JP2005060691A5 - - Google Patents

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Publication number
JP2005060691A5
JP2005060691A5 JP2004222847A JP2004222847A JP2005060691A5 JP 2005060691 A5 JP2005060691 A5 JP 2005060691A5 JP 2004222847 A JP2004222847 A JP 2004222847A JP 2004222847 A JP2004222847 A JP 2004222847A JP 2005060691 A5 JP2005060691 A5 JP 2005060691A5
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JP
Japan
Prior art keywords
lactic acid
injection
molded article
resin
mass
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JP2004222847A
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Japanese (ja)
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JP2005060691A (en
JP4384949B2 (en
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Priority to JP2004222847A priority Critical patent/JP4384949B2/en
Priority claimed from JP2004222847A external-priority patent/JP4384949B2/en
Publication of JP2005060691A publication Critical patent/JP2005060691A/en
Publication of JP2005060691A5 publication Critical patent/JP2005060691A5/ja
Application granted granted Critical
Publication of JP4384949B2 publication Critical patent/JP4384949B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Claims (5)

本発明の射出成形体は、（Ａ）乳酸系樹脂、及び、（Ｂ）セルロース４０質量％〜６０質量％とリグニン１０質量％〜３０質量％とを含有する天然繊維、を含む樹脂組成物であって、（Ａ）乳酸系樹脂と（Ｂ）天然繊維とを質量比で９９：１〜７０：３０の割合で含有し、かつ、前記（Ａ）乳酸系樹脂が、Ｌ乳酸：Ｄ乳酸＝１００：０〜９７：３、又は、Ｌ乳酸：Ｄ乳酸＝０：１００〜３：９７である樹脂組成物を用いてなることを特徴とする。 The injection-molded article of the present invention is a resin composition comprising (A) a lactic acid resin and (B) natural fibers containing 40% by mass to 60% by mass of cellulose and 10% by mass to 30% by mass of lignin. And (A) lactic acid-based resin and (B) natural fiber in a mass ratio of 99: 1 to 70:30, and (A) lactic acid-based resin is L lactic acid: D lactic acid = The resin composition is 100: 0 to 97: 3 or L lactic acid: D lactic acid = 0: 100 to 3:97. 前記樹脂組成物の結晶化熱量ピーク温度（Ｔｃ）は１００℃以上であることと特徴とする請求項１記載の射出成形体。   The injection-molded article according to claim 1, wherein the resin composition has a crystallization calorific peak temperature (Tc) of 100 ° C or higher. 射出成形体の荷重たわみ温度は１３３℃以上であることを特徴とする請求項１又は２記載の射出成形体。   The injection-molded article according to claim 1 or 2, wherein the deflection temperature under load of the injection-molded article is 133 ° C or higher. 前記（Ｂ）天然繊維を（Ａ）乳酸系樹脂に含浸（浸漬）させた被覆物と、（Ａ）乳酸系樹脂とを混練した後、形成されることを特徴とする請求項１から３のいずれか１項記載の射出成形体。   The coating material formed by impregnating (immersing) (B) natural fiber in (A) lactic acid resin and (A) lactic acid resin are kneaded and then formed. The injection-molded article according to any one of claims. 引き抜き成形によって前記（Ｂ）天然繊維を（Ａ）乳酸系樹脂に含浸（浸漬）させた被覆物と、（Ａ）乳酸系樹脂とを混練した後、形成されることを特徴とする請求項４記載の射出成形体。   5. A coating formed by impregnating (immersing) (B) natural fibers in (A) lactic acid resin and (A) lactic acid resin after kneading by pultrusion, and formed after kneading. The injection-molded article described.
JP2004222847A 2003-07-30 2004-07-30 Injection molded body Expired - Fee Related JP4384949B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2004222847A JP4384949B2 (en) 2003-07-30 2004-07-30 Injection molded body

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003203536 2003-07-30
JP2004222847A JP4384949B2 (en) 2003-07-30 2004-07-30 Injection molded body

Related Child Applications (3)

Application Number Title Priority Date Filing Date
JP2006036903A Division JP2006206913A (en) 2003-07-30 2006-02-14 Injection-molded object, process for producing the same, and pellet for use for injection-molded object
JP2006134960A Division JP2006291214A (en) 2003-07-30 2006-05-15 Injection-molded article, process for producing the same, and pellet used for injection molded article
JP2006322972A Division JP2007107012A (en) 2003-07-30 2006-11-30 Injection-molded product, process for producing the same, and pellet used for injection-molded product

Publications (3)

Publication Number Publication Date
JP2005060691A JP2005060691A (en) 2005-03-10
JP2005060691A5 true JP2005060691A5 (en) 2006-03-30
JP4384949B2 JP4384949B2 (en) 2009-12-16

Family

ID=34379881

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004222847A Expired - Fee Related JP4384949B2 (en) 2003-07-30 2004-07-30 Injection molded body

Country Status (1)

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JP (1) JP4384949B2 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007107012A (en) * 2003-07-30 2007-04-26 Mitsubishi Plastics Ind Ltd Injection-molded product, process for producing the same, and pellet used for injection-molded product
US8710145B2 (en) 2005-06-20 2014-04-29 Nec Corporation Thermoplastic resin composition
JP2007125739A (en) * 2005-11-01 2007-05-24 Kobe Steel Ltd Fiber reinforced resin pellet and its manufacturing method
JP5461755B2 (en) * 2006-01-20 2014-04-02 帝人株式会社 Polylactic acid
JPWO2007136086A1 (en) * 2006-05-23 2009-10-01 国立大学法人九州大学 Material containing polylactic acid and cellulose fiber
US8063145B2 (en) 2006-12-28 2011-11-22 Sri Sports Limited Golf ball
JP2008264038A (en) * 2007-04-16 2008-11-06 Sri Sports Ltd Golf ball
US8450397B2 (en) 2007-09-25 2013-05-28 Dunlop Sports Co. Ltd. Golf ball
JP5169188B2 (en) * 2007-12-06 2013-03-27 トヨタ紡織株式会社 Method for producing molded thermoplastic composition
JP5372559B2 (en) * 2009-03-17 2013-12-18 出光興産株式会社 Aromatic polycarbonate resin composition and molded article thereof

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1130149B1 (en) * 1999-04-26 2009-06-17 Unitika Ltd. Tufted carpet made using a base cloth
JP3960749B2 (en) * 2000-12-18 2007-08-15 ユニチカファイバー株式会社 Beverage filter bag
JP3583097B2 (en) * 2001-10-23 2004-10-27 三菱樹脂株式会社   Lactic acid resin molded body

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