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    • 2. 发明专利
    • Resin laminate and its manufacturing method
    • 树脂层压板及其制造方法
    • JP2008238760A
    • 2008-10-09
    • JP2007086388
    • 2007-03-29
    • Toyoda Gosei Co Ltd豊田合成株式会社
    • MIZUNO KATSUTOSHISHICHIDA HIROAKIMIWA HAJIME
    • B32B27/40B29C39/12B29K75/00B29K105/20B29L9/00B32B5/18B32B27/32C08G18/62C08G101/00
    • PROBLEM TO BE SOLVED: To provide a resin laminate capable of ensuring the sufficient adhesiveness of an olefinic resin layer and a formed urethane resin layer even if surface treatment is not performed, and its manufacturing method.
      SOLUTION: The resin laminate is manufactured by setting olefinic resin layers 21 and 23 in a mold to heat the mold and molding a foamed urethane resin layer 22 by injecting a mixture of polyurethane material components, which is composed of a modified polyolefin resin (A) obtained by modifying a polyolefin resin with at least a compound selected from unsaturated carboxylic acids, etc. so that the modification quantity of the polyolefin resin is 0.1-below 50 mass%, a polyol compound (B) with a viscosity of 1,000-below 10,000 mPa s and a polyol compound (C) and characterized in that the mass ratio [(B+C)/A] of the sum total amount of the polyol compound and the polyisocyanate compound and the modified polyolefin resin is 95/5-65/35, in the mold.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供即使没有进行表面处理也能够确保烯烃树脂层和形成的聚氨酯树脂层的充分粘着性的树脂层压体及其制造方法。 解决方案:通过将烯烃树脂层21和23在模具中设置以加热模具并通过注入由改性聚烯烃树脂构成的聚氨酯材料组分的混合物来模塑发泡聚氨酯树脂层22来制造树脂层压体 (A),使至少使用选自不饱和羧酸等的化合物改性聚烯烃树脂而得到的聚烯烃树脂的改性量为0.1质量%以下,粘度为1,000以下的多元醇化合物(B) - 低于10,000mPa·s和多元醇化合物(C),其特征在于多元醇化合物和多异氰酸酯化合物和改性聚烯烃树脂的总和的质量比为[(B + C)/ A]为95/5 -65/35,在模具中。 版权所有(C)2009,JPO&INPIT
    • 3. 发明专利
    • Manufacturing method for injection-molded product
    • 注塑制品的制造方法
    • JP2005153232A
    • 2005-06-16
    • JP2003392760
    • 2003-11-21
    • Toyoda Gosei Co Ltd豊田合成株式会社
    • YAMADA TATSUOMIZUNO KATSUTOSHIUENO TATSUHIRO
    • B60K37/00B29C45/17B29C45/37B29L31/58B60R21/20B60R21/2165
    • PROBLEM TO BE SOLVED: To provide a manufacturing method for an injection-molded product capable of eliminating gloss irregularity easy to occure on the surface of a linear thin-walled part (also including a dotted line-like one) without almost accompanying an increase in the number of manufacturing processes.
      SOLUTION: This manufacturing method for the injection-molded product is suitable for manufacturing a car trim product equipped with a lid body part for ejecting an air bag such as an instrument panel or the like for a car. The injection-molded product is formed into a substantially single-layered constitution molded from an air bag hard resin material and has an embossed surface on its surface side and the linear thin-walled part such as a tear line TL or the like due to weight reduction from the back side of the injection-molded product. The embossed surface is shaped by a mold surface and the linear thin-walled part is formed by a thin-walled part forming projection to mold/demold the injection molded product. Thereafter, swelling treatment due to the coating with an organic solvent is applied to the surface side including the linear thin-walled part of the injection molded product to make the gloss irregularity caused in the linear thin-walled part inconspicuous.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种能够消除线性薄壁部分(也包括虚线状的部分)的表面上容易发生的光泽不均匀性的注射成型产品的制造方法,而几乎不伴随 制造工艺数量的增加。 解决方案:该注射成型产品的制造方法适用于制造具有用于排出汽车用仪表板等气囊的盖体部的汽车装饰品。 注塑产品形成为由气囊硬质树脂材料成型的基本单层结构,并且其表面具有压花表面,并且由于重量而具有诸如撕裂线TL等的线状薄壁部分 从注塑产品的背面减少。 压花表面由模具表面成形,线状薄壁部分由薄壁部分形成突起形成,以模制/脱模注模产品。 此后,由于用有机溶剂进行的涂布而进行的溶胀处理被施加到包含注塑产品的线状薄壁部分的表面侧,使得在线性薄壁部分引起的光泽不均匀性不显着。 版权所有(C)2005,JPO&NCIPI
    • 4. 发明专利
    • Polyurethane material and its manufacturing method
    • 聚氨酯材料及其制造方法
    • JP2008238761A
    • 2008-10-09
    • JP2007086389
    • 2007-03-29
    • Nippon Paper Chemicals Co LtdToyoda Gosei Co Ltd日本製紙ケミカル株式会社豊田合成株式会社
    • MIZUNO KATSUTOSHISHICHIDA HIROAKIMIWA HAJIMEFUJINO KENICHIYADA MINORU
    • B32B27/40B32B5/18B32B27/32C08G18/62
    • PROBLEM TO BE SOLVED: To provide a polyurethane material capable of ensuring the adhesiveness with an olefinic resin not subjected to surface treatment, and its manufacturing method.
