FR2322877A1 - Procede et dispositif pour polymeriser en milieu aqueux des monomeres a insaturation a-ethylenique - Google Patents
Procede et dispositif pour polymeriser en milieu aqueux des monomeres a insaturation a-ethyleniqueInfo
- Publication number
- FR2322877A1 FR2322877A1 FR7625790A FR7625790A FR2322877A1 FR 2322877 A1 FR2322877 A1 FR 2322877A1 FR 7625790 A FR7625790 A FR 7625790A FR 7625790 A FR7625790 A FR 7625790A FR 2322877 A1 FR2322877 A1 FR 2322877A1
- Authority
- FR
- France
- Prior art keywords
- insaturation
- ethylenic
- polymerizing
- monomers
- aqueous medium
- 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.)
- Withdrawn
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
- C08F2/00—Processes of polymerisation
- C08F2/002—Scale prevention in a polymerisation reactor or its auxiliary parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/10—Maintenance of mixers
- B01F35/145—Washing or cleaning mixers not provided for in other groups in this subclass; Inhibiting build-up of material on machine parts using other means
-
- 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
- B01J19/18—Stationary reactors having moving elements inside
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
- B01J2219/00094—Jackets
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/18—Details relating to the spatial orientation of the reactor
- B01J2219/185—Details relating to the spatial orientation of the reactor vertical
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1107075 | 1975-08-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2322877A1 true FR2322877A1 (fr) | 1977-04-01 |
Family
ID=4369728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7625790A Withdrawn FR2322877A1 (fr) | 1975-08-26 | 1976-08-26 | Procede et dispositif pour polymeriser en milieu aqueux des monomeres a insaturation a-ethylenique |
Country Status (15)
Country | Link |
---|---|
US (1) | US4090014A (fr) |
JP (1) | JPS5227489A (fr) |
AT (1) | AT344990B (fr) |
AU (1) | AU1715376A (fr) |
BE (1) | BE845553A (fr) |
BR (1) | BR7605602A (fr) |
DD (1) | DD126513A5 (fr) |
DE (1) | DE2636653A1 (fr) |
ES (1) | ES450878A1 (fr) |
FR (1) | FR2322877A1 (fr) |
GB (1) | GB1556810A (fr) |
IT (1) | IT1064919B (fr) |
NL (1) | NL7609291A (fr) |
SE (1) | SE7609403L (fr) |
ZA (1) | ZA765095B (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2443280A1 (fr) * | 1978-12-05 | 1980-07-04 | Wacker Chemie Gmbh | Autoclave de polymerisation |
FR2532329A1 (fr) * | 1982-08-27 | 1984-03-02 | Cofremmi | Dissolution electrochimique et controle de croutes de sulfure de nickel |
FR2661415A1 (fr) * | 1990-04-28 | 1991-10-31 | Bayer Ag | Procede pour empecher les depots de polymeres dans les recipients. |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU580474B2 (en) * | 1986-03-24 | 1989-01-12 | DEM Investments Pty Ltd | Water conditioner |
US5129028A (en) * | 1990-11-01 | 1992-07-07 | The United States Of America As Represented By The Secretary Of The Navy | Grid free, modular, large screen display |
ES2152590T3 (es) * | 1996-04-30 | 2001-02-01 | Shinetsu Chemical Co | Polimero de cloruro de vinilo. |
DE19962935A1 (de) * | 1999-12-24 | 2001-06-28 | Bayer Ag | Verfahren zur Herstellung von vernetzten Ionenaustauschern auf Basis von ungesättigten, aliphatischen Nitrilen |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2247475A1 (fr) * | 1973-10-10 | 1975-05-09 | Hoechst Ag |
-
1976
- 1976-08-14 DE DE19762636653 patent/DE2636653A1/de active Pending
- 1976-08-20 NL NL7609291A patent/NL7609291A/xx not_active Application Discontinuation
- 1976-08-20 US US05/716,210 patent/US4090014A/en not_active Expired - Lifetime
- 1976-08-20 ES ES450878A patent/ES450878A1/es not_active Expired
- 1976-08-24 IT IT26505/76A patent/IT1064919B/it active
- 1976-08-24 GB GB35191/76A patent/GB1556810A/en not_active Expired
- 1976-08-24 DD DD194446A patent/DD126513A5/xx unknown
- 1976-08-25 JP JP51100722A patent/JPS5227489A/ja active Pending
- 1976-08-25 AU AU17153/76A patent/AU1715376A/en not_active Expired
- 1976-08-25 AT AT631076A patent/AT344990B/de not_active IP Right Cessation
- 1976-08-25 ZA ZA765095A patent/ZA765095B/xx unknown
- 1976-08-25 BR BR7605602A patent/BR7605602A/pt unknown
- 1976-08-25 SE SE7609403A patent/SE7609403L/xx unknown
- 1976-08-26 BE BE170108A patent/BE845553A/fr unknown
- 1976-08-26 FR FR7625790A patent/FR2322877A1/fr not_active Withdrawn
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2247475A1 (fr) * | 1973-10-10 | 1975-05-09 | Hoechst Ag |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2443280A1 (fr) * | 1978-12-05 | 1980-07-04 | Wacker Chemie Gmbh | Autoclave de polymerisation |
FR2532329A1 (fr) * | 1982-08-27 | 1984-03-02 | Cofremmi | Dissolution electrochimique et controle de croutes de sulfure de nickel |
FR2661415A1 (fr) * | 1990-04-28 | 1991-10-31 | Bayer Ag | Procede pour empecher les depots de polymeres dans les recipients. |
Also Published As
Publication number | Publication date |
---|---|
IT1064919B (it) | 1985-02-25 |
BR7605602A (pt) | 1977-08-09 |
DD126513A5 (fr) | 1977-07-20 |
ZA765095B (en) | 1977-09-28 |
AT344990B (de) | 1978-08-25 |
JPS5227489A (en) | 1977-03-01 |
DE2636653A1 (de) | 1977-03-10 |
ES450878A1 (es) | 1978-04-01 |
NL7609291A (nl) | 1977-03-01 |
ATA631076A (de) | 1977-12-15 |
SE7609403L (sv) | 1977-02-27 |
US4090014A (en) | 1978-05-16 |
GB1556810A (en) | 1979-11-28 |
AU1715376A (en) | 1978-03-02 |
BE845553A (fr) | 1977-02-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |