CA1016314A - Formation of fibrillar sheet and recovery of solvent under vacuum - Google Patents

Formation of fibrillar sheet and recovery of solvent under vacuum

Info

Publication number
CA1016314A
CA1016314A CA151,321A CA151321A CA1016314A CA 1016314 A CA1016314 A CA 1016314A CA 151321 A CA151321 A CA 151321A CA 1016314 A CA1016314 A CA 1016314A
Authority
CA
Canada
Prior art keywords
fibrillar
recovery
formation
sheet
under vacuum
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
CA151,321A
Other versions
CA151321S (en
Inventor
Carlo Raganato
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.)
Solvay SA
Original Assignee
Solvay SA
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 Solvay SA filed Critical Solvay SA
Application granted granted Critical
Publication of CA1016314A publication Critical patent/CA1016314A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
    • D04H1/724—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged forming webs during fibre formation, e.g. flash-spinning
    • 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
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/02—Recovery or working-up of waste materials of solvents, plasticisers or unreacted monomers
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/11—Flash-spinning
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H13/00—Other non-woven fabrics

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Sustainable Development (AREA)
  • Mechanical Engineering (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Paper (AREA)
  • Nonwoven Fabrics (AREA)
  • Multicomponent Fibers (AREA)
CA151,321A 1971-09-09 1972-09-08 Formation of fibrillar sheet and recovery of solvent under vacuum Expired CA1016314A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU63876 1971-09-09

Publications (1)

Publication Number Publication Date
CA1016314A true CA1016314A (en) 1977-08-30

Family

ID=19726821

Family Applications (1)

Application Number Title Priority Date Filing Date
CA151,321A Expired CA1016314A (en) 1971-09-09 1972-09-08 Formation of fibrillar sheet and recovery of solvent under vacuum

Country Status (26)

Country Link
US (1) US3883630A (en)
JP (1) JPS5439501B2 (en)
AR (1) AR197577A1 (en)
AT (1) AT330941B (en)
AU (1) AU454391B2 (en)
BE (1) BE787890A (en)
BR (1) BR7206179D0 (en)
CA (1) CA1016314A (en)
CH (1) CH539131A (en)
CS (1) CS160064B2 (en)
DD (1) DD100023A5 (en)
DE (1) DE2241163C2 (en)
ES (1) ES405987A1 (en)
FI (1) FI54151C (en)
FR (1) FR2152583B1 (en)
GB (1) GB1355928A (en)
IE (1) IE36656B1 (en)
IT (1) IT967071B (en)
LU (1) LU63876A1 (en)
NL (1) NL170651C (en)
NO (1) NO138536C (en)
PL (1) PL77070B1 (en)
RO (1) RO86025B (en)
SE (1) SE403499B (en)
TR (1) TR16958A (en)
ZA (1) ZA725668B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE787033A (en) * 1971-08-06 1973-02-01 Solvay
US4025593A (en) * 1971-08-06 1977-05-24 Solvay & Cie Fabrication of discontinuous fibrils
NL7305415A (en) * 1973-04-18 1974-10-22
LU69196A1 (en) * 1974-01-18 1975-12-09
US4127623A (en) * 1974-08-03 1978-11-28 Sumitomo Chemical Company, Limited Process for producing polyolefin short fibers
LU76197A1 (en) * 1976-11-12 1978-07-10
US5098452A (en) * 1990-08-24 1992-03-24 E. I. Du Pont De Nemours And Company Method for controlling the level of solvent vapor in a vessel
CN106149206A (en) * 2016-08-19 2016-11-23 安徽元琛环保科技股份有限公司 A kind of preparation method of nanofiber acupuncture PTFE base fabric filter material

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB413311A (en) * 1933-01-06 1934-07-06 British Celanese Improvements in the manufacture of artificial filaments
NL70708C (en) * 1941-03-01
US2336743A (en) * 1941-10-13 1943-12-14 Fred W Manning Method and apparatus for spinning unwoven fabrics
US2411660A (en) * 1943-05-22 1946-11-26 Fred W Manning Method of making filter cartridges, abrasive sheets, scouring pads, and the like
US2398831A (en) * 1944-05-06 1946-04-23 Du Pont Spinning apparatus and method
US2515393A (en) * 1945-03-01 1950-07-18 American Viscose Corp Dry spinning system
US2906367A (en) * 1956-11-08 1959-09-29 American Viscose Corp De-gasifying liquids
DK116229B (en) * 1957-06-11 1969-12-22 Du Pont Continuously extruded or spun filament product and process for its manufacture.
US3026190A (en) * 1958-12-02 1962-03-20 American Viscose Corp Elastomer bonded abrasives
US3056719A (en) * 1959-07-09 1962-10-02 David R Webster Continuous web forming machine
NL280787A (en) * 1961-07-11
US3081519A (en) * 1962-01-31 1963-03-19 Fibrillated strand
US3210452A (en) * 1962-11-06 1965-10-05 Monsanto Co Dry spinning of polyethylene
NL288240A (en) * 1963-11-08
FR1493680A (en) * 1964-06-04 1967-09-01 Du Pont Apparatus and method for separating and electrostatically charging a web of plexifilaments
FR1546480A (en) * 1967-02-28 1968-11-22 Papeteries Navarre Improvements in the fabrication of particulate fibrous structures

Also Published As

Publication number Publication date
DE2241163C2 (en) 1982-11-18
AU4593672A (en) 1974-02-28
JPS4836423A (en) 1973-05-29
PL77070B1 (en) 1975-02-28
DE2241163A1 (en) 1973-03-22
AT330941B (en) 1976-07-26
AU454391B2 (en) 1974-10-04
RO86025A (en) 1985-01-24
IE36656B1 (en) 1977-01-19
ES405987A1 (en) 1975-09-16
ATA774572A (en) 1975-10-15
BE787890A (en) 1973-02-23
US3883630A (en) 1975-05-13
IT967071B (en) 1974-02-28
FR2152583B1 (en) 1975-01-03
RO86025B (en) 1985-01-31
NL170651C (en) 1984-10-16
NO138536B (en) 1978-06-12
NO138536C (en) 1978-09-20
GB1355928A (en) 1974-06-12
TR16958A (en) 1974-01-17
DD100023A5 (en) 1973-09-05
NL7211880A (en) 1973-03-13
JPS5439501B2 (en) 1979-11-28
AR197577A1 (en) 1974-04-23
CH539131A (en) 1973-07-15
FR2152583A1 (en) 1973-04-27
SE403499B (en) 1978-08-21
CS160064B2 (en) 1975-02-28
ZA725668B (en) 1973-05-30
IE36656L (en) 1973-03-09
FI54151B (en) 1978-06-30
FI54151C (en) 1978-10-10
LU63876A1 (en) 1973-03-09
BR7206179D0 (en) 1973-07-17

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