JPH0232134B2 - - Google Patents

Info

Publication number
JPH0232134B2
JPH0232134B2 JP62104999A JP10499987A JPH0232134B2 JP H0232134 B2 JPH0232134 B2 JP H0232134B2 JP 62104999 A JP62104999 A JP 62104999A JP 10499987 A JP10499987 A JP 10499987A JP H0232134 B2 JPH0232134 B2 JP H0232134B2
Authority
JP
Japan
Prior art keywords
mold
ultraviolet
curing
curable resin
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 - Lifetime
Application number
JP62104999A
Other languages
English (en)
Other versions
JPH011526A (ja
JPS641526A (en
Inventor
Mineyuki Kanzaki
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.)
Toyobo Co Ltd
Original Assignee
Toyobo 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 Toyobo Co Ltd filed Critical Toyobo Co Ltd
Priority to JP62104999A priority Critical patent/JPS641526A/ja
Priority to US07/184,559 priority patent/US4861621A/en
Priority to EP88106588A priority patent/EP0290849B1/en
Priority to DE8888106588T priority patent/DE3869191D1/de
Publication of JPH011526A publication Critical patent/JPH011526A/ja
Publication of JPS641526A publication Critical patent/JPS641526A/ja
Publication of JPH0232134B2 publication Critical patent/JPH0232134B2/ja
Granted 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
    • B29C35/10—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation for articles of indefinite length
    • 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
    • B29C70/28—Shaping operations therefor
    • B29C70/40—Shaping or impregnating by compression not applied
    • B29C70/50—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC]
    • B29C70/52—Pultrusion, i.e. forming and compressing by continuously pulling through a die
    • B29C70/521—Pultrusion, i.e. forming and compressing by continuously pulling through a die and impregnating the reinforcement before the die
    • 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
    • B29C70/28—Shaping operations therefor
    • B29C70/40—Shaping or impregnating by compression not applied
    • B29C70/50—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC]
    • B29C70/52—Pultrusion, i.e. forming and compressing by continuously pulling through a die
    • B29C70/525—Component parts, details or accessories; Auxiliary operations
    • B29C70/526—Pultrusion dies, e.g. dies with moving or rotating parts
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
    • B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
    • B29C2035/0827—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation using UV radiation
    • 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
    • B29K2105/10—Cords, strands or rovings, e.g. oriented cords, strands or rovings
    • B29K2105/101—Oriented

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Composite Materials (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Physics & Mathematics (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Thermal Sciences (AREA)
  • Moulding By Coating Moulds (AREA)
  • Reinforced Plastic Materials (AREA)