      SOLUTION: The components of the polyurethane material being the constituent material of a foamed urethane resin 20 are composed of a modified polyolefin resin (A), which is obtained by modifying a polyolefin resin with at least a compound selected from an unsaturated carboxylic acid, etc. and characterized in that the modification quantity of the polyolefin resin is 0.1-below 50 mass% with respect to the amount of the polyolefin resin, a polyol compound (B) such as polyether polyol or the like of which the viscosity is 1,000-below 10,000 mPa s and a polyisocyanate compound (C), and the mass ratio [(B+C)/A] of the sum total amount of the polyol compound and the polyisocyanate compound and the modified polyolefin resin is 95/5-65/35.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种能够确保与不进行表面处理的烯烃树脂的粘合性的聚氨酯材料及其制造方法。 解决方案:作为泡沫聚氨酯树脂20的构成材料的聚氨酯材料的组分由改性聚烯烃树脂(A)组成,该改性聚烯烃树脂通过用至少一种选自不饱和羧酸的化合物改性聚烯烃树脂 酸等,其特征在于聚烯烃树脂的改性量相对于聚烯烃树脂的量为0.1质量%以下,多元醇化合物(B)如聚醚多元醇等,粘度为 1,000〜10,000mPa s以下的多异氰酸酯化合物(C),多元醇化合物和多异氰酸酯化合物与改性聚烯烃树脂的总量的质量比[(B + C)/ A]为95 / 65/35。 版权所有(C)2009,JPO&INPIT
    • 6. 发明专利
    • Soft pad, product with soft pad, and method for producing them
    • 软垫,软垫产品及其生产方法
    • JP2007253367A
    • 2007-10-04
    • JP2006077848
    • 2006-03-20
    • Toyoda Gosei Co Ltd豊田合成株式会社
    • MIZUNO KATSUTOSHISHICHIDA HIROAKIMIWA HAJIME
    • B29C39/10B29K23/00B29K75/00B29K105/04B29L31/58B32B5/18B32B27/32B32B27/40
    • PROBLEM TO BE SOLVED: To provide a soft pad which can secure adhesion properties between a skin of TPO and a cushioning sponge layer of a PU foamed material even when it is not subjected to surface treatment and reduce material costs, processing costs, and labor because of a high yield of the TPO material of the skin and a product with the soft pad.
      SOLUTION: The product with the soft pad 20 is made of a laminate. In the laminate, a substrate 21, the cushioning sponge layer 23 molded from the PU foamed material added with 8-25 mass% of a polyester polyol having 10-40 ester groups and 2-4C alkyl groups in the side chains which is arranged on the substrate 21, an olefin resin having a crystallization temperature of 110-120°C which is a hard segment on the cushioning sponge layer 23, and the skin 22 molded from the TPO which contains rubber of a soft segment as a main component and is added with 8-30 mass% of maleic anhydride-modified PP are bonded directly without using an adhesive.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种软垫,即使在不进行表面处理并且降低材料成本,加工成本的情况下,也能够确保TPO的皮肤与PU发泡体的缓冲海绵层之间的粘合性, 并且由于皮肤的TPO材料的高产量和具有软垫的产品而劳动。 解决方案:具有软垫20的产品由层压制成。 在层压体中,基材21由PU发泡体成型的缓冲海绵层23,在侧链中添加8-25质量%的具有10-40个酯基和2-4个C烷基的聚酯多元醇, 基材21,作为缓冲海绵层23上的硬链段的结晶化温度为110-120℃的烯烃树脂和由含有软链段橡胶作为主要成分的TPO模塑的表皮22, 加入8-30质量%的马来酸酐改性PP直接粘合而不使用粘合剂。 版权所有(C)2008,JPO&INPIT
    • 7. 发明专利
    • Method for producing molding
    • 生产模具的方法
    • JP2006088542A
    • 2006-04-06
    • JP2004277507
    • 2004-09-24
    • Toyoda Gosei Co Ltd豊田合成株式会社
    • UENO TATSUHIROMUKAI HIROSHISHIGENO KAZUMICHIUENO KOICHISHICHIDA HIROAKIMIZUNO KATSUTOSHI
    • B29C45/17B29C45/26B29L9/00
    • B29C45/0025B29C2045/0032
    • PROBLEM TO BE SOLVED: To provide a method for producing a molding which can improve productivity as well as a yield.
