CA1005610A - Flash spinning process - Google Patents

Flash spinning process

Info

Publication number
CA1005610A
CA1005610A CA178,257A CA178257A CA1005610A CA 1005610 A CA1005610 A CA 1005610A CA 178257 A CA178257 A CA 178257A CA 1005610 A CA1005610 A CA 1005610A
Authority
CA
Canada
Prior art keywords
spinning process
flash spinning
flash
spinning
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
CA178,257A
Other versions
CA178257S (en
Inventor
Ronald D. Anderson
Rudolph Woodell
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of CA1005610A publication Critical patent/CA1005610A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00—Structural elongated elements designed for load-supporting
    • E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
    • E04C3/12—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of wood, e.g. with reinforcements, with tensioning members
    • 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
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/04—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/28—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/30—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds comprising olefins as the major constituent
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/26—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of wood
    • E04B1/2604—Connections specially adapted therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Artificial Filaments (AREA)
  • Paper (AREA)
CA178,257A 1972-08-14 1973-08-07 Flash spinning process Expired CA1005610A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28020272A 1972-08-14 1972-08-14

Publications (1)

Publication Number Publication Date
CA1005610A true CA1005610A (en) 1977-02-22

Family

ID=23072103

Family Applications (1)

Application Number Title Priority Date Filing Date
CA178,257A Expired CA1005610A (en) 1972-08-14 1973-08-07 Flash spinning process

Country Status (11)

Country Link
US (1) US3756441A (en)
JP (1) JPS4942917A (en)
AR (1) AR195854A1 (en)
BE (1) BE803608A (en)
CA (1) CA1005610A (en)
DE (1) DE2341086A1 (en)
FR (1) FR2196362B1 (en)
GB (1) GB1430165A (en)
IT (1) IT1006073B (en)
LU (1) LU68235A1 (en)
NL (1) NL7311211A (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4352650A (en) * 1981-03-24 1982-10-05 E. I. Du Pont De Nemours And Company Nozzle for flash-extrusion apparatus
JPS6233816A (en) * 1985-08-06 1987-02-13 Asahi Chem Ind Co Ltd Production of fibrillated fiber
JPH0660258B2 (en) * 1986-06-26 1994-08-10 鐘淵化学工業株式会社 Method for pre-expanding thermoplastic resin particles
JP2617962B2 (en) * 1987-06-20 1997-06-11 旭化成工業株式会社 Polypropylene fibrillated fiber and method for producing the same
KR910007557B1 (en) * 1987-06-20 1991-09-27 아사히가세이고오교 가부시끼가이샤 Reticulate polypropylene fibers process for their production and reticulate fiber nonwoven fabric
JP2617961B2 (en) * 1987-06-26 1997-06-11 旭化成工業株式会社 Polypropylene highly open reticulated fiber and method for producing the same
US5032326A (en) * 1988-08-31 1991-07-16 E. I. Du Pont De Nemours And Company Flash-spinning of polymeric plexifilaments
US5030403A (en) * 1989-01-17 1991-07-09 Ppg Industries, Inc. Method for making polymeric fibrils
TW204377B (en) * 1989-07-12 1993-04-21 Asahi Chemical Ind
US5227103A (en) * 1990-02-07 1993-07-13 E. I. Du Pont De Nemours And Company High speed insulated conductors
EP0527019B1 (en) * 1991-08-03 1999-04-21 Asahi Kasei Kogyo Kabushiki Kaisha Halogen group solvent and solution using said solvent and process for producing three-dimensional fiber
US5833900A (en) * 1995-07-28 1998-11-10 E. I. Du Pont De Nemours And Company Process for modifying porosity in sheet made from flash spinning olefin polymer
US5788993A (en) * 1996-06-27 1998-08-04 E. I. Du Pont De Nemours And Company Spinneret with slotted outlet
US6153134A (en) * 1998-12-15 2000-11-28 E. I. Du Pont De Nemours And Company Flash spinning process
WO2016125812A1 (en) * 2015-02-05 2016-08-11 本田技研工業株式会社 Robot selection method and robot selection device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL300881A (en) * 1962-11-23
US3467744A (en) * 1968-10-15 1969-09-16 Du Pont Process for flash spinning polypropylene plexifilament
US3564088A (en) * 1968-10-15 1971-02-16 Du Pont Process for flash spinning an integral web of polypropylene plexifilaments

Also Published As

Publication number Publication date
US3756441A (en) 1973-09-04
IT1006073B (en) 1976-09-30
GB1430165A (en) 1976-03-31
FR2196362B1 (en) 1978-02-10
NL7311211A (en) 1974-02-18
FR2196362A1 (en) 1974-03-15
JPS4942917A (en) 1974-04-23
DE2341086A1 (en) 1974-02-28
BE803608A (en) 1974-02-14
LU68235A1 (en) 1973-10-23
AR195854A1 (en) 1973-11-09

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