FR2318830A1 - Procede pour empecher la formation de depots et incrustations des milieux aqueux par addition de polyacides organiques telomeres - Google Patents
Procede pour empecher la formation de depots et incrustations des milieux aqueux par addition de polyacides organiques telomeresInfo
- Publication number
- FR2318830A1 FR2318830A1 FR7622510A FR7622510A FR2318830A1 FR 2318830 A1 FR2318830 A1 FR 2318830A1 FR 7622510 A FR7622510 A FR 7622510A FR 7622510 A FR7622510 A FR 7622510A FR 2318830 A1 FR2318830 A1 FR 2318830A1
- Authority
- FR
- France
- Prior art keywords
- incrustations
- telomeric
- deposits
- preventing
- formation
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
-
- 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
- C08F2/00—Processes of polymerisation
- C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Hydrology & Water Resources (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB30718/75A GB1526301A (en) | 1975-07-23 | 1975-07-23 | Compositions of matter for use in the treatment of aqueous systems |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2318830A1 true FR2318830A1 (fr) | 1977-02-18 |
FR2318830B1 FR2318830B1 (fr) | 1979-05-04 |
Family
ID=10312059
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7622510A Granted FR2318830A1 (fr) | 1975-07-23 | 1976-07-23 | Procede pour empecher la formation de depots et incrustations des milieux aqueux par addition de polyacides organiques telomeres |
Country Status (6)
Country | Link |
---|---|
US (1) | US4111804A (fr) |
JP (1) | JPS5214724A (fr) |
DE (1) | DE2632773A1 (fr) |
FR (1) | FR2318830A1 (fr) |
GB (1) | GB1526301A (fr) |
NL (1) | NL7608221A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0005215A2 (fr) * | 1978-04-21 | 1979-11-14 | Phillips Petroleum Company | Procédé de polymérisation d'oléfines |
EP0043297A1 (fr) * | 1980-06-25 | 1982-01-06 | Société Chimique des Charbonnages | Cotélomères hydrophiles à terminaison sulfonate contenant des fonctions acide et amine et leur application dans des compositions détergentes |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4189383A (en) * | 1975-07-23 | 1980-02-19 | Ciba-Geigy Corporation | Novel compositions of matter for use in the treatment of aqueous systems |
US4171292A (en) * | 1976-08-05 | 1979-10-16 | Betz Laboratories, Inc. | Compositions for treating aqueous mediums containing magnesium sulfite trihydrate |
JPS5518556A (en) * | 1978-07-25 | 1980-02-08 | Kurosaki Refract Co Ltd | Formed body for gas blowing |
IL59707A (en) * | 1980-03-25 | 1984-03-30 | Eshel Residual Energy Cooling | Liquid circulation device for absorption refrigeration machines |
GB2264301B (en) * | 1992-02-10 | 1996-07-31 | Toa Gosei Chem Ind | A process for producing a polymer having excellent weatherability |
US5618898A (en) * | 1992-02-10 | 1997-04-08 | Toagosei Chemical Industry Co., Ltd. | Weather-resistant solvent-based coating obtained by polymerization with thioether bond converted to sulfone bond |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6916918A (fr) * | 1968-11-19 | 1970-05-21 | ||
US3787488A (en) * | 1972-04-17 | 1974-01-22 | Milchem Inc | Acrylic compositions |
US3965028A (en) * | 1974-07-31 | 1976-06-22 | Uniroyal Inc. | Bisulfite terminated oligomers to prevent scale |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3772382A (en) * | 1966-05-05 | 1973-11-13 | Uniroyal Inc | Alkyl-sulfoxide terminated oligomers |
US3776874A (en) * | 1966-05-05 | 1973-12-04 | Uniroyal Inc | Alkyl-sulfoxide and alkyl-sulfone terminated oligomers as emulsi-fiers in emulsion polymerizations |
US3699069A (en) * | 1969-08-13 | 1972-10-17 | Uniroyal Inc | Coating compositions and coated articles |
US3960824A (en) * | 1971-07-09 | 1976-06-01 | Celanese Coatings & Specialties Company | Mercaptan initiated polymerization process carried out in the presence of oxygen |
US3756257A (en) * | 1971-10-04 | 1973-09-04 | Magna Corp | Acrylic composition for water treatment and process for making same |
