07-09-2017 дата публикации
Номер: US20170253387A1
Принадлежит:
A bioplastic collapsible dispensing tube may include a collapsible tube having walls that include a bioplastic material; a distal end of the tube that is sealed; a proximal end of the tube, opposite the distal end, that has an opening; a nozzle on the opening; and a closure for the nozzle; wherein, when the closure is opened and the tube is collapsed, flowable material inside the tube is urged out of the nozzle; and the bioplastic material includes a bio resin selected from the group consisting of PEF, PBF, PTF, GPE, GPET, PLA, PDLA, PLLA, PHA, and PHBH. A method may include forming a tube and filling the tube with flowable material from the distal end. 1. A device for dispensing a flowable material , comprising:a collapsible tube having walls that include a bioplastic material;a distal end of the tube that is sealed;a proximal end of the tube, opposite the distal end, that has an opening;a nozzle on the opening; anda closure for the nozzle;wherein, when the closure is opened and the tube is collapsed, flowable material inside the tube is urged out of the nozzle; and poly (ethylene 2, 5-furan dicarboxylate) (PEF),', 'poly (butylene 2, 5-furan dicarboxylate) (PBF),', 'poly (tri methylene furan dicarboxylate) (PTF),', 'green poly ethylene (GPE),', 'green ethylene terephthalate (GPET),', 'polylactic acid (PLA),', 'poly D lactide (PDLA),', 'poly L lactide (PLLA),', 'polyhydroxyalkanoate (PHA), and', 'poly3-hydoxybutrate-3-hydroxyhexxanate (PHBH)., 'the bioplastic material includes a bio resin selected from the group consisting of2. The device of claim 1 , whereinthe bio resin is PLA, PDLA, PLLA, PHA, or PHBH; andthe bioplastic material further includes one or more flex agents selected from the group consisting of poly ε-caprolactone (PCL), acetyl tributyl citrate (ATBC), and poly (butylene adipate-co-terephthalate) (PBAT), in a ratio of 5 to 20% total flex agent to total weight.3. The device of claim 1 , wherein the bio resin is PEF.4. The device of claim 1 , wherein ...
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