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    • 22. 发明授权
    • Method of injection molding multi-layered articles
    • 注塑多层物品的方法
    • US06544459B2
    • 2003-04-08
    • US09964726
    • 2001-09-28
    • Katsuya MaruyamaTakeshi HaraYoshihiro TeradaTakao Ota
    • Katsuya MaruyamaTakeshi HaraYoshihiro TeradaTakao Ota
    • B29C4516
    • B29C45/1643B29B2911/1402B29B2911/14026B29B2911/1404B29B2911/1408B29B2911/14086B29B2911/14093B29B2911/1412B29B2911/14126B29B2911/14146B29B2911/14153B29B2911/14593B29B2911/14653B29B2911/14713B29C45/1603B29C45/1646
    • An injection molding apparatus for injection molding a multi-layered article, which comprises; (a) a mold having a cavity block provided with a cavity and a hot runner block, (b) at least a first injection cylinder and a second injection cylinder, (c) a first resin-flow-passage for connecting an inside of the first injection cylinder and the cavity, and (d) a second resin-flow-passage for connecting an inside of the second injection cylinder and the cavity, the injection molding apparatus having a structure in which those portions of the first and second resin-flow-passages which are located within the mold are provided in the hot runner block, and the first resin-flow-passage and the second resin-flow-passage meet with each other in a junction portion upstream to a gate portion opened to the cavity, the injection molding apparatus being provided with back flow means for letting first molten resin in the first resin-flow-passage flow into the second resin-flow-passage after second molten resin is injected into the cavity through the second resin-flow-passage, the back flow means being operable with a pressure which the first molten resin in the first resin-flow-passage exerts on second molten resin in the second resin-flow-passage.
    • 一种注射成型多层制品的注射成型装置,包括: (a)模具,其具有设置有空腔的模腔和热流道块,(b)至少第一注射缸和第二注射缸,(c)第一树脂流动通道,用于连接 第一注射筒和所述腔,以及(d)用于连接所述第二注射筒和所述腔的内部的第二树脂流动通道,所述注射成型装置具有这样的结构,其中所述第一和第二树脂流的那些部分 位于模具内的通道设置在热流道块中,并且第一树脂流动通道和第二树脂流动通道在与空腔相通的门部分的上游的接合部分中相互相接, 注射成型装置设置有后流动装置,用于使第一树脂流通道中的第一熔融树脂通过第二树脂流动通道将第二熔融树脂注入到空腔中之后流入第二树脂流动通道, 回流装置 可在第一树脂流动通道中的第一熔融树脂在第二树脂流动通道中的第二熔融树脂上施加的压力下操作。
    • 23. 发明授权
    • Multi-layer film
    • 多层胶片
    • US5955180A
    • 1999-09-21
    • US956911
    • 1997-10-23
    • Masahiro HaradaMakoto TakahashiKatsuya MaruyamaKatsuyuki Murai
    • Masahiro HaradaMakoto TakahashiKatsuya MaruyamaKatsuyuki Murai
    • B32B27/34
    • B32B27/34Y10S428/91Y10T428/24942Y10T428/2495Y10T428/24959Y10T428/31725Y10T428/31728Y10T428/31732Y10T428/31739Y10T428/31743Y10T428/3175
    • The invention relates to a multi-layer film comprising a layer (A) made of a polyamide (a), a layer (B) made of a mixed polyamide (b.sub.3) of a polyamide (b.sub.1) and an aliphatic polyamide (b.sub.2), a layer (C) made of an adhesive polyolefin (c.sub.1) or a mixed resin (c.sub.3) of an adhesive polyolefin (c.sub.1) and a polyolefin (c.sub.2), and a layer (D) made of a polyolefin (d), whereinthe layer constitution is such that the layers are arranged in order of the layer (A)/the layer (B)/the layer (C)/the layer (D), andthe layer (B) is made of a mixed polyamide (b.sub.3) made up of 60 to 95% by weight of a polyamide (b.sub.1) obtained from a diamine comprising 70 mol % or more of meta-xylylenediamine and a dicarboxyic acid comprising 70 mol % or more of an .alpha.,.omega.-aliphatic dicarboxylic acid having 6 to 12 carbon atoms and 40 to 5% by weight of an aliphatic polyamide (b.sub.2) having a semicrystallization time of 30 sec or less at 160.degree. C. and a solubility parameter (SP value) of 13.+-.1.5.
    • 本发明涉及一种多层膜,其包含由聚酰胺(a)制成的层(A),由聚酰胺(b1)和脂族聚酰胺(b2)的混合聚酰胺(b3)制成的层(B) 由粘合剂聚烯烃(c1)或粘合剂聚烯烃(c1)和聚烯烃(c2)的混合树脂(c3)和由聚烯烃(d)制成的层(D))制成的层(C),其中 层构成为层(A)/层(B)/层(C)/层(D)的顺序排列,层(B)由混合聚酰胺(b3) )由60至95重量%的由包含70摩尔%以上间苯二甲胺的二胺和包含70摩尔%以上的α,ω-脂族二羧酸的二羧酸得到的聚酰胺(b1) 6〜12个碳原子和40〜5重量%的在160℃下半结晶时间为30秒以下的脂肪族聚酰胺(b2),溶解度参数(SP值)为13 +/- 1.5。
    • 24. 发明申请
    • VEHICLE DOOR STRUCTURE
    • 车门结构
    • US20140292022A1
    • 2014-10-02
    • US14361091
    • 2012-07-24
    • Katsuya MaruyamaYoshio OjimaTaketo Fukuhara
    • Katsuya MaruyamaYoshio OjimaTaketo Fukuhara
    • B60J5/04B60J5/06
    • B60J5/047B60J5/0479B60J5/06
    • A vehicle door panel, which can prevent a slide-openable door panel from deviating from a swing-openable door panel when the swing-openable door panel is opened, is provided. The vehicle door structure 10 includes a slide door panel 14, a swing door panel 16, a slide mechanism 18 and a hinge mechanism 20, and includes a lock mechanism 22 for locking the slide door panel 14 to the swing door panel 16 when the swing door panel 16 is opened. The lock mechanism 22 is configured by a locking portion 50 installed in the swing door panel 16 and protruding toward the slide door panel 16 when the swing door panel 16 is opened, and an opening portion 60 installed in the slide door panel 14 and locked by the locking portion 50 when the swing door panel 16 is opened.
    • 提供一种车门面板,其可以防止在可打开的门面板打开时可滑动的门板偏离可摆放的门板。 车门结构10包括滑动门板14,摆动门板16,滑动机构18和铰链机构20,并且包括锁定机构22,用于当摆动时将滑动门板14锁定到摆动门板16上 门板16打开。 锁定机构22由安装在摆动门板16中的锁定部50构成,并且当摆动门板16打开时朝向滑动门板16突出,并且开口部60安装在滑动门板14中并被 当摆门板16打开时的锁定部分50。
    • 25. 发明授权
    • Multi-layer bottle
    • 多层瓶
    • US08778470B2
    • 2014-07-15
    • US12160469
    • 2007-01-15
    • Jun MitaderaKatsuya MaruyamaKazunobu MaruoTomonori Kato
    • Jun MitaderaKatsuya MaruyamaKazunobu MaruoTomonori Kato
    • B32B1/02C08F283/04
    • B32B1/02B29B2911/14053B29B2911/14066B29B2911/1408B29B2911/14093B29B2911/1412B29B2911/14126B29B2911/14146B29B2911/14153B29C49/06B29C49/221B29K2067/00B32B27/08B32B27/34B32B27/36B65D1/0215C08L77/00C08L77/06C08L2205/02Y10T428/1352Y10T428/1379C08L2666/20
    • There is provided a multilayer bottle including outermost and innermost layers each made mainly of a polyester (A) and at least one barrier layer interposed between the outermost and innermost layers. The polyester (A) is a thermoplastic resin obtained by polymerizing a dicarboxylic acid component containing 80 mol % or more of terephthalic acid with a diol component containing 80 mol % or more of ethylene glycol. The barrier layer is composed of a polyamide (B) and a polyamide (C). The polyamide (B) is obtained by polycondensing a diamine component containing 70 mol % or more of m-xylylenediamine with a dicarboxylic acid component containing 70 mol % or more of an α,ω-linear aliphatic dicarboxylic acid having 4 to 20 carbon atoms. The polyamide (C) has a higher saturation water content than that of the polyamide (B) as measured at 23° C. and 50% RH under 1 atm, and a content of the polyamide (C) in the barrier layer is 20% by weight or less on the basis of a weight of the barrier layer. The multilayer bottle hardly suffers from delamination upon dropping or upon exposure to impact and, therefore, is not required to have a shape with less irregularities or less bends for preventing the delamination, and further has a large freedom of design choice.
