KR100447932B1 - 실리콘이 함유된 내유기용매성 폴리아미드 나노복합막과 이의 제조방법 - Google Patents
실리콘이 함유된 내유기용매성 폴리아미드 나노복합막과 이의 제조방법 Download PDFInfo
- Publication number
- KR100447932B1 KR100447932B1 KR10-2001-0064598A KR20010064598A KR100447932B1 KR 100447932 B1 KR100447932 B1 KR 100447932B1 KR 20010064598 A KR20010064598 A KR 20010064598A KR 100447932 B1 KR100447932 B1 KR 100447932B1
- Authority
- KR
- South Korea
- Prior art keywords
- membrane
- nanocomposite membrane
- separation
- organic solvents
- organic solvent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000012528 membrane Substances 0.000 title claims abstract description 55
- 239000004952 Polyamide Substances 0.000 title claims abstract description 25
- 229920002647 polyamide Polymers 0.000 title claims abstract description 25
- 238000000926 separation method Methods 0.000 title claims abstract description 14
- 239000002131 composite material Substances 0.000 title description 9
- 238000000034 method Methods 0.000 title description 7
- 238000001728 nano-filtration Methods 0.000 title 1
- 239000003960 organic solvent Substances 0.000 claims abstract description 37
- 239000002114 nanocomposite Substances 0.000 claims abstract description 29
- 238000004519 manufacturing process Methods 0.000 claims abstract description 10
- 239000011248 coating agent Substances 0.000 claims abstract description 9
- 238000000576 coating method Methods 0.000 claims abstract description 9
- 239000000178 monomer Substances 0.000 claims description 15
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 13
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 13
- 150000004985 diamines Chemical class 0.000 claims description 11
- 239000010410 layer Substances 0.000 claims description 11
- -1 polydimethylsiloxane Polymers 0.000 claims description 11
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 7
- 238000012695 Interfacial polymerization Methods 0.000 claims description 6
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 6
- 238000000108 ultra-filtration Methods 0.000 claims description 3
- 150000003384 small molecules Chemical class 0.000 claims 1
- 239000002344 surface layer Substances 0.000 claims 1
- 239000003921 oil Substances 0.000 abstract description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 6
- 230000035699 permeability Effects 0.000 abstract description 6
- 229910052710 silicon Inorganic materials 0.000 abstract description 6
- 239000010703 silicon Substances 0.000 abstract description 6
- 229920005573 silicon-containing polymer Polymers 0.000 abstract description 6
- 238000006116 polymerization reaction Methods 0.000 abstract description 4
- 238000011084 recovery Methods 0.000 abstract description 3
- 238000007670 refining Methods 0.000 abstract description 3
- 239000003054 catalyst Substances 0.000 abstract description 2
- 239000003814 drug Substances 0.000 abstract description 2
- 229940079593 drug Drugs 0.000 abstract description 2
- 150000002894 organic compounds Chemical class 0.000 abstract description 2
- 238000000746 purification Methods 0.000 abstract description 2
- 231100000167 toxic agent Toxicity 0.000 abstract description 2
- 239000003440 toxic substance Substances 0.000 abstract description 2
- 238000004065 wastewater treatment Methods 0.000 abstract description 2
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 30
- 239000000243 solution Substances 0.000 description 16
- WZCQRUWWHSTZEM-UHFFFAOYSA-N 1,3-phenylenediamine Chemical compound NC1=CC=CC(N)=C1 WZCQRUWWHSTZEM-UHFFFAOYSA-N 0.000 description 11
- 229940018564 m-phenylenediamine Drugs 0.000 description 11
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 10
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 9
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 8
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 8
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 8
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 8
- 239000005642 Oleic acid Substances 0.000 description 8
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 8
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 8
- 230000007717 exclusion Effects 0.000 description 7
- 238000005259 measurement Methods 0.000 description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 5
- 239000007864 aqueous solution Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 4
- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical compound C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 description 4
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- 230000002209 hydrophobic effect Effects 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- LDQMZKBIBRAZEA-UHFFFAOYSA-N 2,4-diaminobenzoic acid Chemical compound NC1=CC=C(C(O)=O)C(N)=C1 LDQMZKBIBRAZEA-UHFFFAOYSA-N 0.000 description 2
- 229920001661 Chitosan Polymers 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 150000001266 acyl halides Chemical class 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- 150000004984 aromatic diamines Chemical class 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- JBDSSBMEKXHSJF-UHFFFAOYSA-N cyclopentanecarboxylic acid Chemical compound OC(=O)C1CCCC1 JBDSSBMEKXHSJF-UHFFFAOYSA-N 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical compound NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 description 1
- VOZKAJLKRJDJLL-UHFFFAOYSA-N 2,4-diaminotoluene Chemical compound CC1=CC=C(N)C=C1N VOZKAJLKRJDJLL-UHFFFAOYSA-N 0.000 description 1
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 1
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 description 1
- 150000007824 aliphatic compounds Chemical class 0.000 description 1
- XIWMTQIUUWJNRP-UHFFFAOYSA-N amidol Chemical compound NC1=CC=C(O)C(N)=C1 XIWMTQIUUWJNRP-UHFFFAOYSA-N 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- RPHKINMPYFJSCF-UHFFFAOYSA-N benzene-1,3,5-triamine Chemical compound NC1=CC(N)=CC(N)=C1 RPHKINMPYFJSCF-UHFFFAOYSA-N 0.000 description 1
- UWCPYKQBIPYOLX-UHFFFAOYSA-N benzene-1,3,5-tricarbonyl chloride Chemical compound ClC(=O)C1=CC(C(Cl)=O)=CC(C(Cl)=O)=C1 UWCPYKQBIPYOLX-UHFFFAOYSA-N 0.000 description 1
- FDQSRULYDNDXQB-UHFFFAOYSA-N benzene-1,3-dicarbonyl chloride Chemical compound ClC(=O)C1=CC=CC(C(Cl)=O)=C1 FDQSRULYDNDXQB-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- XWALRFDLDRDCJG-UHFFFAOYSA-N cyclobutane-1,1,2,2-tetracarbonyl chloride Chemical compound ClC(=O)C1(C(Cl)=O)CCC1(C(Cl)=O)C(Cl)=O XWALRFDLDRDCJG-UHFFFAOYSA-N 0.000 description 1
- HNGJCOMLXBSCTB-UHFFFAOYSA-N cyclobutane-1,1,2-tricarbonyl chloride Chemical compound ClC(=O)C1CCC1(C(Cl)=O)C(Cl)=O HNGJCOMLXBSCTB-UHFFFAOYSA-N 0.000 description 1
- JFWMYCVMQSLLOO-UHFFFAOYSA-N cyclobutanecarbonyl chloride Chemical compound ClC(=O)C1CCC1 JFWMYCVMQSLLOO-UHFFFAOYSA-N 0.000 description 1
- GEQHKFFSPGPGLN-UHFFFAOYSA-N cyclohexane-1,3-diamine Chemical compound NC1CCCC(N)C1 GEQHKFFSPGPGLN-UHFFFAOYSA-N 0.000 description 1
- VKIRRGRTJUUZHS-UHFFFAOYSA-N cyclohexane-1,4-diamine Chemical compound NC1CCC(N)CC1 VKIRRGRTJUUZHS-UHFFFAOYSA-N 0.000 description 1
- RVOJTCZRIKWHDX-UHFFFAOYSA-N cyclohexanecarbonyl chloride Chemical compound ClC(=O)C1CCCCC1 RVOJTCZRIKWHDX-UHFFFAOYSA-N 0.000 description 1
- 150000001990 dicarboxylic acid derivatives Chemical class 0.000 description 1
- SBZXBUIDTXKZTM-UHFFFAOYSA-N diglyme Chemical compound COCCOCCOC SBZXBUIDTXKZTM-UHFFFAOYSA-N 0.000 description 1
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- ZYBWTEQKHIADDQ-UHFFFAOYSA-N ethanol;methanol Chemical compound OC.CCO ZYBWTEQKHIADDQ-UHFFFAOYSA-N 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- JQOAQUXIUNVRQW-UHFFFAOYSA-N hexane Chemical compound CCCCCC.CCCCCC JQOAQUXIUNVRQW-UHFFFAOYSA-N 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000001471 micro-filtration Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 239000005056 polyisocyanate Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- AOHJOMMDDJHIJH-UHFFFAOYSA-N propylenediamine Chemical compound CC(N)CN AOHJOMMDDJHIJH-UHFFFAOYSA-N 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- LXEJRKJRKIFVNY-UHFFFAOYSA-N terephthaloyl chloride Chemical compound ClC(=O)C1=CC=C(C(Cl)=O)C=C1 LXEJRKJRKIFVNY-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/12—Composite membranes; Ultra-thin membranes
- B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
- B01D69/1251—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction by interfacial polymerisation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/56—Polyamides, e.g. polyester-amides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/70—Polymers having silicon in the main chain, with or without sulfur, nitrogen, oxygen or carbon only
- B01D71/701—Polydimethylsiloxane
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
분리막 | 투과량(㎥/㎡·day) | 배제율(%) |
실시예 1 | 3.0 | 93 |
실시예 2 | 4.1 | 76 |
비교예 1 | 0.2 | 68 |
비교예 2 | 5.0 | 13 |
PDMS 농도 : 2 중량% 고정 | |||
MPD 농도(중량%) | TMC 농도(중량%) | 투과량(㎥/㎡·day) | 배제율(%) |
0.5 | 0.025 | 1.23 | 94 |
1.0 | 0.05 | 0.53 | 94 |
2.0 | 0.1 | 0.31 | 96 |
MPD 농도 : 0.25 중량% 고정, TMC 농도 : 0.0125 중량% 고정 | ||
PDMS 농도(중량%) | 투과량(㎥/㎡·day) | 배제율(%) |
0.2 | 0.5 | 76 |
0.5 | 1.1 | 87 |
1.0 | 2.5 | 93 |
측정용질 | 투과량(㎥/㎡·day) | 배제율(%) |
Sudan IV 염료 | 3.0 | 95 |
왁스가 제거된 오일 | 3.0 | 93 |
용매 | H2O | MeOH | EtOH | IPA | aceton | MEK | MTBE | EA | DEE | hexane |
투과량(㎥/㎡·day) | 0.09 | 1.75 | 1.29 | 0.88 | 2.58 | 1.95 | 2.92 | 2.81 | 4.55 | 3.00 |
배제율(%) | - | 95 | 90 | 87 | 95 | 95 | 95 | 93 | 91 | 93 |
Claims (6)
- 다공성 지지체 표면에, 폴리아미드와 폴리디메틸실록산이 포함된 스킨층이 형성된 구조를 이루고 있는 것임을 특징으로 하는 내유기용매성 폴리아미드 나노복합막.
- 제 1 항에 있어서, 상기 나노복합막은 유기용매에 녹아 있는 저분자량 화합물(분자량 100 ∼ 1000)의 분리에 사용되는 것임을 특징으로 하는 내유기용매성 폴리아미드 나노복합막.
- 다공성 지지체 표면에서,0.1 ∼ 10 중량% 농도의 디아민 단량체와 0.005 ∼ 5 중량% 농도의 디카르복시산 단량체를 사용하여 계면중합함과 동시에 0.1 ∼ 3 중량% 농도의 폴리디메틸실록산을 코팅하여 스킨층을 형성하는 것을 특징으로 하는 내유기용매성 폴리아미드 나노복합막의 제조방법.
- 삭제
- 제 3 항에 있어서, 상기 다공성 지지체가 폴리아크릴로니트릴 한외여과막인 것을 특징으로 하는 내유기용매성 폴리아미드 나노복합막의 제조방법.
