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    • 4. 发明专利
    • Method for producing polylactic acid resin composition
    • 生产聚酯酸树脂组合物的方法
    • JP2012131072A
    • 2012-07-12
    • JP2010283537
    • 2010-12-20
    • Kao Corp花王株式会社
    • KISHIMOTO HIROAKITAKENAKA AKIRA
    • B29B7/90B29B7/48B29B7/72C08J3/20C08K9/00C08L67/04C08L101/16
    • C08J3/203B29B7/484B29B7/90B29C47/6031B29C47/6056B29C47/6087B29C47/662C08J2367/04C08K3/013C08K5/0083C08K5/11C08L67/04C08L71/02
    • PROBLEM TO BE SOLVED: To obtain favorable flexibility and heat resistance in a polylactic acid resin composition.SOLUTION: In the method for producing the polylactic acid resin composition, a mixture containing the polylactic acid resin and surface-treated inorganic powder is kneaded by the use of the same direction-engaging biaxial extruder while conditions 1-3 are satisfied. The condition 1: a first temperature setting zone which is provided to include a range of at least 6.3D-13D mm from the central position of the raw material supply port of a barrel and in which the set temperature of the barrel is (Tm+50)-(Tm+80)°C, and a conveyance element is provided in a screw; and a second temperature setting zone which is provided to include a range after at least 19.3D mm and in which the set temperature of the barrel is (Tm-20)-(Tm+40)°C are provided. In the condition 2, in a range of 13D-20.9D mm, a first kneading part which has a length of 1D-4D mm and in which a kneading element is provided in the screw is provided. In the condition 3, in a range after 20.9D mm, a second kneading part which has a length of 1D-4D mm and in which a kneading element is provided in the screw is provided.
    • 要解决的问题:为了在聚乳酸树脂组合物中获得良好的柔性和耐热性。 解决方案:在制备聚乳酸树脂组合物的方法中,通过使用相同方向接合的双轴挤出机将含有聚乳酸树脂和表面处理的无机粉末的混合物捏合,同时满足条件1-3。 条件1:第一温度设定区域,其设置为包括距桶的原料供给口的中心位置至少6.3D-13Dmm的范围,其中筒的设定温度为(Tm + 50) - (Tm + 80)℃,输送元件设置在螺钉中; 以及第二温度设定区,其设置为包括在至少19.3Dmm之后的范围,并且其中筒的设定温度为(Tm-20) - (Tm + 40)℃。 在条件2中,在13D-20.9Dmm的范围内,设置长度为1D-4Dmm的第一捏合部,并且在螺杆中设置有捏合元件。 在条件3中,在20.9Dmm之后的范围内,设置长度为1D-4Dmm的第二捏合部,其中在螺杆中设置有捏合元件。 版权所有(C)2012,JPO&INPIT
    • 5. 发明专利
    • Injection-molded material for automobile interior part, and molding thereof
    • 用于汽车内部部件的注射成型材料及其模制件
    • JP2011074327A
    • 2011-04-14
    • JP2009229985
    • 2009-10-01
    • Kao CorpPrime Polymer Co LtdSanyo Chem Ind LtdToyota Motor Corpトヨタ自動車株式会社三洋化成工業株式会社株式会社プライムポリマー花王株式会社
    • KICHISE YOSHIFUMISHINTAKU YUJISUGIMOTO YOSHIOMORI MASAHIROTAKENAKA AKIRAFUJITA MASAYOSHI
    • C08L67/04C08K5/103C08L23/02
    • PROBLEM TO BE SOLVED: To provide an injection-molded material containing polylactic acid which excels in heat resistance, and is suitably used as moldings, such as an automobile interior part.
      SOLUTION: The injection-molded material for an automobile interior part includes: polylactic acid; a high crystalline polylactic acid based resin containing a plasticizer and a crystal nucleating agent; a polyolefin; and a compatibilizer, wherein the plasticizer has two or more ester groups in the molecule, at least one sort of alcoholic components which composes the ester groups is a compound in which 0.5-5 mols of a 2-3C alkylene oxide is added on average based on one hydroxy group, the crystal nucleating agent is a mixture of a crystal nucleating agent (a): a compound which has a hydroxy group and an amide group in the molecule and a crystal nucleating agent (b): phenylphosphonic acid or a metal salt of its derivative, and the compatibilizer is a modified polyolefin which has at least one sort of reactive groups chosen from the group consisting of an acid anhydride group, a carboxyl group, a hydroxy group and an amino group and/or a copolymer of ethylenically unsaturated monomers.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供含有耐热性优异的聚乳酸的注射成型材料,适合用作汽车内部的模制品。 汽车内部部件的注射成型材料包括:聚乳酸; 含有增塑剂和结晶成核剂的高结晶性聚乳酸类树脂; 聚烯烃; 和增容剂,其中增塑剂在分子中具有两个或更多个酯基,构成酯基的至少一种醇组分是其中平均加入0.5-5摩尔2-3C环氧烷烃的化合物 在一个羟基上,晶体成核剂是结晶成核剂(a):分子中具有羟基和酰胺基的化合物和结晶成核剂(b)的混合物:苯基膦酸或金属盐 的增容剂,增容剂是具有至少一种选自酸酐基,羧基,羟基和氨基的反应性基团和/或烯属不饱和的共聚物的改性聚烯烃 单体。 版权所有(C)2011,JPO&INPIT
    • 6. 发明专利
    • Biodegradable resin composition
    • 可生物降解树脂组合物
    • JP2010270290A
    • 2010-12-02
    • JP2009183714
    • 2009-08-06
    • Kao Corp花王株式会社
    • YOSHINO TAIKITAKENAKA AKIRAFUKAYA KEIKO
    • C08L67/04C08L1/02C08L101/16
    • C08L67/04C08K5/11C08L1/02C08L2666/26
    • PROBLEM TO BE SOLVED: To provide a biodegradable resin composition having good flexibility and excellent in moldability, and a biodegradable resin molded product obtained by molding the composition. SOLUTION: This biodegradable resin composition includes a biodegradable resin and cellulose having a crystallinity of X (%). In the composition, the cellulose is obtained by subjecting a cellulose-containing raw material to a pulverization treatment (A), wherein the cellulose-containing raw material contains cellulose having a crystallinity of Y (%), has a bulk density of 100-500 kg/m 3 and an average particle diameter of 0.01-1.0 mm, and contains ≥20 wt.% of cellulose in a residual component in case of removing water from the raw material, wherein X and Y satisfy formula (1): 50≤X≤Y-5 and formula (2): 55≤Y≤99. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供具有良好的柔软性和优异的成型性的生物降解性树脂组合物,以及通过模塑该组合物获得的可生物降解的树脂模制产品。 该生物降解性树脂组合物包含生物降解性树脂和结晶度为X(%)的纤维素。 在该组合物中,纤维素通过使含纤维素原料进行粉碎处理(A)而获得,其中含纤维素的原料含有结晶度为Y(%)的纤维素,其堆积密度为100-500 kg / m 3,平均粒径为0.01〜1.0mm,在从原料中除去水的情况下,残存成分中含有≥20重量%的纤维素,其中X和Y满足 式(1):50≤X≤Y-5和式(2):55≤Y≤99。 版权所有(C)2011,JPO&INPIT
    • 7. 发明专利
    • Method for manufacturing pellet
    • 制造小丸的方法
    • JP2010121074A
    • 2010-06-03
    • JP2008297142
    • 2008-11-20
    • Kao Corp花王株式会社
    • NOMOTO SHOGOTAKENAKA AKIRA
    • C08J3/12C08K5/10C08K5/20C08K5/5317C08L67/04C08L101/16
    • PROBLEM TO BE SOLVED: To provide a method for manufacturing with good cutting-workability and efficiency such pellets of poly(lactic acid)-based resin composition as are excellent in the blocking resistance and bleed resistance. SOLUTION: This method for manufacturing the pellets of the poly(lactic acid)-based resin composition containing a poly(lactic acid)-based resin, a plasticizer and a crystal nucleation agent, includes process (1) of melt-kneading a composition raw material containing a poly(lactic acid)-based resin, a plasticizer and a crystal nucleation agent with a kneader and then extruding strands from a dice of the kneader, process (2) of chilling the strands formed in process (1) with a liquid medium of 40°C or below for 1.6-5 seconds, and process (3) of keeping the strands chilled at process (2) under an atmosphere of 45°C or below for 3-9 seconds, with the crystal nucleation agent containing a compound with a hydroxyl group and an amide group in the molecule and a phosphoric ester metal salt. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了提供一种具有良好切割加工性和效率的制造方法,这种聚(乳酸)基树脂组合物的颗粒具有优异的抗粘连性和耐渗流性。 含有聚(乳酸)类树脂,增塑剂和结晶成核剂的聚乳酸类树脂组合物的颗粒的制造方法包括熔融捏合的方法(1) 含有聚(乳酸)的树脂,增塑剂和晶体成核剂的组合物原料与捏合机混合,然后从捏合机的骰子中挤出线材,冷却方法(1)中形成的股线的方法(2) 用40℃或更低的液体介质进行1.6-5秒的处理(3),并且在45℃或更低的气氛下将方法(2)冷冻的链条保持3-9秒的方法(3),晶体成核 在分子中含有羟基和酰胺基的化合物的试剂和磷酸酯金属盐。 版权所有(C)2010,JPO&INPIT
    • 8. 发明专利
    • Polylactic acid resin composition
    • 聚酸树脂组合物
    • JP2009132814A
    • 2009-06-18
    • JP2007310459
    • 2007-11-30
    • Kao Corp花王株式会社
    • KISHIMOTO HIROAKITAKENAKA AKIRA
    • C08L67/04C08J5/04C08K5/10C08K5/20C08L77/00C08L101/16
    • PROBLEM TO BE SOLVED: To provide a polylactic acid resin composition and a polylactic acid resin molded body having excellent heat resistance and mechanical strength and further having flexibility. SOLUTION: The polylactic acid resin composition includes a polylactic acid resin, a plasticizer and organic synthetic fibers, wherein the organic synthetic fibers are aromatic polyamide fibers and the plasticizer is a compound represented by the general formula (1): A-(B) b , wherein A is a 1-10C di- to decavalent aliphatic hydrocarbon group; b is an integer of 2-10, provided that ((carbon number of A)-b)≤4; and B denotes -COO-(R 1 O) c -R 2 or -(OR 3 ) d -OCO-R 4 (R 1 and R 3 are each a 2-4C alkylene group, c and d are each a number of 0.5-5, and R 2 and R 4 are each a 1-4C hydrocarbon group or H). The polylactic acid resin molded body is obtained by molding the polylactic acid resin composition. COPYRIGHT: (C)2009,JPO&INPIT
    • 解决的问题:提供具有优异的耐热性和机械强度并且还具有柔性的聚乳酸树脂组合物和聚乳酸树脂成型体。 解决方案:聚乳酸树脂组合物包括聚乳酸树脂,增塑剂和有机合成纤维,其中有机合成纤维是芳族聚酰胺纤维,增塑剂是由通式(1)表示的化合物:A-( B) b 其中A是1-10C的二价至十价脂肪族烃基; b是2-10的整数,条件是((A的碳数)-b)≤4; 和B表示-COO-(R 1 SP 1),或者 - (OR 3) SB> d -OCO-R 4 和R 3 分别是2-4C亚烷基,c和 d分别为0.5-5,R 2 和R 4 分别为1-4C烃基或H)。 聚乳酸树脂成型体通过成型聚乳酸树脂组合物而得到。 版权所有(C)2009,JPO&INPIT
    • 9. 发明专利
    • Manufacturing method of injection-molded article of polylactic acid resin
    • 聚酰胺树脂注射成型制品的制造方法
    • JP2009083485A
    • 2009-04-23
    • JP2008235259
    • 2008-09-12
    • Kao Corp花王株式会社
    • TAKENAKA AKIRAKISHIMOTO HIROAKIMORIWAKA HIROBUMIENOMOTO HARUOMI
    • B29C45/00C08J3/20C08K5/5317C08L67/04
    • Y02P20/544
    • PROBLEM TO BE SOLVED: To provide a manufacturing method capable of efficiently obtaining an injection-molded article of polylactic acid resin excellent in heat resistance with excellent molding performance even without plasticizer.
