IT1043188B - PROCESS FOR THE POLYMERIZATION OF LATTAMI - Google Patents
PROCESS FOR THE POLYMERIZATION OF LATTAMIInfo
- Publication number
- IT1043188B IT1043188B IT28052/75A IT2805275A IT1043188B IT 1043188 B IT1043188 B IT 1043188B IT 28052/75 A IT28052/75 A IT 28052/75A IT 2805275 A IT2805275 A IT 2805275A IT 1043188 B IT1043188 B IT 1043188B
- Authority
- IT
- Italy
- Prior art keywords
- lattami
- polymerization
- 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
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
- C08G69/14—Lactams
- C08G69/16—Preparatory processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
- B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
- B01F25/4316—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor the baffles being flat pieces of material, e.g. intermeshing, fixed to the wall or fixed on a central rod
- B01F25/43161—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor the baffles being flat pieces of material, e.g. intermeshing, fixed to the wall or fixed on a central rod composed of consecutive sections of flat pieces of material
-
- 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
- B01J19/24—Stationary reactors without moving elements inside
- B01J19/2415—Tubular reactors
-
- 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
- B01J19/24—Stationary reactors without moving elements inside
- B01J19/2455—Stationary reactors without moving elements inside provoking a loop type movement of the reactants
- B01J19/246—Stationary reactors without moving elements inside provoking a loop type movement of the reactants internally, i.e. the mixture circulating inside the vessel such that the upward stream is separated physically from the downward stream(s)
-
- 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
- B01J2219/00085—Plates; Jackets; Cylinders
-
- 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
- B01J2219/00159—Controlling the temperature controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling
-
- 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
-
- 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
- B01J2219/19—Details relating to the geometry of the reactor
- B01J2219/194—Details relating to the geometry of the reactor round
- B01J2219/1941—Details relating to the geometry of the reactor round circular or disk-shaped
- B01J2219/1943—Details relating to the geometry of the reactor round circular or disk-shaped cylindrical
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polyamides (AREA)
- Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2448100A DE2448100C3 (en) | 1974-10-09 | 1974-10-09 | Process for continuous caprolactam polymerization |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1043188B true IT1043188B (en) | 1980-02-20 |
Family
ID=5927884
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT28052/75A IT1043188B (en) | 1974-10-09 | 1975-10-07 | PROCESS FOR THE POLYMERIZATION OF LATTAMI |
Country Status (13)
Country | Link |
---|---|
JP (1) | JPS5833245B2 (en) |
BE (1) | BE834311A (en) |
CA (1) | CA1064645A (en) |
CH (1) | CH625813A5 (en) |
DE (1) | DE2448100C3 (en) |
DK (1) | DK453775A (en) |
ES (1) | ES441583A1 (en) |
FR (1) | FR2287464A1 (en) |
GB (1) | GB1523311A (en) |
IE (1) | IE42018B1 (en) |
IT (1) | IT1043188B (en) |
LU (1) | LU73537A1 (en) |
NL (1) | NL7511814A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2522106C3 (en) * | 1975-05-17 | 1982-04-15 | Bayer Ag, 5090 Leverkusen | Device for the continuous mixing of flowable substances and method for producing a mixing insert |
DE2808854C2 (en) * | 1977-05-31 | 1986-05-28 | Gebrüder Sulzer AG, 8401 Winterthur | Flow channel provided with internals for a medium involved in an indirect exchange, in particular heat exchange |
JPS60141245U (en) * | 1984-02-29 | 1985-09-19 | 京セラ株式会社 | thermal printing equipment |
JPS6120757A (en) * | 1984-07-09 | 1986-01-29 | Canon Inc | Thermal recording apparatus |
SI2764912T1 (en) * | 2013-02-08 | 2018-06-29 | Uhde Inventa-Fischer Gmbh | Reactor with vertical condensing tube and process for the polymerisation of polyamides in such a reactor |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD49346A (en) * | ||||
NL125715C (en) * | 1963-11-01 | |||
US3470912A (en) * | 1966-11-30 | 1969-10-07 | Du Pont | Flow inverter |
-
1974
- 1974-10-09 DE DE2448100A patent/DE2448100C3/en not_active Expired
-
1975
- 1975-10-03 CH CH1288075A patent/CH625813A5/en not_active IP Right Cessation
- 1975-10-07 IT IT28052/75A patent/IT1043188B/en active
- 1975-10-07 LU LU73537A patent/LU73537A1/xx unknown
- 1975-10-07 CA CA237,193A patent/CA1064645A/en not_active Expired
- 1975-10-08 NL NL7511814A patent/NL7511814A/en unknown
- 1975-10-08 GB GB41204/75A patent/GB1523311A/en not_active Expired
- 1975-10-08 IE IE2198/75A patent/IE42018B1/en unknown
- 1975-10-08 JP JP50120851A patent/JPS5833245B2/en not_active Expired
- 1975-10-08 ES ES441583A patent/ES441583A1/en not_active Expired
- 1975-10-08 BE BE160784A patent/BE834311A/en unknown
- 1975-10-08 DK DK453775A patent/DK453775A/en unknown
- 1975-10-09 FR FR7530989A patent/FR2287464A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5164598A (en) | 1976-06-04 |
ES441583A1 (en) | 1977-04-01 |
NL7511814A (en) | 1976-04-13 |
IE42018L (en) | 1976-04-09 |
FR2287464B1 (en) | 1980-02-22 |
DK453775A (en) | 1976-04-10 |
BE834311A (en) | 1976-04-08 |
DE2448100C3 (en) | 1985-06-20 |
DE2448100B2 (en) | 1980-10-09 |
FR2287464A1 (en) | 1976-05-07 |
JPS5833245B2 (en) | 1983-07-19 |
LU73537A1 (en) | 1976-08-19 |
GB1523311A (en) | 1978-08-31 |
DE2448100A1 (en) | 1976-07-22 |
CH625813A5 (en) | 1981-10-15 |
CA1064645A (en) | 1979-10-16 |
IE42018B1 (en) | 1980-05-21 |
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