      SOLUTION: In a process for molding the skin of an instrument panel as the molding, a skin molding material 36 having a fluidity in a spiral flow of 20-70 cm is injected under the same injection pressure from a first gate 34 and a second gate 35 into a skin molding cavity 33 formed by a skin molding fixed mold 31 and a skin molding movable mold 32 to mold the skin. In this process, a contact part 32b as a leakage suppressing part for suppressing the leakage of the skin molding material 36 from the cavity 33 is set up. In the fixed mold 31, the first and second gates 34 and 35 are arranged so that the first gate 34 is closer to the contact part 32b than the second gate 35. When the skin molding material 36 is injected, the injection from the second gate 35 precedes that from the first gate 34.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 待解决的问题:提供一种能够提高生产率和产率的模制品的制造方法。 解决方案:在用于模制作为模制件的仪表板的表皮的工艺中,在相同的注射压力下从第一浇口34注入具有20-70cm的螺旋流动的流动性的表皮模制材料36, 由皮肤成型固定模31形成的皮肤模制腔33的第二浇口35和用于模制皮肤的皮肤模制活动模32。 在这个过程中,建立了一个用于抑制外壳模制材料36从空腔33泄露的泄漏抑制部分的接触部分32b。 在固定模具31中,第一和第二门34和35被布置成使得第一栅极34比第二栅极35更靠近接触部分32b。当注入表皮成型材料36时,从第二栅极 在第一门34之前。35.版权所有(C)2006年,JPO&NCIPI
    • 8. 发明专利
    • Natural fiber-reinforced polyester material
    • 天然纤维增强聚酯材料
    • JP2005272783A
    • 2005-10-06
    • JP2004092288
    • 2004-03-26
    • Toyoda Gosei Co Ltd豊田合成株式会社
    • MIZUNO KATSUTOSHIHORIBA YUKIHIKO
    • C08L67/00C08K3/34C08L101/16
    • PROBLEM TO BE SOLVED: To provide a natural fiber-reinforced polyester material with excellent mold releasability, heat resistance and stiffness.
      SOLUTION: The natural fiber-reinforced polyester material contains an aliphatic polyester and pulp, and further contains a layered silicate. The natural fiber-reinforced polyester material is composed of 100 pts.wt. of the aliphatic polyester and 10-50 pts.wt. of the pulp and 1-10 pts.wt. of the layered silicate. The aliphatic polyester is preferably a polylactic acid and/or a polybutylene succinate. The natural fiber-reinforced polyester material preferably contains 5-30 pts.wt. of an elastomer to 100 pts.wt. of the aliphatic polyester.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供具有优异的脱模性,耐热性和刚度的天然纤维增强聚酯材料。 解决方案:天然纤维增强聚酯材料含有脂肪族聚酯和纸浆,并且还含有层状硅酸盐。 天然纤维增强聚酯材料由100重量份 的脂肪族聚酯和10-50重量份 的纸浆和1-10重量份 的层状硅酸盐。 脂肪族聚酯优选为聚乳酸和/或聚丁二酸丁二醇酯。 天然纤维增强聚酯材料优选含有5-30重量份 的弹性体至100重量份 的脂肪族聚酯。 版权所有(C)2006,JPO&NCIPI
    • 9. 发明专利
    • Molded product manufacturing method
    • 模制产品制造方法
    • JP2005144702A
    • 2005-06-09
    • JP2003381530
    • 2003-11-11
    • Toyoda Gosei Co Ltd豊田合成株式会社
    • ITO TATSUROMIZUNO KATSUTOSHI
    • B29C45/78B29K79/00
    • PROBLEM TO BE SOLVED: To provide a molded product manufacturing method capable of obtaining a molded product having high heat resistance and high strength and capable of demolding the same without damaging the dimensional precision and appearance quality of the molded product.
      SOLUTION: After a molten resin based on polylactic acid is injected in a cavity, an annealing process for heating the molten resin for a predetermined time while holding the temperature of the cavity to 90-130°C is performed. Thereafter, a takeout process for lowering the surface temperature of the cavity to the below glass transition temperature of polylactic acid to take out the resin molded product comprising the a polylactic acid resin from the cavity is performed.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种能够获得具有高耐热性和高强度并且能够使其脱模而不损害模制产品的尺寸精度和外观质量的模制产品的模制产品制造方法。 解决方案:将在将聚乳酸的熔融树脂注射到空腔中之后,进行用于将熔融树脂加热预定时间并将空腔的温度保持在90-130℃的退火处理。 此后,进行将空腔的表面温度降低到聚乳酸的低于玻璃化转变温度以从腔体中取出包含聚乳酸树脂的树脂成形体的取出工序。 版权所有(C)2005,JPO&NCIPI