NEEDLE PUNCTURE DETECTION SHEET

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专利权人:

Kyodo Printing Co.; Ltd.

发明人:

Misato YAMAZAKI,Azusa OSAWA,Yumiko HAGIO

申请号：

US16639943

公开号：

US20200246219A1

申请日:

2018.08.27

申请国别(地区):

US

年份:

2020

代理人:

摘要：

This needle puncture detection sheet 100 has a whitening resin layer 10 that, when punctured by an RB type injection needle having a diameter of 0.80 mm to form a puncture hole 50, whitens and forms a whitened region 60 having a width of at least 0.2 mm around the puncture hole 40.

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/