Description

【発明の詳細な説明】
Ａ 産業上の利用分野 本発明は、繊維状連続体と、紫外線硬化性樹脂
を利用する複合材料の連続的成型方法に関する。 Ｂ 従来の技術と問題点 繊維状連続体に、紫外線硬化性樹脂を含浸し
て、これをモールド内で賦形すると同時に硬化さ
せる作業を連続的に実施することは、従来から、
困難な技術であつた。即ち、モールド内で充分に
硬化させる事は、寸法精度の良い賦形成型を実行
するけれども、モールドからの引抜きを困難に
し、又一方、モールド内で賦形のみを行い、モー
ルドから材料を空気中に引き出してから硬化を実
行することは、成型品に所定の精度の寸法が出
ず、酸素による硬化阻害の為、表面の硬化が遅く
なるという欠点があつた。 Ｃ 解決手段と作用 本発明は、寸法精度のすぐれた成型品を酸素に
よる硬化阻害を受けずに、硬化成型する方法に関
し、その解決手段は、樹脂を含浸した繊維状連続
体を、先ずモールド内で賦形するが、硬化は実質
的に行わず、モールド外に導く、しかし、空気中
でなく、モールドに依つて与えられた賦形を保持
し得る液圧を有し且つ紫外線を透過し且つ含浸さ
れている紫外線硬化性樹脂と混り合わない液体中
に導き、紫外線の照射を行うことから成るもので
ある。 Ｄ 具体例 本発明における紫外線透過性繊維の例として
は、ガラス、ナイロン、ポリエチレン、ポリエス
テル等の繊維があり、紫外線硬化性樹脂の例とし
ては、エステルアクリレート、エポキシアクリレ
ート、ウレタンアクリレート等のラジカル重合性
塗料用樹脂があり、他にカチオン重合性樹脂も使
用し得る。 又上記の紫外線を透過し且つ含浸された硬化性
樹脂とは混り合わない液体の例としては、水、シ
リコーンオイル、フツ素オイル等が挙げられる。
そして、照射媒体液体は、前記のように酸素を遮
断する作用の他に、モールドから出て来た繊維連
続体に、モールドで受けた賦形圧力に匹敵するも
のを引き続いて与えるようにする、即ち、モール
ドから出た直後の繊維連続体がモールドで受けた
賦形圧力に匹敵するものを受ける様にする役割を
持つているので、後記するように、装置的には、
液体槽の底に上向きにモールドを設け下から上へ
繊維連続体を移動させながら紫外線を照射して、
硬化を進めることが好ましい。即ち、モールドか
ら出た直後の未硬化の状態では、より高い液圧を
受け、硬化の進むに従つて、液深度が小さくなる
変化が発生するからである。 しかし、モールド及び液体槽を横に結合して、
所謂、横引きによつても、本発明は実施可能であ
り、横引き方式を妨げるものではない。 図面に基いて上記を説明すると、第１図におい
て、ロービング繊維原料１を槽２ａにある塗料
（紫外線硬化性樹脂）２の中に入れて含浸させ、
モールド３を通して槽４ａにある紫外線透過性照
射媒体４、例えば、水の中に導き紫外線ランプ５
による照射を行う。前記したように、第１図の場
合のような縦引き方式では、モールド３は槽４の
液圧に耐える止水性能を有することが必要である
が、モールド直後の場所３ａにおける液圧を液４
の深さを変える事で容易に調節しうる特徴があ
る。第２図は、横引き方式を示す。符番の意味は
第１図と同じであるが、第２図の場合には、モー
ルド３と出口ノズル４ｂの両方で止水構造をとる
必要がある。 実験例について述べると、 繊維状連続体：ガラスロービング 塗料：アロニツクスM6100（東亜合成エステルア
クリレート） 100部 イルガキユア651（チバガイギー光開始剤） ４部 紫外線ランプ：高圧水銀ランプ （80W／cm、1kw、１灯） モールド：内径2.0mm（ステンレス製） 紫外線照射媒体：水 加工速度：10ｍ／min 上記のような加工条件で、図示のような装置を
用いて成型を行つた結果を実施例１とし、硬化を
空気中で行つた場合の結果を比較例として、次ぎ
に示す。
【表】 実施例 ２ 前例と同様な条件で、モールド径を1.0mmにし
て加工速度15ｍ／minで成型を行い、下記の結果
を得た。 表面状態：〇、表面硬度：80以上、 ロツド径：0.92±0.05mm Ｅ 効果 本発明の成型方法は、モールドに依る賦形の精
度が高い特徴を有するので、断面が非円形の、所
謂異形押出製品の製造に有利である。
【図面の簡単な説明】
図面は本発明の実施態様を示すが、第１図は、
垂直成型方式であり、第２図は、水平成型方式を
示す。

Claims (1)

    【特許請求の範囲】
  1. １ 紫外線透過性繊維状連続体に、紫外線硬化性
    樹脂を含浸して硬化させるにあたり、該樹脂の含
    浸処理に続いて、樹脂を含浸した上記の連続体を
    モールドに導入して、所定の形状に賦形したの
    ち、該連続体を、上記の紫外線硬化性樹脂と混り
    合わない紫外線透過性液体中に導き、その中で紫
    外線を照射することを特徴とする複合材料の連続
    的成型方法。
JP62104999A 1987-04-27 1987-04-27 Molding of composite material by means of ultra-violet ray curing Granted JPS641526A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP62104999A JPS641526A (en) 1987-04-27 1987-04-27 Molding of composite material by means of ultra-violet ray curing
US07/184,559 US4861621A (en) 1987-04-27 1988-04-21 Pultrusion with cure by ultraviolet radiation
EP88106588A EP0290849B1 (en) 1987-04-27 1988-04-25 Pultrusion with cure by ultraviolet radiation
DE8888106588T DE3869191D1 (de) 1987-04-27 1988-04-25 Pultrusionsverfahren mit aushaerten durch ultraviolette strahlung.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62104999A JPS641526A (en) 1987-04-27 1987-04-27 Molding of composite material by means of ultra-violet ray curing

Publications (3)

Publication Number Publication Date
JPH011526A JPH011526A (ja) 1989-01-05
JPS641526A JPS641526A (en) 1989-01-05
JPH0232134B2 true JPH0232134B2 (ja) 1990-07-18

Family

ID=14395792

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62104999A Granted JPS641526A (en) 1987-04-27 1987-04-27 Molding of composite material by means of ultra-violet ray curing

Country Status (4)

Country Link
US (1) US4861621A (ja)
EP (1) EP0290849B1 (ja)
JP (1) JPS641526A (ja)
DE (1) DE3869191D1 (ja)

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Also Published As

Publication number Publication date
EP0290849A2 (en) 1988-11-17
DE3869191D1 (de) 1992-04-23
US4861621A (en) 1989-08-29
EP0290849B1 (en) 1992-03-18
EP0290849A3 (en) 1989-02-08
JPS641526A (en) 1989-01-05

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