000002270 dispersing agent Substances 0.000 abstract 1
- 150000002429 hydrazines Chemical class 0.000 abstract 1
- RBLWMQWAHONKNC-UHFFFAOYSA-N hydroxyazanium Chemical compound O[NH3+] RBLWMQWAHONKNC-UHFFFAOYSA-N 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 229920002239 polyacrylonitrile Polymers 0.000 abstract 1
- 239000003505 polymerization initiator Substances 0.000 abstract 1
- 230000000379 polymerizing effect Effects 0.000 abstract 1
- 238000007127 saponification reaction Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-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
- C08F20/42—Nitriles
- C08F20/44—Acrylonitrile
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762655714 DE2655714B2 (de) | 1976-12-09 | 1976-12-09 | Verfahren zur Herstellung von niedermolekularen Polyacrylnitrilen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2373566A1 true FR2373566A1 (fr) | 1978-07-07 |
| FR2373566B3 FR2373566B3 (https=) | 1980-08-08 |
Family
ID=5995033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7736818A Granted FR2373566A1 (fr) | 1976-12-09 | 1977-12-07 | Procede de preparation de polyacrylonitriles a poids moleculaires peu eleves |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT361709B (https=) |
| BE (1) | BE860352A (https=) |
| DE (1) | DE2655714B2 (https=) |
| DK (1) | DK548677A (https=) |
| FR (1) | FR2373566A1 (https=) |
| GB (1) | GB1551021A (https=) |
| IT (1) | IT1085042B (https=) |
| NL (1) | NL7713394A (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0603677A3 (en) * | 1992-12-23 | 1994-08-24 | Wolff Walsrode Ag | Process for the manufacture of low molecular weight polymers of acrylonitrile and the use thereof. |
-
1976
- 1976-12-09 DE DE19762655714 patent/DE2655714B2/de not_active Withdrawn
-
1977
- 1977-09-21 IT IT2780177A patent/IT1085042B/it active
- 1977-10-31 BE BE182242A patent/BE860352A/xx unknown
- 1977-11-25 GB GB4911977A patent/GB1551021A/en not_active Expired
- 1977-12-02 NL NL7713394A patent/NL7713394A/xx not_active Application Discontinuation
- 1977-12-07 AT AT878277A patent/AT361709B/de not_active IP Right Cessation
- 1977-12-07 FR FR7736818A patent/FR2373566A1/fr active Granted
- 1977-12-08 DK DK548677A patent/DK548677A/da unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0603677A3 (en) * | 1992-12-23 | 1994-08-24 | Wolff Walsrode Ag | Process for the manufacture of low molecular weight polymers of acrylonitrile and the use thereof. |
| US5393845A (en) * | 1992-12-23 | 1995-02-28 | Wolff Walsrode Ag | Process for the production of low molecular weight acrylonitrile polymers and their use |
Also Published As
| Publication number | Publication date |
|---|---|
| DK548677A (da) | 1978-06-10 |
| ATA878277A (de) | 1980-08-15 |
| IT1085042B (it) | 1985-05-28 |
| NL7713394A (nl) | 1978-06-13 |
| FR2373566B3 (https=) | 1980-08-08 |
| GB1551021A (en) | 1979-08-22 |
| DE2655714B2 (de) | 1979-10-25 |
| DE2655714A1 (de) | 1978-06-22 |
| AT361709B (de) | 1981-03-25 |
| BE860352A (fr) | 1978-02-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |