JP2010163630A - カバー、ケース又は筐体類 - Google Patents
カバー、ケース又は筐体類 Download PDFInfo
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- JP2010163630A JP2010163630A JP2010106368A JP2010106368A JP2010163630A JP 2010163630 A JP2010163630 A JP 2010163630A JP 2010106368 A JP2010106368 A JP 2010106368A JP 2010106368 A JP2010106368 A JP 2010106368A JP 2010163630 A JP2010163630 A JP 2010163630A
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Landscapes
- Compositions Of Macromolecular Compounds (AREA)
Abstract
【解決手段】下記の(A)、(B)および(C)成分からなる樹脂組成物。(A)(a−1)アクリル系樹脂30〜70重量部、(a−2)ゴム質重合体にシアン化ビニルと芳香族ビニルをグラフトした共重合体30〜70重量部および(a−3)シアン化ビニルと芳香族ビニルの共重合体0〜30重量部、(B)特定エラストマー5〜30重量部および(C)有機および無機電解質1種以上0〜10重量部、からなる樹脂組成物。
【選択図】なし
Description
(1)特開昭55−36237号公報、特開昭63−63739号公報:ポリオキシエチレン鎖及びスルホン酸塩、カルボン酸塩あるいは第四級アンモニウム塩構造を有するビニル共重合体をアクリル樹脂に混練する方法。
(2)特開平1−308444号公報:アクリル樹脂にポリアミドエラストマー及びカルボキシル基、エポキシ基、アミノ基、ヒドロキシル基などの少なくとも1種の官能基を含有する変性ビニル系重合体、さらに必要に応じてゴムグラフト共重合体を添加し、層状剥離のない表面光沢に優れる永久帯電防止樹脂。
(4)特開昭63−200837号公報:結晶性の低いポリエーテルエステルアミド(TPA)を用いた衝撃性及び透明性を有する熱可塑樹脂についての報告。
(5)特開平06−100747号公報、特開平08−59948号公報:アクリル樹脂、AS樹脂、TPAを溶融混合する事によって得る透明帯電防止樹脂に関する報告。
(6)特開平8−120147号公報:結晶性を低下させたTPAを、アクリル樹脂に分散させた透明帯電防止樹脂に関する報告。
(2)表面抵抗率:1/8インチ厚の平板を用い、東亜電波工業(株)製、極絶縁系SM−10E型により、成形後、23℃、50%RHの条件にて24時間状態調節したのち測定した。
吸水時の値は、厚み2.5mmの平板を60℃、RH90%に7日間放置後、23℃、RH50%に1時間放置後測定した。
全光線透過率の低下率(%)=(試験前の全光線透過率−試験後の全光線透過率)/試験前の透過率×100
(4)−2 吸水試験時の吸水率:上記全光線透過率の試験片の重量を測定した。
吸水率(%)=(試験後の重量−試験前の重量)/試験前の重量×100
(5)屈折率:JISK7142 5.1 A法により、フィルムを用いてアッベ屈折計にて測定した。(23℃、50%RH)
かきまぜ機、窒素導入口及び留去管を取り付けた500mlセパラブルフラスコに、カプロラクタム97g、数平均分子量1470のポイオキシエチレングリコール90g、トリメリット酸16.4g、ジフェニルメタンジイソシアネート4.52gをN,N−ヘキサメチレン−ビス(3,5−ジ−t−ブチル−4−ヒドロキシケイ皮酸アミド)(商品名”イルガノックス”1098:酸化 防止剤)0.3gと共に仕込み、窒素を50ml/minで流しながら、150℃で融解させた後、260℃で4時間重合した。
[実施例2、3]
Claims (5)
- (A)成分が、(a−1)アクリル系樹脂30〜70重量部、(a−2)ゴム質重合体に、シアン化ビニルと芳香族ビニルをグラフトしたグラフト共重合体30〜70重量部、および(a−3)シアン化ビニルと芳香族ビニルとの共重合体0〜30重量部、を混合してなるゴム質重合体を5〜40重量部含む透明マトリックス樹脂70〜95重量部と、(B)成分が、屈折率1.51〜1.54、23℃の飽和吸水率が100重量%以下、かつ表面抵抗率が1×1011Ω以下の熱可塑性エラストマー5〜30重量部(但し、(A)成分のゴム質重合体を含む透明マトリックス樹脂と(B)成分の熱可塑性エラストマーとの屈折率の差が0.02以下)、および(C)成分が、有機電解質および無機電解質の中から選ばれる1種以上0〜10重量部、からなる表面抵抗率が5×1013Ω以下、かつ吸水時に全光線透過率の変化が少ない熱可塑性樹脂組成物。
- 請求項1の(A)成分に代えた(D)成分が、(d−1)メタクリル酸メチルと芳香族ビニルとの共重合体0〜70重量部、(d−2)ゴム質重合体に、メタクリル酸メチルと芳香族ビニルをグラフトしたグラフト共重合体30〜100重量部、であるゴム質重合体を5〜40重量部含む透明なマトリックス樹脂70〜95重量部使用することを特徴とする透明な熱可塑性樹脂組成物。
- 請求項1、2記載の(A)成分に、さらに(a−4)酸変性あるいはエポキシ変性した変性樹脂0〜30重量部、を混合してなるゴム質重合体を5〜40重量部含む透明マトリックス樹脂70〜95重量部、であることを特徴とする透明な熱可塑性樹脂組成物。
- 請求項1〜3項記載の熱可塑性樹脂組成物を用いて成形された部材を使用することを特徴とする筐体類。
- 請求項1〜3項記載の熱可塑性樹脂組成物を用いて成形された部材を使用することを特徴とするカバー、ケース類。
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JP2014532772A (ja) * | 2011-10-31 | 2014-12-08 | サムスン ファイン ケミカルズ カンパニー リミテッド | 帯電防止特性を有する全芳香族液晶ポリエステル樹脂コンパウンド及びその物品 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03221552A (ja) * | 1990-01-26 | 1991-09-30 | Asahi Chem Ind Co Ltd | 樹脂組成物 |
JPH0848768A (ja) * | 1993-09-24 | 1996-02-20 | Sanyo Chem Ind Ltd | ポリエーテルエステルアミドおよび樹脂組成物 |
JPH11106665A (ja) * | 1997-10-06 | 1999-04-20 | Teijin Ltd | 樹脂組成物及びそれからなるエレクトロニクス分野の搬送用冶具 |
JPH11181213A (ja) * | 1997-12-18 | 1999-07-06 | Toray Ind Inc | 熱可塑性樹脂組成物 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03221552A (ja) * | 1990-01-26 | 1991-09-30 | Asahi Chem Ind Co Ltd | 樹脂組成物 |
JPH0848768A (ja) * | 1993-09-24 | 1996-02-20 | Sanyo Chem Ind Ltd | ポリエーテルエステルアミドおよび樹脂組成物 |
JPH11106665A (ja) * | 1997-10-06 | 1999-04-20 | Teijin Ltd | 樹脂組成物及びそれからなるエレクトロニクス分野の搬送用冶具 |
JPH11181213A (ja) * | 1997-12-18 | 1999-07-06 | Toray Ind Inc | 熱可塑性樹脂組成物 |
Cited By (1)
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JP2014532772A (ja) * | 2011-10-31 | 2014-12-08 | サムスン ファイン ケミカルズ カンパニー リミテッド | 帯電防止特性を有する全芳香族液晶ポリエステル樹脂コンパウンド及びその物品 |
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