KR890006715A - 용액 침착에 의해 제조된 얇은 필름 복합 막 - Google Patents

용액 침착에 의해 제조된 얇은 필름 복합 막 Download PDF

Info

Publication number
KR890006715A
KR890006715A KR1019880013411A KR880013411A KR890006715A KR 890006715 A KR890006715 A KR 890006715A KR 1019880013411 A KR1019880013411 A KR 1019880013411A KR 880013411 A KR880013411 A KR 880013411A KR 890006715 A KR890006715 A KR 890006715A
Authority
KR
South Korea
Prior art keywords
polyurea
solvent
urethane
urethane copolymer
polymer
Prior art date
Application number
KR1019880013411A
Other languages
English (en)
Inventor
챨스 슈커 로버트
Original Assignee
죤 더블유.크로프트
엑손 리써치 앤드 엔지니어링 캄파니
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.)
Filing date
Publication date
Application filed by 죤 더블유.크로프트, 엑손 리써치 앤드 엔지니어링 캄파니 filed Critical 죤 더블유.크로프트
Publication of KR890006715A publication Critical patent/KR890006715A/ko

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G31/00—Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for
    • C10G31/11—Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for by dialysis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/36—Pervaporation; Membrane distillation; Liquid permeation
    • B01D61/362—Pervaporation
    • 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
    • B01D69/10—Supported membranes; Membrane supports
    • B01D69/107—Organic support material
    • 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
    • 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
    • B01D69/1213—Laminated layers
    • 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
    • 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
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
    • C08G18/3225—Polyamines
    • C08G18/3237—Polyamines aromatic
    • C08G18/3243—Polyamines aromatic containing two or more aromatic rings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/12—Specific ratios of components used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/219—Specific solvent system
    • 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
    • B01D71/54—Polyureas; Polyurethanes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Laminated Bodies (AREA)
  • Moulding By Coating Moulds (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

내용 없음

Description

용액 침착에 의해 제조된 얇은 필름 복합 막
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 퍼스트랙션(perstraction) 조건하에서 방향족 화합물/포화 화합물 분리에 대한 본 발명의 폴리우레아/우레탄 막의 평가에 사용된 실험장치의 개략도.

Claims (10)

  1. (a) 비양자성 용매, (b) 사이클릭 에테르, (c) 셀로솔브 아세테이트 또는 메틸 셀로솔브 및 (d) 수화제로 이루어진 다성분 용매계[여기에서, 용매중의 성분들 a/b/c/d의 비는 3-27/94-33/2-33/1-7 pph(parts per hundred) 범위로 사용된다]중의 폴리우레아/폴리우레탄 중합체의 용액을 만들고; 용매중의 폴리우레아/우레탄 공중합체의 얇은 필름을 미소다공성 지지체 기재위에 침착시킨 다음; 언급한 용매를 증발시켜 지지체위에 폴리우레아/우레탄 공중합체의 얇은 필름이 생성되도록 하는 것을 포함하여, 다공성 지지체상에 얇은 폴리우레아/우레탄 활성층으로 이루어진 복합막을 제조하는 방법.
  2. 제1항에 있어서, 비양자성 용매가 디메틸포름아미드이고, 사이클릭에테르가 디옥산이며, 수화제가 크로틸 알코올인 방법.
  3. 제2항에 있어서, 미소다공성 지지체 기재가 폴리올레핀 및 테플론중에서 선택된 방법.
  4. 제1항 또는 2항에 있어서, 다성분 용매계중의 폴리우레아/우레탄 공중합체 농도가 용매 100부를 기준으로 중합체 약 40부 이하인 방법.
  5. 제1항 또는 2항에 있어서, 다성분 용매계중의 폴리우레아/우레탄 공중합체 농도가 용매 100부당 중합체 약 0.5 내지 20부의 범위에 있는 방법.
  6. 제1항 또는 2항에 있어서, 미소다공성 지지체 기재상에 침착된 폴리우레아/우레탄 공중합체가 약 20% 이상 100% 미만의 우레아 지수, 약 15몰%, 이상의 방향족 탄소함량, 중합체 100g당 약 10 이상의 작용기 밀도 및 약 8 미만의 C=O/NH비를 가짐을 특징으로 하는 방법.
  7. 방향족 탄화수소 및 비-방향족 탄화수소의 공급 혼합물을 과도증발 또는 퍼스트랙션(perstraction) 조건하에서, 다공성 지지체위에 형성된 폴리우레아/우레탄의 얇은 활성층으로 구성된 복합막[이 복합막은 (a) 비양자성 용매, (b) 사이클릭 에테르, (c) 셀로솔브 아세테이트 또는 메틸 셀로솔브 및 (d) 수화제로 이루어진 다성분 용매계(이때 용매중의 성분들 a/b/c/d의 비는 약 3-27/94-33/2-33/1-7 pph 범위로 사용된다)중의 폴리우레아/우레탄 공중합체의 용액을 만들고; 용매중의 중합체의 얇은 필름을 미소당공성 지지체위에 침착시킨 다음; 언급한 용매를 증발시켜 지지체위에 얇은 필름 폴리우레아/우레탄막이 생성되도록 하는 단계로 제조된다]과 접촉시키는 것으로 이루어지며, 여기에서 폴리우레아/우레탄 공중합체가 약 20% 이상 100% 미만의 우레아 지수 약 15몰% 이상의 방향족 탄소함량, 중합체 100g당 약 10 이상의 작용기 밀도 및 약 8 미만의 C=O/NH비를 가짐을 특징으로 하는, 언급한 공급혼합물로부터 방향족 탄화수소를 분리하는 방법.
  8. 제7항에 있어서, 비양자성 용매가 디메틸포름아미드이고, 사이클릭 에테르가 디옥산이며, 수화제가 크로틸 알코올인 방법.
  9. 제7항 또는 8항에 있어서, 분리공정을 과도증발 조건하에 수행하는 방법.
  10. 제7항에 있어서, 공급혼합물이 나프타, 접촉분해 중질 나프타, 경질 가스오일, 접촉분해 경질 가스 오일 및 중간 생성물 접촉분해 나프타중에서 선택된 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880013411A 1987-10-14 1988-10-14 용액 침착에 의해 제조된 얇은 필름 복합 막 KR890006715A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US108,820 1979-12-31
US07/108,820 US4837054A (en) 1987-10-14 1987-10-14 Thin film composite membrane prepared by deposition from a solution

Publications (1)

Publication Number Publication Date
KR890006715A true KR890006715A (ko) 1989-06-15

Family

ID=22324235

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880013411A KR890006715A (ko) 1987-10-14 1988-10-14 용액 침착에 의해 제조된 얇은 필름 복합 막

Country Status (8)

Country Link
US (1) US4837054A (ko)
EP (1) EP0312378B1 (ko)
JP (1) JPH01232011A (ko)
KR (1) KR890006715A (ko)
BR (1) BR8805319A (ko)
DE (1) DE3879858T2 (ko)
ES (1) ES2039639T3 (ko)
MY (1) MY103426A (ko)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5045354A (en) * 1989-12-19 1991-09-03 Exxon Research & Engineering Company Production of supported thin film membranes
NL9001275A (nl) * 1990-06-06 1992-01-02 X Flow Bv Werkwijze voor het scheiden van componenten in een organisch vloeistofmilieu, alsmede een semi-permeabel composietmembraan daarvoor.
US5045206A (en) * 1990-12-05 1991-09-03 Exxon Research & Engineering Company Selective multi-ring aromatics extraction using a porous, non-selective partition membrane barrier
US5120900A (en) * 1990-12-05 1992-06-09 Exxon Research And Engineering Company Integrated solvent extraction/membrane extraction with retentate recycle for improved raffinate yield
US5095170A (en) * 1990-12-05 1992-03-10 Exxon And Research And Engineering Company Intergrated membrane pre-extraction/solvent extraction of distillates
FR2670507B1 (fr) * 1990-12-18 1993-12-31 Propulsion Ste Europeenne Procede d'infiltration chimique en phase vapeur.
US5095171A (en) * 1991-04-08 1992-03-10 Exxon Research And Engineering Company Control of oxygen level in feed for improved aromatics/non-aromatics pervaporation (OP-3602)
US5254795A (en) * 1992-10-07 1993-10-19 Exxon Research And Engineering Company Removal of 2-ring aromatics from low boiling streams containing low concentrations of same using membranes
US5298669A (en) * 1993-03-23 1994-03-29 Exxon Chemical Patent Inc. Perstraction sweep stream for a membrane reactor
NL1001062C2 (nl) 1995-08-25 1997-02-27 Tno Membraan en werkwijze voor het scheiden van aromatische koolwaterstoffen uit een mengsel van diverse aromatische koolwaterstoffen of uit een mengsel van dergelijke aromatische koolwaterstoffen en niet-aromatische koolwaterstoffen.
EP3739668A1 (en) * 2004-07-07 2020-11-18 Lg Chem, Ltd. New organic/inorganic composite porous film and electrochemical device prepared thereby
US7951224B2 (en) * 2008-12-24 2011-05-31 Exxonmobil Research And Engineering Company Process for improving the cetane rating of distillate and diesel boiling range fractions
US20100155300A1 (en) * 2008-12-24 2010-06-24 Sabottke Craig Y Process for producing gasoline of increased octane and hydrogen-containing co-produced stream
US11642629B2 (en) 2020-03-20 2023-05-09 Saudi Arabian Oil Company Multi-layer composite gas separation membranes, methods for preparation, and use

