DE3850392T2 - Zusammengesetzte membranen aus polymethylmethacrylatgemischen. - Google Patents
Zusammengesetzte membranen aus polymethylmethacrylatgemischen.Info
- Publication number
- DE3850392T2 DE3850392T2 DE3850392T DE3850392T DE3850392T2 DE 3850392 T2 DE3850392 T2 DE 3850392T2 DE 3850392 T DE3850392 T DE 3850392T DE 3850392 T DE3850392 T DE 3850392T DE 3850392 T2 DE3850392 T2 DE 3850392T2
- Authority
- DE
- Germany
- Prior art keywords
- membranes
- separation
- polymethylmethacrylate
- disclosed
- hydrogen
- 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
Classifications
-
- 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
- B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
- B01D71/401—Polymers based on the polymerisation of acrylic acid, e.g. polyacrylate
- B01D71/4011—Polymethylmethacrylate
-
- 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
- B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
-
- 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
-
- 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
- B01D71/08—Polysaccharides
- B01D71/10—Cellulose; Modified cellulose
-
- 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
- B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
- C01B3/501—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by diffusion
- C01B3/503—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by diffusion characterised by the membrane
-
- 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
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/48—Processes of making filters
-
- 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
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/62—Processes of molding porous films
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Inorganic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Materials For Medical Uses (AREA)
- Dental Preparations (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/117,639 US4919865A (en) | 1987-11-05 | 1987-11-05 | Composite membranes of poly (methyl methacrylate) blends, their manufacture and their use |
PCT/US1988/003804 WO1989004201A1 (en) | 1987-11-02 | 1988-11-01 | Composite membranes of poly(methyl methacrylate) blends |
CN88108818A CN1022982C (zh) | 1987-11-05 | 1988-11-05 | 改性的聚(甲基丙烯酸甲酯)混合物复合膜及制备方法和用途 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3850392D1 DE3850392D1 (de) | 1994-07-28 |
DE3850392T2 true DE3850392T2 (de) | 1994-12-01 |
Family
ID=36716583
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3850392T Expired - Fee Related DE3850392T2 (de) | 1987-11-05 | 1988-11-01 | Zusammengesetzte membranen aus polymethylmethacrylatgemischen. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4919865A (de) |
CN (1) | CN1022982C (de) |
AT (1) | ATE107536T1 (de) |
DE (1) | DE3850392T2 (de) |
ES (1) | ES2009370A6 (de) |
MX (1) | MX172241B (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5134208A (en) * | 1991-09-27 | 1992-07-28 | Shell Oil Company | Polymerization process |
JPH05212256A (ja) * | 1992-02-07 | 1993-08-24 | Mitsubishi Rayon Co Ltd | 耐熱性多孔質膜、耐熱性親水化多孔質膜及びそれらの製法 |
US5344480A (en) * | 1992-05-05 | 1994-09-06 | Praxair Technology, Inc. | Pressurizing with and recovering helium |
US5443728A (en) * | 1994-04-28 | 1995-08-22 | Praxair Technology, Inc. | Method of preparing membranes from blends of polyetherimide and polyimide polymers |
JP4080565B2 (ja) * | 1996-04-26 | 2008-04-23 | 大日本インキ化学工業株式会社 | 多孔質体の製造方法および多孔質体 |
US6733920B2 (en) * | 2001-04-19 | 2004-05-11 | Zinc Matrix Power, Inc. | Recombinant separator |
US7488558B2 (en) * | 2001-04-19 | 2009-02-10 | Michael Cheiky | Homogeneous separator |
WO2004034134A1 (en) * | 2002-10-09 | 2004-04-22 | Andre Arsenault | Widely wavelength tuneable polychrome colloidal photonic crystal device |
US7826131B2 (en) * | 2002-10-09 | 2010-11-02 | The Governing Council Of The University Of Toronto | Tunable photonic crystal device |
US7641055B2 (en) * | 2005-11-10 | 2010-01-05 | Donaldson Company, Inc. | Polysulfone and poly(N-vinyl lactam) polymer alloy and fiber and filter materials made of the alloy |
DE102006044635B4 (de) * | 2006-09-19 | 2008-11-06 | Gkss-Forschungszentrum Geesthacht Gmbh | Gastrenn-Membran |
US20080202210A1 (en) * | 2007-02-28 | 2008-08-28 | Varian, Inc. | Test gas leak detection using a composite membrane |
DK2272119T3 (da) | 2008-03-27 | 2014-07-07 | Zpower Llc | Elektrodeseparator |
CN103706263B (zh) * | 2013-12-19 | 2016-08-17 | 大连理工大学 | 高通量二氧化碳分离纤维素醚类衍生物复合膜及其制备方法 |
CN105057973B (zh) * | 2015-08-03 | 2017-10-17 | 山东大学 | 表面涂覆pmma抑制微细切削加工过程中毛刺产生的方法 |
CN113401500B (zh) * | 2021-03-31 | 2022-10-14 | 香港理工大学深圳研究院 | 一种由纤维素衍生物制成的发光薄膜作为食物包装膜的应用 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3892665A (en) * | 1973-10-15 | 1975-07-01 | Standard Oil Co | Membrane method and product |
US4230463A (en) * | 1977-09-13 | 1980-10-28 | Monsanto Company | Multicomponent membranes for gas separations |
US4214020A (en) * | 1977-11-17 | 1980-07-22 | Monsanto Company | Processes for coating bundles of hollow fiber membranes |
EP0066408B1 (de) * | 1981-05-19 | 1987-07-29 | Teijin Limited | Poröse Membran |
US4662905A (en) * | 1983-12-23 | 1987-05-05 | Itaru Todoriki, Director of Agency of Industrial Science and Technology | Selective gas separator |
JPH0687361B2 (ja) * | 1985-08-09 | 1994-11-02 | 株式会社日立製作所 | 螢光灯照明装置 |
-
1987
- 1987-11-05 US US07/117,639 patent/US4919865A/en not_active Expired - Fee Related
-
1988
- 1988-11-01 AT AT88909859T patent/ATE107536T1/de not_active IP Right Cessation
- 1988-11-01 DE DE3850392T patent/DE3850392T2/de not_active Expired - Fee Related
- 1988-11-04 ES ES8803366A patent/ES2009370A6/es not_active Expired
- 1988-11-04 MX MX013681A patent/MX172241B/es unknown
- 1988-11-05 CN CN88108818A patent/CN1022982C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US4919865A (en) | 1990-04-24 |
ES2009370A6 (es) | 1989-09-16 |
ATE107536T1 (de) | 1994-07-15 |
DE3850392D1 (de) | 1994-07-28 |
CN1043949A (zh) | 1990-07-18 |
CN1022982C (zh) | 1993-12-08 |
MX172241B (es) | 1993-12-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |