DE2702221C3 - Verfahren zum Herstellen eines orientierten Kunststoffnetzes - Google Patents

Verfahren zum Herstellen eines orientierten Kunststoffnetzes

Info

Publication number
DE2702221C3
DE2702221C3 DE2702221A DE2702221A DE2702221C3 DE 2702221 C3 DE2702221 C3 DE 2702221C3 DE 2702221 A DE2702221 A DE 2702221A DE 2702221 A DE2702221 A DE 2702221A DE 2702221 C3 DE2702221 C3 DE 2702221C3
Authority
DE
Germany
Prior art keywords
strands
extruded
plastic
stretching
network
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
DE2702221A
Other languages
German (de)
English (en)
Other versions
DE2702221A1 (de
DE2702221B2 (de
Inventor
Ronald L. Minneapolis Minn. Larsen (V.St.A.)
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.)
Leucadia Inc
Original Assignee
Conwed Corp
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 Conwed Corp filed Critical Conwed Corp
Publication of DE2702221A1 publication Critical patent/DE2702221A1/de
Publication of DE2702221B2 publication Critical patent/DE2702221B2/de
Application granted granted Critical
Publication of DE2702221C3 publication Critical patent/DE2702221C3/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
    • 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
    • B29C48/03—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
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • 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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • 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
    • B29L2028/00—Nets or the like
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/81—Plastic net
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
    • Y10T428/24298—Noncircular aperture [e.g., slit, diamond, rectangular, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/10—Scrim [e.g., open net or mesh, gauze, loose or open weave or knit, etc.]
    • Y10T442/184—Nonwoven scrim

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Braiding, Manufacturing Of Bobbin-Net Or Lace, And Manufacturing Of Nets By Knotting (AREA)
  • Artificial Filaments (AREA)
DE2702221A 1976-01-29 1977-01-20 Verfahren zum Herstellen eines orientierten Kunststoffnetzes Expired DE2702221C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US65347476A 1976-01-29 1976-01-29

Publications (3)

Publication Number Publication Date
DE2702221A1 DE2702221A1 (de) 1977-08-04
DE2702221B2 DE2702221B2 (de) 1979-05-03
DE2702221C3 true DE2702221C3 (de) 1980-01-03

Family

ID=24621038

Family Applications (2)

Application Number Title Priority Date Filing Date
DE2702221A Expired DE2702221C3 (de) 1976-01-29 1977-01-20 Verfahren zum Herstellen eines orientierten Kunststoffnetzes
DE19777701602U Expired DE7701602U1 (de) 1976-01-29 1977-01-20 Netz aus kunststoff

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19777701602U Expired DE7701602U1 (de) 1976-01-29 1977-01-20 Netz aus kunststoff

Country Status (12)

