DK138804B - Method for producing multifilament yarn by forming a profiled film which is stretched and split. - Google Patents

Method for producing multifilament yarn by forming a profiled film which is stretched and split.

Info

Publication number
DK138804B
DK138804B DK332270AA DK332270A DK138804B DK 138804 B DK138804 B DK 138804B DK 332270A A DK332270A A DK 332270AA DK 332270 A DK332270 A DK 332270A DK 138804 B DK138804 B DK 138804B
Authority
DK
Denmark
Prior art keywords
stretched
split
forming
multifilament yarn
profiled film
Prior art date
Application number
DK332270AA
Other languages
Danish (da)
Other versions
DK138804C (en
Inventor
James Dow
Ronald Lloyd
Albert George Patchell
Original Assignee
Smith & Nephew Polyfab
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 Smith & Nephew Polyfab filed Critical Smith & Nephew Polyfab
Publication of DK138804B publication Critical patent/DK138804B/en
Application granted granted Critical
Publication of DK138804C publication Critical patent/DK138804C/da

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D99/00—Subject matter not provided for in other groups of this subclass
    • B29D99/0078—Producing filamentary materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/05—Filamentary, e.g. strands
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/91—Heating, e.g. for cross linking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/914—Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/915—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
    • B29C48/9155—Pressure rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
    • B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
    • B29C59/04—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing using rollers or endless belts
    • 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
    • D01D5/42—Formation of filaments, threads, or the like by cutting films into narrow ribbons or filaments or by fibrillation of films or filaments
    • D01D5/423—Formation of filaments, threads, or the like by cutting films into narrow ribbons or filaments or by fibrillation of films or filaments by fibrillation of films or filaments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/731—Filamentary material, i.e. comprised of a single element, e.g. filaments, strands, threads, fibres

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Textile Engineering (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Laminated Bodies (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
DK332270AA 1969-06-27 1970-06-26 Method for producing multifilament yarn by forming a profiled film which is stretched and split. DK138804B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB32758/69A GB1279299A (en) 1969-06-27 1969-06-27 Production of films and multifilamentary yarns therefrom

Publications (2)

Publication Number Publication Date
DK138804B true DK138804B (en) 1978-10-30
DK138804C DK138804C (en) 1979-04-17

Family

ID=10343573

Family Applications (1)

Application Number Title Priority Date Filing Date
DK332270AA DK138804B (en) 1969-06-27 1970-06-26 Method for producing multifilament yarn by forming a profiled film which is stretched and split.

Country Status (8)

Country Link
CA (1) CA961613A (en)
DK (1) DK138804B (en)
ES (2) ES381231A1 (en)
FR (1) FR2051355A5 (en)
GB (1) GB1279299A (en)
NL (1) NL146544B (en)
SE (1) SE360037B (en)
ZA (1) ZA704257B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7410604B2 (en) 2003-03-06 2008-08-12 3M Innovative Properties Company Method of making retroreflective sheeting and slot die apparatus
CN107187013A (en) * 2017-07-18 2017-09-22 江西盛汇光学科技协同创新有限公司 A kind of multi-functional die mould compounding machine group and the method for making microprism film

Also Published As

Publication number Publication date
DE2031686A1 (en) 1971-04-08
DE2031686B2 (en) 1977-01-20
DK138804C (en) 1979-04-17
ES186792U (en) 1973-11-16
NL146544B (en) 1975-07-15
SE360037B (en) 1973-09-17
NL7009515A (en) 1970-12-29
GB1279299A (en) 1972-06-28
ZA704257B (en) 1971-03-31
ES381231A1 (en) 1973-04-01
FR2051355A5 (en) 1971-04-02
ES186792Y (en) 1974-08-01
CA961613A (en) 1975-01-28

Similar Documents

Publication Publication Date Title
DK110250C (en) Method for producing a compact multifilament yarn.
DK132334B (en) Method for making light.
DK123785B (en) Method for producing a continuous fiber web.
DK140623B (en) Method for making microcapsules.
DK124693B (en) Process for the production of monoaxially stretched small foil strips.
DK132065B (en) Process for producing a biaxially oriented polyamide film by two-step stretching.
DK156173C (en) PROCEDURE FOR WASHING TEXTILES, METHOD FOR PERFORMING THE PROCEDURE AND PROCEDURE FOR MANUFACTURING THE MEDICINE
DK132523B (en) Method for biaxially stretching a tubular film of poly-epsilon-caproamide.
DK129466B (en) Method for the production of slow α- and β-glycoproteins.
DK131587B (en) Method for manufacturing a flexible waveguide.
DK129693B (en) Method for producing shaped articles consisting of one or more layers.
DK138804B (en) Method for producing multifilament yarn by forming a profiled film which is stretched and split.
DK125631B (en) Method for producing a pressure sensitive recording sheet.
NL7513569A (en) SEPARATION METHOD.
DK129191B (en) Process for producing a synthetic, laminated web material by extrusion.
DK128391B (en) Method for making plant bases.
DK128054B (en) Method for producing an inhibitor of pathological processes.
DK129322B (en) Method for producing wood wool, and machine for carrying out the method.
DK126223B (en) Method for producing turf.
DK127902B (en) Method for making plant bases.
DK131327B (en) Method for making microcapsules.
DK125949B (en) Method of making a zipper.
DK128019B (en) Method for producing yarns and fibers by splitting a profiled film.
DK126024B (en) Method for producing a mucoprotein.
DK125306B (en) Method for making anti-inflammatory suppositories.

Legal Events

Date Code Title Description
PUP Patent expired