US3904522A (en) * | 1972-04-17 | 1975-09-09 | Milchem Inc | Process of inhibiting scale using an acrylic composition |
US3759860A (en) * | 1972-06-19 | 1973-09-18 | Uniroyal Inc | Coating compositions and coated articles |
-
1975
- 1975-07-23 GB GB30718/75A patent/GB1526301A/en not_active Expired
-
1976
- 1976-07-20 US US05/707,126 patent/US4111804A/en not_active Expired - Lifetime
- 1976-07-21 DE DE19762632773 patent/DE2632773A1/de active Pending
- 1976-07-23 JP JP51088073A patent/JPS5214724A/ja active Pending
- 1976-07-23 FR FR7622510A patent/FR2318830A1/fr active Granted
- 1976-07-23 NL NL7608221A patent/NL7608221A/xx not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6916918A (fr) * | 1968-11-19 | 1970-05-21 | ||
US3787488A (en) * | 1972-04-17 | 1974-01-22 | Milchem Inc | Acrylic compositions |
US3965028A (en) * | 1974-07-31 | 1976-06-22 | Uniroyal Inc. | Bisulfite terminated oligomers to prevent scale |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0005215A2 (fr) * | 1978-04-21 | 1979-11-14 | Phillips Petroleum Company | Procédé de polymérisation d'oléfines |
EP0005215A3 (en) * | 1978-04-21 | 1979-11-28 | Phillips Petroleum Company | Process for polymerizing olefins |
EP0043297A1 (fr) * | 1980-06-25 | 1982-01-06 | Société Chimique des Charbonnages | Cotélomères hydrophiles à terminaison sulfonate contenant des fonctions acide et amine et leur application dans des compositions détergentes |
Also Published As
Publication number | Publication date |
---|---|
JPS5214724A (en) | 1977-02-03 |
FR2318830B1 (fr) | 1979-05-04 |
GB1526301A (en) | 1978-09-27 |
NL7608221A (nl) | 1977-01-25 |
DE2632773A1 (de) | 1977-02-10 |
US4111804A (en) | 1978-09-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BE849491A (fr) | Charbon actif et procede pour sa preparation | |
BE830774A (fr) | Procede et composition pour eliminer des depots proteiques de verres de contact | |
LU80770A1 (fr) | Procede pour la regeneration des huiles usagees | |
FR2324236A1 (fr) | Procede pour steriliser les antheres males | |
FR2314891A1 (fr) | Procede de regeneration de carbures metalliques lies | |
BE771004A (fr) | Procede pour l'adoucissement d'hydrocarbures | |
BE852832A (fr) | Procede non polluant pour traitements de surfaces metalliques | |
FR2318830A1 (fr) | Procede pour empecher la formation de depots et incrustations des milieux aqueux par addition de polyacides organiques telomeres | |
BE783398A (fr) | Procede pour empecher la formation de depots pierreux dans des systemesaqueux | |
RO75843A (fr) | Procede de demercaptanage des distillats de petroleum | |
FR2336347A1 (fr) | Charbon actif et procede pour sa preparation | |
FR2326202A2 (fr) | L-norleucine-13 motiline. procede pour sa preparation et composition la contenant | |
BE792134A (fr) | Procede d'enlevement de depots de la surface de constructions | |
BE798560A (fr) | Procede d'inhibition de la formation d'incrustations minerales | |
BE856961A (fr) | Procede perfectionne pour purifier les sels contenant des impuretes organiques | |
FR2317383A1 (fr) | Procede d'electropolissage par zones de la surface interieure de recipients de volume important | |
FR2328033A1 (fr) | Procede pour la transformation par hydrocraquage de residus atmospheriques d'huiles d'hydrocarbures en distillats atmospheriques | |
FR2292515A1 (fr) | Procede pour purifier les courants d'effluents formes par la pyrolyse d'halogenures metalliques sur des objets de verre chauds | |
BE800307A (fr) | Procede d'epuration d'effluents gazeux | |
BE826184A (fr) | Procede de reduction de la formation de depots dans les solutions aqueuses de phosphatation de metaux | |
FR2328635A1 (fr) | Procede pour le transport par fluide d'articles | |
BE848216A (fr) | Procede pour attenuer la corrosion, | |
BE868432A (fr) | Procede pour l'enrichissement du charbon | |
BE776230A (fr) | Procede pour ameliorer les proprietes d'un pigment disazoique | |
RO68149A (fr) | Procede pour l'extraction du petroleum de gisements |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |