JPH02198830A - 繊維補強樹脂シート - Google Patents

繊維補強樹脂シート

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Publication number
JPH02198830A
JPH02198830A JP1292515A JP29251589A JPH02198830A JP H02198830 A JPH02198830 A JP H02198830A JP 1292515 A JP1292515 A JP 1292515A JP 29251589 A JP29251589 A JP 29251589A JP H02198830 A JPH02198830 A JP H02198830A
Authority
JP
Japan
Prior art keywords
length
sheet
fibers
straight
length part
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.)
Pending
Application number
JP1292515A
Other languages
English (en)
Inventor
Kwai-Yung B Su
クワイ―ユン・ベンジヤミン・ス
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
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Filing date
Publication date
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of JPH02198830A publication Critical patent/JPH02198830A/ja
Pending legal-status Critical Current

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    • 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
    • B32B7/03—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 with respect to the orientation of features
    • 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
    • B32B5/22—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • 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
    • B29C70/10—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres
    • B29C70/16—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of substantial or continuous length
    • B29C70/20—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of substantial or continuous length oriented in a single direction, e.g. roofing or other parallel 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/04—Layered products comprising a layer of synthetic resin as impregnant, bonding, or embedding substance
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
    • 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
    • B32B2262/0261—Polyamide fibres
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    • B32B2262/10—Inorganic fibres
    • B32B2262/101—Glass fibres
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/106—Carbon fibres, e.g. graphite 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
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/08—Reinforcements
    • 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
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/10—Fibres of continuous length
    • 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
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/22—Fibres of short length
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/708—Isotropic
    • 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
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    • Y10S428/902—High modulus filament or 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
    • 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.]
    • Y10T428/24058—Structurally defined web or sheet [e.g., overall dimension, etc.] including grain, strips, or filamentary elements in respective layers or components in angular relation
    • 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
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    • Y10T428/24058—Structurally defined web or sheet [e.g., overall dimension, etc.] including grain, strips, or filamentary elements in respective layers or components in angular relation
    • Y10T428/24124—Fibers
    • 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
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    • 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
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249924—Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity
    • Y10T428/24994—Fiber embedded in or on the surface of a polymeric matrix
    • Y10T428/249942—Fibers are aligned substantially parallel
    • Y10T428/249945—Carbon or carbonaceous 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249924—Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity
    • Y10T428/24994—Fiber embedded in or on the surface of a polymeric matrix
    • Y10T428/249942—Fibers are aligned substantially parallel
    • Y10T428/249946—Glass 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
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    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249924—Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity
    • Y10T428/24994—Fiber embedded in or on the surface of a polymeric matrix
    • Y10T428/249942—Fibers are aligned substantially parallel
    • Y10T428/249947—Polymeric 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249924—Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity
    • Y10T428/24994—Fiber embedded in or on the surface of a polymeric matrix
    • Y10T428/24995—Two or more layers
    • 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
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    • 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
    • Y10T428/2922—Nonlinear [e.g., crimped, coiled, 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
    • Y10T428/30—Self-sustaining carbon mass or layer with impregnant or other layer

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Reinforced Plastic Materials (AREA)
  • Nonwoven Fabrics (AREA)
  • Laminated Bodies (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【発明の詳細な説明】 本発明の技術的背景 本発明は、複合材料の形成に使用するための繊維補強樹
脂シートに関し、より詳細には連続フィラメント繊維補
強樹脂シートに関する。
連続フィラメント補強樹脂の複合シートは、製造されて
きた。一つの技術は枠上に巻き取ること等によりフィラ
メントの縦糸を製造し、それに樹脂を含浸し、熱圧プレ
スして薄い平滑なシートを形成し、枠から切り離すこと
である。幾つかのこうしたシートを次いで直交的に重ね
、再度熱圧プレスして最終的な補強された複合生成物が
形成される。こうした生成物は高い強度と剛性を有して
いる。
炭素、ｐ−アラミド又はガラスの連続フィラメントを含
む樹脂シートを熱圧プレスすることにより深絞り三次元
成形品を製造しようとすると、問題が生じる。多くの場
合、成形品は凹凸な表面と皺を生じる。補強材としてス
テープル繊維を使用すれば上記の欠点を克服することが
できるが、強度及び剛性を大きく犠牲にすることとなる
。
本発明の要約 上記の欠点は、シートを物品に成形したとき、繊維が真
直ぐに延ばされ、本質的に直線的な連続繊維状をされえ
るように、各繊維長が直線的な部分及び過剰な長さの部
分を交互に有する、一方向に配列された定長繊維で補強
された樹脂マトリックスの積層された複合構造物の各層
又はシートを形成することにより克服される。繊維は、
連続フィラメントでも又はけん切された種々の長さの定
長繊維のいずれであってもよい。マトリックスは熱可塑
性又は熱硬化性樹脂であり得る。
図面による実施態様の　細な説明 第１図を参照すると、本発明のシート構造物が一方向に
配列された定長繊維１４で補強された樹脂マトリックス
材料１２を含むことが分る。シートｌＯは、シート１１
のような他のシートに積み重ねられている。第２図から
最も良く分かるように、各定長繊維１４は、少なくとも
一つの直線的長さ部分１６と少なくとも一つの過剰長さ
部分１８を有している。直線的及び過剰長さ部分は、繊
維長に沿って交互に現れる。第２１１！ｌに示された過
剰長さ部分１８は、直線長さ部分１６に対し相対的に上
方及び下方に伸びている突出部１８ａ及び１８ｂを有す
る正弦曲線的な形態をなしている。
一つの直線長さ部分に一つの過剰な長さの部分を加えて
伸長された長さは、一つの直線長さ部分１６に一つの過
剰長さ部分１８を加えた伸長しない長さの１０５ないし
約１５０％の範囲にあることができる。
第３図は、第１図に示されたような繊１！１４の平行な
配列で補強°された一枚のシート層の平面図である。個
々のシートは一方向に積み重ねられて、三つの層が各々
単一の定長績１１２２．２４、及び２６により現されて
いる第４図に示されるような積層構造物２０を形成する
。各層及びその補強繊維は積層構造物の軸方向及び横方
向の両方向において、隣接する層から離れて示されてい
る。シートは第４図に関連して記載されるように、軸方
向及び横方向に変位させるのみでなく、繊維の長手方向
が積層構造物の長手方向の軸に対して角度を持って配向
しているようにシートを積み重ねることにより、準等方
的（ｑｕａｔ−ｉｓｏｔｒｏｐｉｃ）な組合せで配向す
ることも可能である。
側々のシートを軸方向及び横方向に変位させｔ；シート
（第４図にように）の積み重ねた群の準等方的な組合せ
の複合成形物は、各群における繊維の長子軸が下記の方
式で： （−４５’　／９０＠／＋４５°１０”　１０°／＋４
５＠／９０”／−４５”） 配向されて積み重ねられ、そして積み重ねられた詳が熱
及び圧力下に一緒に成形される時に当然得られる。
本発明において使用される繊維の配列は、複合構造物補
強用の不織繊維ウェブの最終利用を開示している、米国
特許第４．７１５．９２４号に開示された種類の装置（
第３欄１ｌ−ｉ５行）を用いて製造することができる。
一連の試験において、成形された複合構造成形物の最高
の性質は、繊維中の総ての過剰な長さ部分が真直ぐにな
るまで実現しないことが見出された。それ故に、かよう
な複合成形品における最高の性質の実現のためには、シ
ート中の過剰繊維長部分の分布は、製品の予想される変
形の分布に適合させることが好ましい。最高の性質は、
１ＩＡＪｌ中の総ての過剰長さ部分が真直ぐになった時
に発現されるが、過剰繊維長さ部分が充分に伸びていな
い時でも、成形された成形物の場合、高度な強度及びモ
ジュラスが尚も達成できることを理解すべきである。
本発明の主なる特徴及び態様は以下の通りである。
１、一方向に配列された定長繊維で補強された樹脂マト
リックスのシートから成り、該定長繊維の各々が直線的
な部分及び過剰長さの部分を交互に有する、成形物を形
成するための複合構造物。
２、該定長繊維が連続したフィラメントから形成されて
いる、上記ｌに記載の複合構造物。
３、該定長繊維がけん切されたフィラメントのスライバ
ーから形成されている、上記ｌに記載の複合構造物。
４、該過剰長さの部分の形状が正弦白線的である、上記
１．２又は３に記載の複合構造物。
５、該過剰長さの部分の形状がジグザグである、上記１
，２又は３に記載の複合構造物。
６、該繊維がガラスである、上記ｌに記載の複合構造物
。
７、該繊維がｐ−アラミドである、上記ｌに記載の積層
複合構造物。
８、該繊維が炭素である、上記ｌに記載の複合構造物。
９、該樹脂が熱可塑性である、上記ｌに記載の複合構造
物。
ｌＯ０該シートの多数が相互に積み重ねられて積層構造
物を形成している、上記ｌに記載の複合構造物。
１１、シートの群の中の隣接するシートが積層構造物の
長手軸に関して互いに横方向に且つ軸方向に変位してい
る、上記１０に記載の複合構造物。
１２、多数の該群が各群の繊維の長手軸に関して準等方
的な関係にあって該積層構造物を形成している、上記１
１に記載の複合構造物。
【図面の簡単な説明】
第１図は、本発明のシート製品の一つの具体例の略斜視
図である。 第２図は、第１図中の糸の略図である。 第３図は、平行な配列の糸を含む一枚の層の略図である
。 第４図は、糸の配列が横方向及び軸方向の両方向に変位
されている複数の層の略図である。 ｒＸｉ百の浄ｔ（内容に変更なし） ＦＩＧ、　１ ＦＩＧ、　２ ＦＩＧ。３ 手続補正書彷式） ％式％ ■、事件の表示 平成１年特許願第２９２５１５号 ２、発明の名称 繊維補強樹脂シート ３、補正をする者 事件との関係　　特許出願人 名称　イー・アイ・デュポン・デ・ニモアス・アンド−
カンパニー ５、補正命令の日付 ６、補正の対象 なし ７、補正の内容

