JP2000095932A - Resin composition - Google Patents
Resin compositionInfo
- Publication number
- JP2000095932A JP2000095932A JP10266320A JP26632098A JP2000095932A JP 2000095932 A JP2000095932 A JP 2000095932A JP 10266320 A JP10266320 A JP 10266320A JP 26632098 A JP26632098 A JP 26632098A JP 2000095932 A JP2000095932 A JP 2000095932A
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- Prior art keywords
- resin
- weight
- component
- blend
- abs
- Prior art date
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- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】この発明は、ＰＣ樹脂及びＡ
ＢＳ樹脂のブレンド系樹脂組成物に関する。TECHNICAL FIELD The present invention relates to a PC resin and A
The present invention relates to a blend resin composition of a BS resin.
【０００２】[0002]
【従来の技術】ＰＣ樹脂とＡＢＳ樹脂とのブレンド組成
物（ＰＣ／ＡＢＳアロイ）は、機械的特性及び耐熱性等
に優れており、家庭用電化製品を始めとして、パーソナ
ルコンピュータや、ワードプロセッサ等の各種ＯＡ機器
のハウジング材等として幅広く利用されている（特開平
７−１１１１８号、特開平７−１７９６７３号、特開平
７−１７９７１５号、特開平８−３３７７１２号等）。2. Description of the Related Art Blend compositions of PC resin and ABS resin (PC / ABS alloy) are excellent in mechanical properties and heat resistance, and are used in home electric appliances, personal computers, word processors and the like. It is widely used as a housing material for various OA equipments (JP-A-7-11118, JP-A-7-179573, JP-A-7-179715, JP-A-8-337712, etc.).
【０００３】[0003]
【発明の背景】ところが、上記従来のＰＣ／ＡＢＳアロ
イは、押出成形や射出成形等の一回の熱成形により、最
終製品を得るように開発されたものである。However, the above-mentioned conventional PC / ABS alloy has been developed so as to obtain a final product by a single thermoforming such as extrusion molding or injection molding.
【０００４】このため従来のＰＣ／ＡＢＳアロイは、例
えば押出成形等の一次成形により、シート状の成形品を
製作した後、そのシート状成形品を、真空成形、圧空成
形、ブロー成形等の二次成形により熱成形することは困
難であり、特に、二次成形によって、耐衝撃性、剛性、
耐熱性及び耐燃焼性等の物性に優れた成形品を得ること
はできなかった。For this reason, in the conventional PC / ABS alloy, after a sheet-like molded product is produced by primary molding such as extrusion molding, the sheet-like molded product is subjected to two-step molding such as vacuum molding, pressure molding and blow molding. It is difficult to thermoform by secondary molding, especially impact resistance, rigidity,
A molded article excellent in physical properties such as heat resistance and combustion resistance could not be obtained.
【０００５】この発明は、上記の事情に鑑みてなされた
もので、ＰＣ樹脂とＡＢＳ樹脂のブレンド系の樹脂組成
物において、二次成形によって、耐衝撃性、剛性、耐熱
性及び耐燃焼性等の物性に優れた成形品を得ることがで
きる樹脂組成物を提供することを目的とする。The present invention has been made in view of the above circumstances, and provides a resin composition based on a blend of a PC resin and an ABS resin by subjecting a secondary molding to impact resistance, rigidity, heat resistance, combustion resistance, and the like. An object of the present invention is to provide a resin composition capable of obtaining a molded article having excellent physical properties.
【０００６】[0006]
【課題を解決するための手段】本発明者は、綿密な研究
を行って、鋭意努力した結果、上記目的を達成可能な樹
脂組成物として、最適な構成を見出し、本発明をなすに
至った。Means for Solving the Problems The inventors of the present invention have conducted intensive studies and worked diligently. As a result, the present inventors have found the most suitable constitution as a resin composition capable of achieving the above object, and have accomplished the present invention. .
【０００７】すなわち、本発明の樹脂組成物は、ポリカ
ーボネート（ＰＣ）樹脂からなる第１のブレンド成分
と、ゴム成分を２０〜４５重量％含むアクリロニトリル
・ブタジエン・スチレン（ＡＢＳ）樹脂からなる第２の
ブレンド成分とが配合されてなり、前記第１のブレンド
成分と前記第２のブレンド成分との重量比が２０：８０
〜８０：２０に調整されてなるものを要旨としている。That is, the resin composition of the present invention comprises a first blend component comprising a polycarbonate (PC) resin and a second blend component comprising an acrylonitrile-butadiene-styrene (ABS) resin containing 20 to 45% by weight of a rubber component. And a weight ratio of the first blend component to the second blend component is 20:80.
The subject matter is adjusted to be about 80:20.
【０００８】本発明の樹脂組成物は、物性衝撃強度等の
耐衝撃性、曲げ弾性率等の剛性及び耐熱性に優れたＰＣ
樹脂からなる第１のブレンド成分と、成形加工性、耐燃
焼性、耐衝撃性及び剛性に優れた特定のＡＢＳ樹脂から
なる第２のブレンド成分との配合物からなるものである
ため、これらの配合成分の相乗効果によって、真空成
形、圧空成形、ブロー成形等の二次成形が可能で、しか
もその二次成形により、耐衝撃性、剛性、耐熱性及び耐
燃焼性等の物性に優れた成形品を得ることができる。The resin composition of the present invention is excellent in impact resistance such as physical impact strength, rigidity such as flexural modulus and heat resistance.
