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    • 1. 发明申请
    • Process for Producing Molded Article by T-Die Molding
    • T型模具成型制造工艺
    • US20090166911A1
    • 2009-07-02
    • US12225527
    • 2007-03-23
    • Hirotaka UosakiKuniaki KawabeMotoyasu YasuiHideki KurokiTerufumi SuzukiHideo NakamuraYasushi Amada
    • Hirotaka UosakiKuniaki KawabeMotoyasu YasuiHideki KurokiTerufumi SuzukiHideo NakamuraYasushi Amada
    • B29C39/42B29C39/00
    • C08L23/04B29C48/08B29C48/30B29C48/305B29C48/914C08J5/18C08J2323/02C08J2323/10C08L23/02C08L23/06C08L2205/02C08L91/06C08L2666/06
    • [Object] Disclosed is to provide a process for producing a molded article of polyethylene excellent in mechanical properties while the productivity at the time of T-die molding is improved, and a process for producing a secondary molded article by vacuum molding of the molded article with high formability. [Means to Solve the Problems] A process for producing a molded article by T-die molding of a mixture comprising a polyolefinic resin and a polyethylene wax, the polyethylene wax having a density of 880 to 980 (kg/m3) as measured by a density gradient tube method in accordance with JIS K7112 and a number average molecular weight (Mn) of 500 to 4,000 in terms of polyethylene as determined by gel permeation chromatography (GPC) and satisfying the relationship shown by the following expression (I): B≦0.0075×K  (I) (In the expression (I), B is a content ratio (% by weight) of components having a molecular weight of 20,000 or more in terms of polyethylene in the polyethylene wax as determined by gel permeation chromatography and K is a melt viscosity (mPa·s) of the polyethylene wax at 140° C.).
    • 本发明提供一种制造机械特性优异的聚乙烯模塑制品的方法,同时提高T型模塑成型时的生产率,以及通过真空成型模制品制备二次模制品的方法 具有高成形性。 解决问题的手段通过使用包含聚烯烃树脂和聚乙烯蜡的混合物的T模成型来制造模制品的方法,通过以下方式测量密度为880至980(kg / m 3)的聚乙烯蜡 按照JIS K7112的密度梯度管法和通过凝胶渗透色谱法(GPC)测定的聚乙烯换算的数均分子量(Mn)为500〜4000,满足下述式(I)所示的关系: in-line-formula description =“In-line Formulas”end =“lead”?> B <= 0.0075xK(I)<?in-line-formula description =“In-line Formulas”end =“tail”?> (式(I)中,B是通过凝胶渗透色谱法测定的聚乙烯蜡中的分子量为20,000以上的分子量为20,000以上的成分的含有比例(重量%),K为熔融粘度(mPa .s)的聚乙烯蜡在140℃)。
    • 2. 发明申请
    • Process for Producing Oriented Film
    • 制作定向胶片的方法
    • US20090137729A1
    • 2009-05-28
    • US12225581
    • 2007-03-26
    • Hirotaka UosakiKuniaki KawabeMotoyasu YasuiTerufumi SuzukiHideo NakamuraYasushi Amada
    • Hirotaka UosakiKuniaki KawabeMotoyasu YasuiTerufumi SuzukiHideo NakamuraYasushi Amada
    • C08K5/01
    • B29C55/005B29C55/06B29K2023/06B29K2023/12B29K2091/00B29K2105/0038C08J5/18C08J2323/08C08L23/06C08L23/0815C08L23/10C08L2314/06C08L2666/06
    • [Object]Disclosed is to provide a process for producing a film by using a raw material comprising a polyethylene having a density of 900 to 980 kg/m3 or a polypropylene, whereby improving the productivity at the time of producing the film by a stretch molding. Further the film is obtained without impairing the optical characteristics and mechanical characteristics, which are intrinsic characteristics of polyethylene or polypropylene. [Solving Means]A process for producing a film by a stretch molding of a mixture comprising a polyethylene and a polyethylene wax, the polyethylene having a density of 900 to 980 kg/m3 and an MI of 0.01 to 100 g/10-minutes as measured at 190° C. and a testing load of 21.18 N in accordance with JIS K7210 or a polypropylene, and the polyethylene wax having a density of 890 to 980 kg/m3 and a number-average molecular weight (Mn) of 500 to 4,000 as measured by the gel permeation chromatography (GPC) and satisfying the relationship shown by the following equation (I). B≦0.0075×K  (I) (In the above formula (I), B represents the weight ratio (% by weight) of a component having a molecular weight of 20,000 or more in terms of polyethylene as measured by the gel permeation chromatography in the polyethylene wax, and K represents the melt viscosity (mPa·s) of the polyethylene wax at 140° C.)
    • 公开了通过使用密度为900〜980kg / m 3的聚乙烯或聚丙烯的原料制造膜的方法,由此通过拉伸成型提高膜的制造时的生产率 。 此外,在不损害作为聚乙烯或聚丙烯的固有特性的光学特性和机械特性的情况下获得膜。 本发明提供一种通过拉伸成型包含聚乙烯和聚乙烯蜡的混合物制造膜的方法,聚乙烯的密度为900至980kg / m 3,MI为0.01至100g / 10分钟,为 根据JIS K7210或聚丙烯在190℃下测定的试验负荷为21.18N,密度为890〜980kg / m 3,数均分子量(Mn)为500〜4000的聚乙烯蜡 通过凝胶渗透色谱法(GPC)测定,满足下述式(I)所示的关系。 <?in-line-formula description =“In-line Formulas”end =“lead”?> B <= 0.0075xK(I)<?in-line-formula description =“In-line Formulas”end =“tail” (上式(I)中,B表示通过聚乙烯蜡中的凝胶渗透色谱法测定的分子量为20,000以上的聚乙烯成分的重量比(重量%),K表示 表示聚乙烯蜡在140℃下的熔融粘度(mPa.s)
    • 5. 发明申请
    • Process for producing injection molded product
    • 注塑产品生产工艺
    • US20070080483A1
    • 2007-04-12
    • US11543901
    • 2006-10-06
    • Hirotaka UosakiKuniaki KawabeMotoyasu Yasui
    • Hirotaka UosakiKuniaki KawabeMotoyasu Yasui
    • B29C45/00C08L91/08C08J3/22C08K5/01
    • B29C45/0001B29K2105/0094C08K5/01C08L23/02C08L23/06C08L23/10C08L23/16C08L91/06C08L91/08C08L2205/03C08L2666/04C08L2666/06C08L2666/02
    • The present invention provides an injection molding process of a thermoplastic resin which is capable of thin molding or precision molding by improving injection moldability, particularly releasability or fluidity, without deteriorating the characteristics of the injection molded article of the thermoplastic resin. The process for producing an injection molded product comprises injection molding a mixture containing a thermoplastic resin and a polyolefin wax, wherein the mixture has L/L0≧1.05, the L being a flow length in the case where the mixture contains the polyolefin wax and the Lo being a flow length in the case where the mixture contains no polyolefin wax, the L and L0 being measured under the conditions of a mold temperature of 40° C. and a resin temperature, Tr, as determined by the following equation: Tr=¾×Tm+100(wherein Tm represents a melting temperature (° C.) of the thermoplastic resin), using a spiral flow mold having a thickness of 1 mm and a width of 10 mm.
    • 本发明提供一种热塑性树脂的注射成型方法,其能够通过提高注射成型性,特别是脱模性或流动性而能够进行薄型化或精密成型,而不会降低热塑性树脂的注塑制品的特性。 制造注射成型制品的方法包括注射模塑含有热塑性树脂和聚烯烃蜡的混合物,其中混合物的L / L <0.01 / L = 1.05,L是在该情况下的流动长度 其中混合物包含聚烯烃蜡,并且在混合物不含聚烯烃蜡的情况下Lo为流动长度,在模具温度为40℃的条件下测量L和L 0 和树脂温度Tr,由以下等式确定:<?in-line-formula description =“In-line Formulas”end =“lead”?> Tr =¾xTm+ 100 <?in-line-formula description (“In-line Formulas”end =“tail”?>(其中Tm表示热塑性树脂的熔融温度(℃)),使用厚度为1mm,宽度为10mm的螺旋流动模具。
    • 6. 发明申请
    • Process for producing injection molded product
    • 注塑产品生产工艺
    • US20080064805A1
    • 2008-03-13
    • US11806416
    • 2007-05-31
    • Hirotaka UosakiKuniaki KawabeMotoyasu Yasui
    • Hirotaka UosakiKuniaki KawabeMotoyasu Yasui
    • B29C45/00
    • C08L23/02B29C45/0001B29K2105/0094C08K5/01C08L23/06C08L23/10C08L23/16C08L91/06C08L91/08C08L2205/03C08L2666/04C08L2666/06C08L2666/02
    • The present invention provides a process for producing an injection molded product comprising injection molding a mixture containing a thermoplastic resin (A) and a polyolefin wax (B), wherein the mixture has L/L0≧1.05, the L being a flow length in the case where the mixture contains the polyolefin wax and the L0 being a flow length in the case where the mixture contains no polyolefin wax, the L and L0 being measured under the conditions of a mold temperature of 40° C. and a resin temperature, Tr, as determined by the following expression: Tr=3/4×Tm+100 (wherein Tm represents a melting temperature (° C.) of the thermoplastic resin), using a spiral flow mold having a thickness of 1 mm and a width of 10 mm. According to the invention, by adding the polyolefin wax, a flow length of a thermoplastic resin can be lengthened, and releasability can be improved, and thus the thermoplastic resin can be thin molded or precision molded by injection molded without deteriorating the characteristics of the molded product to be obtained.
    • 本发明提供一种注射成型制品的制造方法,其特征在于,包括注射成型含有热塑性树脂(A)和聚烯烃蜡(B)的混合物的混合物,其中所述混合物的L / L <0.01 在混合物不含聚烯烃蜡的情况下,L是流动长度,在混合物含有聚烯烃蜡和L 0 O 3是流动长度的情况下,L和L < 0℃在模具温度为40℃的条件下测定,树脂温度Tr通过以下表达式确定:<?in-line-formula description =“In-line formula”end = “lead”→Tr = 3 / 4xTm + 100 <?in-line-formula description =“In-line Formulas”end =“tail”?>(其中Tm表示热塑性树脂的熔融温度(℃) ),使用厚度为1mm,宽度为10mm的螺旋流动模具。 根据本发明,通过添加聚烯烃蜡,可以延长热塑性树脂的流动长度,并且可以提高脱模性,因此热塑性树脂可以通过注射成型而被模制成型或精密模制而不会劣化成型的特性 产品要获得。
    • 8. 发明授权
    • Process for producing thermoplastic resin composition
    • 热塑性树脂组合物的制造方法
    • US07605208B2
    • 2009-10-20
    • US11589853
    • 2006-10-31
    • Hirotaka UosakiKuniaki KawabeMotoyasu Yasui
    • Hirotaka UosakiKuniaki KawabeMotoyasu Yasui
    • C08J3/22
    • C08J3/005C08J2323/02C08L23/06C08L23/10C08L91/08C08L101/00C08L2314/06C08L2666/06
    • The present invention provides a process for producing a thermoplastic resin composition comprising a polyolefin wax having good dispersibility for a thermoplastic resin, a molded product, which is excellent in physical properties such as blocking property and mechanical properties, from the thermoplastic resin composition and a process for producing the molded product.Specifically, a process for producing a thermoplastic resin composition comprises melt-kneading a mixture of a polyolefin wax (A) which has a passing ratio through a mesh having a sieve opening of 5.66 mmφ of 95% by weight or more, and a non-passing ratio through a mesh having a sieve opening of 2.00 mmφ of 95% by weight or more, and is in the particle form, and a thermoplastic resin (B), a molded product, which is excellent in physical properties such as blocking property and mechanical properties, obtained from the thermoplastic resin composition and a process for producing the molded product are provided.
    • 本发明提供一种热塑性树脂组合物的制造方法,该热塑性树脂组合物包含热塑性树脂具有良好分散性的聚烯烃蜡,热塑性树脂组合物的物理性能如机械性能优异的成型体,以及工序 用于生产模制产品。 具体而言,制造热塑性树脂组合物的方法包括将具有95重量%以上的筛孔5.66mmφ的筛网的通过率的聚烯烃蜡(A)的混合物熔融捏合, 通孔比为2.00mmφ的筛孔为95重量%以上的筛网,为粒状,热塑性树脂(B),成型品,其物理性质如粘合性优异, 提供从热塑性树脂组合物获得的机械性能和制造模塑产品的方法。
    • 9. 发明申请
    • Process for producing thermoplastic resin composition
    • 热塑性树脂组合物的制造方法
    • US20070100055A1
    • 2007-05-03
    • US11589853
    • 2006-10-31
    • Hirotaka UosakiKuniaki KawabeMotoyasu Yasui
    • Hirotaka UosakiKuniaki KawabeMotoyasu Yasui
    • C08L91/08
    • C08J3/005C08J2323/02C08L23/06C08L23/10C08L91/08C08L101/00C08L2314/06C08L2666/06
    • The present invention provides a process for producing a thermoplastic resin composition comprising a polyolefin wax having good dispersibility for a thermoplastic resin, a molded product, which is excellent in physical properties such as blocking property and mechanical properties, from the thermoplastic resin composition and a process for producing the molded product. Specifically, a process for producing a thermoplastic resin composition comprises melt-kneading a mixture of a polyolefin wax (A) which has a passing ratio through a mesh having a sieve opening of 5.66 mmφ of 95% by weight or more, and a non-passing ratio through a mesh having a sieve opening of 2.00 mmφ of 95% by weight or more, and is in the particle form, and a thermoplastic resin (B), a molded product, which is excellent in physical properties such as blocking property and mechanical properties, obtained from the thermoplastic resin composition and a process for producing the molded product are provided.
    • 本发明提供一种热塑性树脂组合物的制造方法,该热塑性树脂组合物包含热塑性树脂具有良好分散性的聚烯烃蜡,热塑性树脂组合物的物理性能如机械性能优异的成型体,以及工序 用于生产模制产品。 具体而言,制造热塑性树脂组合物的方法包括将具有95重量%以上的筛孔5.66mmφ的筛网的通过率的聚烯烃蜡(A)的混合物熔融捏合, 通孔比为2.00mmφ的筛孔为95重量%以上的筛网,为粒状,热塑性树脂(B),成型品,其物理性质如粘合性优异, 提供从热塑性树脂组合物获得的机械性能和制造模塑产品的方法。