ZA727949B - Porous plastics materials - Google Patents

Porous plastics materials

Info

Publication number
ZA727949B
ZA727949B ZA727949A ZA727949A ZA727949B ZA 727949 B ZA727949 B ZA 727949B ZA 727949 A ZA727949 A ZA 727949A ZA 727949 A ZA727949 A ZA 727949A ZA 727949 B ZA727949 B ZA 727949B
Authority
ZA
South Africa
Prior art keywords
plastics materials
porous plastics
porous
materials
plastics
Prior art date
Application number
ZA727949A
Other languages
English (en)
Inventor
G Gale
Original Assignee
Atomic Energy Authority Uk
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 Atomic Energy Authority Uk filed Critical Atomic Energy Authority Uk
Publication of ZA727949B publication Critical patent/ZA727949B/xx

Links

Classifications

    • 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
    • B01D69/10—Supported membranes; Membrane supports
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2327/06—Homopolymers or copolymers of vinyl chloride

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
ZA727949A 1971-11-23 1972-11-09 Porous plastics materials ZA727949B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5443271A GB1393680A (en) 1971-11-23 1971-11-23 Porous plastics materials

Publications (1)

Publication Number Publication Date
ZA727949B true ZA727949B (en) 1973-07-25

Family

ID=10470982

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA727949A ZA727949B (en) 1971-11-23 1972-11-09 Porous plastics materials

Country Status (10)

Country Link
JP (1) JPS4860155A (xx)
AU (1) AU468292B2 (xx)
CA (1) CA1023116A (xx)
DE (1) DE2256036C3 (xx)
FR (1) FR2160973B1 (xx)
GB (1) GB1393680A (xx)
IL (1) IL40794A (xx)
IT (1) IT975828B (xx)
NL (1) NL7215897A (xx)
ZA (1) ZA727949B (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE21649T1 (de) * 1981-10-22 1986-09-15 Ici Plc Verfahren zur herstellung eines pvc bewaesserungsrohres.
GB2131341A (en) * 1982-10-23 1984-06-20 Skf Kugellagerfabriken Gmbh Plastics components of or for bearings

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB749733A (en) * 1953-12-15 1956-05-30 Harold Newby Improvements in the production of cellular bodies from polyvinyl chloride
GB1074466A (en) * 1965-07-07 1967-07-05 Ici Ltd Expanded plastic materials
GB1219803A (en) * 1967-06-03 1971-01-20 Toray Industries Cellular foamed products prepared from polymers of vinyl chloride and process for their preparation
SE332072B (xx) * 1968-04-22 1971-01-25 Kema Nord Ab

Also Published As

Publication number Publication date
FR2160973A1 (xx) 1973-07-06
IL40794A0 (en) 1973-01-30
AU4883772A (en) 1974-05-16
IL40794A (en) 1975-10-15
NL7215897A (xx) 1973-05-25
FR2160973B1 (xx) 1976-06-04
DE2256036C3 (de) 1982-01-21
CA1023116A (en) 1977-12-27
GB1393680A (en) 1975-05-07
JPS4860155A (xx) 1973-08-23
IT975828B (it) 1974-08-10
AU468292B2 (en) 1976-01-08
DE2256036A1 (de) 1973-05-24
DE2256036B2 (de) 1981-05-21

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