These are made of a blend of a first blend component composed of a resin and a second blend component composed of a specific ABS resin having excellent moldability, combustion resistance, impact resistance and rigidity. Due to the synergistic effect of the components, secondary molding such as vacuum molding, air pressure molding, blow molding, etc. is possible, and due to the secondary molding, molding excellent in physical properties such as impact resistance, rigidity, heat resistance and combustion resistance Goods can be obtained.
【０００９】以下、本発明の構成を更に詳細に説明す
る。Hereinafter, the configuration of the present invention will be described in more detail.
【００１０】本発明の樹脂組成物は、ＰＣ樹脂からなる
第１のブレンド成分と、ＡＢＳ樹脂からなる第２のブレ
ンド成分とが配合されている。[0010] The resin composition of the present invention comprises a first blend component composed of a PC resin and a second blend component composed of an ABS resin.
【００１１】本発明において、第１のブレンド成分とし
てのＰＣ樹脂は、例えば２価フェノールとホスゲンとの
反応によるホスゲン法や、２価のフェノールと炭酸ジエ
ステルとの反応によるエステル交換法によって製造され
る。２価フェノールとしては、ビスフェノール類、特に
２，２−ビス（４−ヒドロキシフェニル）プロパン（ビ
スフェノールＡ）を使用するのが好ましい。また炭酸ジ
エステルとしては、ジフェニルカーボネートを使用する
のが好ましい。In the present invention, the PC resin as the first blend component is produced by, for example, a phosgene method by reacting a dihydric phenol with phosgene or a transesterification method by reacting a dihydric phenol with a diester carbonate. . As the dihydric phenol, it is preferable to use bisphenols, particularly 2,2-bis (4-hydroxyphenyl) propane (bisphenol A). As the carbonic acid diester, it is preferable to use diphenyl carbonate.
【００１２】また本発明においては、第１のブレンド成
分は、必ずしも１種類のＰＣ樹脂により構成する必要は
なく、複数種類のＰＣ樹脂により構成しても良い。In the present invention, the first blend component does not necessarily need to be composed of one type of PC resin, but may be composed of a plurality of types of PC resins.
【００１３】本発明においては、第２のブランド成分と
して特定のＡＢＳ樹脂が配合される。In the present invention, a specific ABS resin is blended as the second brand component.
【００１４】ＡＢＳ樹脂とは、アクリロニトリル・ブタ
ジエン・スチレン共重合体を言い、一般的には、スチレ
ン・アクリロニトリル樹脂と、ゴム成分とを混合したも
のである。ここで、ゴム成分としては、ポリブタジエ
ン、ブタジエン・アクリロニトリルゴム（ＮＢＲ）、ス
チレン・ブタジエンゴム（ＳＢＲ）等のブタジエン系ゴ
ムの他、アクリルゴム（ＡＲ）、エチレン・プロピレン
ゴム（ＥＰＲ）、塩素化ポリエチレン（ＣＰＥ）等を例
示することができ、これらが単独で混合されていても、
２種以上のものが併用されて混合されていても良い。The ABS resin is an acrylonitrile-butadiene-styrene copolymer, and is generally a mixture of a styrene-acrylonitrile resin and a rubber component. Here, the rubber component includes butadiene rubber such as polybutadiene, butadiene / acrylonitrile rubber (NBR), styrene / butadiene rubber (SBR), acrylic rubber (AR), ethylene / propylene rubber (EPR), and chlorinated polyethylene. (CPE) and the like. Even if these are mixed alone,
Two or more kinds may be used in combination and mixed.
【００１５】そして本発明においては、第２のブレンド
成分として、ゴム成分が２０〜４５重量％に調整された
ＡＢＳ樹脂を使用する必要があり、好ましくは、その含
有量の下限値が２５重量％以上、上限値が３９重量％以
下のものを使用するのが良い。In the present invention, it is necessary to use, as the second blend component, an ABS resin in which the rubber component is adjusted to 20 to 45% by weight, and preferably, the lower limit of the content is 25% by weight. As described above, those having an upper limit of 39% by weight or less are preferably used.
【００１６】ここで、第２のブレンド成分として、ゴム
成分含有量が過度に少ないものを使用した場合、十分な
耐衝撃性及び剛性を得ることが困難になり、逆にゴム成
分含有量が過度に多いものを使用した場合、成形性、特
に二次成形性を悪化させる恐れがあり、好ましくない。Here, if the second blend component used has an excessively low rubber component content, it is difficult to obtain sufficient impact resistance and rigidity, and conversely, if the rubber component content is too high. If too much is used, the moldability, particularly the secondary moldability, may be deteriorated, which is not preferable.
【００１７】また、本発明においては、第２のブレンド
成分を、必ずしも１種類のＡＢＳ樹脂により構成する必
要はなく、例えば複数種類のＡＢＳ樹脂により構成して
も良い。In the present invention, the second blend component does not necessarily need to be composed of one kind of ABS resin, but may be composed of, for example, plural kinds of ABS resins.
【００１８】なお、本発明においては、第２のブレンド
成分として使用されるＡＢＳ樹脂以外に、他の種類のＡ
ＢＳ樹脂を、第三成分として、すなわち好適成分や、適
当な添加剤として、配合することも可能である。In the present invention, in addition to the ABS resin used as the second blend component, other types of A
It is also possible to blend the BS resin as the third component, that is, as a suitable component or a suitable additive.
【００１９】また、ＡＢＳ樹脂のゴム成分含有率の調整
方法の一例としては、適当なゴム成分含有率を有するＡ
ＢＳ樹脂に、アクリロニトリル・スチレン（ＡＳ）樹脂
を配合して、ゴム成分含有率を調整する方法等を好適に
採用することができる。As an example of a method for adjusting the rubber component content of the ABS resin, an A resin having an appropriate rubber component content is used.
A method of adjusting the rubber component content by blending acrylonitrile / styrene (AS) resin with the BS resin can be suitably employed.
【００２０】本発明においては、第１及び第２のブレン
ド成分の総量に対し、第１のブレンド成分としてのＰＣ
樹脂の配合割合を、２０〜８０重量％、第２のブレンド
成分としてのＡＢＳ樹脂の配合割合を、８０〜２０重量
％に調整する必要があり、好ましくは、第１のブレンド
成分の配合割合の下限値を４０重量％以上、上限値を６
０重量％以下、第２のブレンド成分の配合割合の下限値
を４０重量％以上、上限値を６０重量％以下に調整する
のが好ましい。換言すると、ＰＣ樹脂からなる第１のブ
レンド成分と、ＡＢＳ樹脂からなる第２のブレンド成分
との重量比率（ＰＣ樹脂：ＡＢＳ樹脂）を２０〜８０：
８０〜２０に調整する必要があり、より好ましくは、４
０〜６０：６０〜４０に調整するのが良い。In the present invention, the total amount of the first and second blend components is determined based on the amount of PC as the first blend component.
It is necessary to adjust the mixing ratio of the resin to 20 to 80% by weight and the mixing ratio of the ABS resin as the second blending component to 80 to 20% by weight. The lower limit is 40% by weight or more, and the upper limit is 6%.
It is preferable to adjust the lower limit of the blending ratio of the second blend component to 40% by weight or more and the upper limit to 60% by weight or less. In other words, the weight ratio (PC resin: ABS resin) of the first blend component made of the PC resin to the second blend component made of the ABS resin is 20 to 80:
It is necessary to adjust to 80 to 20, more preferably 4
0-60: It is good to adjust to 60-40.
【００２１】ここで、第１のブレンド成分の配合割合
が、第２のブレンド成分に対し、少な過ぎる場合には、
十分な耐衝撃性及び剛性を得ることが困難になり、また
第１のブレンド成分の配合割合が、第２のブレンド成分
に対し、多過ぎる場合には、成形性、特に二次成形性を
悪化させる恐れがあり、好ましくない。Here, when the blending ratio of the first blend component is too small relative to the second blend component,
If it is difficult to obtain sufficient impact resistance and rigidity, and if the blending ratio of the first blend component is too large relative to the second blend component, the moldability, particularly the secondary moldability, will deteriorate. It is not preferable because it may cause
【００２２】一方、本発明の樹脂組成物においては、必
須成分としての上記第１及び第２のブレンド成分の他、
以下の第１〜第３の好適成分を添加するのが望ましい。On the other hand, in the resin composition of the present invention, in addition to the first and second blend components as essential components,
It is desirable to add the following first to third suitable components.
【００２３】すなわち、第１の好適成分として、アクリ
ル系改質剤を添加することにより、成形性、特に二次成
形性が、一層向上し、安定した二次成形を行える樹脂組
成物を得ることができる。That is, by adding an acrylic modifier as a first preferred component, a resin composition capable of further improving moldability, especially secondary moldability, and performing stable secondary mold is obtained. Can be.
【００２４】このアクリル系改質剤としては、アクリル
酸エステルを主体とする共重合ゴムにメチルメタアクリ
レート（ＭＭＡ）、スチレン、アクリロニトリル等の単
量体をグラフト重合した多成分系樹脂、アクリル系樹脂
組成物等を、好適なものとして例示することができる。Examples of the acrylic modifier include a multi-component resin obtained by graft-polymerizing a monomer such as methyl methacrylate (MMA), styrene and acrylonitrile onto a copolymer rubber mainly composed of an acrylate ester, an acrylic resin. A composition etc. can be illustrated as a suitable thing.
【００２５】更にこの第１の好適成分としてのアクリル
系改質剤は、第１及び第２のブレンド成分の総量を１０
０重量部としたとき、添加量を０．５〜１５重量部、よ
り好ましくは下限値を１重量部以上、上限値を１０重量
部以下に設定するのが良い。すなわちこの添加量が少な
過ぎるものでは、アクリル系改質剤の添加による成形性
向上の効果を十分に得ることができず、また添加量が多
過ぎても、それに見合うだけの効果を期待できないばか
りか、場合によっては、物性衝撃強度等の耐衝撃性の低
下を来す要因となる恐れがある。Further, the acrylic modifier as the first preferred component has a total amount of the first and second blend components of 10%.
When the amount is 0 parts by weight, the addition amount is preferably 0.5 to 15 parts by weight, more preferably the lower limit is set to 1 part by weight or more, and the upper limit is set to 10 parts by weight or less. That is, if the addition amount is too small, it is not possible to sufficiently obtain the effect of improving the moldability by adding the acrylic modifier, and even if the addition amount is too large, it is not possible to expect the effect corresponding thereto. Or, depending on the case, there is a possibility that the impact resistance such as physical impact strength may be reduced.
【００２６】本発明の樹脂組成物においては、第２の好
適成分として、臭素系難燃剤を添加することにより、一
段と耐燃焼性（難燃性）に優れた成形品を得ることがで
きる。In the resin composition of the present invention, by adding a bromine-based flame retardant as the second preferred component, a molded article having further excellent flame resistance (flame retardancy) can be obtained.
【００２７】この臭素系難燃剤は、第１及び第２のブレ
ンド成分の総量を１００重量部としたとき、添加量を５
〜３０重量部、より好ましくは下限値を１０重量部以
上、上限値を２５重量部以下に設定するのが良い。すな
わちこの添加量が少な過ぎる場合には、臭素系難燃剤の
添加による難燃性向上の効果を十分に得ることができ
ず、また、添加量が多過ぎても、それに見合うだけの効
果を期待できないばかりか、場合によっては、物性衝撃
強度等の耐衝撃性の低下を来す要因となる恐れがある。When the total amount of the first and second blend components is 100 parts by weight, the amount of the brominated flame retardant is 5 parts by weight.
The lower limit is preferably set to 10 parts by weight or more, and the upper limit is preferably set to 25 parts by weight or less. That is, if the addition amount is too small, the effect of improving the flame retardancy by adding the brominated flame retardant cannot be sufficiently obtained, and even if the addition amount is too large, an effect corresponding to the effect is expected. Not only is it not possible, but in some cases, it can be a factor that causes a drop in impact resistance such as physical impact strength.
【００２８】なお、上記臭素系難燃剤を添加する場合に
は、より一層、難燃性を向上させるために、アンチモン
を併用することが望ましい。このアンチモンの添加量と
しては、０．５〜１０重量部に設定するのが好ましい。When the bromine-based flame retardant is added, it is desirable to use antimony in combination to further improve the flame retardancy. The addition amount of antimony is preferably set to 0.5 to 10 parts by weight.
【００２９】本発明の樹脂組成物においては、第３の好
適成分として、フッ素樹脂を添加することにり、燃焼時
にドリップ（滴下）が発生するのを防止することがで
き、より一層耐燃焼性に優れた成形品を得ることができ
る。In the resin composition of the present invention, by adding a fluororesin as the third preferred component, it is possible to prevent drip (drip) from occurring during combustion, and to further improve combustion resistance It is possible to obtain a molded product excellent in quality.
【００３０】このフッ素は、第１及び第２のブレンド成
分の総量を１００重量部としたとき、添加量を０．０１
〜１．０重量部に設定するのが好ましい。すなわちこの
添加量が少な過ぎる場合には、フッ素添加による難燃性
向上の効果を十分に得ることができず、また、添加量が
多過ぎても、それに見合うだけの効果を期待できないば
かりか、場合によっては、製造（一次成形）が困難にな
る恐れがある。This fluorine is added in an amount of 0.01 when the total amount of the first and second blend components is 100 parts by weight.
It is preferably set to 1.0 part by weight. That is, if the addition amount is too small, it is not possible to sufficiently obtain the effect of improving the flame retardancy by adding fluorine, and even if the addition amount is too large, not only can not expect the effect corresponding to it, In some cases, manufacturing (primary molding) may be difficult.
【００３１】本発明においては、上記の第１及び第２の
ブレンド成分の他、必要に応じて、上記第１ないし第３
の好適成分、更には適当な添加剤を添加した配合物によ
り、樹脂組成物が構成される。In the present invention, in addition to the above first and second blend components, if necessary, the above first to third blend components may be used.
The resin composition is composed of a suitable component and a compound to which an appropriate additive is added.
【００３２】本発明の樹脂組成物における好適な使用例
としては、上記の配合物を、各成分が均一になるまで混
合して、成形材料を得る。そしてその成形材料を用い
て、押出成形、カレンダー成形等の熱成形により一次成
形を行い、シート状等の一次成形品を得、更にその一次
成形品を、真空成形、圧空成形、ブロー成形等の二次成
形を行って、最終製品としての二次成形品を得るもので
ある。As a preferred example of use in the resin composition of the present invention, the above-mentioned compound is mixed until each component becomes uniform to obtain a molding material. Then, using the molding material, primary molding is performed by extrusion molding, thermoforming such as calendering, to obtain a primary molded product such as a sheet, and the primary molded product is further subjected to vacuum molding, pressure molding, blow molding and the like. The secondary molding is performed to obtain a secondary molded product as a final product.
【００３３】もっとも、本発明の樹脂組成物は、必ずし
も二次成形に供する必要はなく、一回の熱成形（一次成
形）のみで最終製品を得るようにしても良い。However, the resin composition of the present invention does not necessarily need to be subjected to secondary molding, and the final product may be obtained only by one thermoforming (primary molding).
【００３４】[0034]
【実施例】以下、本発明に関連した実施例、及びその効
果を立証するための比較例について説明する。EXAMPLES Examples related to the present invention and comparative examples for verifying the effects will be described below.
【００３５】ＰＣ樹脂として、三菱瓦斯化学株式会社製
のＥ２０００Ｆ（商品名：ユーピロン）を準備した。E2000F (trade name: Iupilon) manufactured by Mitsubishi Gas Chemical Co., Ltd. was prepared as a PC resin.
【００３６】オリジナルのＡＢＳ樹脂として、ゴム成分
含有率が５０重量％のＡＢＳ樹脂（住化エイビーエス・
ラテックス株式会社製の試作タイプ）を準備した。As an original ABS resin, an ABS resin having a rubber component content of 50% by weight (Sumika ABS Co., Ltd.)
Latex Co., Ltd. prototype) was prepared.
【００３７】なお、上記のオリジナルＡＢＳ樹脂に配合
して、所望のゴム成分含有率のＡＢＳ樹脂が得られるよ
うに、（住化エイビーエス・ラテックス株式会社製の試
作タイプ）のアクリロニトリル・スチレン（ＡＳ）樹脂
を準備した。It should be noted that acrylonitrile styrene (AS) (prototype manufactured by Sumika ABS Latex Co., Ltd.) was blended with the above-mentioned original ABS resin to obtain an ABS resin having a desired rubber component content. A resin was prepared.
【００３８】アクリル系改質剤として、鐘淵化学工業株
式会社製の「カネエースＦＭ」を準備した。As an acrylic modifier, "KANEACE FM" manufactured by Kanegafuchi Chemical Industry Co., Ltd. was prepared.
【００３９】フッ素樹脂として、三菱レイヨン株式会社
製の「メタブレンＰ５３０Ａ」を準備した。As a fluororesin, "METABLEN P530A" manufactured by Mitsubishi Rayon Co., Ltd. was prepared.
【００４０】難燃剤として、帝八化成株式会社製の「Ｆ
Ｇ８５００」を準備した。As a flame retardant, “F” manufactured by Teiwa Chemical Co., Ltd.
G8500 "was prepared.
【００４１】アンチモンとして、第１工業製薬株式会社
製の「ＡＮ−８００」を準備した。As an antimony, "AN-800" manufactured by Dai-ichi Kogyo Seiyaku Co., Ltd. was prepared.
【００４２】[0042]
【表１】 [Table 1]
【００４３】＜実施例１＞上表１に示すように、ゴム成
分含有率５０重量％のオリジナルＡＢＳ樹脂に対し、Ａ
Ｓ樹脂を４０重量％の割合（オリジナルＡＢＳ：ＡＳ＝
３：２）で配合して、ゴム成分含有率３０重量％のＡＢ
Ｓ樹脂とし、そのＡＢＳ樹脂が８０重量％、ＰＣ樹脂が
２０重量％含まれる配合物（樹脂組成物）を均一になる
まで混合し、その混合物を成形材料として、単軸押出機
（５０ｍｍ径、Ｌ／Ｄ＝３０）により、押出成形を行っ
て、厚み３．０ｍｍのシート状の成形品を得た。<Example 1> As shown in Table 1 above, an ABS was added to an original ABS resin having a rubber component content of 50% by weight.
40% by weight of S resin (original ABS: AS =
3: 2) AB compound with a rubber component content of 30% by weight
A mixture (resin composition) containing 80% by weight of an ABS resin and 20% by weight of a PC resin is mixed until uniform, and the mixture is used as a molding material in a single screw extruder (50 mm diameter, (L / D = 30) to obtain a sheet-shaped molded product having a thickness of 3.0 mm.
【００４４】＜実施例２＞上記と同様にゴム成分含有率
を調整したＡＢＳ樹脂（ゴム含有率３０重量％）が２０
重量％、ＰＣ樹脂が８０重量％含まれる配合物を、上記
と同様に、混合して成形材料を得、シート状成形品を得
た。<Example 2> An ABS resin (rubber content 30% by weight) whose rubber component content was adjusted in the same manner as described above was 20%.
A blend containing 80% by weight and 80% by weight of a PC resin was mixed in the same manner as described above to obtain a molding material, and a sheet-like molded product was obtained.
【００４５】＜実施例３＞オリジナルＡＢＳ樹脂に対
し、ＡＳ樹脂を１０重量％の割合（オリジナルＡＢＳ：
ＡＳ＝９：１）で配合して、ゴム含有率４５重量％のＡ
ＢＳ樹脂とし、そのＡＢＳ樹脂が５０重量％、ＰＣ樹脂
が５０重量％含まれる配合物を、上記と同様に、混合し
て成形材料を得、シート状成形品を得た。Example 3 10% by weight of AS resin to original ABS resin (original ABS:
AS = 9: 1) and A having a rubber content of 45% by weight
A mixture containing 50% by weight of the ABS resin and 50% by weight of the PC resin was mixed in the same manner as described above to obtain a molding material to obtain a sheet-like molded product.
【００４６】＜実施例４＞オリジナルＡＢＳ樹脂に対
し、ＡＳ樹脂を６０重量の割合（オリジナルＡＢＳ：Ａ
Ｓ＝３：２）で配合して、ゴム含有率２０重量％のＡＢ
Ｓ樹脂として、そのＡＢＳ樹脂が５０重量％、ＰＣ樹脂
が５０重量％含まれる配合物を、上記と同様に、混合し
て成形材料を得、シート状成形品を得た。Example 4 A ratio of 60 parts by weight of AS resin to original ABS resin (original ABS: A
S = 3: 2), AB having a rubber content of 20% by weight
A mixture containing 50% by weight of the ABS resin and 50% by weight of the PC resin as the S resin was mixed in the same manner as described above to obtain a molding material, thereby obtaining a sheet-like molded product.
