IT1046173B - Processo per la preparazione di copolimeri del triossano - Google Patents
Processo per la preparazione di copolimeri del triossanoInfo
- Publication number
- IT1046173B IT1046173B IT30482/74A IT3048274A IT1046173B IT 1046173 B IT1046173 B IT 1046173B IT 30482/74 A IT30482/74 A IT 30482/74A IT 3048274 A IT3048274 A IT 3048274A IT 1046173 B IT1046173 B IT 1046173B
- Authority
- IT
- Italy
- Prior art keywords
- preparation
- trioxane copolymers
- trioxane
- copolymers
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
- C08G2/18—Copolymerisation of aldehydes or ketones
- C08G2/24—Copolymerisation of aldehydes or ketones with acetals
-
- 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
- B01J19/0006—Controlling or regulating processes
- B01J19/0013—Controlling the temperature of the process
-
- 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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
- B01J8/002—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor with a moving instrument
-
- 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
- B01J2219/00076—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements inside the reactor
-
- 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
- B01J2219/00162—Controlling or regulating processes controlling the pressure
-
- 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
- B01J2219/00168—Controlling or regulating processes controlling the viscosity
-
- 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
- B01J2219/00184—Controlling or regulating processes controlling the weight of reactants in the reactor vessel
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2362172A DE2362172C3 (de) | 1973-12-14 | 1973-12-14 | Verfahren zur Herstellung von Copolymeren des Trioxans |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1046173B true IT1046173B (it) | 1980-06-30 |
Family
ID=5900743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT30482/74A IT1046173B (it) | 1973-12-14 | 1974-12-12 | Processo per la preparazione di copolimeri del triossano |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS5848564B2 (it) |
| AT (1) | AT335734B (it) |
| BE (1) | BE823402R (it) |
| BR (1) | BR7410463D0 (it) |
| CA (1) | CA1028443A (it) |
| CH (1) | CH606163A5 (it) |
| DE (1) | DE2362172C3 (it) |
| FR (1) | FR2254591B2 (it) |
| GB (1) | GB1453779A (it) |
| IT (1) | IT1046173B (it) |
| NL (1) | NL7415994A (it) |
| SE (1) | SE7415191L (it) |
| ZA (1) | ZA747946B (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4567302A (en) * | 1984-07-20 | 1986-01-28 | Angus Chemical | Polymeric quaternary ammonium salts possessing antimicrobial activity and methods for preparation and use thereof |
| GB9909630D0 (en) | 1999-04-28 | 1999-06-23 | Zeneca Ltd | Reactor |
-
1973
- 1973-12-14 DE DE2362172A patent/DE2362172C3/de not_active Expired
-
1974
- 1974-12-04 SE SE7415191A patent/SE7415191L/xx unknown
- 1974-12-09 NL NL7415994A patent/NL7415994A/xx not_active Application Discontinuation
- 1974-12-09 CA CA215,669A patent/CA1028443A/en not_active Expired
- 1974-12-11 CH CH1646774A patent/CH606163A5/xx not_active IP Right Cessation
- 1974-12-12 IT IT30482/74A patent/IT1046173B/it active
- 1974-12-13 ZA ZA00747946A patent/ZA747946B/xx unknown
- 1974-12-13 AT AT995974A patent/AT335734B/de not_active IP Right Cessation
- 1974-12-13 BR BR10463/74A patent/BR7410463D0/pt unknown
- 1974-12-13 GB GB5406274A patent/GB1453779A/en not_active Expired
- 1974-12-13 JP JP49142623A patent/JPS5848564B2/ja not_active Expired
- 1974-12-16 BE BE151548A patent/BE823402R/xx active
- 1974-12-16 FR FR7441392A patent/FR2254591B2/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5092389A (it) | 1975-07-23 |
| FR2254591B2 (it) | 1979-08-10 |
| DE2362172A1 (de) | 1975-06-26 |
| ATA995974A (de) | 1976-07-15 |
| AT335734B (de) | 1977-03-25 |
| NL7415994A (nl) | 1975-06-17 |
| AU7635074A (en) | 1976-06-17 |
| DE2362172B2 (de) | 1980-03-27 |
| BE823402R (fr) | 1975-06-16 |
| GB1453779A (en) | 1976-10-27 |
| DE2362172C3 (de) | 1980-12-18 |
| BR7410463D0 (pt) | 1975-09-16 |
| FR2254591A2 (it) | 1975-07-11 |
| JPS5848564B2 (ja) | 1983-10-29 |
| CH606163A5 (it) | 1978-10-31 |
| ZA747946B (en) | 1976-01-28 |
| SE7415191L (it) | 1975-06-16 |
| CA1028443A (en) | 1978-03-21 |
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