Claims (1)

    【特許請求の範囲】
  1. １、一方向に配列された定長繊維で補強された樹脂マト
    リックスのシートから成り、該定長繊維の各々が直線的
    な部分及び過剰長さの部分を交互に有する、成形物を形
    成するための複合構造物。
JP1292515A 1988-11-14 1989-11-13 繊維補強樹脂シート Pending JPH02198830A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/271,152 US4892772A (en) 1988-11-14 1988-11-14 Fiber reinforced resin sheets
US271152 1988-11-14

Publications (1)

Publication Number Publication Date
JPH02198830A true JPH02198830A (ja) 1990-08-07

Family

ID=23034411

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1292515A Pending JPH02198830A (ja) 1988-11-14 1989-11-13 繊維補強樹脂シート

Country Status (7)

Country Link
US (1) US4892772A (ja)
EP (1) EP0369395A3 (ja)
JP (1) JPH02198830A (ja)
AU (1) AU610813B2 (ja)
BR (1) BR8905676A (ja)
CA (1) CA2001425C (ja)
IL (1) IL92125A (ja)

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DE19625797B4 (de) * 1995-07-08 2005-01-27 Volkswagen Ag Verfahren zur Herstellung eines Rads
DE19625785B4 (de) * 1995-07-08 2007-12-13 Volkswagen Ag Sitzlehne für ein Kraftfahrzeug
DE19625800B4 (de) * 1995-07-08 2007-06-21 Volkswagen Ag Verfahren zur Herstellung eines Faser-Kunststoff-Verbundbauteils
US6037056A (en) * 1997-01-08 2000-03-14 Owens Corning Fiberglas Technology, Inc. Transversely and axially reinforced pultrusion product
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Also Published As

Publication number Publication date
CA2001425A1 (en) 1990-05-14
EP0369395A2 (en) 1990-05-23
IL92125A0 (en) 1990-07-12
IL92125A (en) 1992-11-15
BR8905676A (pt) 1990-06-05
CA2001425C (en) 1999-07-13
AU610813B2 (en) 1991-05-23
US4892772A (en) 1990-01-09
EP0369395A3 (en) 1991-12-11
AU4457489A (en) 1990-05-31

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