    • 提供了包括最外层和最内层的多层瓶,它们分别由聚酯(A)和至少一个介于最外层和最内层之间的阻挡层制成。 聚酯(A)是通过使含有80摩尔%以上的对苯二甲酸的二羧酸成分与含有80摩尔%以上的乙二醇的二醇成分聚合而得到的热塑性树脂。 阻挡层由聚酰胺(B)和聚酰胺(C)组成。 聚酰胺(B)通过将含有70摩尔%以上的间苯二甲胺的二胺成分与含有70摩尔%以上的具有4〜20个碳原子的α,ω-直链脂肪族二羧酸的二羧酸成分缩聚而获得。 聚酰胺(C)在23℃,50%RH,1atm以下测定的聚酰胺(B)的饱和水分含量较高,阻挡层中聚酰胺(C)的含量为20% 以阻挡层的重量为基准。 多层容器在滴下或暴露于冲击时几乎不会发生分层,因此不需要具有较少的不规则形状或较少弯曲的形状,以防止分层,并且还具有大的设计自由度。
    • 28. 发明授权
    • Injection molding apparatus for molding multi-layered articles
    • 用于成型多层制品的注塑设备
    • US06322344B1
    • 2001-11-27
    • US09158537
    • 1998-09-22
    • Katsuya MaruyamaTakeshi HaraYoshihiro TeradaTakao Ota
    • Katsuya MaruyamaTakeshi HaraYoshihiro TeradaTakao Ota
    • B29C4513
    • B29C45/1643B29B2911/1402B29B2911/14026B29B2911/1404B29B2911/1408B29B2911/14086B29B2911/14093B29B2911/1412B29B2911/14126B29B2911/14146B29B2911/14153B29B2911/14593B29B2911/14653B29B2911/14713B29C45/1603B29C45/1646
    • An injection molding apparatus for injection molding a multi-layered article is disclosed. The apparatus comprises; (a) a mold having a cavity block provided with a cavity and a hot runner block, (b) at least a first injection cylinder and a second injection cylinder, (c) a first resin-flow-passage for connecting an inside of the first injection cylinder and the cavity, and (d) a second resin-flow-passage for connecting an inside of the second injection cylinder and the cavity. The injection molding apparatus has a structure in which those portions of the first and second resin-flow-passages which are located within the mold are provided in the hot runner block, and the first resin-flow-passage and the second resin-flow-passage meet with each other in a junction portion upstream to a gate portion opened to the cavity. The injection molding apparatus is provided with a back flow device for letting first molten resin in the first resin-flow-passage flow into the second resin-flow-passage after second molten resin is injected into the cavity through the second resin-flow-passage. The back flow device is operable in response to pressure which the first molten resin in the first resin-flow-passage exerts on second molten resin in the second resin-flow-passage.
    • 公开了一种注射成型多层制品的注射成型装置。 该装置包括: (a)模具,其具有设置有空腔的模腔和热流道块,(b)至少第一注射缸和第二注射缸,(c)第一树脂流动通道,用于连接 第一注射缸和空腔,以及(d)用于连接第二注射缸和腔的内部的第二树脂流动通道。 注射成型装置具有这样的结构,其中位于模具内的第一和第二树脂流动通道的那些部分设置在热流道块中,并且第一树脂流动通道和第二树脂流动通道的第二树脂流动通道, 通道在开口于腔的门部分的上游的接合部分中相互相遇。 注射成型装置设置有后向流动装置,用于在第二树脂流动通道中将第一熔融树脂通过第二树脂流动通道注入第二树脂流动通道之后进入第二树脂流动通道 。 回流装置可响应于第一树脂流动通道中的第一熔融树脂在第二树脂流动通道中的第二熔融树脂上施加的压力而操作。
    • 29. 发明授权
    • Polyamide resin composition
    • 聚酰胺树脂组合物
    • US6166171A
    • 2000-12-26
    • US259611
    • 1999-03-01
    • Koji YamamotoMakoto TakahashiHisashi ShimazakiKatsuya Maruyama
    • Koji YamamotoMakoto TakahashiHisashi ShimazakiKatsuya Maruyama
    • C08G69/30C08G69/48C08K5/098C08K5/20C08G73/10B32B27/00C08L77/00
    • C08K5/098C08G69/30C08G69/48C08K5/20Y10T428/31725Y10T428/31728Y10T428/31732C08L77/00
    • A polyamide resin composition comprising 100 parts by weight of a polyamide resin and 0.005 to 1.0 part by weight of at least one compound selected from the group consisting of a metal salt of a fatty acid, a diamide compound and a diester compound. The polyamide resin is obtained by solid phase-polymerizing a polyamide resin prepared by melt-polymerizing a diamine component containing 70 mol % or more of metaxylylenediamine and a dicarboxylic acid component containing 70 mol % or more of adipic acid, and preferably has a relative viscosity of 2.3 to 4.2 when measured at 25.degree. C. using a solution of 1 g polyamide resin in 100 ml of 96% sulfuric acid. By adding at least one compound selected from the group consisting of the specific metal salt of fatty acid, the diamide compound and the diester compound to a solid phase-polymerized polyamide resin, shaped articles such as films, sheets and hollow containers made of the solid phase-polymerized polyamide are improved in the resistance to whitening during storage tinder a high humid condition, upon contacting with water or boiling water, or upon heating to a glass transition temperature or higher.
    • 一种聚酰胺树脂组合物,其包含100重量份的聚酰胺树脂和0.005-1.0重量份的至少一种选自脂肪酸的金属盐,二酰胺化合物和二酯化合物的化合物。 聚酰胺树脂通过使通过熔融聚合含有70摩尔%以上的间苯二甲胺的二胺成分和含有70摩尔%以上己二酸的二羧酸成分制备的聚酰胺树脂进行固相聚合而获得,优选具有相对粘度 在25℃下使用1g聚酰胺树脂在100ml 96%硫酸中的溶液测量为2.3至4.2。 通过将至少一种选自脂肪酸的特定金属盐,二酰胺化合物和二酯化合物的化合物的化合物加入到固相聚合的聚酰胺树脂中,成型制品如由固体制成的膜,片和中空容器 相变聚酰胺在储存期间抗白化性提高,在高湿度条件下,与水或沸水接触时,或加热至玻璃化转变温度或更高时。