ATA507079A - Verfahren zur herstellung von loesungen von monomeren - Google Patents
Verfahren zur herstellung von loesungen von monomerenInfo
- Publication number
- ATA507079A ATA507079A AT0507079A AT507079A ATA507079A AT A507079 A ATA507079 A AT A507079A AT 0507079 A AT0507079 A AT 0507079A AT 507079 A AT507079 A AT 507079A AT A507079 A ATA507079 A AT A507079A
- Authority
- AT
- Austria
- Prior art keywords
- soln
- irradiation
- inert gas
- photoinitiator
- monomer
- Prior art date
Links
- 239000000178 monomer Substances 0.000 title abstract 4
- 239000011261 inert gas Substances 0.000 title abstract 3
- 238000009281 ultraviolet germicidal irradiation Methods 0.000 title abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 239000008394 flocculating agent Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 229920000620 organic polymer Polymers 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
- B01F23/2321—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by moving liquid and gas in counter current
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
- B01F23/2322—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles using columns, e.g. multi-staged columns
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/237—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media
- B01F23/2376—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media characterised by the gas being introduced
- B01F23/23761—Aerating, i.e. introducing oxygen containing gas in liquids
- B01F23/237612—Oxygen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/237—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media
- B01F23/2376—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media characterised by the gas being introduced
- B01F23/23765—Nitrogen
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/20—Positioning, supporting, modifying or maintaining the physical state of objects being observed or treated
- H01J2237/2001—Maintaining constant desired temperature
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/20—Positioning, supporting, modifying or maintaining the physical state of objects being observed or treated
- H01J2237/2002—Controlling environment of sample
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/26—Electron or ion microscopes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymerisation Methods In General (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7822883A FR2431876A2 (fr) | 1978-07-24 | 1978-07-24 | Procede de preparation de solutions aqueuses de monomeres olefiniques en vue d'une photopolymerisation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA507079A true ATA507079A (de) | 1982-05-15 |
| AT369391B AT369391B (de) | 1982-12-27 |
Family
ID=9211509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT0507079A AT369391B (de) | 1978-07-24 | 1979-07-23 | Verfahren zur herstellung von loesungen von monomeren |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4294676A (de) |
| EP (1) | EP0008246A1 (de) |
| JP (1) | JPS584687B2 (de) |
| AT (1) | AT369391B (de) |
| AU (1) | AU532382B2 (de) |
| BR (1) | BR7904697A (de) |
| CA (1) | CA1123375A (de) |
| DK (1) | DK309279A (de) |
| ES (1) | ES482758A1 (de) |
| FI (1) | FI65267C (de) |
| FR (1) | FR2431876A2 (de) |
| HU (1) | HU182660B (de) |
| NO (1) | NO792432L (de) |
| RO (1) | RO78872B (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4508687A (en) * | 1983-06-20 | 1985-04-02 | Houghton Richard W | Degassing/brine tank for pool chlorinating system |
| US5358611A (en) * | 1993-05-17 | 1994-10-25 | Rohm And Haas Company | Method of reducing impurities in aqueous monomer solutions |
| EP1077079B1 (de) * | 1999-08-18 | 2014-05-21 | Tsukishima Kankyo Engineering Ltd. | Gas-Flüssigkeit Kontaktkolonne und ihre Verwendung |
| US7879267B2 (en) | 2001-08-02 | 2011-02-01 | J&J Vision Care, Inc. | Method for coating articles by mold transfer |
| US7485672B2 (en) * | 2001-08-02 | 2009-02-03 | Johnson & Johnson Vision Care, Inc. | Process for the synthesis of soluble, high molecular weight polymers |
| GB0202990D0 (en) * | 2002-02-08 | 2002-03-27 | Ciba Spec Chem Water Treat Ltd | Apparatus and method for degassing liquids |
| DE10235643A1 (de) * | 2002-08-02 | 2004-02-19 | Cognis Deutschland Gmbh & Co. Kg | Überwachung der Stabilität von vinylogen Verbindungen |
| JP4713167B2 (ja) * | 2005-01-21 | 2011-06-29 | 株式会社日本触媒 | 吸水性樹脂の製造方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3912607A (en) * | 1969-10-22 | 1975-10-14 | Rhone Progil | Process for obtaining high molecular weight water-soluble acrylic polymers and copolymers using radiation |
| DE2545290A1 (de) * | 1975-10-09 | 1977-04-21 | Roehm Gmbh | Verfahren zum polymerisieren mittels uv-licht |
| DE2546279A1 (de) * | 1975-10-16 | 1977-04-21 | Bayer Ag | Verfahren und vorrichtung zum loesen von feststoffen in loesungsmitteln |
| FR2348227A1 (fr) * | 1976-04-14 | 1977-11-10 | Rhone Poulenc Ind | Perfectionnement aux procedes de preparation de polymeres acryliques hydrosolubles par photopolymerisation |
-
1978
- 1978-07-24 FR FR7822883A patent/FR2431876A2/fr active Granted
-
1979
- 1979-06-26 EP EP79400423A patent/EP0008246A1/de not_active Withdrawn
- 1979-07-10 US US06/056,337 patent/US4294676A/en not_active Expired - Lifetime
- 1979-07-19 AU AU49059/79A patent/AU532382B2/en not_active Ceased
- 1979-07-20 JP JP54091725A patent/JPS584687B2/ja not_active Expired
- 1979-07-21 RO RO98241A patent/RO78872B/ro unknown
- 1979-07-23 AT AT0507079A patent/AT369391B/de not_active IP Right Cessation
- 1979-07-23 HU HU79RO1031A patent/HU182660B/hu unknown
- 1979-07-23 NO NO792432A patent/NO792432L/no unknown
- 1979-07-23 CA CA332,346A patent/CA1123375A/fr not_active Expired
- 1979-07-23 DK DK309279A patent/DK309279A/da not_active Application Discontinuation
- 1979-07-23 FI FI792298A patent/FI65267C/fi not_active IP Right Cessation
- 1979-07-23 ES ES482758A patent/ES482758A1/es not_active Expired
- 1979-07-23 BR BR7904697A patent/BR7904697A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS584687B2 (ja) | 1983-01-27 |
| AT369391B (de) | 1982-12-27 |
| FR2431876B2 (de) | 1982-02-12 |
| RO78872B (ro) | 1983-02-28 |
| JPS5562903A (en) | 1980-05-12 |
| HU182660B (en) | 1984-02-28 |
| AU4905979A (en) | 1980-01-31 |
| CA1123375A (fr) | 1982-05-11 |
| US4294676A (en) | 1981-10-13 |
| FI65267B (fi) | 1983-12-30 |
| DK309279A (da) | 1980-01-25 |
| NO792432L (no) | 1980-01-25 |
| FI65267C (fi) | 1984-04-10 |
| ES482758A1 (es) | 1980-07-01 |
| EP0008246A1 (de) | 1980-02-20 |
| FR2431876A2 (fr) | 1980-02-22 |
| FI792298A7 (fi) | 1980-01-25 |
| BR7904697A (pt) | 1980-05-27 |
| AU532382B2 (en) | 1983-09-29 |
| RO78872A (ro) | 1983-02-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |