| abstract |
(57) [Summary] [Purpose] To provide a sterilized bag paper that has good air permeability, excellent peelability and heat sealability, and is well-balanced in all practical characteristics, and is particularly suitable for combination-type sterile packaging materials. provide. [Structure] On one side of the base paper, (A) the minimum film formation temperature is 70 ° C. A thermoplastic resin layer comprising a mixture of the above synthetic resin emulsion and / or dispersion and (B) a synthetic resin emulsion and / or dispersion having heat sealing properties is provided. |