JPS6115008Y2 - - Google Patents

Info

Publication number

JPS6115008Y2

JPS6115008Y2 JP2408181U JP2408181U JPS6115008Y2 JP S6115008 Y2 JPS6115008 Y2 JP S6115008Y2 JP 2408181 U JP2408181 U JP 2408181U JP 2408181 U JP2408181 U JP 2408181U JP S6115008 Y2 JPS6115008 Y2 JP S6115008Y2

Authority

JP

Japan

Prior art keywords

bag

inner bag

check valve

outer bag

stopper

Prior art date

1981-02-24

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Expired

Links

• Espacenet
• Global Dossier
• Discuss

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• 229920003002 synthetic resin Polymers 0.000 claims description 6
• 239000000057 synthetic resin Substances 0.000 claims description 6
• 238000007789 sealing Methods 0.000 description 8
• 230000035882 stress Effects 0.000 description 6
• 239000002131 composite material Substances 0.000 description 4
• 239000012141 concentrate Substances 0.000 description 3
• 230000006835 compression Effects 0.000 description 2
• 238000007906 compression Methods 0.000 description 2
• 239000002655 kraft paper Substances 0.000 description 2
• 238000010030 laminating Methods 0.000 description 2
• 238000000034 method Methods 0.000 description 2
• 239000000123 paper Substances 0.000 description 2
• -1 polyethylene Polymers 0.000 description 2
• 229920000098 polyolefin Polymers 0.000 description 2
• 229920000915 polyvinyl chloride Polymers 0.000 description 2
• 239000004800 polyvinyl chloride Substances 0.000 description 2
• 238000009958 sewing Methods 0.000 description 2
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• 230000037303 wrinkles Effects 0.000 description 2
• VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
• 239000004952 Polyamide Substances 0.000 description 1
• 239000004698 Polyethylene Substances 0.000 description 1
• 239000004743 Polypropylene Substances 0.000 description 1
• 239000004372 Polyvinyl alcohol Substances 0.000 description 1
• 229920003182 Surlyn® Polymers 0.000 description 1
• 230000004888 barrier function Effects 0.000 description 1
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• 238000005516 engineering process Methods 0.000 description 1
• 239000005038 ethylene vinyl acetate Substances 0.000 description 1
• 230000006355 external stress Effects 0.000 description 1
• 239000000835 fiber Substances 0.000 description 1
• 229920001903 high density polyethylene Polymers 0.000 description 1
• 229920006262 high density polyethylene film Polymers 0.000 description 1
• 239000004700 high-density polyethylene Substances 0.000 description 1
• 229920000554 ionomer Polymers 0.000 description 1
• 229920000092 linear low density polyethylene Polymers 0.000 description 1
• 239000004707 linear low-density polyethylene Substances 0.000 description 1
• 229920001684 low density polyethylene Polymers 0.000 description 1
• 239000004702 low-density polyethylene Substances 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 239000004745 nonwoven fabric Substances 0.000 description 1
• 229920003023 plastic Polymers 0.000 description 1
• 239000004033 plastic Substances 0.000 description 1
• 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
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• 229920000728 polyester Polymers 0.000 description 1
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