BE866224A - Procede de fabrication de sels de polymeres hydroxycarboxyles de masse moleculaire reduite - Google Patents
Procede de fabrication de sels de polymeres hydroxycarboxyles de masse moleculaire reduiteInfo
- Publication number
- BE866224A BE866224A BE1008852A BE1008852A BE866224A BE 866224 A BE866224 A BE 866224A BE 1008852 A BE1008852 A BE 1008852A BE 1008852 A BE1008852 A BE 1008852A BE 866224 A BE866224 A BE 866224A
- Authority
- BE
- Belgium
- Prior art keywords
- hydroxycarboxyl
- polymers
- molecular mass
- reduced molecular
- salts
- Prior art date
Links
- -1 HYDROXYCARBOXYL Chemical class 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 229920000642 polymer Polymers 0.000 title 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
- C08F8/50—Partial depolymerisation
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| LU77196A LU77196A1 (h) | 1977-04-25 | 1977-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE866224A true BE866224A (fr) | 1978-10-23 |
Family
ID=19728545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE1008852A BE866224A (fr) | 1977-04-25 | 1978-04-21 | Procede de fabrication de sels de polymeres hydroxycarboxyles de masse moleculaire reduite |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4182807A (h) |
| JP (1) | JPS53133292A (h) |
| BE (1) | BE866224A (h) |
| DE (1) | DE2818089A1 (h) |
| FR (1) | FR2388834A1 (h) |
| GB (1) | GB1557760A (h) |
| IT (1) | IT1094924B (h) |
| LU (1) | LU77196A1 (h) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3430233A1 (de) * | 1984-08-17 | 1986-02-27 | Wolff Walsrode Ag, 3030 Walsrode | Verfahren zur molekulargewichtserniedrigung von wasserloeslichen polyacrylsaeure(derivaten) |
| DE3720806C2 (de) * | 1986-07-03 | 1997-08-21 | Clariant Finance Bvi Ltd | Verwendung eines Stabilisators in Peroxydbleichverfahren |
| DE3934184A1 (de) * | 1989-10-13 | 1991-04-18 | Basf Ag | Verwendung von wasserloeslichen oder in wasser dispergierbaren polymerisaten, die mit einem oxidationsmittel behandelt wurden, als zusatz zu waschmitteln und reinigungsmitteln |
| AU2004213307B2 (en) * | 2003-02-21 | 2010-09-16 | Hymo Corporation | Water-soluble polymers reduced in molecular weight, process for production thereof and usage thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL257318A (h) * | 1959-07-31 | |||
| NL262524A (h) * | 1960-03-18 | |||
| US3313793A (en) * | 1964-07-16 | 1967-04-11 | Shell Oil Co | Process for molecular weight reduction of diene polymers |
| US3637609A (en) * | 1970-06-01 | 1972-01-25 | Fmc Corp | Preparation of sodium polymaleate |
| US3691139A (en) * | 1970-06-18 | 1972-09-12 | Fmc Corp | Sodium maleate peroxyhydrate |
| FR2259110B1 (h) * | 1974-01-30 | 1977-06-10 | Inst Fs Caoutchouc Auxil | |
| US4074033A (en) * | 1976-07-09 | 1978-02-14 | Pratt & Lambert | Chemical milling of neoprene rubber |
-
1977
- 1977-04-25 LU LU77196A patent/LU77196A1/xx unknown
-
1978
- 1978-04-18 US US05/897,648 patent/US4182807A/en not_active Expired - Lifetime
- 1978-04-21 JP JP4763878A patent/JPS53133292A/ja active Pending
- 1978-04-21 IT IT22631/78A patent/IT1094924B/it active
- 1978-04-21 FR FR7812113A patent/FR2388834A1/fr not_active Withdrawn
- 1978-04-21 BE BE1008852A patent/BE866224A/xx unknown
- 1978-04-24 GB GB16082/78A patent/GB1557760A/en not_active Expired
- 1978-04-25 DE DE19782818089 patent/DE2818089A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| JPS53133292A (en) | 1978-11-20 |
| GB1557760A (en) | 1979-12-12 |
| DE2818089A1 (de) | 1978-11-02 |
| IT1094924B (it) | 1985-08-10 |
| FR2388834A1 (fr) | 1978-11-24 |
| US4182807A (en) | 1980-01-08 |
| IT7822631A0 (it) | 1978-04-21 |
| LU77196A1 (h) | 1979-01-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BE883860A (fr) | Procede de fabrication en continu de polymeres de siloxane | |
| BE862371A (fr) | Procede de production de microcapsules polymeres | |
| BE885250A (fr) | Procede de polymerisation en solution | |
| FR2336434A1 (fr) | Sels d'ammonium quaternaire polymeres, leur procede de preparation et leur utilisation | |
| BE845087A (fr) | Procede d'isolement de polymeres | |
| BE871348A (fr) | Procede de fabrication de polymeres stables | |
| FR2337736A1 (fr) | Procede de polymerisation en masse | |
| FR2480757B1 (fr) | Procede de preparation de polymeres styreniques | |
| FR2325675A1 (fr) | Procede de production de polyesteramides lineaires a masse moleculaire elevee | |
| LU79549A1 (fr) | Procede de fabrication d'articles de gypse | |
| FR2303028A1 (fr) | Procede de preparation de polymeres de para-vinylphenol | |
| BE825980A (fr) | Procede de sulfonation de polymeres | |
| BE866224A (fr) | Procede de fabrication de sels de polymeres hydroxycarboxyles de masse moleculaire reduite | |
| FR2305287A1 (fr) | Procede de preparation de films polymeres en polyesters cristallisables | |
| BE865587A (fr) | Procede de production de polymeres orientes a tres haut module | |
| FR2320313A1 (fr) | Procede de preparation de polymeres d'ethylene | |
| BE857721A (fr) | Procede de fabrication de ceramiques polymeres par pulverisation | |
| BE839431A (fr) | Procede de fabrication de polymeres autoreticulables | |
| FR2313418A1 (fr) | Procede de fabrication d'echangeurs d'ions amphoteres par substitution de polymeres hydrophiles | |
| BE867526A (fr) | Procede de fabrication de polymeres d'acrylonitrile ou de masses de moulage constituees par ceux-ci difficilement combustibles | |
| BE849556A (fr) | Procede de preparation de polymeres du carbonate de vinylene | |
| BE828388A (fr) | Procede de fabrication de sels de polyacides alpha-hydroxyacryliques | |
| BE833674A (fr) | Composes polycliques azotes, leurs sels et leurs isomeres optiques, leur procede de preparation et leur application pharmacologique | |
| BE829192A (fr) | Procede de preparation de polymeres segmentes | |
| BE872053A (fr) | Procede ameliore pour le sechage de polymeres |