ATE107536T1 - Zusammengesetzte membranen aus polymethylmethacrylatgemischen. - Google Patents

Zusammengesetzte membranen aus polymethylmethacrylatgemischen.

Info

Publication number: ATE107536T1
Authority: AT; Austria
Prior art keywords: composite membranes; separation; membranes; disclosed; composite
Prior art date: 1987-11-05

Application number

AT88909859T

Other languages

English (en)

Inventor

Joyce K Nelson

Original Assignee

Praxair Technology Inc

Priority date (The priority date 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 date listed.)

1987-11-05

Filing date

1988-11-01

Publication date

1994-07-15

1988-11-01 Application filed by Praxair Technology Inc filed Critical Praxair Technology Inc

1994-07-15 Application granted granted Critical

1994-07-15 Publication of ATE107536T1 publication Critical patent/ATE107536T1/de

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
- 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)

AT88909859T 1987-11-05 1988-11-01 Zusammengesetzte membranen aus polymethylmethacrylatgemischen. ATE107536T1 (de)

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
ATE107536T1 true ATE107536T1 (de)	1994-07-15

Family

ID=36716583

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT88909859T ATE107536T1 (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)

* Cited by examiner, † Cited by third party
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
JP4593278B2 (ja) *	2002-10-09	2010-12-08	アーセノールト，アンドレ	広範囲に波長調整可能な多色コロイド状光子結晶デバイス
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
EP2639855A3 (de)	2008-03-27	2013-12-25	ZPower, LLC	Elektrodenseparator
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)

* Cited by examiner, † Cited by third party
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
DE3850392T2 (de)	1994-12-01
ES2009370A6 (es)	1989-09-16
MX172241B (es)	1993-12-09
DE3850392D1 (de)	1994-07-28
CN1043949A (zh)	1990-07-18
US4919865A (en)	1990-04-24
CN1022982C (zh)	1993-12-08

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Legal Events

Date	Code	Title	Description
1995-02-15	UEP	Publication of translation of european patent specification
1996-08-15	REN	Ceased due to non-payment of the annual fee