IT8221938A0 - Metodo di lavaggio e rimozione di sostanze ad elevato peso molecolare e metodo per il recupero di solvente di lavaggio. - Google Patents
Metodo di lavaggio e rimozione di sostanze ad elevato peso molecolare e metodo per il recupero di solvente di lavaggio.Info
- Publication number
- IT8221938A0 IT8221938A0 IT8221938A IT2193882A IT8221938A0 IT 8221938 A0 IT8221938 A0 IT 8221938A0 IT 8221938 A IT8221938 A IT 8221938A IT 2193882 A IT2193882 A IT 2193882A IT 8221938 A0 IT8221938 A0 IT 8221938A0
- Authority
- IT
- Italy
- Prior art keywords
- washing
- recovery
- substances
- removal
- molecular weight
- Prior art date
Links
- 238000000034 method Methods 0.000 title 2
- 238000011084 recovery Methods 0.000 title 1
- 239000002904 solvent Substances 0.000 title 1
- 239000000126 substance Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J11/00—Recovery or working-up of waste materials
- C08J11/02—Recovery or working-up of waste materials of solvents, plasticisers or unreacted monomers
-
- 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
- B01J19/0053—Details of the reactor
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/02—Inorganic compounds
- C11D7/04—Water-soluble compounds
- C11D7/06—Hydroxides
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/50—Solvents
- C11D7/5004—Organic solvents
- C11D7/5009—Organic solvents containing phosphorus, sulfur or silicon, e.g. dimethylsulfoxide
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/50—Solvents
- C11D7/5004—Organic solvents
- C11D7/5013—Organic solvents containing nitrogen
-
- 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
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00105—Controlling the temperature by indirect heating or cooling employing heat exchange fluids part or all of the reactants being heated or cooled outside the reactor while recycling
- B01J2219/0011—Controlling the temperature by indirect heating or cooling employing heat exchange fluids part or all of the reactants being heated or cooled outside the reactor while recycling involving reactant liquids
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/22—Organic compounds
- C11D7/32—Organic compounds containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/22—Organic compounds
- C11D7/34—Organic compounds containing sulfur
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S422/00—Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
- Y10S422/901—Polymer dissolver
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Sustainable Development (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9379681A JPS57209910A (en) | 1981-06-19 | 1981-06-19 | Removal of high molecular substance by washing |
JP10627181A JPS5950686B2 (ja) | 1981-07-09 | 1981-07-09 | 洗浄溶媒の回収方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8221938A0 true IT8221938A0 (it) | 1982-06-18 |
IT1152424B IT1152424B (it) | 1986-12-31 |
Family
ID=26435091
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21938/82A IT1152424B (it) | 1981-06-19 | 1982-06-18 | Metodo di lavaggio e rimozione di sostanze ad elevato peso molecolare e metodo per il recupero di solvente di lavaggio |
Country Status (8)
Country | Link |
---|---|
US (1) | US4468257A (it) |
KR (1) | KR890002372B1 (it) |
BR (1) | BR8203624A (it) |
CA (1) | CA1204371A (it) |
GB (1) | GB2101613B (it) |
IN (1) | IN158315B (it) |
IT (1) | IT1152424B (it) |
MX (1) | MX164784B (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62288605A (ja) * | 1986-06-06 | 1987-12-15 | Kanegafuchi Chem Ind Co Ltd | 重合器内部の洗浄方法 |
US4904309A (en) * | 1986-06-06 | 1990-02-27 | Kanegafuchi Chemical Industry Co., Ltd. | Chemical cleaning method of the interior of polymerization reactor |
US5348588A (en) * | 1993-06-29 | 1994-09-20 | Church & Dwight Co., Inc. | Evaporative treatment of inorganic saponifier wash water |
DE19746688A1 (de) * | 1997-10-22 | 1999-04-29 | Basf Ag | Verfahren zur Reinigung von Anlagenteilen |
WO2001034293A1 (en) * | 1999-11-11 | 2001-05-17 | Akzo Nobel N.V. | Emulsion polymerization process and reactor for such a process |
KR100635284B1 (ko) * | 2004-05-18 | 2006-10-17 | 주식회사 엘지화학 | (메타)아크릴산 및/또는 (메타)아크릴산 에스테르의제조를 위한 공장장치부용 세척액 및 이를 이용한 세척방법 |
CN115889369B (zh) * | 2023-02-24 | 2023-07-18 | 山西钢科碳材料有限公司 | 丙烯腈聚合反应釜凝胶的清洗方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2678304A (en) * | 1950-11-16 | 1954-05-11 | Ruhrchemie Ag | Washing liquid for low temperature apparatus, particularly gas liquefaction and fractionating apparatus |
US3476656A (en) * | 1968-06-07 | 1969-11-04 | Universal Oil Prod Co | Fractional distillation and recovery of styrene containing sulfur with subsequent bottoms separation |
IT1021232B (it) * | 1974-09-10 | 1978-01-30 | Sir Soc Italiana Resine Spa | Procedimento per la pulizia dei reattori di polimerizzazione e copolimerizzazione del cloruro di vinile |
IT1021234B (it) * | 1974-09-10 | 1978-01-30 | Sir Soc Italiana Resine Spa | Procedimento per la pulizia dei reattori di polimerizzazione e copolimerizzazione del cloruro di vinile |
IT1054700B (it) * | 1975-12-23 | 1981-11-30 | Sir Soc Italiana Resine Spa | Procedimento per il recupero dei solventi dalle miscele esauste ottenute nella pulizia dei reattori di polimerizzazione del cloruro di vinile |
JPS558087A (en) * | 1978-07-03 | 1980-01-21 | Nec Corp | Semiconductor device with input protection device |
-
1982
- 1982-06-15 IN IN687/CAL/82A patent/IN158315B/en unknown
- 1982-06-16 GB GB08217465A patent/GB2101613B/en not_active Expired
- 1982-06-17 MX MX193207A patent/MX164784B/es unknown
- 1982-06-18 US US06/389,764 patent/US4468257A/en not_active Expired - Lifetime
- 1982-06-18 CA CA000405509A patent/CA1204371A/en not_active Expired
- 1982-06-18 IT IT21938/82A patent/IT1152424B/it active
- 1982-06-19 KR KR8202738A patent/KR890002372B1/ko active
- 1982-06-21 BR BR8203624A patent/BR8203624A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB2101613A (en) | 1983-01-19 |
KR840000596A (ko) | 1984-02-25 |
KR890002372B1 (ko) | 1989-07-02 |
BR8203624A (pt) | 1983-06-14 |
GB2101613B (en) | 1984-12-12 |
CA1204371A (en) | 1986-05-13 |
MX164784B (es) | 1992-09-23 |
IN158315B (it) | 1986-10-18 |
US4468257A (en) | 1984-08-28 |
IT1152424B (it) | 1986-12-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970628 |