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一次性暖貼包裝用外袋和一次性暖貼
专利权人:
Kobayashi Pharmaceutical Co.; Ltd.
发明人:
Yuki SAKURAI,Tsuyoshi IGAUE
申请号:
HK19100262
公开号:
HK1257901A1
申请日:
2019.01.08
申请国别(地区):
HK
年份:
2019
代理人:
摘要:
An outer bag for disposable body warmer packaging and a disposable body warmer are provided that are excellent in a gas barrier property that inhibits permeation of oxygen gas, water vapor, and the like, which can allow swelling due to hydrogen gas generated during a storage period to be prevented. Provided is an outer bag for disposable body warmer packaging having an accommodating potion accommodating a disposable body warmer accommodated in an air-permeable inner bag and generating heat through contact with air, the outer bag comprising a low air-permeability portion having an oxygen permeability of 1.5 to 20 cc/m 2 ·day·atm measured at 20°C and 90% RH and having a water vapor permeability of 0.05 to 10 g/m 2 ·day measured at 40°C and 90% RH; and an air-impermeable portion having an oxygen permeability of 1.3 cc/m 2 ·day·atm or lower measured at 20°C and 90% RH and a water vapor permeability of 2.0 g/m 2 ·day or lower measured at 40°C and 90% RH, wherein a ratio of an area of the low air-permeability portion to a total internal area of the accommodating portion is 15 to 75%.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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