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE151874C (de) 1903-01-24 1904-06-02 Hans Henrik Jensen Sicherheitslaterne mit beim Ab-oder Umfallen durch Federwirkung den Docht bedeckenden Klappen
US2970106A (en) * 1958-01-31 1961-01-31 American Oil Co Aromatic separation process
US3456037A (en) * 1964-12-14 1969-07-15 Du Pont Polyurethane-polyureas
US3370102A (en) * 1967-05-05 1968-02-20 Abcor Inc Isothermal-liquid-liquid permeation separation systems
US3567810A (en) * 1968-04-01 1971-03-02 Amicon Corp Process for making high-flow anisotropic membranes
US3936409A (en) * 1969-03-10 1976-02-03 Textron, Inc. Urea-urethane compositions and films prepared therefrom
US3647845A (en) * 1969-09-12 1972-03-07 John B Wilkes Stabilization of cobalt carbonyl compounds by azoxy-dentated ligands
US3709774A (en) * 1970-05-13 1973-01-09 Gen Electric Preparation of asymmetric polymer membranes
BE793504A (fr) * 1971-12-30 1973-06-29 Montedison Spa Membranes anisotropes de retro-osmose et leur procede de preparation
US3734880A (en) * 1972-06-28 1973-05-22 Goodyear Tire & Rubber Polyurethane composition and method of its preparation
US3776970A (en) * 1972-12-14 1973-12-04 Monsanto Co Process for the separation of styrene from ethylbenzene
US3876738A (en) * 1973-07-18 1975-04-08 Amf Inc Process for producing microporous films and products
CA1084647A (en) * 1974-02-21 1980-08-26 Shigeyoshi Hara Nitrogen-containing aromatic polymers and process for their preparation
US4009307A (en) * 1975-07-24 1977-02-22 Ppg Industries, Inc. Polyurea-urethane coatings
DE2627629C3 (de) * 1976-06-19 1979-12-20 Bayer Ag, 5090 Leverkusen Verfahren zur Abtrennung von aromatischen* Kohlenwasserstoffen aus Gemischen mit anderen organischen Verbindungen mit Hilfe von Kunststoffmembranen
JPS5850121B2 (ja) * 1978-05-01 1983-11-09 日東電工株式会社 微孔性透過膜
AU529368B2 (en) * 1978-05-15 1983-06-02 Pall Corporation Preparing polyamide membrane filter media and product
US4340480A (en) * 1978-05-15 1982-07-20 Pall Corporation Process for preparing liquophilic polyamide membrane filter media and product
DD150620A1 (de) * 1980-05-12 1981-09-09 Klaus Deutsch Verfahren zur herstellung von asymmetrischen membranen
DD151874A1 (de) * 1980-07-03 1981-11-11 Klaus Deutsch Asymmetrische membranen auf basis hydrophiler polyurethane
DD151952A1 (de) * 1980-07-03 1981-11-11 Klaus Deutsch Verfahren zur herstellung mikroporoeser flaechengebilde
US4423099A (en) * 1980-07-28 1983-12-27 Ciba-Geigy Corporation Membrane modified hydrogels
GB2104411B (en) * 1981-07-08 1985-02-20 Ube Industries Aromatic polyimide composite separating membrane
JPS5887115A (ja) * 1981-11-18 1983-05-24 Toyo Tire & Rubber Co Ltd 無黄変性ポリウレタン成型品の製造方法
CH656626A5 (fr) * 1982-02-05 1986-07-15 Pall Corp Membrane en polyamide, presentant des proprietes de surface controlees, son utilisation et son procede de preparation.
JPS5959220A (ja) * 1982-09-28 1984-04-05 Teijin Ltd 気体分離用複合透過膜の製造法
JPS60223370A (ja) * 1984-04-20 1985-11-07 Nippon Telegr & Teleph Corp <Ntt> 電話機付属装置
JPS60225622A (ja) * 1984-04-23 1985-11-09 Agency Of Ind Science & Technol 炭酸ガス選択透過膜
JPS60250049A (ja) * 1984-05-25 1985-12-10 Fuji Photo Film Co Ltd ポリスルホン微孔濾過膜の製法
US4532316A (en) * 1984-05-29 1985-07-30 W. L. Gore & Assoc., Inc. Phase separating polyurethane prepolymers and elastomers prepared by reacting a polyol having a molecular weight of 600-3500 and isocyanate and a low molecular weight chain extender in which the ratios of reactants have a limited range
DE3513980A1 (de) * 1985-04-18 1986-10-30 Bayer Ag, 5090 Leverkusen Matrixwerkstoffe, verfahren zu ihrer herstellung und ihre verwendung zur herstellung von verbundwerkstoffen