【００４７】＜実施例５〜８＞実施例１と同様にゴム成
分含有率を調整したＡＢＳ樹脂（ゴム成分含有率３０重
量％）と、ＰＣ樹脂とを同表に示す割合で配合し、更に
好適成分としてのアクリル系改質剤、フッ素樹脂、難燃
剤、アンチモン等を、同表に示す添加量で添加した配合
物を用いて、上記と同様に、シート状成形品をそれぞれ
得た。なお好適成分の添加量は、ＰＣ樹脂とＡＢＳ樹脂
との総量を１００重量部とした際の重量部で示す。<Examples 5 to 8> An ABS resin (rubber component content: 30% by weight) whose rubber component content was adjusted in the same manner as in Example 1 and a PC resin were blended in the proportions shown in the same table. Sheet-like molded articles were obtained in the same manner as described above, respectively, using a mixture in which an acrylic modifier, a fluororesin, a flame retardant, antimony, and the like as suitable components were added in the amounts shown in the same table. The amount of the suitable component added is indicated by parts by weight when the total amount of the PC resin and the ABS resin is 100 parts by weight.
【００４８】＜実施例９＞好適成分としてのアクリル系
改質剤を、多い目に添加して、上記実施例５と同様に、
シート状成形品を得た。<Example 9> An acrylic modifier as a suitable component was added to a large number of layers.
A sheet-shaped molded product was obtained.
【００４９】＜実施例１０＞好適成分としての難燃剤を
少な目に添加して、上記実施例５と同様に、シート状成
形品を得た。Example 10 A sheet-like molded product was obtained in the same manner as in Example 5 except that the flame retardant as a suitable component was added in a small amount.
【００５０】＜実施例１１＞好適成分のうち、フッ素樹
脂のみを添加せず、上記実施例５と同様に、シート状成
形品を得た。<Example 11> A sheet-like molded product was obtained in the same manner as in Example 5 except that only the fluororesin was added among the preferable components.
【００５１】＜実施例１２＞好適成分としてのフッ素樹
脂を少な目に添加して、上記実施例５と同様に、シート
状成形品を得た。<Example 12> A sheet-like molded product was obtained in the same manner as in Example 5 except that a small amount of a fluororesin as a suitable component was added.
【００５２】＜実施例１３＞好適成分としての難燃剤を
多い目に添加して、上記実施例５と同様に、シート状成
形品を得た。<Example 13> A sheet-like molded product was obtained in the same manner as in Example 5 except that the flame retardant as a suitable component was added to the eye.
【００５３】[0053]
【表２】 [Table 2]
【００５４】＜比較例１＞上表２に示すように、ＰＣ樹
脂のＡＢＳ樹脂に対する配合割合が過度に少ない配合
物、すなわちＰＣ樹脂が１０重量％、ゴム成分含有率３
０重量％のＡＢＳ樹脂が９０重量％配合物を用いて、上
記と同様に、シート状成形品を得た。<Comparative Example 1> As shown in Table 2 above, a compound in which the proportion of the PC resin to the ABS resin was excessively small, that is, 10% by weight of the PC resin and a rubber component content of 3%
A sheet-like molded product was obtained in the same manner as described above, using a 90% by weight blend of 0% by weight of ABS resin.
【００５５】なお表２において、本発明の要旨を逸脱す
る部分については、＊印を付与する（以下の比較例２〜
４においても同じ）。In Table 2, portions deviating from the gist of the present invention are marked with * (Comparative Examples 2 to 5 below).
4 is the same).
【００５６】＜比較例２＞ＰＣ樹脂のＡＢＳ樹脂に対す
る配合割合が過度に多い配合物、すなわちＰＣ樹脂が９
０重量％、ゴム成分含有率３０重量％のＡＢＳ樹脂が１
０重量％含まれる配合物を用いて、上記と同様に、シー
ト状成形品を得た。<Comparative Example 2> A compound in which the proportion of the PC resin to the ABS resin is excessively large, that is, the proportion of the PC resin is 9
ABS resin with 0% by weight and rubber component content of 30% by weight
A sheet-like molded product was obtained in the same manner as described above, using the compound containing 0% by weight.
【００５７】＜比較例３＞ゴム成分含有率が過度に多い
ＡＢＳ樹脂と、ＰＣ樹脂とからなる配合物、すなわちオ
リジナルＡＢＳ樹脂（ゴム成分含有率５０重量％）に対
し、ＡＳ樹脂を９．０９重量％の割合（オリジナルＡＢ
Ｓ：ＡＳ＝１０：１）で配合して、ゴム成分含有率４６
重量％のＡＢＳ樹脂とし、そのＡＢＳ樹脂が５０重量
％、ＰＣ樹脂が５０重量％含まれる配合物を用いて、上
記と同様に、シート状成形品を得た。<Comparative Example 3> A blend of an ABS resin having an excessively high rubber component content and a PC resin, that is, 9.09 of an AS resin was added to an original ABS resin (a rubber component content of 50% by weight). % By weight (original AB
S: AS = 10: 1) to give a rubber component content of 46.
A sheet-like molded product was obtained in the same manner as described above by using a mixture containing 50% by weight of the ABS resin and 50% by weight of the ABS resin.
【００５８】＜比較例５＞ゴム成分含有率が過度に少な
いＡＢＳ樹脂と、ＰＣ樹脂とからなる配合物、すなわち
オリジナルＡＢＳ樹脂（ゴム成分含有率５０重量％）に
対し、ＡＳ樹脂を６６．６７重量％の割合（オリジナル
ＡＢＳ：ＡＳ＝１：２）で配合して、ゴム成分含有率１
６重量％のＡＢＳ樹脂とし、そのＡＢＳ樹脂が５０重量
％、ＰＣ樹脂が５０重量％含まれる配合物を用いて、上
記と同様に、シート状成形品を得た。<Comparative Example 5> An AS resin was used in an amount of 66.67 with respect to a mixture of an ABS resin having an excessively low rubber component content and a PC resin, ie, an original ABS resin (a rubber component content of 50% by weight). % By weight (original ABS: AS = 1: 2) and a rubber component content of 1
A sheet-like molded product was obtained in the same manner as described above, using a mixture containing 6% by weight of an ABS resin and 50% by weight of an ABS resin and 50% by weight of a PC resin.
