JPH0230646A - Production of reinforcing glass fiber bundle and resin body - Google Patents
Production of reinforcing glass fiber bundle and resin bodyInfo
- Publication number
- JPH0230646A JPH0230646A JP63180316A JP18031688A JPH0230646A JP H0230646 A JPH0230646 A JP H0230646A JP 63180316 A JP63180316 A JP 63180316A JP 18031688 A JP18031688 A JP 18031688A JP H0230646 A JPH0230646 A JP H0230646A
- Authority
- JP
- Japan
- Prior art keywords
- emulsion
- acrylonitrile
- styrene copolymer
- resin
- fiber bundle
- 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.)
- Granted
Links
- 229920005989 resin Polymers 0.000 title claims abstract description 38
- 239000011347 resin Substances 0.000 title claims abstract description 38
- 239000003365 glass fiber Substances 0.000 title claims abstract description 23
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 9
- 238000004519 manufacturing process Methods 0.000 title claims description 15
- 239000000839 emulsion Substances 0.000 claims abstract description 58
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Natural products C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims abstract description 30
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000000835 fiber Substances 0.000 claims abstract description 16
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 claims abstract description 14
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims abstract description 14
- 229920001577 copolymer Polymers 0.000 claims abstract description 13
- 239000006087 Silane Coupling Agent Substances 0.000 claims abstract description 8
- 239000003822 epoxy resin Substances 0.000 claims abstract description 7
- 239000000314 lubricant Substances 0.000 claims abstract description 7
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 7
- 238000004513 sizing Methods 0.000 claims description 34
- 239000003795 chemical substances by application Substances 0.000 claims description 30
- 239000007788 liquid Substances 0.000 claims description 13
- 239000007787 solid Substances 0.000 claims description 13
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 claims description 6
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 claims description 6
- 229920001893 acrylonitrile styrene Polymers 0.000 claims description 6
- SCUZVMOVTVSBLE-UHFFFAOYSA-N prop-2-enenitrile;styrene Chemical compound C=CC#N.C=CC1=CC=CC=C1 SCUZVMOVTVSBLE-UHFFFAOYSA-N 0.000 claims description 6
- 238000004898 kneading Methods 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 9
- 239000011230 binding agent Substances 0.000 abstract 3
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 7
- 238000010556 emulsion polymerization method Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000010558 suspension polymerization method Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 239000007822 coupling agent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 1
- 150000005215 alkyl ethers Chemical class 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 238000007720 emulsion polymerization reaction Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 239000005056 polyisocyanate Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Landscapes
- Reinforced Plastic Materials (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
本発明は、補強用ガスラｍａ束並びに樹脂体の製造方法
に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a reinforcing glass lamination bundle and a method for manufacturing a resin body.
［従来の技術］
ガラス繊維束は、ブッシングから引出した多数のガラス
繊維に集束剤を附与、集束することによって製造され樹
脂の補強用に広く用いられる。[Prior Art] Glass fiber bundles are manufactured by applying a sizing agent to a large number of glass fibers pulled out from a bushing and converging them, and are widely used for reinforcing resins.
集束剤は、補強すべき樹脂の種類に応じて定められる。The sizing agent is determined depending on the type of resin to be reinforced.
アクリロニトリル・スチレン系樹脂（ＡＳ系樹脂）、ア
クリロニトリル・ブタジエン・スチレン系樹脂（ＡＢＳ
系樹脂）を補強するために用いられるガラス繊ａ（スト
ランド）用集束剤としては、ＡＳ樹脂エマルジョン、Ａ
ＢＳ樹脂エマルジョン或はウレタン樹脂エマルジョンを
含む集束剤（以下夫々ＡＳ系、ＡＢＳ系、ウレタン系集
束剤と呼ぶ）が知られている。Acrylonitrile/styrene resin (AS resin), acrylonitrile/butadiene/styrene resin (ABS)
AS resin emulsion, A
BACKGROUND ART A sizing agent containing a BS resin emulsion or a urethane resin emulsion (hereinafter referred to as AS type, ABS type, or urethane type sizing agent, respectively) is known.
［発明が解決しようとする課題］
ＡＳ系、ＡＢＳ系集束剤を使用して得られるストランド
をＡＳ系樹脂、Ａ Ｂ’Ｓ系樹脂の補強用に使用するこ
と、強度の大きい繊維補強樹脂体（ＦＴＰ）を得ること
ができるが、ＡＳ系、ＡＢＳ系集束剤は集束性が悪く、
毛羽立ちのようなトラブルが発生し易い。[Problems to be solved by the invention] Use of strands obtained using AS-based and ABS-based sizing agents for reinforcing AS-based resins and AB'S-based resins; FTP), but AS-based and ABS-based sizing agents have poor sizing properties;
Problems such as fluffing are likely to occur.
ウレタン系集束剤を使用して得られたストランドは、集
束性は良好で、上述したようなトラブルが発生すること
はないが、このストランドをＡＳ系、ＡＢＳ系樹脂の補
強用として使用した場合、充分な強度を有するＦＴＰが
得られない欠点かある。Strands obtained using urethane-based sizing agents have good sizing properties and do not cause the above-mentioned troubles, but when these strands are used to reinforce AS and ABS resins, The disadvantage is that FTP with sufficient strength cannot be obtained.
本発明者は、ＡＳ系樹脂、ＡＢＳ系樹脂の補強用に使用
した場合、強度の大きいＦＴＰが得られ、且つ集束性が
良好で、ストランドの取扱中にトラブルを起こすことの
ない集束剤を提供するため検討を重ね、アクリロニトリ
ル・スチレン共重合体エマルジョン又はアクリロニトリ
ル・ブタジエン・スチレン共重合体エマルジョン１〜１
゜ｗｔ％とウレタンエマルジョン０．５〜７ｗｔ％とを
含むガラス＃＠維用集束剤を用いることにより好適な結
果の得られることを見出し特許出願を行なった。The present inventor provides a sizing agent that, when used for reinforcing AS-based resins and ABS-based resins, provides FTP with high strength, has good sizing properties, and does not cause trouble during handling of strands. After repeated studies, we developed acrylonitrile/styrene copolymer emulsion or acrylonitrile/butadiene/styrene copolymer emulsion 1 to 1.
They found that suitable results could be obtained by using glass #@fiber sizing agent containing 0.5 to 7 wt% of urethane emulsion and filed a patent application.
本発明は、上記先願の効果を一層高めることを目的とす
る。The present invention aims to further enhance the effects of the above-mentioned prior application.
［課題を解決するための手段］
上記目的を達成するために、本発明においては、ガラス
繊維にウレタンエマルジョンを含む集束剤を附与集束し
て繊維束となし、ついでこの繊維束の表面にアクリロニ
トリル・スチレン共重合体エマルジョン（ＡＳエマルジ
ョン）又はアクリロニトリル・ブタジエン・スチレン共
重合体エマルジョン（ＡＢＳエマルジョン）を含む後処
理液を附与することによって補強用ガラス繊維束を製造
し、又ガラス繊維にウレタンエマルジョンを含む集束剤
を附与集束して繊維束となし、ついでこの繊維束の表面
にアクリロニトリル・スチレン共重合体エマルジョン又
はアクリロニトリル・ブタジエン・スチレン共重合体エ
マルジョンを含む後処理液を附与し、切断、乾燥するこ
とによって得られるチョツプドストランドとアクリロニ
トリル・スチレン系樹脂又はアクリロニトリル・ブタジ
エン・スチレン系樹脂とを力「熱下に混練することによ
って樹脂体を製造する。[Means for Solving the Problems] In order to achieve the above object, in the present invention, a sizing agent containing a urethane emulsion is added to glass fibers and the fiber bundles are formed, and then acrylonitrile is applied to the surface of the fiber bundles.・Produce a reinforcing glass fiber bundle by adding a post-treatment liquid containing a styrene copolymer emulsion (AS emulsion) or an acrylonitrile-butadiene-styrene copolymer emulsion (ABS emulsion), and also add a urethane emulsion to the glass fiber. A sizing agent containing the above is applied to the fiber bundle, and the fiber bundle is formed into a fiber bundle, and then a post-treatment liquid containing an acrylonitrile-styrene copolymer emulsion or an acrylonitrile-butadiene-styrene copolymer emulsion is applied to the surface of the fiber bundle, and the fiber bundle is cut. A resin body is produced by kneading the chopped strands obtained by drying and an acrylonitrile-styrene resin or an acrylonitrile-butadiene-styrene resin under heat.
次に、本発明を更に具体的に説明する。Next, the present invention will be explained in more detail.
本発明においては、ウレタン樹脂エマルジョンとしては
、ポリオールとポリイソシアネートとを共重合させる公
知の方法によって得られるものを好適に使用できる。In the present invention, as the urethane resin emulsion, one obtained by a known method of copolymerizing a polyol and a polyisocyanate can be suitably used.
本発明においては、ウレタン樹脂エマルジョンを含む集
束剤（以下本集束剤という）を常法に従い、ブッシング
から引出したガラスａｍに附与集束してガラス繊維束と
する。本集束剤中のウレタン樹脂エマルジョンの含有量
は固型分として０．５〜７ｗｔ％とするのが適当である
。In the present invention, a sizing agent containing a urethane resin emulsion (hereinafter referred to as the sizing agent) is applied to a glass am pulled out from a bushing and bundled to form a glass fiber bundle in accordance with a conventional method. The content of the urethane resin emulsion in the present sizing agent is suitably 0.5 to 7 wt% as solid content.
本集束剤中には、上記エマルジョンに加え、更に、エポ
キシ樹脂エマルジョン、シランカップリング剤のような
カップリング剤、ポルオキシエチレンアルキルエーテル
のような潤滑剤を含有させるのか好ましい。In addition to the above-mentioned emulsion, the present sizing agent preferably contains an epoxy resin emulsion, a coupling agent such as a silane coupling agent, and a lubricant such as poloxyethylene alkyl ether.
本集束剤中のエポキシ樹脂エマルジョン、カップリング
剤及び潤滑剤の含有量は、固型分として、夫々０〜５ｗ
ｔ％、０．２〜５ｗｔ％、０〜１ｗｔ％ｗｔ％とするの
が適当である。The content of the epoxy resin emulsion, coupling agent, and lubricant in this sizing agent is 0 to 5 w as solid content, respectively.
t%, 0.2 to 5 wt%, and 0 to 1 wt%.
集束剤の附与量は、ガラス繊維に対し、固型分として０
．２〜２ｗｔ％、好ましくは０．３〜１．５ ｗｔ％と
するのが適当である。The amount of sizing agent added is 0 as solid content to glass fiber.
．． A suitable amount is 2 to 2 wt%, preferably 0.3 to 1.5 wt%.
上記ストランドにＡＳエマルジョン又はＡＢＳエマルジ
ョン、好ましくはＡＳエマルジョンを含む後処理液を附
与する。A post-treatment liquid containing an AS emulsion or an ABS emulsion, preferably an AS emulsion, is applied to the strand.
なお、附与はストランドの水分が好ましくは１２ｗｔ％
以下となるよう乾燥した状態で行なうのか適当である。In addition, the moisture content of the strands is preferably 12 wt%.
It is appropriate to carry out the process in a dry state as shown below.
本発明において、ＡＳ樹脂エマルジョンとじては、アク
リロニトリルとスチレンとを懸濁重合法又は乳化重合法
、好ましくは乳化重合法により共重合させることによっ
て得られたものを使用するのが適当である。なお、アク
リロニトリルとスチレンの重量比が２０〜６０ ： ８
０〜４０のものが好ましい。In the present invention, it is appropriate to use an AS resin emulsion obtained by copolymerizing acrylonitrile and styrene by a suspension polymerization method or an emulsion polymerization method, preferably an emulsion polymerization method. In addition, the weight ratio of acrylonitrile and styrene is 20 to 60:8.
0 to 40 is preferred.
又ＡＢＳ樹脂エマルジョンとしてはアクリロニトリルと
ブタジェンとスチレンとを懸濁重合法又は乳化重合法、
好ましくは乳化合重合法により共重合させることによっ
て得られたものを使用するのが適当である。なお、アク
リロニトリルとスチレンの重量比が２０〜６０ ： ８
０〜４ｏのものが好ましい。In addition, as an ABS resin emulsion, acrylonitrile, butadiene, and styrene are prepared by a suspension polymerization method or an emulsion polymerization method.
Preferably, it is appropriate to use those obtained by copolymerization by emulsion polymerization. In addition, the weight ratio of acrylonitrile and styrene is 20 to 60:8.
0 to 4o is preferable.
後処理液中の濃度はＡＳ樹脂エマルジョンとＡＢＳ樹脂
エマルジョンとの合計量を１−１０ｗｔ％、好ましくは
３〜８ｗｔ％とするのが適当である。The appropriate concentration in the post-treatment liquid is such that the total amount of the AS resin emulsion and the ABS resin emulsion is 1-10 wt%, preferably 3-8 wt%.
後処理液の附与は、スプレー或はロールコータ−を用い
て行なうことができる。The post-treatment liquid can be applied using a spray or a roll coater.
後処理液の附与量は、固型分としてガラス繊維に対し０
．２〜２ｗｔ％、好ましくは０．３〜１．５ｗｔ％とな
るよう定めるのが適当である。The amount of post-treatment liquid applied is 0 as solid content to the glass fiber.
．． It is appropriate to set the content to 2 to 2 wt%, preferably 0.3 to 1.5 wt%.
このようにして得られたストランドを乾燥、切断してチ
ョツプドストランド（本Ｃ８）とし、ＡＳ系樹脂、ＡＢ
Ｓ系樹脂と加熱下に混練し、ＦＴＰとする。The strand thus obtained was dried and cut into chopped strands (Book C8), which were then made from AS resin, AB
Knead with S-based resin under heat to form FTP.
ストランドの乾燥は、切断工程後に行なってもよく、或
はストランドを乾燥した後切断を行なってもよい。The strand may be dried after the cutting step, or the strand may be dried and then cut.
ＡＳ系樹脂としては、アクリロニトリルと、スチレンを
懸濁重合法又は乳化合重合法で重合したものが好適に使
用できる。As the AS resin, one obtained by polymerizing acrylonitrile and styrene by a suspension polymerization method or an emulsion polymerization method can be suitably used.
ＡＢＳ系樹脂としては、アクリロニトリル、ブタジェン
及びスチレンを懸濁重合法又は乳化重合法で共重合した
もの或はＡＳ樹脂とブタジェン樹脂を溶融混合したもの
が好適に使用できる。As the ABS resin, those obtained by copolymerizing acrylonitrile, butadiene and styrene by a suspension polymerization method or emulsion polymerization method, or those obtained by melt-mixing an AS resin and a butadiene resin can be suitably used.
木Ｃ３とＡＳ系樹脂或はＡＢＳ系樹脂を使用してＦＴＰ
を製造する方法に特に限定はなく、公知の方法を使用で
きる。FTP using C3 wood and AS resin or ABS resin
There are no particular limitations on the method for producing, and any known method can be used.
例えば、木Ｃ８とＡＳ系樹脂又はＡＢＳ系樹脂とを、エ
クストルーダーで混練してベレットとなし、このベレッ
トを原料とし、インジェクションモールディング法によ
りＦＴＰを得ることができる。For example, wood C8 and AS-based resin or ABS-based resin are kneaded using an extruder to form a pellet, and FTP can be obtained by injection molding using this pellet as a raw material.
な３、ＦＴＰ中のＣＳの量は１０〜４０ｗｔ％、好まし
くは２０〜３０ｗｔ、％とするのが適当である。3. The amount of CS in FTP is suitably 10 to 40 wt%, preferably 20 to 30 wt.%.
［作 用］
本集束剤中に含まれるウレタン樹脂エマルジョンか、ガ
ラス繊維に密着してその表面を覆って集束性を向上させ
るとともに、本Ｃ５をＡＳ系樹脂、又はＡＢＳ系樹脂と
加熱下に混練する際、減磨剤として作用し、混練の際の
ガラス繊維の寸断を防止し、ＦＴＰの強度の増大に寄与
し、又ＡＳ樹脂エマルジョン又はＡＢＳ樹脂エマルジョ
ンがウレタン樹脂エマルジョンの表面を覆ってマトリッ
クス樹脂たるＡＳ系樹脂又はＡＢＳ系樹脂と強固に結合
し、ＦＴＰの強度を増大するものと考えられる。[Function] The urethane resin emulsion contained in this sizing agent adheres closely to the glass fibers and covers their surfaces to improve sizing properties, and this C5 is kneaded with AS-based resin or ABS-based resin under heat. When mixing, it acts as an abrasive agent, prevents glass fibers from being shredded during kneading, and contributes to increasing the strength of FTP. It is thought that it strongly bonds with the AS resin or ABS resin, increasing the strength of FTP.
［実施例］
下記組成を有する集束剤を直径１３ルのガラス繊維に固
型分として０．３ ｗｔ％附与附与１，０００本集束し
てストランドとした。[Example] A sizing agent having the following composition was bundled into 1,000 glass fibers having a diameter of 13 liters with a solid content of 0.3 wt% to form a strand.
集束剤組成
ウレタン樹脂エマルジョン １．５ ａｔ％シランカッ
プリング剤 ０．６ ｗｔ％このストランドに、Ａ
Ｓ樹脂エマルジョンを５．５ ｗｔ％含む後処理液を、
固型分として０．７ ｗｔ％附与附与燥、切断して長さ
３■のＣ８とした。Sizing agent composition Urethane resin emulsion 1.5 at% Silane coupling agent 0.6 wt% In this strand, A
A post-treatment liquid containing 5.5 wt% of S resin emulsion was
A solid content of 0.7 wt% was added, dried, and cut to obtain C8 having a length of 3 cm.
このＣ３２０重量部とＡＳ系樹脂８０重量部とを、２５
０℃で混練してベレットとなし、インジェクションモー
ルド法によるＦＴＰ試験片を得た。25 parts by weight of this C320 and 80 parts by weight of AS resin
The mixture was kneaded at 0°C to form a pellet, and an FTP test piece was obtained by injection molding.
この試験片をＡＳＴＭ Ｄ６３８号の方法により引張
り強度を、又ＡＳＴＭ Ｄ２５６号の方法によりＩｚ
ｏｄ衝撃強度を測定した結果を別表に示す。The tensile strength of this test piece was measured by the method of ASTM D638, and Iz was measured by the method of ASTM D256.
The results of measuring the od impact strength are shown in the attached table.
このストランドは集束性も良好であり、取扱中毛羽立ち
の発生することはなかった。This strand had good cohesiveness, and no fluffing occurred during handling.
［比較例］
下記組成を有する集束剤を、直径１３ルのガラス繊維に
固型分として１．Ｏｗｔ％附与附与１．０００本集束し
てストランドとなし、乾燥し、長さ３ｍｍに切断してＣ
Ｓとした。[Comparative Example] A sizing agent having the following composition was applied to a glass fiber having a diameter of 13 mm as a solid content. Gather 1,000 strands together to form a strand, dry, cut into 3 mm length, and
It was set as S.
集束剤組成
ウレタン樹脂エマルジョン １．５ ｗｔ％ＡＳ樹脂エ
マルジョン ５．５ ｗｔ％シランカップリング剤
０．６ ｗｔ％このＣ３を用い、実施例１と同様
の方法で製造した試験片について、実施例と同様な測定
を行なった結果を別表に示す。Sizing agent composition Urethane resin emulsion 1.5 wt% AS resin emulsion 5.5 wt% Silane coupling agent 0.6 wt% Using this C3, test pieces manufactured in the same manner as in Example 1 were tested. The results of similar measurements are shown in the attached table.
［発明の効果］
本発明の方法で得られたストランドは集束性が良好であ
り、このストランドをＡＳ系樹脂、ＡＢＳ系樹脂の補強
に用いることにより強度の大きいＦＴＰをうろことがで
きる。[Effects of the Invention] The strand obtained by the method of the present invention has good cohesiveness, and by using this strand for reinforcing AS-based resins and ABS-based resins, it is possible to form FTP with high strength.
別表Separate table
Claims (14)
を附与集束して繊維束となし、ついでこの繊維束の表面
にアクリロニトリル・スチレン共重合体エマルジョン又
はアクリロニトリル・ブタジエン・スチレン共重合体エ
マルジョンとを含む後処理液を附与することを特徴とす
る補強用ガラス繊維束の製造方法。(1) A sizing agent containing a urethane emulsion is applied to the glass fibers, the fiber bundles are formed, and the surface of the fiber bundles is coated with an acrylonitrile-styrene copolymer emulsion or an acrylonitrile-butadiene-styrene copolymer emulsion. A method for producing a reinforcing glass fiber bundle, which comprises adding a post-treatment liquid.
キシ樹脂エマルジョン、シランカップリング剤、潤滑剤
の少なくとも一つを含む請求項１記載の製造方法。(2) The manufacturing method according to claim 1, wherein the sizing agent further contains at least one of an epoxy resin emulsion, a silane coupling agent, and a lubricant in addition to the urethane emulsion.
０．５〜７ｗｔ％、エポキシ樹脂エマルジョンを０〜５
ｗｔ％、シランカップリング剤を０．２〜５ｗｔ％、潤
滑剤を０〜１ｗｔ％含む請求項２記載の製造方法。(3) The sizing agent contains 0.5 to 7 wt% of urethane emulsion and 0 to 5 wt% of epoxy resin emulsion as solid content.
The manufacturing method according to claim 2, which contains 0.2 to 5 wt% of the silane coupling agent and 0 to 1 wt% of the lubricant.
０．２〜２ｗｔ％である請求項１、２又は３記載の製造
方法。(4) The manufacturing method according to claim 1, 2 or 3, wherein the amount of the sizing agent added is 0.2 to 2 wt% of the glass fiber as a solid content.
体エマルジョン又はアクリロニトリル・ブタジエン、ス
チレン共重合体エマルジョンを１〜１０ｗｔ％含む請求
項１、２、３又は４記載の製造方法。(5) The manufacturing method according to claim 1, 2, 3, or 4, wherein the post-treatment liquid contains 1 to 10 wt% of an acrylonitrile/styrene copolymer emulsion or an acrylonitrile/butadiene/styrene copolymer emulsion.
の０．２〜２ｗｔ％である請求項１、２、３、４又は５
記載の製造方法。(6) Claim 1, 2, 3, 4 or 5, wherein the amount of the post-treatment liquid applied is 0.2 to 2 wt% of the glass fiber as solid content.
Manufacturing method described.
量比が２０〜６０：８０〜４０である請求項１、２、３
、４、５又は６記載の製造方法。(7) Claims 1, 2, and 3, wherein the weight ratio of acrylonitrile to styrene in the copolymer is 20-60:80-40.
, 4, 5 or 6.
を附与集束して繊維束となし、ついでこの繊維束の表面
にアクリロニトリル・スチレン共重合体エマルジョン又
はアクリロニトリル・ブタジエン・スチレン共重合体エ
マルジョンを含む後処理液を附与し、切断、乾燥するこ
とによって得られるチョップドストランドをアクリロニ
トリル・スチレン系樹脂又はアクリロニトリル・ブタジ
エン・スチレン系樹脂と加熱下に混練することを特徴と
する樹脂体の製造方法。(8) After applying a sizing agent containing a urethane emulsion to the glass fibers and converging them into a fiber bundle, the surface of the fiber bundle is coated with an acrylonitrile-styrene copolymer emulsion or an acrylonitrile-butadiene-styrene copolymer emulsion. A method for producing a resin body, which comprises kneading chopped strands obtained by applying a treatment liquid, cutting and drying them with an acrylonitrile-styrene resin or an acrylonitrile-butadiene-styrene resin under heating.
