| abstract |
A syringe gasket that can be efficiently and economically manufactured, has excellent slidability, and can be used stably for a long period of time, and a prefilled syringe using the syringe gasket I will provide a. A syringe gasket 10 in which a PTFE film 14 is laminated on a surface of a gasket main body 12 made of a crosslinked silicone rubber, and a silica fine particle on a joint surface of the PTFE film 14 with the gasket main body 12 is provided. A layer 16 is provided. [Selection] Figure 1 |