发明名称 |
METHOD FOR PRODUCING FOAMABLE COLORED RESIN PARTICLE |
摘要 |
PROBLEM TO BE SOLVED: To obtain foamable colored resin particles which gives foamed moldings free from the unevenness of a color and exhibiting the color in a sufficient concentration. SOLUTION: This method for producing the foamable colored resin particles, comprises impregnating thermoplastic resin particles with a dye and an easily evaporable foaming agent in an aqueous dispersion containing the thermoplastic resin particles dispersed therein. The dye is impregnated in the presence of a nonionic surfactant having a weight-average mol.wt. of >=6,500. |
申请公布号 |
JP2003041042(A) |
申请公布日期 |
2003.02.13 |
申请号 |
JP20010228106 |
申请日期 |
2001.07.27 |
申请人 |
SEKISUI PLASTICS CO LTD |
发明人 |
MORISHIMA NAOYA;KOBAYASHI MOKUKYO |
分类号 |
C08J9/18;B29C44/00;C08J9/232;(IPC1-7):C08J9/18 |
主分类号 |
C08J9/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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