- 삭제
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0064598A KR100447932B1 (ko) | 2001-10-19 | 2001-10-19 | 실리콘이 함유된 내유기용매성 폴리아미드 나노복합막과 이의 제조방법 |
US10/147,071 US6887380B2 (en) | 2001-10-19 | 2002-05-17 | Silicone-coated organic solvent resistant polyamide composite nanofiltration membrane, and method for preparing the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0064598A KR100447932B1 (ko) | 2001-10-19 | 2001-10-19 | 실리콘이 함유된 내유기용매성 폴리아미드 나노복합막과 이의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030032652A KR20030032652A (ko) | 2003-04-26 |
KR100447932B1 true KR100447932B1 (ko) | 2004-09-08 |
Family
ID=19715256
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2001-0064598A Expired - Fee Related KR100447932B1 (ko) | 2001-10-19 | 2001-10-19 | 실리콘이 함유된 내유기용매성 폴리아미드 나노복합막과 이의 제조방법 |
Country Status (2)
Country | Link |
---|---|
US (1) | US6887380B2 (ko) |
KR (1) | KR100447932B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100876541B1 (ko) | 2007-03-16 | 2008-12-31 | 명지대학교 산학협력단 | 다공성 알루미늄실리케이트 나노입자를 함유하는 pdms혼합막 |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
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RU2297975C1 (ru) * | 2005-08-25 | 2007-04-27 | Институт нефтехимического синтеза им. А.В. Топчиева РАН (ИНХС РАН) | Способ нанофильтрационного разделения жидких органических смесей |
US20080135482A1 (en) * | 2006-11-27 | 2008-06-12 | Kripal Singh | Polyamide nanofiltration membrane useful for the removal of phospholipids |
US8460905B2 (en) * | 2007-09-11 | 2013-06-11 | Bunge Oils, Inc. | Enzymatic degumming utilizing a mixture of PLA and PLC phospholipases with reduced reaction time |
US8956853B2 (en) * | 2007-01-30 | 2015-02-17 | Bunge Oils, Inc. | Enzymatic degumming utilizing a mixture of PLA and PLC phospholipases |
KR100766569B1 (ko) * | 2007-04-12 | 2007-10-12 | 주식회사 디엠퓨어텍 | 수처리용 막 모듈 |
US8241876B2 (en) | 2008-01-07 | 2012-08-14 | Bunge Oils, Inc. | Generation of triacylglycerols from gums |
US8983568B2 (en) * | 2008-09-30 | 2015-03-17 | Abbott Diabetes Care Inc. | Analyte sensors comprising leveling agents |
CA2757835A1 (en) | 2009-04-08 | 2010-10-14 | Novomer, Inc. | Process for beta-lactone production |
GB201012083D0 (en) * | 2010-07-19 | 2010-09-01 | Imp Innovations Ltd | Thin film composite membranes for separation |
KR20140028072A (ko) | 2011-05-13 | 2014-03-07 | 노보머, 인코포레이티드 | 촉매적 카르보닐화 촉매 및 방법 |
GB201117950D0 (en) | 2011-10-18 | 2011-11-30 | Imp Innovations Ltd | Membranes for separation |
SI2771307T1 (sl) | 2011-10-26 | 2018-10-30 | Novomer, Inc. | Proces za proizvodnjo akrilatov iz epoksidov |
US9403788B2 (en) | 2012-02-13 | 2016-08-02 | Novomer, Inc. | Process for the production of acid anhydrides from epoxides |
CN102641667A (zh) * | 2012-05-03 | 2012-08-22 | 天津大学 | 聚酰胺复合纳滤膜的制备方法 |
EP2867189A4 (en) * | 2012-07-02 | 2016-03-16 | Novomer Inc | PROCESS FOR PRODUCING ACRYLATE |
CN103877875B (zh) * | 2014-04-18 | 2016-01-20 | 北京碧水源膜科技有限公司 | 一种亚纳滤复合膜及其制备方法 |
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US6887380B2 (en) | 2005-05-03 |
US20030098274A1 (en) | 2003-05-29 |
KR20030032652A (ko) | 2003-04-26 |
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