      SOLUTION: The manufacturing method of injection-molded article of polylactic acid resin comprises the following process (1) and process (2). In the process (1), a polylactic acid resin composition including a polylactic acid resin and an organic crystal nucleating agent comprising phenyl phosphonic acid metal salt is meltingly kneaded while being brought into contact with a supercritical fluid. In the process (2), a molten material obtained in the process (1) is charged into a mold and to injection-mold.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 解决问题:提供即使不含增塑剂,也能够以优异的成型性能有效地获得耐热性优异的聚乳酸树脂的注射成型体的制造方法。 解决方案:聚乳酸树脂注塑制品的制造方法包括以下方法(1)和方法(2)。 在方法(1)中,将包含聚乳酸树脂和包含苯基膦酸金属盐的有机晶体成核剂的聚乳酸树脂组合物在与超临界流体接触的同时进行熔融捏合。 在方法(2)中,将在方法(1)中获得的熔融材料装入模具中并注塑成型。 版权所有(C)2009,JPO&INPIT
    • 10. 发明专利
    • Manufacturing method for biodegradable resin molded article
    • 生物可降解树脂模制品的制造方法
    • JP2008230256A
    • 2008-10-02
    • JP2008173160
    • 2008-07-02
    • Kao Corp花王株式会社
    • TAKENAKA AKIRANOMOTO SHOGOMATSUO TOSHIKI
    • B29C47/14B29C47/88B29K67/00B29L7/00
    • PROBLEM TO BE SOLVED: To provide a method for manufacturing a biodegradable resin sheet and the like, excellent in flexibility, heat resistance, and sensitivity to temperature, with proper productivity.
      SOLUTION: In the manufacturing method for the biodegradable resin molded article, a sheet or a film can be obtained by being crystallized to a relative crystallinity degree of 30% or more by a method comprising: a step of molding the sheet or the film from a resin composition containing a polylactic acid resin, a plasticizer, and a crystal nucleating agent; and a step of bringing the sheet or the film, extruded from a die by an extrusion molding method, into contact with two or more metallic rolls at a surface temperature of 60-100°C and/or further heat-treating the sheet or the film through a constant-temperature layer at 60-100°C. The biodegradable resin molded article is obtained by this manufacturing method.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 解决的问题:提供一种制造生物降解性树脂片等的方法,其具有优异的柔韧性,耐热性和对温度的敏感性,并具有适当的生产率。 解决方案:在生物可降解树脂模塑制品的制造方法中,通过以下方法,通过结晶至相对结晶度为30%以上可以得到片材或薄膜,该方法包括:将片材或 由含有聚乳酸树脂,增塑剂和结晶成核剂的树脂组合物制成的膜; 以及通过挤出成型法将从模具挤出的片材或膜与表面温度为60〜100℃的两种以上的金属辊接触和/或进一步热处理片材或 膜通过60-100℃的恒温层。 通过该制造方法得到生物降解性树脂成形体。 版权所有(C)2009,JPO&INPIT