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1. 发明专利

JP2008179063A Laminated foam sheet and manufacturing method thereof 有权
标题翻译：层压泡沫板及其制造方法
公开(公告)号：JP2008179063A
公开(公告)日：2008-08-07
申请号：JP2007014502
申请日：2007-01-25
申请人： Sekisui Plastics Co Ltd , 積水化成品工業株式会社
发明人： ASADA HIDESHI , DOJO MASAMI , ANAMI SHINICHI
IPC分类号： B29C47/06 , B29C47/20 , B29K23/00 , B29K105/04 , B29L9/00 , B29L23/00 , B32B5/18 , B32B27/18 , B32B27/32
摘要： PROBLEM TO BE SOLVED: To provide a laminated foam sheet excellent in lightweightness and antistatic performance.
SOLUTION: In the manufacturing method of the laminated foam sheet A, a polypropylene resin is molten and kneaded to obtain a foamed polypropylene resin, while an antistatic resin composition which contains a polyolefin resin containing an ethylene-propylene random copolymer of 50-90 wt.%, a high-density polyethylene of 10-50 wt.%, and an ethylene-propylene random copolymer and/or a propylene homopolymer of 0-20 wt.%, and an antistatic agent is molten and kneaded to co-extruded foam. A cylindrical foam body composed of a cylindrical foam layer formed by foaming a foamed polypropylene resin and a cylindrical antistatic layer made of the antistatic resin composition integrally overlying the inner surface of the foam layer is manufactured and the cylindrical foam body is supplied to a mandrel, and cooled to develop the cylindrical foam body.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供轻质性和抗静电性能优异的层压发泡体片材。解决方案：在层压发泡片材A的制造方法中，将聚丙烯树脂熔融捏合以获得发泡聚丙烯树脂，而含有含有50-乙烯 - 90重量％，10-50重量％的高密度聚乙烯和0-20重量％的乙烯 - 丙烯无规共聚物和/或丙烯均聚物，以及抗静电剂熔融捏合，挤出泡沫。制造由通过使发泡聚丙烯树脂发泡而形成的圆柱形泡沫层和由整体上覆盖在泡沫层的内表面上的抗静电树脂组合物制成的圆柱形防静电层的圆柱形泡沫体，并将圆柱形泡沫体供应到心轴，并冷却以形成圆柱形泡沫体。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2006265526A Modified polyphenylene ether-based resin foamed sheet and method for producing the same, and method for producing modified polyphenylene ether-based resin laminated foamed sheet 审中-公开
标题翻译：改性聚苯乙烯基树脂发泡片及其制造方法，以及生产改性聚苯乙烯基树脂层压发泡片材的方法
公开(公告)号：JP2006265526A
公开(公告)日：2006-10-05
申请号：JP2006025892
申请日：2006-02-02
申请人： Sekisui Plastics Co Ltd , 積水化成品工業株式会社
发明人： UENO HIROYUKI , DOJO MASAMI , YAMAGUCHI KATSUMI , IWATA MASAYOSHI
IPC分类号： C08J9/14 , B32B5/18 , B32B27/00
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a modified polyphenylene ether-based resin foamed sheet reduced in toluene and styrene-based monomer content.
SOLUTION: The method for producing the modified polyphenylene ether-based resin foamed sheet comprises the following process: An extruder is incorporated with 0.05-5.0 pts.wt. of at least one compound selected from the group consisting of maleic anhydride, divinylbenzene and citric acid based on 100 pts.wt. of a modified polyphenylene ether-based resin to reduce the amounts of toluene and styrene-based monomers in the resin, thus reducing the amounts of the toluene and the styrene-based monomers in the final modified polyphenylene ether-based resin foamed sheet. Therefore, the environment during conditioning, storing or using the foamed sheet can be maintained well.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：待解决的问题：提供还原在甲苯中的改性聚苯醚类树脂发泡片材和苯乙烯类单体含量的制备方法。解决方案：改性聚苯醚类树脂发泡片材的制造方法包括以下工序：挤出机中加入0.05〜5.0重量份的至少一种选自马来酸酐，二乙烯基苯和柠檬酸的化合物，基于100重量份。的改性聚苯醚类树脂，以减少树脂中甲苯和苯乙烯类单体的量，从而减少最终改性聚苯醚类树脂发泡片中甲苯和苯乙烯类单体的量。因此，可以保持调理，储存或使用发泡片材时的环境。版权所有（C）2007，JPO＆INPIT

3. 发明专利

JP2005212316A Method and apparatus for producing thermoplastic resin sheet 审中-公开
标题翻译：生产热塑性树脂片的方法和装置
公开(公告)号：JP2005212316A
公开(公告)日：2005-08-11
申请号：JP2004022827
申请日：2004-01-30
申请人： Sekisui Plastics Co Ltd , 積水化成品工業株式会社
发明人： DOJO MASAMI , UCHINO SANJI , HARADA MASAMITSU
IPC分类号： B29C47/86 , B29C47/22
摘要： PROBLEM TO BE SOLVED: To obtain a resin sheet homogeneous and uniform in thickness by a simple adjustment without finely tuning its thickness by a slit gap adjustment bolt which is apt to reveal a difference in operator's skill. SOLUTION: The vicinity of the opening 111 of an annular slit die 100, while being cooled by cooling air 110 supplied from the outlet 108 of a first air ring 107 for cooling an annular die 102 formed on the periphery of the annular die 102 into a plurality of cooling holes 105 formed between heaters 106 along the periphery of an annular slit 101, is heated by a plurality of heaters 106 set along the periphery of the annular slit 101. The temperature of an annular die tip is adjusted by the cooling air 110 and the heaters 106, and the resin sheet 2 extruded from the opening 111 of the annular slit die 100 is cooled by cooling air supplied from the outlet 301 of second air ring 300 to the vicinity of the opening 111. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了通过简单的调整获得厚度均匀且均匀的树脂片，无需通过狭缝间隙调节螺栓精细调整其厚度，该狭缝间隙调节螺栓易于显示操作者的技能差异。解决方案：环形狭缝模具100的开口111附近，同时被从第一空气环107的出口108供应的冷却空气110冷却，用于冷却形成在环形模具周边的环形模具102 102沿着环形狭缝101的周边形成在加热器106之间形成的多个冷却孔105被沿着环形狭缝101的周边设置的多个加热器106加热。环形模头的温度由冷却空气110和加热器106以及从环形狭缝模具100的开口111挤出的树脂片材2被从第二空气环300的出口301供给到开口111附近的冷却空气冷却。版权所有（C）2005，JPO＆NCIPI

4. 发明专利

JP2005240031A Modified polyphenylene ether-based resin foam sheet, substrate for car interior material and car interior material 审中-公开
标题翻译：改性聚苯乙烯基树脂泡沫板，汽车内部材料和汽车内部材料用基材
公开(公告)号：JP2005240031A
公开(公告)日：2005-09-08
申请号：JP2005020362
申请日：2005-01-27
申请人： Sekisui Plastics Co Ltd , 積水化成品工業株式会社
发明人： UENO HIROYUKI , YAMAGUCHI KATSUMI , DOJO MASAMI
IPC分类号： C08J9/04 , B32B5/18 , B32B27/00
摘要： PROBLEM TO BE SOLVED: To provide a modified polyphenylene ether-based resin foam sheet excellent in environmental sanitation, especially, suitably usable in applications of car interior materials. SOLUTION: The modified polyphenylene ether-based resin foam sheet is obtained by supplying modified polyphenylene ether-based resin to an extruder, melt-kneading and extruding from the extruder to foam, wherein toluene content in the modified polyphenylene ether-based resin foam sheet is ≤100 ppm based on the total weight of the modified polyphenylene ether-based resin foam sheet. The resin foam sheet can keep the environment good in curing, storage or use. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供环境卫生特性优异的改性聚苯醚系树脂发泡体片材，特别适用于汽车内饰材料的应用。解决方案：改性聚苯醚系树脂发泡体片通过将改性聚苯醚类树脂供给到挤出机中，从挤出机熔融捏合和挤出成泡沫得到，其中改性聚苯醚系树脂中的甲苯含量泡沫片基于改性聚苯醚系树脂发泡体片材的总重量为≤100ppm。树脂发泡片可以保持环境良好的固化，储存或使用。版权所有（C）2005，JPO＆NCIPI

5. 发明专利

JP2004292078A Foamed sheet overlap preventing mechanism 审中-公开
公开(公告)号：JP2004292078A
公开(公告)日：2004-10-21
申请号：JP2003083746
申请日：2003-03-25
申请人： Sekisui Plastics Co Ltd , 積水化成品工業株式会社
发明人： DOJO MASAMI , ISHIDA SHINJI
IPC分类号： B65H23/26 , B65H23/16
摘要： PROBLEM TO BE SOLVED: To provide a foamed sheet overlap preventing mechanism for winding divided foamed sheets formed by dividing a foamed sheet in two in the width direction on a winding shaft while keeping them in a mutually separated condition. SOLUTION: The foamed sheet overlap preventing mechanism 1 is arranged midways in carrying the divided foamed sheets S1 formed by dividing the foamed sheet S in two with a cutter 3 to the winding shaft. Since it comprises a spindle-shaped thrusting member 5 for thrusting the two divided foamed sheets S1, S1 in the condition of ranging over between the opposed ends of the divided foamed sheets S1 to separate the divided foamed sheets S1, S1 from each other and a supporting member 4 for keeping the thrusting member 5 in the condition of thrusting the divided foamed sheets S1, S1 while adjusting the thrust of the thrusting member 5 on the divided foamed sheets S1, S1, the two divided foamed sheets can be wound on the winding shaft in the accurately separated condition. COPYRIGHT: (C)2005,JPO&NCIPI

6. 发明专利

JP2011195770A Heat resistant foamed sheet made of polystyrene-based resin and container 有权
标题翻译：聚苯乙烯树脂和容器的耐热泡沫板
公开(公告)号：JP2011195770A
公开(公告)日：2011-10-06
申请号：JP2010066607
申请日：2010-03-23
申请人： Sekisui Plastics Co Ltd , 積水化成品工業株式会社
发明人： UEDA KOJI , HARADA MASAMITSU , DOJO MASAMI
IPC分类号： C08J9/14 , B65D1/00 , B65D1/34 , B65D65/02 , B65D65/04
摘要： PROBLEM TO BE SOLVED: To provide a heat resistant foamed sheet made of a polystyrene-based resin, which has heat resistance higher than that of a conventional one by using a heat resistant polystyrene-based resin and appropriately adjusting bubble diameter, surface density and internal density of the foamed sheet, and to provide a container obtained by using the foamed sheet.SOLUTION: The heat resistant foamed sheet is made of a heat resistant polystyrene-based resin having a glass transition point of ≥110°C and characterized in that the average bubble diameter in the thickness direction is within the range of 0.20-0.35 mm and the number of bubbles per 1 mm in the thickness direction is ≥5.
摘要翻译：要解决的问题：提供一种由聚苯乙烯类树脂制成的耐热发泡片材，其通过使用耐热性聚苯乙烯类树脂具有比常规耐热性更高的耐热性，并适当调节气泡直径，表面密度和内部发泡片材的密度，并提供通过使用发泡片材获得的容器。解决方案：耐热发泡片材由玻璃化转变点≥110℃的耐热性聚苯乙烯类树脂制成，其特征在于，厚度方向的平均气泡直径在0.20-0.35mm的范围内，厚度方向每1mm的气泡数为≥5。

7. 发明专利

JP2008213359A Plug for manufacturing apparatus for plastic foam sheet and method for manufacturing plastic foam sheet 有权
标题翻译：用于制造塑料泡沫板的装置的制造方法和制造塑料泡沫片的方法
公开(公告)号：JP2008213359A
公开(公告)日：2008-09-18
申请号：JP2007055376
申请日：2007-03-06
申请人： Sekisui Plastics Co Ltd , 積水化成品工業株式会社
发明人： DOJO MASAMI , KINOSHITA TAKAYUKI , HARADA MASAMITSU
IPC分类号： B29C47/08 , B29K105/04
摘要： PROBLEM TO BE SOLVED: To provide a plug capable of decreasing taking-up resistance of a foam sheet, decreasing the number of cutting, simplifying the maintenance, stably manufacturing the foam sheet with a low magnification and with a high taking-up speed.
SOLUTION: In the plug used for a resin foam sheet manufacturing apparatus for manufacturing a resin foam sheet which extrudes and foams a molten mixture of a resin and a foaming agent melted and mixed in an extruder through a die fitted to the extruder into a low pressure region, and extends a foam intermediate obtained by foaming along the outer peripheral face of the plug, the plug for the manufacturing apparatus for the resin foam sheet is characterized in that a ceramic flame spraying part made by flame spraying a ceramic material is formed on the outer face of the plug.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供能够降低泡沫片的耐吸收性的插头，减少切割次数，简化维护，以低放大率和高吸收率稳定地制造泡沫片材速度。解决方案：在用于制造树脂发泡片的树脂发泡片制造装置的塞子中，该树脂发泡片材制造装置将通过装配到挤出机的模头在挤出机中熔融和混合的树脂和发泡剂的熔融混合物挤出和发泡，低压区域，并且通过沿插塞的外周面发泡得到的泡沫中间体延伸，用于树脂发泡体片材的制造装置的插头的特征在于通过火焰喷涂陶瓷材料制成的陶瓷火焰喷涂部件是形成在插头的外表面上。版权所有（C）2008，JPO＆INPIT

8. 发明专利

JP2008168523A Plug, polypropylene resin foamed sheet manufacturing apparatus, and polypropylene resin foamed sheet manufacturing method 审中-公开
标题翻译： PLUG，聚丙烯树脂泡沫板制造设备和聚丙烯树脂泡沫板制造方法
公开(公告)号：JP2008168523A
公开(公告)日：2008-07-24
申请号：JP2007004408
申请日：2007-01-12
申请人： Sekisui Plastics Co Ltd , 積水化成品工業株式会社
发明人： DOJO MASAMI , ASADA HIDESHI , ANAMI SHINICHI
IPC分类号： B29C47/20 , B29K23/00 , B29K105/04
摘要： PROBLEM TO BE SOLVED: To provide a plug by which a foamed sheet can be stably manufactured even in a polypropylene resin foamed sheet with low basic weight, a manufacturing apparatus and manufacturing method using the same.
SOLUTION: In the plug using in the polypropylene resin foamed sheet manufacturing apparatus equipped with an extruder melting and mixing a polypropylene resin and a foaming agent and extruding the molten mixture, an annular die secured to the ejection port of the extruder, and the plug cooling a foamed intermediate body extruded from the circular die while advancing the same along an outer peripheral face to manufacture the polypropylene resin foamed sheet, a plug outer face is subjected to a knurling process.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供即使在低基重的聚丙烯树脂发泡片材中也可以稳定地制造发泡片材的插头，制造装置和使用其的制造方法。解决方案：在使用具有熔融混合聚丙烯树脂和发泡剂并挤出熔融混合物的挤出机的聚丙烯树脂发泡片材制造装置中使用的塞子中，固定到挤出机的喷射口的环形模具，以及塞子冷却从圆形模具挤出的发泡中间体，同时使其沿外周面前进，制造聚丙烯树脂发泡片材，对塞子外表面进行滚花加工。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2008127537A Polystyrenic resin composition, polystyrenic resin kneaded product, method for producing the same and method for producing polystyrenic resin molded product 审中-公开
标题翻译：聚苯乙烯树脂组合物，聚苯乙烯树脂生产产品及其生产方法和生产聚苯乙烯树脂模制产品的方法
公开(公告)号：JP2008127537A
公开(公告)日：2008-06-05
申请号：JP2006317334
申请日：2006-11-24
申请人： Sekisui Plastics Co Ltd , 積水化成品工業株式会社
发明人： IWATA MASAYOSHI , UENO HIROYUKI , DOJO MASAMI
IPC分类号： C08L25/04 , C08K5/092
摘要： PROBLEM TO BE SOLVED: To provide a polystyrenic resin composition having a content of lower molecular weight components less than that of lower molecular weight component in the raw material polystyrenic resin.
SOLUTION: The polystyrenic resin composition comprises 100 pts.wt. polystyrenic resin and 0.1-8 pts.wt. citric acid. The composition can capture the lower molecular weight components originally included in the polystyrenic resin while inhibiting the generation of lower molecular weight components by preventing heat decomposition of the polystyrenic resin, thereby giving the polystyrenic resin kneaded product reduced in the amount of the lower molecular weight components to be less than that included in the raw material polystyrenic resin.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供在原料聚苯乙烯树脂中具有低于低分子量组分的低分子量组分含量的聚苯乙烯树脂组合物。解决方案：聚苯乙烯树脂组合物包含100重量份聚苯乙烯树脂和0.1-8重量份柠檬酸。组合物可以捕获原始包含在聚苯乙烯树脂中的较低分子量组分，同时通过防止聚苯乙烯树脂的热分解来抑制较低分子量组分的产生，从而使得聚苯乙烯树脂捏合产物的分子量较低的组分减少比原料聚苯乙烯树脂中所含的少。版权所有（C）2008，JPO＆INPIT

10. 发明专利

JP2007083572A Manufacturing method of modified polyphenylene ether type resin foam and circular die 有权
标题翻译：改性聚苯乙烯类树脂泡沫和圆形模具的制造方法
公开(公告)号：JP2007083572A
公开(公告)日：2007-04-05
申请号：JP2005275521
申请日：2005-09-22
申请人： Sekisui Plastics Co Ltd , 積水化成品工業株式会社
发明人： UENO HIROYUKI , DOJO MASAMI , YAMAGUCHI KATSUMI
IPC分类号： B29C47/20 , B29K71/00 , B29K105/04 , C08J9/14 , C08L71/12
CPC分类号： B29C44/507 , B29K2023/12 , B29L2023/225
摘要： PROBLEM TO BE SOLVED: To provide a manufacturing method of a modified polyphenylene ether type resin foam enabling manufacture of a modified polyphenylene ether type resin foam of a high ratio of open cells and a high foaming rate.
SOLUTION: The method comprises feeding a modified polyphenylene ether type resin to an extruder to melt and knead with a foaming agent, extruding the resultant mixture from a circular die attached to the tip of the extruder and foaming in order to manufacture a modified polyphenylene ether type resin foam of a ratio of open cells of ≥70% and a foaming rate of at least 20-fold. A temperature-adjusting passage is formed at the tip part of the outer die of the circular die, and a liquid temperature-adjusting medium is caused to flow through the temperature-adjusting passage so as to adjust the temperature of the land part of the circular die.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：解决的问题：提供一种改性聚苯醚型树脂发泡体的制造方法，其能够制造高比率的开孔和高发泡率的改性聚苯醚型树脂发泡体。解决方案：该方法包括将改性聚苯醚型树脂进料到挤出机中以与发泡剂熔融和捏合，将所得混合物从附着在挤出机顶端的圆形模头挤出并发泡，以制备改性的聚苯醚型树脂泡沫，开孔率≥70％，发泡率至少为20倍。在圆形模具的外模的前端形成有温度调节通道，使液温调节介质流过温度调节通路，调整圆形模具的焊盘部分的温度死。版权所有（C）2007，JPO＆INPIT

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