Country Link
US (1) US4123491A (enExample)
JP (1) JPS52107375A (enExample)
BE (1) BE850588A (enExample)
DE (2) DE2702221C3 (enExample)
ES (1) ES455125A1 (enExample)
FI (1) FI64535C (enExample)
FR (1) FR2339480A1 (enExample)
GB (1) GB1565262A (enExample)
IT (1) IT1112147B (enExample)
NL (1) NL7700546A (enExample)
NO (1) NO143805C (enExample)
SE (1) SE420467B (enExample)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4242295A (en) * 1978-10-04 1980-12-30 Du Pont Canada Inc. Process for manufacturing flat plastic net
NO152612C (no) * 1978-10-16 1985-10-23 Plg Res Sammenhengende plastnettkonstruksjon med rombemasker og fremgangsmaate til dens fremstilling
NO152611C (no) 1978-10-16 1985-10-23 Plg Res Plastnettkonstruksjon, fremgangsmaate til dens fremstilling og anvendelse av konstruksjonen
US5156495B1 (en) 1978-10-16 1994-08-30 Plg Res Plastic material mesh structure
IT1114242B (it) * 1979-05-18 1986-01-27 Montedison Spa Procedimento e dispositivo per preparare strutture composite reticolari
ATE23056T1 (de) * 1981-04-03 1986-11-15 Plg Res Netzstruktur aus kunststoff.
US4661389A (en) * 1984-03-27 1987-04-28 Leucadia, Inc. Multiple-layer reinforced laminate
US4656075A (en) * 1984-03-27 1987-04-07 Leucadia, Inc. Plastic net composed of co-extruded composite strands
GB2156273B (en) * 1984-03-27 1987-10-28 Conwed Corp Multiple-layer reinforced laminate
JPH03268656A (ja) * 1990-03-19 1991-11-29 Nec Corp 短縮ダイヤル発信装置
JPH0429621U (enExample) * 1990-06-27 1992-03-10
IT1274668B (it) * 1994-04-12 1997-07-24 Rdb Plastotecnica Spa Struttura di rete stirata particolarmente per uso geotecnico
US6146745A (en) * 1996-04-12 2000-11-14 The Procter & Gamble Company Open cell mesh and method for characterizing a mesh
US6165603A (en) * 1996-04-12 2000-12-26 Procter & Gamble Company Washing implement comprising an improved open cell mesh
US5715561A (en) * 1996-04-12 1998-02-10 The Procter & Gamble Company Personal cleansing implement made of stretched scrim providing softness benefit
US6156418A (en) * 1996-04-12 2000-12-05 The Procter & Gamble Company Washing implement comprising an improved open cell mesh
US5863844A (en) * 1996-04-12 1999-01-26 The Procter & Gamble Company Washing implement comprising an improved open cell mesh
GB9615934D0 (en) * 1996-07-30 1996-09-11 Netlon Ltd Integral tube
JP2002506368A (ja) 1997-06-20 2002-02-26 ザ、プロクター、エンド、ギャンブル、カンパニー 多重触感洗浄用具
EP1022977A1 (en) * 1997-10-15 2000-08-02 The Procter & Gamble Company Cleaning implement
PT1209283E (pt) 2000-11-23 2004-05-31 Heimbach Gmbh Thomas Josef Tira de tecido particularmente cobertura de papel de maquina
US6881336B2 (en) * 2002-05-02 2005-04-19 Filmtec Corporation Spiral wound element with improved feed space
WO2005079383A2 (en) * 2004-02-16 2005-09-01 Leucadia, Inc. Biodegradable netting
ATE488360T1 (de) * 2004-04-05 2010-12-15 Leucadia Inc Abbaubares netz
US20070056899A1 (en) * 2005-09-15 2007-03-15 Conwed Plastics Llc Hdpe biaxially oriented netting
US7582131B2 (en) * 2005-09-15 2009-09-01 Conwed Plastics Llc Plastic support net for filter media
US7708503B2 (en) * 2006-02-20 2010-05-04 Conwed Plastics Llc Extruded plastic netting for use in erosion control, mulch stabilization, and turf reinforcement
US20070199654A1 (en) * 2006-02-27 2007-08-30 Conwed Plastics Llc Layered plastic netting
US8105450B2 (en) * 2007-10-10 2012-01-31 3M Innovative Properties Company Articles and methods of masking or protecting a substrate
DE502007007083D1 (de) * 2007-12-04 2011-06-09 Heimbach Gmbh & Co Kg Verfahren zur Herstellung eines Maschinenfilzes sowie Maschinenfilz
WO2010056822A2 (en) * 2008-11-13 2010-05-20 Conwed Plastics Llc Oxo-biodegradable netting
KR20140139075A (ko) * 2012-03-26 2014-12-04 쓰리엠 이노베이티브 프로퍼티즈 캄파니 개구들의 어레이를 포함하는 필름 및 그의 제조 방법
JP6757597B2 (ja) * 2015-05-27 2020-09-23 東京インキ株式会社 網目状樹脂成形品、構造体および上記網目状樹脂成形品の使用方法
JP7161989B2 (ja) 2016-09-27 2022-10-27 スリーエム イノベイティブ プロパティズ カンパニー 保護フィルム
CN115816887A (zh) * 2022-11-30 2023-03-21 绍兴恒文网布有限公司 高强度塑料网及其制备工艺与应用

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL278551A (enExample) * 1961-06-02
US3186893A (en) * 1961-06-08 1965-06-01 Plastic Textile Access Ltd Laminated materials including plastic netting
US3365352A (en) * 1963-04-01 1968-01-23 Johannes Balfour Van Burleigh Plastic net having biaxial orientation of molecules
US3554853A (en) * 1967-11-02 1971-01-12 Plastic Textile Access Ltd Extruded plastic net made of non-cylindrical strands oriented at points remote from bonded areas
GB1235901A (en) * 1968-01-12 1971-06-16 Conwed Corp Improved method of producing thermoplastic netting
US3881381A (en) * 1969-09-15 1975-05-06 Johnson & Johnson Apparatus for producing reticulate sheet material
US3666609A (en) * 1970-07-15 1972-05-30 Johnson & Johnson Reticulate sheet material
US3968621A (en) * 1972-05-05 1976-07-13 Illinois Tool Works Inc. Method of packaging using extruded net

Also Published As

Publication number Publication date
FI770293A7 (enExample) 1977-07-30
US4123491A (en) 1978-10-31
JPS52107375A (en) 1977-09-08
SE7700720L (sv) 1977-07-30
FI64535B (fi) 1983-08-31
FI64535C (fi) 1983-12-12
GB1565262A (en) 1980-04-16
FR2339480B1 (enExample) 1981-01-16
NO764391L (no) 1977-08-01
FR2339480A1 (fr) 1977-08-26
IT1112147B (it) 1986-01-13
ES455125A1 (es) 1977-12-16
SE420467B (sv) 1981-10-12
NL7700546A (nl) 1977-08-02
BE850588A (fr) 1977-05-16
DE2702221A1 (de) 1977-08-04
NO143805B (no) 1981-01-05
DE7701602U1 (de) 1977-11-24
DE2702221B2 (de) 1979-05-03
NO143805C (no) 1981-04-15

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8327 Change in the person/name/address of the patent owner

Owner name: LEUCADIA, INC., NEW YORK, N.Y., US

8328 Change in the person/name/address of the agent

Free format text: HAUCK, H., DIPL.-ING. DIPL.-WIRTSCH.-ING., 8000 MUENCHEN SCHMITZ, W., DIPL.-PHYS., 6200 WIESBADEN GRAALFS, E., DIPL.-ING., 2000 HAMBURG WEHNERT, W., DIPL.-ING., 8000 MUENCHEN DOERING, W., DIPL.-WIRTSCH.-ING. DR.-ING., PAT.-ANW., 4000 DUESSELDORF

8339 Ceased/non-payment of the annual fee