【００５９】[0059]
【表３】 [Table 3]
【００６０】[0060]
【表４】 [Table 4]
【００６１】＜評価＞上表３、４に示すように、上記実
施例及び比較例の各シート状成形品に対し、成形性（二
次成形性）、耐衝撃性、剛性、耐熱性、燃焼性及び製造
性（一次成形性）の評価を行った。<Evaluation> As shown in Tables 3 and 4, the sheet-like molded products of the above Examples and Comparative Examples were subjected to molding (secondary molding), impact resistance, rigidity, heat resistance, and combustion. The evaluation of the formability and manufacturability (primary moldability) was performed.
【００６２】二次成形性については、各シート状成形品
を、長さ２３０ｍｍ、幅１４０ｍｍ、高さ１３０ｍｍの
成形型を用いて真空成形を行い、その際の成形倍率を測
定し、成形倍率が４倍以上のものを「○（良好）」、未
満のものを「×（不良）」として評価した。Regarding the secondary formability, each sheet-like molded product was subjected to vacuum forming using a mold having a length of 230 mm, a width of 140 mm, and a height of 130 mm, and the molding magnification was measured. A sample of 4 times or more was evaluated as “○ (good)” and a sample of less than 4 times was evaluated as “x (bad)”.
【００６３】耐衝撃性については、ＡＳＴＭ（Ａｍｅｒ
ｉｃａｎ Ｓｏｃｉｅｔｙ ｆｏｒＴｅｓｔｉｎｇ ａ
ｎｄ Ｍａｔｅｒｉａｌｓ） Ｄ ２５６に準拠し、各
シート状成形品のアイゾット衝撃強さを測定し、その衝
撃強さが２５〔Ｊ／ｍ〕のものを「○（良好）」、満た
ないものを「×（不良）」として評価した。As for impact resistance, ASTM (Amer
ican Society for Testing a
nd Materials) In accordance with D256, the Izod impact strength of each sheet-like molded product was measured, and those having an impact strength of 25 [J / m] were evaluated as “○ (good)”, and those having less than 25 [J / m] were evaluated as “×”. (Poor) ".
【００６４】剛性については、各シート状成形品の曲げ
弾性率（ＡＳＴＭ Ｄ ７９０）を測定し、１９０００
以上のものを「○（良好）」、満たないものを「×（不
良）」として評価した。Regarding the rigidity, the flexural modulus (ASTM D790) of each sheet-like molded product was measured and found to be 19000.
The above evaluations were evaluated as “（(good)” and those less than “x (defective)”.
【００６５】耐熱性については、ＡＳＴＭ Ｄ ６４８
に準拠して、熱変形温度（ＨＤＴ）を測定し、８０℃以
上のものを「○（良好）」として評価した。As for heat resistance, ASTM D 648 was used.
The heat distortion temperature (HDT) was measured in accordance with, and those having a temperature of 80 ° C or higher were evaluated as “「 (good) ”.
【００６６】燃焼性については、ＵＬ（Ｕｎｄｅｒｗｒ
ｉｔｅｒ Ｌａｂｏｔｏｒｉｅｓ）規制によるＵＬ燃焼
試験（ＵＬ９４）に準拠して評価した。なおこの評価に
おいて、「Ｖ−０」以上のものは燃焼性が良好なもので
ある。Regarding the flammability, UL (Underwr)
It evaluated based on the UL combustion test (UL94) according to iter Laboratories regulations. In this evaluation, those with “V-0” or more have good flammability.
【００６７】製造性については、上記の一次成形を行う
にあって、配合粉（樹脂組成物）がスムーズに押出機に
供給されて、実用上問題なく、シーティング（押出成
形）が行えるものを、「○（良好）」として評価した。Regarding the manufacturability, in performing the above-mentioned primary molding, the compounding powder (resin composition) which is smoothly supplied to the extruder and which can be subjected to sheeting (extrusion molding) without practical problems, It was evaluated as “○ (good)”.
【００６８】上表３、４から明らかなように、実施例の
ものは、上記の各評価にすべて優れており、良好な品質
であった。中でも特に、アクリル系改質剤、フッ素樹
脂、難燃剤、アンチモン等の好適成分を所定量添加した
実施例５〜８のものは、一段と高い評価を得ることがで
きた。As is evident from Tables 3 and 4, the samples of the examples were all excellent in each of the above-mentioned evaluations, and were of good quality. In particular, those of Examples 5 to 8 to which a suitable component such as an acrylic modifier, a fluororesin, a flame retardant, and antimony were added in a predetermined amount could obtain a higher evaluation.
