MX172241B - Membranas mixtas mejoradas de mezclas de poli(metacrilato de metilo), su fabricacion y su uso - Google Patents
Membranas mixtas mejoradas de mezclas de poli(metacrilato de metilo), su fabricacion y su usoInfo
- Publication number
- MX172241B MX172241B MX013681A MX1368188A MX172241B MX 172241 B MX172241 B MX 172241B MX 013681 A MX013681 A MX 013681A MX 1368188 A MX1368188 A MX 1368188A MX 172241 B MX172241 B MX 172241B
- Authority
- MX
- Mexico
- Prior art keywords
- poly
- methyl methacrylate
- mixtures
- manufacture
- improved mixed
- Prior art date
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
Abstract
La presente invención se refiere a un material formador de membrana, capaz de dejar pasar selectivamente cuando menos un componente más fácilmente permeable de una mezla fluída, caracterizado porque dicho material comprende una mezcla de poli(metacrilato de metilo) o un copolímero del mismo que contiene cuando menos 50 por ciento en peso de poli(metacrilato de metilo) y por lo menos un derivado celulósico.
Applications Claiming Priority (2)
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 |
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 (1)
Publication Number | Publication Date |
---|---|
MX172241B true MX172241B (es) | 1993-12-09 |
Family
ID=36716583
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX013681A MX172241B (es) | 1987-11-05 | 1988-11-04 | Membranas mixtas mejoradas de mezclas de poli(metacrilato de metilo), su fabricacion y su uso |
Country Status (6)
Country | Link |
---|---|
US (1) | US4919865A (es) |
CN (1) | CN1022982C (es) |
AT (1) | ATE107536T1 (es) |
DE (1) | DE3850392T2 (es) |
ES (1) | ES2009370A6 (es) |
MX (1) | MX172241B (es) |
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 |
US7826131B2 (en) * | 2002-10-09 | 2010-11-02 | The Governing Council Of The University Of Toronto | Tunable photonic crystal device |
US7364673B2 (en) * | 2002-10-09 | 2008-04-29 | The Governing Council Of The University Of Toronto | Widely wavelength tuneable polychrome colloidal 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 |
US20110123850A1 (en) | 2008-03-27 | 2011-05-26 | Zpower, Inc. | Electrode Separator |
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 |
DE3276853D1 (en) * | 1981-05-19 | 1987-09-03 | Teijin Ltd | Porous membrane |
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 DE DE3850392T patent/DE3850392T2/de not_active Expired - Fee Related
- 1988-11-01 AT AT88909859T patent/ATE107536T1/de not_active IP Right Cessation
- 1988-11-04 MX MX013681A patent/MX172241B/es unknown
- 1988-11-04 ES ES8803366A patent/ES2009370A6/es not_active Expired
- 1988-11-05 CN CN88108818A patent/CN1022982C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ATE107536T1 (de) | 1994-07-15 |
US4919865A (en) | 1990-04-24 |
ES2009370A6 (es) | 1989-09-16 |
CN1022982C (zh) | 1993-12-08 |
DE3850392T2 (de) | 1994-12-01 |
CN1043949A (zh) | 1990-07-18 |
DE3850392D1 (de) | 1994-07-28 |
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