Perforating method of soft sheet
专利汇可以提供Perforating method of soft sheet专利检索，专利查询，专利分析的服务。并且PURPOSE:To obtain a soft sheet free from a remaining stamped piece and useful to medical trackifier etc. by a method wherein hard film short of flexibility and having a smooth surface is arranged on the surface of a soft sheet to the back of which a releasing film is stuck and stamped by a pin on a die. CONSTITUTION:A soft sheet 1 to the back of which a mold releasing film 3 is stuck through tackifier 2 is mounted on a die 6. In this case, a hard film 8 is arranged on the surface of the soft sheet 1 so that the other surface of the hard film 8 short of flexibility in which one surface at least is a smooth one 8a, touches the surface of the soft sheet 1 and the soft sheet 1 is mounted on a die 6 through this film 8 and then, by a method wherein a pin 7 is inserted into an inserting hole 5 provided on the die 6 to stamp these sheet materials A, then the pin 7 is drawn up and the sheet materials A are removed from the die 6, it is possible to obtain the desired soft sheet that does not shut small holes 4 by adhesion of stamped pieces 4a.，下面是Perforating method of soft sheet专利的具体信息内容。
| 标题 | 发布/更新时间 | 阅读量 |
|---|---|---|
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| Topical composition | 2021-03-01 | 1 |
| ENERGIZED SLURRIES AND METHODS | 2021-02-03 | 2 |
| OLIGOMERIC QUINOLINE COMPOUNDS FOR TACKIFYING PRESSURE SENSITIVE ADHESIVES | 2020-08-29 | 2 |
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| HOT MELT ADHESIVE | 2022-02-02 | 2 |
| Enhanced Platen for Pharmaceutical Compounding | 2020-11-25 | 0 |
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