发明名称 |
Blowing agent powder and process for producing the same |
摘要 |
A powder comprising a blowing agent powder core which is coated with at least one oil-like substance on its surface, and a process for producing a powder comprising a blowing agent powder core which is coated with at least one oil-like substance on its surface, comprising the following steps (a) and (b): (a) adding at least one oil-like substance in the form of a mist to a blowing agent powder; and (b) mixing the oil-like substance with the blowing agent powder under such mixing conditions that the blowing agent powder is less susceptible to pulverization.
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申请公布号 |
US6399201(B1) |
申请公布日期 |
2002.06.04 |
申请号 |
US19980113511 |
申请日期 |
1998.07.10 |
申请人 |
OTSUKA CHEMICAL CO., LTD. |
发明人 |
MAEKAWA TSUKASA;TAKAO TOSHINORI;SHONO SADAFUMI;YASUMARU CHIAKI;SUMITOMO SHIGERU;UEDA NOBUYUKI;TACHI YOSHIFUMI |
分类号 |
B01J2/30;(IPC1-7):B32B5/16 |
主分类号 |
B01J2/30 |
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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