JPS6246353B2 - - Google Patents

Info

Publication number
JPS6246353B2
JPS6246353B2 JP54007228A JP722879A JPS6246353B2 JP S6246353 B2 JPS6246353 B2 JP S6246353B2 JP 54007228 A JP54007228 A JP 54007228A JP 722879 A JP722879 A JP 722879A JP S6246353 B2 JPS6246353 B2 JP S6246353B2
Authority
JP
Japan
Prior art keywords
resin layer
fiber
thermoplastic resin
thermoplastic
thermosetting resin
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
JP54007228A
Other languages
English (en)
Other versions
JPS55100155A (en
Inventor
Kozo Yamada
Takayuki Tanaka
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.)
Teijin Ltd
Original Assignee
Toho Rayon 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 Toho Rayon Co Ltd filed Critical Toho Rayon Co Ltd
Priority to JP722879A priority Critical patent/JPS55100155A/ja
Priority to DE3002212A priority patent/DE3002212C2/de
Priority to CA000344160A priority patent/CA1143646A/en
Priority to IT47685/80A priority patent/IT1188896B/it
Priority to NL8000454A priority patent/NL8000454A/nl
Priority to GB8002628A priority patent/GB2043532B/en
Priority to BE0/199115A priority patent/BE881353A/fr
Priority to CH63480A priority patent/CH643483A5/de
Priority to FR8001618A priority patent/FR2447274A1/fr
Publication of JPS55100155A publication Critical patent/JPS55100155A/ja
Priority to US06/413,117 priority patent/US4443507A/en
Publication of JPS6246353B2 publication Critical patent/JPS6246353B2/ja
Granted legal-status Critical Current

Links

Classifications

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    • 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/14—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor using multilayered preforms or sheets
    • 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
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/06—Fibrous reinforcements only
    • B29C70/08—Fibrous reinforcements only comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, and with or without non-reinforced layers
    • B29C70/086—Fibrous reinforcements only comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, and with or without non-reinforced layers and with one or more layers of pure plastics material, e.g. foam layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
    • B32B27/281—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42 comprising polyimides
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B27/00—Layered products comprising a layer of synthetic resin
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    • B32B27/302—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising aromatic vinyl (co)polymers, e.g. styrenic (co)polymers
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    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
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    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
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    • B32B27/00—Layered products comprising a layer of synthetic resin
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    • B32B27/365—Layered products comprising a layer of synthetic resin comprising polyesters comprising polycarbonates
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    • B32B27/00—Layered products comprising a layer of synthetic resin
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • 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
    • B29K2101/00—Use of unspecified macromolecular compounds as moulding material
    • B29K2101/10—Thermosetting resins
    • 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
    • B29K2101/00—Use of unspecified macromolecular compounds as moulding material
    • B29K2101/12—Thermoplastic materials
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
    • 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
    • B32B2262/10—Inorganic fibres
    • B32B2262/101—Glass fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
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    • B32B2305/08—Reinforcements
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    • B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
    • B32B2309/08—Dimensions, e.g. volume
    • B32B2309/10—Dimensions, e.g. volume linear, e.g. length, distance, width
    • B32B2309/105—Thickness
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    • Y10T428/31757—Polymer of monoethylenically unsaturated hydrocarbon
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31786—Of polyester [e.g., alkyd, etc.]
    • Y10T428/31797—Next to addition polymer from unsaturated monomers
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31826—Of natural rubber
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Laminated Bodies (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)

Description

【発明の詳細な説明】 本発明は加熱によつて賦形性を有する、繊維強
化熱硬化性樹脂層を含む積層構造体に関するもの
である。
一般に繊維強化熱硬化性樹脂は優れた強度、剛
性を有し相応した用途を有している。しかし反面
に於て、樹脂硬化時にその形状が固定され、樹脂
硬化後の賦形は殆んど不可能である。
一方、熱可塑性樹脂は熱によつて比較的自由に
その形状が変えられる優れた成形加工性を有す
が、反面、繊維強化熱硬化性樹脂と比較し、強
度、剛性等の機械特性は著しく低いものである。
本発明者らは、このような夫々の樹脂の特性を
生かし、優れた強度、剛性を有し且つ熱賦形性を
有する構造材料について研究の結果、特定性質の
熱可塑性接合剤を介して、熱可塑性樹脂層と、よ
り薄い特定繊維含有率の繊維強化熱硬化性樹脂層
とを積層した積層構造体とすることにより上記の
要求に合致した構造材料になることを見出した。
すなわち本発明は、熱可塑性樹脂層よりも低温で
流動性を有する熱可塑性接合剤を介して、熱可塑
性樹脂層と、該熱可塑性樹脂層よりも層厚が薄い
繊維含有率10〜75容量％の繊維強化熱硬化性樹脂
層とを積層してなる熱賦形性積層構造体である。
このような積層構造体は、熱可塑性樹脂の可塑化
温度以上に加熱することによつて、所定の形状に
賦形することができる、高い強度、剛性を有する
構造体である。
本発明に於て熱可塑性接合剤とは、アクリル酸
系重合体、酢酸ビニール系重合体、オレフイン系
重合体、天然ゴム、合成ゴム等である。又繊維強
化熱硬化性樹脂とは、ガラス繊維、炭素繊維、黒
鉛繊維、石綿、その他有機・無機繊維等で強化し
たエポキシ樹脂、フエノール樹脂、不飽和ポリエ
ステル樹脂、ポリイミド樹脂、フラン樹脂等であ
る。熱可塑性樹脂としてはポリエチレン、ポリプ
ロピレン、ポリアミド、ポリアセタール、ポリス
チレン、ポリ塩化ビニール、ポリカーボネート等
である。
本発明による構造体の製造方法は、先づ熱可塑
性樹脂層及び繊維強化熱硬化性樹脂層を個別に成
形し次いで熱可塑性接合剤にて両者を接合する方
法や、予め成形された熱可塑性樹脂層と未硬化の
状態の繊維強化熱硬化性樹脂層とを熱可塑性接合
剤を介し積層し、加熱し熱硬化性樹脂を硬化させ
ると同時に接合させる方法等がある。熱可塑性樹
脂には強化材として繊維を10〜50重量％含有させ
ることもできる。
熱硬化性樹脂層は強化用繊維を含有し、その量
は10〜75容量％、特に好ましくは50〜70容量％で
ある。又強化繊維は一方向配列連続繊維、織物、
編物、組紐、不織布等任意の形態で含ませること
ができる。
この繊維強化熱硬化性樹脂層はなるべく薄い方
が賦形時の変形が容易にでき、該熱硬化性樹脂層
は熱可塑性樹脂層よりも層厚が薄いものである。
積層体の繊維強化熱硬化性樹脂層を厚くする場
合は各層を薄くし、多層にし、各層を前記接合剤
で接合することにより可能となる。
接合剤は塗布又はフイルムで介在させ加熱接着
させる。接合剤の厚さは0.02〜１mm、好ましくは
0.05〜0.2mmである。
このような構造材の賦形は熱可塑性樹脂の軟化
点以上に構造材を加熱し、所定の曲面を有す型の
間にて加圧成形する。
通常熱硬化性樹脂構造材は熱硬化時に所定の形
状に賦形されることが要求されるが、本発明構造
材によると、予め平板状の積層構造体として成形
接合しておき、必要に応じ所定の形状に賦形する
ことができる。
更に熱可塑性樹脂と比較し高い強度と剛性を有
する構造材であり、波板、樋、パイプ継手、フア
ンブレード、スキー板、記録計用ペンホルダー、
靴用シヤンク等の用途に向いている。
本発明に於て重要なことの一つは繊維強化熱硬
化性樹脂層と熱可塑性樹脂層とを該熱可塑性樹脂
層よりも低温で流動性を有する熱可塑性樹脂接合
剤で積層接合することである。この接合剤は加熱
賦形した時の層間のずれを吸収し、積層状態と積
層体に定形性を与えることができる。又加熱賦形
を繰り返すことも可能である。
一方熱硬化性の接合剤を使用すると賦形時の層
間のずれが吸収できず、構造破壊又は剥離を生ず
る。
又接合剤を使用せず熱可塑性樹脂層の接着力を
利用して熱可塑性樹脂層と繊維強化熱硬化性樹脂
層とを直接接合させた場合、賦形時に熱可塑性樹
脂の融点にまで賦形温度を高めなければならず、
このようにすると賦形圧力によつて熱可塑性樹脂
層が流動するため、好ましくない。このような観
点から接合剤としては熱可塑性樹脂層の重合体よ
りも流動性のある低融点物質であることが必要で
ある。
これにより加熱時接合剤のみを流動状態に保
ち、加圧賦形することができる。
本発明の積層体の具体的態様を示すと図面の通
りである。図面に於て第１図は片面が繊維強化熱
硬化性樹脂層で構成された、いわゆるカナツペタ
イプの構造体の断面を示したものである。第２図
は両面に繊維強化熱硬化性樹脂層を有する、いわ
ゆるサンドイツチタイプの構造体の断面を示した
ものである。図中１は繊維強化熱硬化性樹脂層、
２は熱可塑性接合剤、３は熱可塑性樹脂層であ
る。
実施例 １ 繊維強化熱硬化性樹脂材として炭素繊維−エポ
キシ樹脂系一方向プリプレグ（東邦ベスロン製Ｑ
−1112タイプ）を135℃で熱硬化させ、厚さ0.3mm
の平板とした。このものの繊維含有率は65容量％
である。
熱可塑性樹脂としてはポリエチレン（融点140
℃）の厚さ１mmの平板を使用し、この両面に、接
合剤として厚さ0.1mmのフイルム状ポリオレフイ
ン（エチレン−プロピレンコポリマー、軟化点78
℃）を介在させ、該炭素繊維強化エポキシ樹脂板
を、120℃10分間加熱加圧し接合させサンドイツ
チタイプに積層した。この積層材の繊維方向の曲
げ強度は64Kg／mm2曲げ剛性は5.6ton／mm2であつ
た。
この積層材を120℃に加熱し、曲率半径30mmの
型を使用し、圧力５Kg／cm2にて賦形し、室温に冷
却後取り出し曲率半径30mmの積層構造体を得た。
【図面の簡単な説明】
第１図、第２図は本発明構造体の断面斜視図を
示したものである。

Claims (1)

    【特許請求の範囲】
  1. １ 熱可塑性樹脂層よりも低温で流動性を有する
    熱可塑性接合剤を介して、熱可塑性樹脂層と、該
    熱可塑性樹脂層よりも層厚が薄い繊維含有率10〜
    75容量％の繊維強化熱硬化性樹脂層とを積層して
    なる熱賦形性積層構造体。
JP722879A 1979-01-26 1979-01-26 Thermal incorporating laminated structure Granted JPS55100155A (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
JP722879A JPS55100155A (en) 1979-01-26 1979-01-26 Thermal incorporating laminated structure
DE3002212A DE3002212C2 (de) 1979-01-26 1980-01-22 Durch Formpressen in der Wärme verarbeitbares Laminat
CA000344160A CA1143646A (en) 1979-01-26 1980-01-22 Heat-moldable laminate and process for molding said laminated structures
IT47685/80A IT1188896B (it) 1979-01-26 1980-01-24 Laminato modellabile a caldo e procedimento per modellarlo
NL8000454A NL8000454A (nl) 1979-01-26 1980-01-24 Warmtevormbaar laminaat, alsmede werkwijze ter vervaardiging ervan.
GB8002628A GB2043532B (en) 1979-01-26 1980-01-25 Heat mouldable laminate and process of moulding same
BE0/199115A BE881353A (fr) 1979-01-26 1980-01-25 Lamifie apte au moulage a la chaleur et procede de moulage de structures lamifiees
CH63480A CH643483A5 (de) 1979-01-26 1980-01-25 Laminat zur herstellung von formkoerpern durch waermeverformung.
FR8001618A FR2447274A1 (fr) 1979-01-26 1980-01-25 Stratifie moulable a chaud et procede de moulage d'un tel stratifie
US06/413,117 US4443507A (en) 1979-01-26 1982-08-30 Heat-moldable laminate and process for molding said laminated structures

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP722879A JPS55100155A (en) 1979-01-26 1979-01-26 Thermal incorporating laminated structure

Publications (2)

Publication Number Publication Date
JPS55100155A JPS55100155A (en) 1980-07-30
JPS6246353B2 true JPS6246353B2 (ja) 1987-10-01

Family

ID=11660128

Family Applications (1)

Application Number Title Priority Date Filing Date
JP722879A Granted JPS55100155A (en) 1979-01-26 1979-01-26 Thermal incorporating laminated structure

Country Status (10)

Country Link
US (1) US4443507A (ja)
JP (1) JPS55100155A (ja)
BE (1) BE881353A (ja)
CA (1) CA1143646A (ja)
CH (1) CH643483A5 (ja)
DE (1) DE3002212C2 (ja)
FR (1) FR2447274A1 (ja)
GB (1) GB2043532B (ja)
IT (1) IT1188896B (ja)
NL (1) NL8000454A (ja)

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GB1301023A (en) * 1969-01-16 1972-12-29 Ashland Oil Inc Formerly Ashla Thermoformable laminates made from thermosetting resins
DE2235028A1 (de) * 1972-07-17 1974-02-14 Roehm Gmbh Verfahren zur herstellung von dickwandigen starren verbundkoerpern
GB1517205A (en) * 1975-10-17 1978-07-12 Ici Ltd Thermosetting-thermoplastic polyester composites
GB1575954A (en) * 1976-05-24 1980-10-01 Du Pont Process for producing shaped articles comprising laminates of fabric and fluorocarbon coplymer
AT349766B (de) * 1977-06-20 1979-04-25 Isovolta Heiss verformbare kunstharz-schichtpressstoff- platte sowie verfahren zum verformen solcher platten

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63168859U (ja) * 1987-04-24 1988-11-02
JPH04204137A (ja) * 1990-11-30 1992-07-24 Railway Technical Res Inst 土木材料用動的クリープ試験機

Also Published As

Publication number Publication date
CA1143646A (en) 1983-03-29
GB2043532A (en) 1980-10-08
DE3002212C2 (de) 1983-12-29
GB2043532B (en) 1983-01-06
IT8047685A0 (it) 1980-01-24
US4443507A (en) 1984-04-17
IT1188896B (it) 1988-01-28
FR2447274B1 (ja) 1983-06-24
DE3002212A1 (de) 1980-07-31
IT8047685A1 (it) 1981-07-24
BE881353A (fr) 1980-05-16
CH643483A5 (de) 1984-06-15
JPS55100155A (en) 1980-07-30
NL8000454A (nl) 1980-07-29
FR2447274A1 (fr) 1980-08-22

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