Nā Hoʻohana Kūlohelohe o Thermoplastic Elastomers

Inā kūʻai ʻoe i kahi pahu kelepona, ʻo ka maʻamau ka silicone, polycarbonate, plastic hard, a me thermoplastic polyurethane (TPU) kāu mau koho.Inā ʻoe e noʻonoʻo nei i ke ʻano o ka TPU, e wāwahi mākou iā ia (me ka ʻike).

He aha ka thermoplastic?
E like me kāu e ʻike ai, ʻo ka plastic kahi mea synthetic (maʻamau) i hana ʻia mai nā polymers synthetic.ʻO ka polymer kahi mea i haku ʻia me nā monomers.Hoʻokumu nā molekala monomer i nā kaulahao lōʻihi me ko lākou mau hoalauna, e hana ana i nā macromolecules nui.

ʻO ka plasticity ka waiwai e hāʻawi ai i ka plastic i kona inoa.ʻO ka plastic ka manaʻo e hiki ke hoʻololi mau ʻia ka mea paʻa.Hiki ke hoʻololi hou ʻia nā plastik ma ka hoʻoheheʻe ʻana, ʻomi ʻana a i ʻole ke kaomi ʻana.

Loaʻa ka inoa o nā Thermoplastics mai kā lākou pane ʻana i ka wela.Lilo ka Thermoplastics i ka plastic i kekahi mau mahana, ʻo ia hoʻi, ke hana ʻia e like me ka makemake.Ke maʻalili nei, paʻa ko lākou ʻano hou a wela hou.

ʻOi aku ka kiʻekiʻe o ka mahana e pono ai e hoʻololi i ka thermoplastic ma mua o ka mea hiki i kāu kelepona ke kū.No laila, ʻaʻole hiki ke hoʻololi i nā huahana thermoplastic i ka wā hoʻohana maʻamau.

ʻO nā mea paʻi 3D Fused Deposition Modeling nā mea paʻi 3D maʻamau ma ka mākeke i kēia lā a hoʻohana i nā thermoplastics.Hānai ʻia nā filament plastik ma o ka extruder, a hoʻopololei ka mea paʻi i kāna huahana, e maʻalili a paʻa koke.

Pehea e pili ana i ka polyurethane?
ʻO ka Polyurethane (PU) e pili ana i kahi papa o nā polymers organik i hoʻopili ʻia e nā kaula polyurethane.ʻO ka "Organic" ma kēia pōʻaiapili e pili ana i ke kemika organik i hoʻokumu ʻia i nā pūhui kalapona.ʻO Carbon ke kumu o ke ola e like me kā mākou i ʻike ai, no laila ka inoa.

ʻO kekahi o nā mea e hana ai ka polyurethane kūikawā ʻaʻole ia he pūhui kikoʻī.Hiki ke hana ʻia nā polyurethanes mai nā monomers like ʻole.ʻO ia ke kumu he papa polymers.


Ka manawa hoʻouna: Jul-01-2022