JP2002309006A5 - - Google Patents
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- JP2002309006A5 JP2002309006A5 JP2001116852A JP2001116852A JP2002309006A5 JP 2002309006 A5 JP2002309006 A5 JP 2002309006A5 JP 2001116852 A JP2001116852 A JP 2001116852A JP 2001116852 A JP2001116852 A JP 2001116852A JP 2002309006 A5 JP2002309006 A5 JP 2002309006A5
- Authority
- JP
- Japan
- Prior art keywords
- resin
- rubber
- reinforced styrene
- carbon fiber
- molded article
- 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
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Description
【特許請求の範囲】
【請求項１】
炭素繊維を２〜３０重量％含有する熱可塑性樹脂射出成形品であり、樹脂相はゴム強化スチレン系樹脂或いはゴム強化スチレン系樹脂を含むアロイからなり、該成形品の表面電気抵抗値が１００Ω／□未満で、且つ表面光沢度が９０％以上であることを特徴とする炭素繊維強化ゴム強化スチレン系樹脂射出成形品。
【請求項２】
上記樹脂相が、ゴム強化スチレン系樹脂、ゴム強化スチレン系樹脂／ポリカーボネート系アロイ、ゴム強化スチレン系樹脂／ポリフェニレンエーテル系アロイ、ゴム強化スチレン系樹脂／ポリブチレンテレフタレート系アロイの中から選択される請求項１に記載の炭素繊維強化ゴム強化スチレン系樹脂射出成形品。
【請求項３】
二酸化炭素を充填した金型キャビティに、溶融した熱可塑性樹脂を充填する射出成形法で成形した請求項１または２に記載の炭素繊維強化ゴム強化スチレン系樹脂射出成形品。
【請求項４】
二酸化炭素を上記熱可塑性樹脂の固化温度で、該熱可塑性樹脂に０．１重量％以上溶解する圧力で金型キャビティに存在させ、次いで溶融した熱可塑性樹脂を充填する射出成形法で成形した請求項３に記載の炭素繊維強化ゴム強化スチレン系樹脂射出成形品。
【請求項５】
０．２重量％以上の二酸化炭素を高圧下で溶解させた溶融状態の熱可塑性樹脂を、流動樹脂のフローフロントで発泡が起きない圧力以上の二酸化炭素ガス体で予め加圧した金型キャビティに充填する射出成形法で成形した請求項３に記載の炭素繊維強化ゴム強化スチレン系樹脂射出成形品。
[Claims]
(1)
A thermoplastic resin injection-molded article containing 2 to 30% by weight of carbon fiber, wherein the resin phase is made of a rubber-reinforced styrene-based resin or an alloy containing a rubber-reinforced styrene-based resin, and the molded article has a surface electric resistance of 100 Ω / A carbon fiber reinforced rubber-reinforced styrene-based resin injection-molded product having a surface gloss of less than □ and a surface gloss of 90% or more.
(2)
Claims wherein the resin phase is selected from rubber reinforced styrene resin, rubber reinforced styrene resin / polycarbonate alloy, rubber reinforced styrene resin / polyphenylene ether alloy, rubber reinforced styrene resin / polybutylene terephthalate alloy. Item 2. An injection molded article of the carbon fiber reinforced rubber reinforced styrene resin according to Item 1.
(3)
3. The carbon fiber reinforced rubber reinforced styrene resin injection molded article according to claim 1 or 2, which is molded by an injection molding method of filling a molten thermoplastic resin into a mold cavity filled with carbon dioxide.
(4)
Carbon dioxide is present in the mold cavity at a solidification temperature of the thermoplastic resin at a pressure of dissolving 0.1% by weight or more in the thermoplastic resin, and then molded by an injection molding method of filling the molten thermoplastic resin. Item 4. An injection molded article of carbon fiber reinforced rubber reinforced styrene resin according to item 3.
(5)
A thermoplastic resin in a molten state, in which 0.2% by weight or more of carbon dioxide is dissolved under high pressure, is placed in a mold cavity pre-pressed with a carbon dioxide gas at a pressure of not less than a pressure at which foaming does not occur at the flow front of the flowing resin. The carbon fiber reinforced rubber reinforced styrene resin injection molded article according to claim 3, which is molded by injection molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001116852A JP2002309006A (en) | 2001-04-16 | 2001-04-16 | Carbon-fiber reinforced rubber-reinforced styrene resin injection molded product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001116852A JP2002309006A (en) | 2001-04-16 | 2001-04-16 | Carbon-fiber reinforced rubber-reinforced styrene resin injection molded product |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2002309006A JP2002309006A (en) | 2002-10-23 |
| JP2002309006A5 true JP2002309006A5 (en) | 2008-05-29 |
Family
ID=18967516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001116852A Pending JP2002309006A (en) | 2001-04-16 | 2001-04-16 | Carbon-fiber reinforced rubber-reinforced styrene resin injection molded product |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2002309006A (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005179470A (en) * | 2003-12-18 | 2005-07-07 | Lion Corp | Conductive thermoplastic resin composition |
| JP4992683B2 (en) * | 2007-11-28 | 2012-08-08 | 三菱瓦斯化学株式会社 | Injection molding method |
| KR100942491B1 (en) | 2007-12-21 | 2010-02-12 | 제일모직주식회사 | Thermoplastics elastomer/polyester resin composition and preparation method thereof |
| JP2009280746A (en) * | 2008-05-23 | 2009-12-03 | Tokyo Institute Of Technology | Composite material member with uniform surface resistivity |
| JP6354780B2 (en) * | 2016-03-31 | 2018-07-11 | マツダ株式会社 | Injection molding apparatus and injection molding method |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0725935B2 (en) * | 1988-04-23 | 1995-03-22 | 東邦レーヨン株式会社 | Conductive plastic molding material |
| JPH06287437A (en) * | 1993-03-30 | 1994-10-11 | Nippon Zeon Co Ltd | Thermoplastic resin composition |
| JP3349070B2 (en) * | 1996-09-03 | 2002-11-20 | 旭化成株式会社 | Molding method of thermoplastic resin |
| JPH10100184A (en) * | 1996-09-27 | 1998-04-21 | Asahi Chem Ind Co Ltd | Method for molding synthetic resin |
| JPH10235695A (en) * | 1997-02-28 | 1998-09-08 | Asahi Chem Ind Co Ltd | Novel molding method for synthetic resin |
| JP4602490B2 (en) * | 1998-04-15 | 2010-12-22 | 旭化成ケミカルズ株式会社 | Method for producing thermoplastic resin kneaded material |
| JP2000218711A (en) * | 1999-02-02 | 2000-08-08 | Asahi Chem Ind Co Ltd | Carbon fiber-containing thermoplastic resin molded product |
| JP2000290514A (en) * | 1999-04-13 | 2000-10-17 | Toyo Ink Mfg Co Ltd | Conductive resin composition and manufacture thereof |
-
2001
- 2001-04-16 JP JP2001116852A patent/JP2002309006A/en active Pending
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