GB1276152A - Cellulosic semi-permeable membrane - Google Patents

Cellulosic semi-permeable membrane

Info

Publication number
GB1276152A
GB1276152A GB145972A GB145972A GB1276152A GB 1276152 A GB1276152 A GB 1276152A GB 145972 A GB145972 A GB 145972A GB 145972 A GB145972 A GB 145972A GB 1276152 A GB1276152 A GB 1276152A
Authority
GB
United Kingdom
Prior art keywords
permeable membrane
semi
cellulosic
cellulosic semi
permeable
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
Application number
GB145972A
Inventor
Martin Eugene Rowley
Walter Dieter Slowig
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of GB1276152A publication Critical patent/GB1276152A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0095—Drying

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • External Artificial Organs (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)

Abstract

1276152 Cellulosic semi-permeable membranes EASTMAN KODAK CO 1 May 1969 [3 May 1968] 1459/72 Divided out of 1276151 Heading B5B A semi-permeable cellulosic membrane containing 5-70% by wt. of a polyol of m.p. 35‹ C. is claimed, and may be made as disclosed in the Specification 1,276,151.
GB145972A 1968-05-03 1969-05-01 Cellulosic semi-permeable membrane Expired GB1276152A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US72655068A 1968-05-03 1968-05-03

Publications (1)

Publication Number Publication Date
GB1276152A true GB1276152A (en) 1972-06-01

Family

ID=24919056

Family Applications (2)

Application Number Title Priority Date Filing Date
GB145972A Expired GB1276152A (en) 1968-05-03 1969-05-01 Cellulosic semi-permeable membrane
GB2224969A Expired GB1276151A (en) 1968-05-03 1969-05-01 Semipermeable membranes

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB2224969A Expired GB1276151A (en) 1968-05-03 1969-05-01 Semipermeable membranes

Country Status (5)

Country Link
BE (1) BE732532A (en)
CA (1) CA923664A (en)
DE (1) DE1922536A1 (en)
FR (1) FR2007782A1 (en)
GB (2) GB1276152A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0001047A2 (en) * 1977-08-13 1979-03-21 Hoechst Aktiengesellschaft Viscose membrane for dialysis, especially for hemodialysis, and process for its fabrication

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE423106B (en) * 1980-07-25 1982-04-13 Gambro Dialysatoren PLASMAFERES MEMBRANE AND WAY TO MANUFACTURE THIS
EP0046817B1 (en) * 1980-09-01 1984-11-28 Gambro, Inc. Dry polycarbonate membrane and process of manufacture
US4855048A (en) * 1987-09-22 1989-08-08 Air Products And Chemicals, Inc. Air dried cellulose acetate membranes
DE69015174T2 (en) * 1990-07-10 1995-07-27 Ind Tech Res Inst Membrane production for the separation of gases and spiral wound membrane module.
CN103127744B (en) * 2011-11-28 2014-12-10 中国科学院金属研究所 Method for transferring nano-particles from oil phase into aqueous phase

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0001047A2 (en) * 1977-08-13 1979-03-21 Hoechst Aktiengesellschaft Viscose membrane for dialysis, especially for hemodialysis, and process for its fabrication
EP0001047A3 (en) * 1977-08-13 1979-04-04 Hoechst Aktiengesellschaft Membrane, especially for hemodialysis, process for its fabrication and its use
US4354938A (en) * 1977-08-13 1982-10-19 Hoechst Aktiengesellschaft Hemodialysis membrane and process and apparatus for using same in hemodialysis

Also Published As

Publication number Publication date
GB1276151A (en) 1972-06-01
FR2007782A1 (en) 1970-01-09
DE1922536A1 (en) 1970-08-27
CA923664A (en) 1973-04-03
BE732532A (en) 1969-10-16

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees