| 发明名称 |
MOLD CLEANING COMPOSITION, SHEET FOR CLEANING MOLD, AND METHOD FOR CLEANING MOLD USING SAID CLEANING SHEET |
| 摘要 |
A mold-cleaning composition and sheet comprising an uncured rubber composition comprising an uncured rubber and a curing agent, and at least one removal aid selected from imidazoles and imidazolines, and a method for cleaning a mold using the mold-cleaning sheet, are disclosed. The mold-cleaning sheet is suitably used to clean molding surfaces of a mold or to remove contaminants such as burr formed at peripheries thereof in the continuous production of semiconductor devices by transfer molding. |
| 申请公布号 |
EP0271107(A3) |
申请公布日期 |
1989.07.19 |
| 申请号 |
EP19870118349 |
申请日期 |
1987.12.10 |
| 申请人 |
NITTO DENKO CORPORATION |
发明人 |
KITAURA, TOSHIHIKO KYUSHU NITTO DENKO K.K.;NAKAMURA, AKIO KYUSHU NITTO DENKO K.K.;SAKAMOTO, MASAYUKI KYUSHU NITTO DENKO K.K.;TAKASHIMA, KOUICHI KYUSHU NITTO DENKO K.K.;HIRAKAWA, KIYOTAKA KYUSHU NITTO DENKO K.K.;MIZOTA, MATAO KYUSHU NITTO DENKO K.K. |
| 分类号 |
B08B1/00;B29C33/72;C08K5/3445;H01L21/56;(IPC1-7):B29C33/00;C08L21/00;C08K5/00 |
主分类号 |
B08B1/00 |
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