IT1064919B - Processo e apparecchio per la polimerizzazione di monomeri alfa etilenicamente insaturi in mezzi acquosi - Google Patents
Processo e apparecchio per la polimerizzazione di monomeri alfa etilenicamente insaturi in mezzi acquosiInfo
- Publication number
- IT1064919B IT1064919B IT26505/76A IT2650576A IT1064919B IT 1064919 B IT1064919 B IT 1064919B IT 26505/76 A IT26505/76 A IT 26505/76A IT 2650576 A IT2650576 A IT 2650576A IT 1064919 B IT1064919 B IT 1064919B
- Authority
- IT
- Italy
- Prior art keywords
- alfa
- monomers
- polymerization
- ethylenically unsaturated
- aqueous media
- Prior art date
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 |
---|---|
IT1064919B true IT1064919B (it) | 1985-02-25 |
Family
ID=4369728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT26505/76A IT1064919B (it) | 1975-08-26 | 1976-08-24 | Processo e apparecchio per la polimerizzazione di monomeri alfa etilenicamente insaturi in mezzi acquosi |
Country Status (15)
Country | Link |
---|---|
US (1) | US4090014A (it) |
JP (1) | JPS5227489A (it) |
AT (1) | AT344990B (it) |
AU (1) | AU1715376A (it) |
BE (1) | BE845553A (it) |
BR (1) | BR7605602A (it) |
DD (1) | DD126513A5 (it) |
DE (1) | DE2636653A1 (it) |
ES (1) | ES450878A1 (it) |
FR (1) | FR2322877A1 (it) |
GB (1) | GB1556810A (it) |
IT (1) | IT1064919B (it) |
NL (1) | NL7609291A (it) |
SE (1) | SE7609403L (it) |
ZA (1) | ZA765095B (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2852622C2 (de) * | 1978-12-05 | 1982-09-09 | Wacker-Chemie GmbH, 8000 München | Polymerisationsautoklav |
US4627900A (en) * | 1982-08-27 | 1986-12-09 | Amax Inc. | Electrochemical dissolution and control of nickel sulfide scale |
AU580474B2 (en) * | 1986-03-24 | 1989-01-12 | DEM Investments Pty Ltd | Water conditioner |
DE4013715A1 (de) * | 1990-04-28 | 1991-10-31 | Bayer Ag | Reduzierung des wandbelages in gefaessen fuer polymerisatemulsionen |
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 |
US6022932A (en) * | 1996-04-30 | 2000-02-08 | Shin-Etsu Chemical Co., Ltd. | Process for producing vinyl chloride polymer, with iron chelates in coated vessel |
DE19962935A1 (de) * | 1999-12-24 | 2001-06-28 | Bayer Ag | Verfahren zur Herstellung von vernetzten Ionenaustauschern auf Basis von ungesättigten, aliphatischen Nitrilen |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2350720C3 (de) * | 1973-10-10 | 1979-11-08 | Hoechst Ag, 6000 Frankfurt | Polymerisationsverfahren |
-
1976
- 1976-08-14 DE DE19762636653 patent/DE2636653A1/de active Pending
- 1976-08-20 US US05/716,210 patent/US4090014A/en not_active Expired - Lifetime
- 1976-08-20 NL NL7609291A patent/NL7609291A/xx not_active Application Discontinuation
- 1976-08-20 ES ES450878A patent/ES450878A1/es not_active Expired
- 1976-08-24 GB GB35191/76A patent/GB1556810A/en not_active Expired
- 1976-08-24 DD DD194446A patent/DD126513A5/xx unknown
- 1976-08-24 IT IT26505/76A patent/IT1064919B/it active
- 1976-08-25 BR BR7605602A patent/BR7605602A/pt unknown
- 1976-08-25 SE SE7609403A patent/SE7609403L/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
- 1976-08-26 FR FR7625790A patent/FR2322877A1/fr not_active Withdrawn
- 1976-08-26 BE BE170108A patent/BE845553A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DD126513A5 (it) | 1977-07-20 |
DE2636653A1 (de) | 1977-03-10 |
SE7609403L (sv) | 1977-02-27 |
ES450878A1 (es) | 1978-04-01 |
GB1556810A (en) | 1979-11-28 |
BE845553A (fr) | 1977-02-28 |
AT344990B (de) | 1978-08-25 |
BR7605602A (pt) | 1977-08-09 |
AU1715376A (en) | 1978-03-02 |
JPS5227489A (en) | 1977-03-01 |
US4090014A (en) | 1978-05-16 |
FR2322877A1 (fr) | 1977-04-01 |
ZA765095B (en) | 1977-09-28 |
NL7609291A (nl) | 1977-03-01 |
ATA631076A (de) | 1977-12-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR7504169A (pt) | Processo e aparelho de eletrolise | |
IT1064690B (it) | Catalizzatore di polimerizzazione processo per la sua preparazione e suo impiego | |
IT1031088B (it) | Processo e apparato per la rigene razione di catalizzator i | |
IT1044797B (it) | Alti polimeri contenenti radicali prostaglandinici processo per la loro preparazione e loro impiego | |
FR2300304A1 (fr) | Procede et i | |
IT1073926B (it) | Apparecchio e procedimento per la sterilizzazione di oggetti | |
IT1056922B (it) | Processo e apparecchio per la preparazione di polimeri del cloruro di vinile | |
IT1061256B (it) | Procedimento per la polimerizzazione di butadiene in soluzione e catalizzatore impiegato | |
IT1064919B (it) | Processo e apparecchio per la polimerizzazione di monomeri alfa etilenicamente insaturi in mezzi acquosi | |
ATA893576A (de) | Vorrichtung fuer die begasung von biomasse in waesserigem medium | |
IT1025603B (it) | Processo perfezionato per la polimerizzazione di monomeri vinilici in sospensione acquosa | |
BE844036A (fr) | Procede d'acetoxylation | |
AT361708B (de) | Verfahren zur polymerisation von vinyl- halogenidmonomeren in waesserigem milieu | |
AT330453B (de) | Verfahren zur polymerisation von athylenisch ungesattigten monomeren im wirbelbett | |
FR2347385A1 (fr) | Catalyseur et procede de polymerisation | |
IT1064683B (it) | Reattore e processo per la polimerizzatione del cloruro di vinile | |
BE849851A (fr) | Procede de polymerisation de l'xi-caprolactame | |
AT360232B (de) | Verfahren zur polymerisation von vinyl- halogenidmonomeren in waesseriger dispersion | |
FR2352014A1 (fr) | Procede et catalyseur de polymerisation | |
BE843038A (fr) | Catalyseur et procede de polymerisation | |
AT330455B (de) | Vorrichtung zur kontinuierlichen durchfuhrung von chemischen umsetzungen insbesondere polymerisationen | |
BR7504281A (pt) | Processo quimico e aparelho aperfeicoados | |
IT1039451B (it) | Polimeri di acilossialchilmeta crilato processo per la loro preparazione e loro modificazioni | |
AT343359B (de) | Verfahren zur polymerisation von tetrafluorathylen | |
AT323408B (de) | Verfahren zur polymerisation von alpha-olefinen |