Also Published As

Publication number Publication date
BR8805319A (pt) 1989-05-30
MY103426A (en) 1993-06-30
US4837054A (en) 1989-06-06
ES2039639T3 (es) 1993-10-01
DE3879858D1 (de) 1993-05-06
EP0312378B1 (en) 1993-03-31
DE3879858T2 (de) 1993-07-08
JPH01232011A (ja) 1989-09-18
EP0312378A3 (en) 1990-01-10
EP0312378A2 (en) 1989-04-19

Similar Documents

Publication Publication Date Title
KR890006715A (ko) 용액 침착에 의해 제조된 얇은 필름 복합 막
US2953502A (en) Separation of azeotropic mixtures
KR890006714A (ko) 현탁액 침착에 의한 제조된 얇은 필름 복합 막
US4962271A (en) Selective separation of multi-ring aromatic hydrocarbons from distillates by perstraction
US5120900A (en) Integrated solvent extraction/membrane extraction with retentate recycle for improved raffinate yield
KR910005718B1 (ko) 가스분리 공정에서 사용되는 플루오르화 처리된 고분자 멤브레인
US20070135670A1 (en) Method of Separating Olefins from Mixtures With Paraffins
EP0312374A2 (en) Highly aromatic polyurea/urethane membranes and their use for separating aromatics from non-aromatics
US5019666A (en) Non-porous polycarbonate membranes for separation of aromatics from saturates
US5045354A (en) Production of supported thin film membranes
US4802987A (en) Selective permeation of aromatic hydrocarbons through polyethylene glycol impregnated regenerated cellulose or cellulose acetate membranes
AU5222099A (en) Recovery of aromatic hydrocarbons using lubricating oil conditioned membranes
EP0583957A2 (en) Fluorinated polyolefin membranes for aromatics/saturates separation
JPH03135426A (ja) 膜組成物、及びそれを用いた芳香族化合物と非芳香族化合物の分離方法
US5288712A (en) Pervaporation process employing permeate recycle
US4759776A (en) Polytrialkylgermylpropyne polymers and membranes
US4879044A (en) Highly aromatic anisotropic polyurea/urethane membranes and their use for the separation of aromatics from non aromatics
JPS60156505A (ja) ポリホスフアゼン気体分離膜
US5107058A (en) Olefin/paraffin separation via membrane extraction
US5055631A (en) Sulfonated polysulfone membranes for aromatics/saturates separation
KR890006716A (ko) 고도의 방향족 이방성 폴리우레아/우레탄 막 및 방향족 화합물과 비방향족 화합물을 분리하기 위한 이들의 용도
US4108765A (en) Membrane separation of methanol from formaldehyde aqueous mixtures
US5585527A (en) Continuous distillation and membrane process
CA1318991C (en) Solvent dewaxing process
EP0254359A1 (en) Process for separating a fluid mixture containing hydrocarbons and an organic solvent

Legal Events

Date Code Title Description
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid