JPH0511753B2 - - Google Patents

Info

Publication number
JPH0511753B2
JPH0511753B2 JP62139120A JP13912087A JPH0511753B2 JP H0511753 B2 JPH0511753 B2 JP H0511753B2 JP 62139120 A JP62139120 A JP 62139120A JP 13912087 A JP13912087 A JP 13912087A JP H0511753 B2 JPH0511753 B2 JP H0511753B2
Authority
JP
Japan
Prior art keywords
tape
polyolefin resin
melting point
stretched
weft
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 - Lifetime
Application number
JP62139120A
Other languages
English (en)
Other versions
JPS63302027A (ja
Inventor
Keiji Sekiguchi
Takashi Fukushima
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.)
Diatex Co Ltd
Original Assignee
Diatex Co Ltd
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 Diatex Co Ltd filed Critical Diatex Co Ltd
Priority to JP62139120A priority Critical patent/JPS63302027A/ja
Priority to KR1019880006562A priority patent/KR890000709A/ko
Priority to AU16976/88A priority patent/AU608610B2/en
Priority to US07/203,718 priority patent/US4980227A/en
Priority to JP63182843A priority patent/JPH07106605B2/ja
Publication of JPS63302027A publication Critical patent/JPS63302027A/ja
Publication of JPH0511753B2 publication Critical patent/JPH0511753B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • 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
    • B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
    • 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
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/024—Woven fabric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical properties
    • B32B7/027—Thermal properties
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D11/00—Double or multi-ply fabrics not otherwise provided for
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
    • D03D15/20—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads
    • D03D15/242—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads inorganic, e.g. basalt
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
    • D03D15/20—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads
    • D03D15/283—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads synthetic polymer-based, e.g. polyamide or polyester fibres
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
    • D03D15/20—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads
    • D03D15/292—Conjugate, i.e. bi- or multicomponent, fibres or filaments
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
    • D03D15/40—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the structure of the yarns or threads
    • D03D15/44—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the structure of the yarns or threads with specific cross-section or surface shape
    • D03D15/46—Flat yarns, e.g. tapes or films
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
    • D03D15/50—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads
    • D03D15/587—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads adhesive; fusible
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D9/00—Open-work fabrics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2503/00—Use of resin-bonded materials as filler
    • B29K2503/04—Inorganic materials
    • 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
    • B29L2031/726—Fabrics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/40—Symmetrical or sandwich layers, e.g. ABA, ABCBA, ABCCBA
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0253—Polyolefin fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2323/00—Polyalkenes
    • B32B2323/04—Polyethylene
    • B32B2323/046—LDPE, i.e. low density polyethylene
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D10B2321/02—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D10B2321/02—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins
    • D10B2321/021—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins polyethylene
    • D10B2321/0211—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins polyethylene high-strength or high-molecular-weight polyethylene, e.g. ultra-high molecular weight polyethylene [UHMWPE]
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D10B2321/02—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins
    • D10B2321/022—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins polypropylene
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2401/00—Physical properties
    • D10B2401/06—Load-responsive characteristics
    • D10B2401/062—Load-responsive characteristics stiff, shape retention
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2505/00—Industrial
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2505/00—Industrial
    • D10B2505/04—Filters
    • 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
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2927—Rod, strand, filament or fiber including structurally defined particulate matter
    • 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
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2929—Bicomponent, conjugate, composite or collateral fibers or filaments [i.e., coextruded sheath-core or side-by-side type]
    • Y10T428/2931—Fibers or filaments nonconcentric [e.g., side-by-side or eccentric, 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/298—Physical dimension
    • 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.]
    • Y10T442/102—Woven scrim
    • Y10T442/103—Including a multifilament fiber precoated with other than free metal or alloy prior to weaving
    • 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.]
    • Y10T442/102—Woven scrim
    • Y10T442/105—Comprising a composite fiber
    • 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
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    • Y10T442/30—Woven fabric [i.e., woven strand or strip material]
    • Y10T442/3033—Including a strip or ribbon
    • Y10T442/3041—Woven fabric comprises strips or ribbons only
    • 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
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    • Y10T442/3065—Including strand which is of specific structural definition
    • 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
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    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/30—Woven fabric [i.e., woven strand or strip material]
    • Y10T442/3146—Strand material is composed of two or more polymeric materials in physically distinct relationship [e.g., sheath-core, side-by-side, islands-in-sea, fibrils-in-matrix, etc.] or composed of physical blend of chemically different polymeric materials or a physical blend of a polymeric material and a filler material
    • Y10T442/3171—Strand material is a blend of polymeric material and a filler material

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Laminated Bodies (AREA)
  • Woven Fabrics (AREA)

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は、遮光用ネツト、土木用シート、果物
用コンテナー用シート、穀物乾燥用シート、各種
補強剤などの幅広い用途を有する網状シートに関
するものである。
〔従来の技術〕 熱可塑性合成樹脂の延伸テープの両側に該延伸
テープよりも低融点の熱可塑性合成樹脂層を設け
た多層テープで織物を製造することはすでに知ら
れている。例えば、実公昭53−49902号明細書に
は、このようなテープを用いて、織布を織り、外
側の熱可塑性合成樹脂を融点以上の温度で加熱し
て縦横のテープを熱圧着して織物シートを製造す
ることが開示されている。
ここで用いる経糸及び緯糸は、多層テープの内
部に延伸テープが１枚設けられたものであるか
ら、該経糸と緯糸を用いて製造した織物シート
は、腰が弱く遮光用ネツト、土木用シート及び各
種補強剤などとして用いる場合に強度不足となる
という問題が生じている。また、織物を織る際や
織つた織物を保管しておく場合にシートの腰が弱
くシートが歪んだりして、生産性が低下するとい
つた問題があつた。
上記問題を解決するためには、経糸や緯糸を構
成する延伸テープや低融点の熱可塑性合成樹脂層
の厚みを厚くすることが考えられるが、この方法
では所望の強度が得られない。特に、厚い延伸テ
ープを製造すると、得られる延伸テープの厚みが
不均一になるという問題が生じてしまう。
〔発明が解決しようとする問題点〕
従つて、本発明は、腰が強くシート形状の保持
性が極めて優れた網状シートを提供することを目
的とする。
〔問題点を解決する手段〕
本発明は、網状シートを構成する経糸又は緯糸
としてポリオレフイン樹脂製の２枚の延伸テープ
の間及び外側に該ポリオレフイン樹脂よりも低融
点のポリオレフイン樹脂層を設けた構造の多層テ
ープを用いると上記問題点を有効に解決できると
の知見に基づいてなされたものである。
すなわち、本発明は、ポリオレフイン樹脂製の
２枚の延伸テープの間及び外側に該ポリオレフイ
ン樹脂よりも低融点のポリオレフイン樹脂層を設
けた構造の多層テープを経糸又は緯糸とし、残り
を前記多層テープ又はポリオレフイン樹脂製の１
枚の延伸テープの両側に該ポリオレフイン樹脂よ
りも低融点のポリオレフイン樹脂層を設けた構造
のテープとする網状織物シートの経糸と緯糸の交
点が熱融着されていることを特徴とする網状シー
トを提供する。
本発明において、経糸及び緯糸として用いる５
層構造の多層テープ及び３層構造の多層テープの
芯材を形成する延伸テープ及び該延伸テープより
も低融点のポリオレフイン樹脂層は、いずれもポ
リオレフイン樹脂、例えば、高密度ポリエチレ
ン、低密度ポリエチレン、中密度ポリエチレン、
ポリプロピレンなどによつて形成される。ここ
で、低融点のポリオレフイン樹脂層は、芯材の延
伸テープを形成するポリオレフイン樹脂よりも、
融点が15〜35℃、好ましくは、20〜30℃低い樹脂
で形成するのがよい。本発明においては、経糸と
緯糸の両方ともが、ポリオレフイン樹脂製の２枚
の延伸テープの間及び外側に該ポリオレフイン樹
脂よりも低融点のポリオレフイン樹脂層を設けた
構造の５層テープであるのが好ましい。又芯材を
高密度ポリエチレン、ポリプロピレンとし、低融
点の樹脂層を低密度ポリエチレンとするのが好ま
しい。
本発明においては、上記５層テープの２枚の延
伸テープが異なつた材質であつてもよいが、製造
上同じ材質とするのがよい。
尚、本発明において、芯材の延伸テープ及びそ
の外側に形成する低融点のポリオレフイン樹脂層
の厚みは任意とすることができるが、延伸テープ
及び低融点のポリオレフイン樹脂層の厚みをそれ
ぞれ15〜55μm、１〜5μm、好ましくは、20〜
45μm、２〜4μmとするのがよい。又複層テープ
の幅は任意とすることができるが、１〜4μmとす
るのが望ましい。
本発明で使用する３層構造の多層テープでは両
側に前記低融点のポリオレフイン樹脂層を接着さ
せることによつて形成させることができるが、２
台の押し出し機を用いた複合ダイス中で延伸テー
プとなるポリオレフイン樹脂の両側に低融点のポ
リオレフイン樹脂を融着させ、複合ダイスから押
し出して積層テープとした後、これを延伸して製
造するのが好ましい。又、本発明で使用する５層
構造の多層テープは、芯材の２枚の延伸テープの
間と外側に低融点のポリオレフイン樹脂層を接着
させることによつて形成させることができるが、
上記３層構造の多層テープを複合ダイスから押し
出して積層テープとした後、所定の幅にカツトし
これを２枚重ね低融点のポリオレフイン樹脂層を
加熱接着させ、次いでこれを延伸して製造するの
が好ましい。この際、押し出しをインフレーシヨ
ンで行つてカツトすると簡易に２枚重ねのものが
得られるので好ましい。
ここで、芯材の延伸倍率を４〜12倍、好ましく
は５〜８倍とするのがよい。尚、本発明におい
て、芯材の延伸テープ及びその外側に形成する低
融点のポリオレフイン樹脂層の厚みは任意とする
ことができるが、延伸テープ及び低融点のポリオ
レフイン樹脂層の厚みをそれぞれ15〜55μm、１
〜5μm、好ましくは、20〜45μm、２〜4μmとす
るのがよい、又５層テープ及び３層テープの厚み
をそれぞれ35〜130μm、17〜65μm、好ましくは、
60〜90μm、30〜45μmとするのがよい。なお、多
層テープの幅は任意とすることができるが１〜４
mmとするのがよい。
本発明の織物シートは、上記の多層テープを経
糸及び緯糸とし織機で織つた後、経糸と緯糸の交
差点を熱融着して製造される。ここで、熱融着は
低融点の熱可塑性合成樹脂が溶融するが延伸テー
プが溶融しない温度で行う。
本発明の織物シートは、上記の方法により、経
糸と緯糸との間にスペース、例えば0.002〜1.2
cm2、好ましくは0.02〜0.8cm2の正方形、直方形な
どのスペースを設けるのがよい。
本発明の織物シートには、織物シートの外側を
形成する低融点の熱可塑性合成樹脂層に無機充填
剤を含有させることができる。該無機充填剤とし
ては、酸化珪素、炭酸カルシウム、タルク、カオ
リンなどがあげられる。これらのうち、酸化珪
素、炭酸カルシウムが好ましく、特に好ましくは
酸化珪素であり、低融点のポリオレフイン樹脂層
中に0.1〜１重量％（以下、％と略称する。）、好
ましくは0.4〜0.6％含有させるのがよい。又、平
均粒径が１〜8μm好ましくは２〜5μmの無機充填
剤を用いるのがよい。
〔発明の効果〕
本発明によれば、腰が強くシート形状の保持性
が極めて優れた網状シートを提供することができ
る。又、本発明の網状シートは、経糸と緯糸との
交差点が接着されているので、使用に際して目崩
れしないという特性をも有している。
次に実施例により本発明を説明する。
〔実施例〕
実施例 １ 第１図に本発明の網状シートの概略図を又第１
図のＡ−Ａ断面図を示す。ここで、網状シート１
は、５層構造の経糸２及び緯糸３から織られてお
り、交点４で熱融着され経糸と緯糸との間にスペ
ース５が形成されている。経糸２及び緯糸３は、
同一材料で形成されており、該糸を構成する多層
テープ６の断面図を第３図に示すが、２枚の延伸
テープ７，７の間及び外側に延伸テープを構成す
るポリオレフイン樹脂よりも低融点のポリオレフ
イン樹脂層８，８，８が形成されている。
ここで延伸テープ７は、高密度ポリエチレン
（融点134、密度0.960）を７倍に延伸した厚み
35μm：幅２mmであり、低融点の熱可塑性合成樹
脂層８は、低密度ポリエチレン（融点134℃：密
度0.920の厚み2μm：幅２mmのテープである。
上記の多層テープは、次のようにして製造し
た。先づ、直径200mmのダイスに、高密度ポリエ
チレン用の押出機と、低密度ポリエチレン用の押
出機とを連結した。低密度ポリエチレンはダイス
中で２つに分岐され、高密度ポリエチレンの両側
に配置されて、ダイスから出てくる。これを冷却
して３層テープとした後、連続工程でスリツトし
て２枚重ね、次いで低融点の熱可塑性合成樹脂層
を加熱接着させ、これを延伸して製造した。
上記の多層テープを経糸及び緯糸とし織機で織
つた後、経糸と緯糸の交差点を107℃に加熱して
熱融着した。
実施例 ２ 経糸として高密度ポリエチレン（融点109℃、
密度0.960）延伸倍率７、厚み35μm、幅２mmの延
伸テープを芯材として用い、その両側に酸化珪素
を0.5重量％添加した低密度ポリエチレン（融点
109℃、密度0.920）延伸倍率７、厚み35μm、幅
２mmのテープを融着した３層構造の多層テープと
したほかは、実施例１と同様にして網状シートを
製造した。
【図面の簡単な説明】
第１図は本発明の網状シートの概略図、第２図
は第１図のＡ−Ａ断面を示す図、第３図は網状シ
ートを構成する多層テープの断面図である。 図中、２…経糸、３…緯糸、７…延伸テープ、
８…低融点ポリオレフイン樹脂層である。

Claims (1)

  1. 【特許請求の範囲】 １ ポリオレフイン樹脂製の２枚の延伸テープの
    間及び外側に該ポリオレフイン樹脂よりも低融点
    のポリオレフイン樹脂層を設けた構造の多層テー
    プを経糸又は緯糸とし、残りを前記多層テープ又
    はポリオレフイン樹脂製の１枚の延伸テープの両
    側に該ポリオレフイン樹脂よりも低融点のポリオ
    レフイン樹脂層を設けた構造のテープとする網状
    織物シートの経糸と緯糸の交点が熱融着されてい
    ることを特徴とする網状シート。 ２ 経糸と緯糸の両方ともが、ポリオレフイン樹
    脂製の２枚の延伸テープの間及び外側に該ポリオ
    レフイン樹脂よりも低融点のポリオレフイン樹脂
    層を設けた構造の多層テープである特許請求の範
    囲第１項記載の網状シート。
JP62139120A 1987-06-03 1987-06-03 網状シ−ト Granted JPS63302027A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP62139120A JPS63302027A (ja) 1987-06-03 1987-06-03 網状シ−ト
KR1019880006562A KR890000709A (ko) 1987-06-03 1988-06-01 그물상 시이트 및 그의 제조용 복합층사 제조방법
AU16976/88A AU608610B2 (en) 1987-06-03 1988-06-02 Netlike sheet and method for producing multilayer yarn for producing the same
US07/203,718 US4980227A (en) 1987-06-03 1988-06-02 Netlike sheet and method for producing multilayer yarn for producing the same
JP63182843A JPH07106605B2 (ja) 1987-06-03 1988-07-22 ５層テープの製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62139120A JPS63302027A (ja) 1987-06-03 1987-06-03 網状シ−ト

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP63182843A Division JPH07106605B2 (ja) 1987-06-03 1988-07-22 ５層テープの製造方法

Publications (2)

Publication Number Publication Date
JPS63302027A JPS63302027A (ja) 1988-12-08
JPH0511753B2 true JPH0511753B2 (ja) 1993-02-16

Family

ID=15237967

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62139120A Granted JPS63302027A (ja) 1987-06-03 1987-06-03 網状シ−ト

Country Status (4)

Country Link
US (1) US4980227A (ja)
JP (1) JPS63302027A (ja)
KR (1) KR890000709A (ja)
AU (1) AU608610B2 (ja)

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Also Published As

Publication number Publication date
JPS63302027A (ja) 1988-12-08
AU608610B2 (en) 1991-04-11
KR890000709A (ko) 1989-03-16
US4980227A (en) 1990-12-25
AU1697688A (en) 1988-12-08

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