【００６９】ただし、実施例９に示すように、好適成分
としてのアクリル改質剤を、多い目に添加した場合に
は、他の実施例のものに比べて、若干、耐衝撃性に劣っ
てはいたが、十分実用に耐え得るものであった。更に実
施例１２に示すように、好適成分としてのフッ素樹脂
を、多い目に添加した場合には、他の実施例のものに比
べて、若干、製造性に劣ってはいたが、十分実用に耐え
得るものであった。更に実施例１３に示すように、好適
成分としての難燃剤を、多い目に添加した場合には、他
の実施例のものに比べて、若干、耐衝撃性に劣ってはい
たが、十分実用に耐え得るものであった。However, as shown in Example 9, when the acrylic modifier as a suitable component was added to a large number of particles, the impact resistance was slightly inferior to those of the other examples. Yes, but it was enough for practical use. Furthermore, as shown in Example 12, when a fluororesin as a suitable component was added to a large number of eyes, the productivity was slightly inferior to those of the other examples, but it was sufficiently practical. It was tolerable. Furthermore, as shown in Example 13, when the flame retardant as a suitable component was added to a large number of eyes, the impact resistance was slightly inferior to those of the other examples, but it was sufficiently practical. It was tolerable.
【００７０】これに対し、比較例１〜４に示すように、
本発明の要旨を逸脱するものについては、二次成形性や
耐衝撃性等の評価に劣っていた。On the other hand, as shown in Comparative Examples 1 to 4,
Those deviating from the gist of the present invention were inferior in evaluation of secondary formability, impact resistance and the like.
【００７１】[0071]
【発明の効果】以上のように、本発明の樹脂組成物によ
れば、物性衝撃強度等の耐衝撃性、曲げ弾性率等の剛性
及び耐熱性に優れたＰＣ樹脂からなる第１のブレンド成
分と、成形加工性、耐燃焼性、耐衝撃性及び剛性に優れ
た特定のＡＢＳ樹脂からなる第２のブレンド成分との配
合物からなるものであるため、これらの配合成分の相乗
効果によって、真空成形、圧空成形、ブロー成形等の二
次成形が可能で、しかもその二次成形により、耐衝撃
性、剛性、耐熱性及び耐燃焼性等の物性に優れた成形品
を得ることができるという効果がある。As described above, according to the resin composition of the present invention, the first blend component comprising a PC resin excellent in impact resistance such as physical impact strength, rigidity such as flexural modulus and heat resistance. And a second blend component made of a specific ABS resin having excellent moldability, combustion resistance, impact resistance and rigidity. Therefore, the synergistic effect of these components causes a vacuum. Secondary molding such as molding, air pressure molding, blow molding, etc. is possible, and it is possible to obtain molded products excellent in physical properties such as impact resistance, rigidity, heat resistance and combustion resistance by the secondary molding. There is.
【００７２】また本発明において、アクリル系改質剤、
臭素系難燃剤、フッ素樹脂等の好適成分を、所定の範囲
内で添加する場合には、上記の効果を、より確実に得る
ことができるという利点がある。In the present invention, an acrylic modifier,
When a suitable component such as a brominated flame retardant or a fluororesin is added within a predetermined range, there is an advantage that the above-mentioned effects can be obtained more reliably.
Claims (4)
第１のブレンド成分と、 ゴム成分を２０〜４５重量％含むアクリロニトリル・ブ
タジエン・スチレン（ＡＢＳ）樹脂からなる第２のブレ
ンド成分とが配合されてなり、 前記第１のブレンド成分と前記第２のブレンド成分との
重量比が２０：８０〜８０：２０に調整されてなること
を特徴とする樹脂組成物。A first blend component comprising a polycarbonate (PC) resin and a second blend component comprising an acrylonitrile-butadiene-styrene (ABS) resin containing 20 to 45% by weight of a rubber component. A resin composition, wherein the weight ratio of the first blend component to the second blend component is adjusted to 20:80 to 80:20.
を１００重量部として、アクリル系改質剤からなる第１
の好適成分が０．５〜１５重量部添加されてなる請求項
１記載の樹脂組成物。2. The method of claim 1, wherein the total amount of the first and second blend components is 100 parts by weight, and
The resin composition according to claim 1, wherein 0.5 to 15 parts by weight of a suitable component is added.
を１００重量部として、臭素系難燃剤からなる第２の好
適成分が５〜３０重量部添加されてなる請求項１又は２
記載の樹脂組成物。3. The method according to claim 1, wherein the total amount of the first and second blend components is 100 parts by weight, and 5 to 30 parts by weight of a second suitable component comprising a brominated flame retardant is added.
The resin composition as described in the above.
を１００重量部として、フッ素樹脂からなる第３の好適
成分が０．０１〜１．０重量部添加されてなる請求項３
記載の樹脂組成物。4. The method according to claim 3, wherein 0.01 to 1.0 parts by weight of a third preferred component made of a fluororesin is added, based on 100 parts by weight of the total amount of the first and second blend components.
The resin composition as described in the above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10266320A JP2000095932A (en) | 1998-09-21 | 1998-09-21 | Resin composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10266320A JP2000095932A (en) | 1998-09-21 | 1998-09-21 | Resin composition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2000095932A true JP2000095932A (en) | 2000-04-04 |
Family
ID=17429293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10266320A Pending JP2000095932A (en) | 1998-09-21 | 1998-09-21 | Resin composition |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2000095932A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015042763A (en) * | 2007-06-08 | 2015-03-05 | ルーサイト インターナショナル ユーケー リミテッド | Polymer composition |
-
1998
- 1998-09-21 JP JP10266320A patent/JP2000095932A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015042763A (en) * | 2007-06-08 | 2015-03-05 | ルーサイト インターナショナル ユーケー リミテッド | Polymer composition |
| US9676938B2 (en) | 2007-06-08 | 2017-06-13 | Lucite International Uk Limited | Polymer composition |
| US9944791B2 (en) | 2007-06-08 | 2018-04-17 | Lucite International Uk Ltd. | Polymer composition |
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