シ樹脂エマルジョン、シランカップリング剤、潤滑剤の
少なくとも一つを含む請求項７記載の製造方法。(9) The manufacturing method according to claim 7, wherein the sizing agent further contains at least one of an epoxy resin emulsion, a silane coupling agent, and a lubricant in addition to the urethane emulsion.
ンを０．５〜７ｗｔ％、エポキシ樹脂エマルジョンを０
〜５ｗｔ％、シランカップリング剤を０．２〜５ｗｔ％
、潤滑剤を０〜１ｗｔ％含む請求項９記載の製造方法。(10) As a solid substance, the sizing agent is 0.5 to 7 wt% of urethane emulsion and 0.5 to 7 wt% of epoxy resin emulsion.
~5wt%, silane coupling agent 0.2~5wt%
10. The manufacturing method according to claim 9, comprising 0 to 1 wt% of a lubricant.
０．２〜２ｗｔ％である請求項８、９又は１０記載の製
造方法。(11) The manufacturing method according to claim 8, 9 or 10, wherein the amount of the sizing agent added is 0.2 to 2 wt% of the glass fiber as a solid content.
合体エマルジョン又はアクリロニトリル・ブタジエン・
スチレン共重合体エマルジョンを１〜１０ｗｔ％含む請
求項８、９、１０又は１１記載の製造方法。(12) The post-treatment liquid is an acrylonitrile-styrene copolymer emulsion or an acrylonitrile-butadiene copolymer emulsion.
The manufacturing method according to claim 8, 9, 10 or 11, comprising 1 to 10 wt% of the styrene copolymer emulsion.
維の０．２〜２ｗｔ％である請求項８、９、１０、１１
又は１２記載の製造方法。(13) The amount of the post-treatment liquid applied is 0.2 to 2 wt% of the glass fiber as solid content.Claims 8, 9, 10, 11
Or the manufacturing method according to 12.
重量比が２０〜６０：８０〜４０である請求項８、９、
１０、１１、１２又は１３記載の製造方法。(14) Claims 8, 9, wherein the weight ratio of acrylonitrile and styrene in the copolymer is 20-60:80-40;
10, 11, 12 or 13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63180316A JP2563828B2 (en) | 1988-07-21 | 1988-07-21 | Reinforcing glass fiber bundle and method for producing resin body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63180316A JP2563828B2 (en) | 1988-07-21 | 1988-07-21 | Reinforcing glass fiber bundle and method for producing resin body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0230646A true JPH0230646A (en) | 1990-02-01 |
| JP2563828B2 JP2563828B2 (en) | 1996-12-18 |
Family
ID=16081080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63180316A Expired - Lifetime JP2563828B2 (en) | 1988-07-21 | 1988-07-21 | Reinforcing glass fiber bundle and method for producing resin body |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2563828B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0431344A (en) * | 1990-05-25 | 1992-02-03 | Asahi Fiber Glass Co Ltd | Production of glass fiber bundle for reinforcing thermoplastic resin and fiber-reinforced resin |
| US5430076A (en) * | 1993-01-26 | 1995-07-04 | Asahi Fiber Glass Company Limited | Glass fiber strand for reinforcing a thermoplastic resin and process for preparing a fiber-reinforced resin product |
| JPH0891865A (en) * | 1994-09-26 | 1996-04-09 | Asahi Fiber Glass Co Ltd | Glass chopped strand and its production |
-
1988
- 1988-07-21 JP JP63180316A patent/JP2563828B2/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0431344A (en) * | 1990-05-25 | 1992-02-03 | Asahi Fiber Glass Co Ltd | Production of glass fiber bundle for reinforcing thermoplastic resin and fiber-reinforced resin |
| US5430076A (en) * | 1993-01-26 | 1995-07-04 | Asahi Fiber Glass Company Limited | Glass fiber strand for reinforcing a thermoplastic resin and process for preparing a fiber-reinforced resin product |
| JPH0891865A (en) * | 1994-09-26 | 1996-04-09 | Asahi Fiber Glass Co Ltd | Glass chopped strand and its production |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2563828B2 (en) | 1996-12-18 |
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