Pale

Pehea e hana ai i ka Polycarbonate Plastic a me kāna noi i nā aniani Optical ʻO Polycarbonate (PC) kahi ʻano plastic ʻenekinia i ʻike ʻia no kona ikaika hopena kiʻekiʻe loa, ka moakāka e like me ke aniani, ka māmā pili, a me ke kūpaʻa dimensionality. Ma muli o kēia hui pū ʻana o nā waiwai, hoʻohana nui ʻia ka polycarbonate no nā kumu like ʻole: mai nā pale maka a me nā ʻāpana kaʻa a hiki i nā mea uila a me nā noi optical… E heluhelu hou aku

ʻO ke kaʻina hana hana plastik Thermosetting a me kāna noi ma ka ʻoihana uila ʻO nā plastik Thermosetting (a i ʻole thermosets) he hui o nā polymers e loli mau ana i nā kemika i ka wā e hoʻomehana ʻia ai a hoʻoulu ʻia paha, e hana ana i kahi ʻano pūnaewele ʻekolu-dimensional (cross-linking). ʻAʻole e like me nā thermoplastics, hiki ke hoʻoheheʻe ʻia a hoʻololi hou ʻia, ʻaʻole hiki ke hoʻoheheʻe hou ʻia nā plastik thermosetting, i ka wā i "paʻakikī ai," me ka ʻole o ka hōʻino ʻia. Nā waiwai… E heluhelu hou aku

Nā ʻano plastik i hoʻohana pinepine ʻia i nā mea lapaʻau a pehea lākou i hana ʻia ai He kuleana koʻikoʻi ko nā plastik i ka mālama ola kino hou. Nui nā mea lapaʻau—mai nā syringe hoʻolei a me nā ʻeke IV a hiki i nā ʻāpana tubing a me nā diagnostic—e hilinaʻi nei i nā mea polymer no ka mea he māmā lākou, malleable, ʻaʻole pipiʻi, a hiki ke hana nui ʻia me ka maikaʻi mau. Eia kekahi, hiki ke hana ʻia nā plastik… E heluhelu hou aku

Pehea e hana ai i ka Polyvinyl Chloride Plastic a me kāna hoʻohana ʻana i nā noi kūkulu ʻO Polyvinyl chloride (PVC) kekahi o nā plastics i hoʻohana nui ʻia ma ka honua, ʻoi aku hoʻi ma ka ʻoihana kūkulu. ʻAʻole ia he kumu ʻole kona kaulana: He ʻano waiwai ka PVC, ikaika, kū i ka pala, maʻalahi ke hana, a hiki ke "hoʻoponopono ʻia" i kona mau waiwai—mai ka paʻa a hiki i ka palupalu—ma o ka hoʻohui ʻana i nā mea hoʻohui. I ka ʻoihana kūkulu, aia ka PVC ma… E heluhelu hou aku

Nā ʻenehana Extrusion no ka Polypropylene Plastic a me kāna hoʻohana ʻana i ka Packaging ʻO Polypropylene (PP) kekahi o nā thermoplastics i hoʻohana nui ʻia ma ka honua, ʻoi aku hoʻi no ka hoʻopili ʻana. Hoʻokele ʻia ka kaulana o PP e kona hui pū ʻana o ka māmā, ke kūpaʻa kemika, ka ikaika pili, ke kūpaʻa wela pili i hoʻohālikelike ʻia me nā plastics waiwai ʻē aʻe, a me ka maʻalahi o ka hana ʻana me ka hoʻohana ʻana i nā ʻano hana hana like ʻole. I loko o … Heluhelu hou aku

ʻO nā ʻano palakiko i hoʻohana ʻia i ka hana ʻana o nā ʻāpana mīkini a me kā lākou ʻano hana ʻAʻole like ka palakiko me ka hoʻopili hoʻokahi wale nō. I ke ao o ka ʻenekinia a me ka hana ʻana, hoʻohana nui ʻia ka palakiko—ʻoiai nā palakiko ʻenekinia—ma ke ʻano he mea no nā ʻāpana mīkini ma muli o kona māmā, ke kūpaʻa i ka palaho, ka damping haʻalulu, a me ke coefficient haʻahaʻa o ka friction. I kekahi mau noi, hiki i ka palakiko ke… E heluhelu hou aku

Ke Kaʻina Hana Hana ʻana o ka Polyethylene Plastic a me kāna Hoʻohana ʻana i nā Paipu ʻO Polyethylene (PE) kekahi o nā ʻano plastic i hoʻohana nui ʻia ma ka honua ma muli o kona versatility, ke kumukūʻai kūpono, ka maʻalahi o ka hana ʻana, a me ke kūpaʻa kemika maikaʻi. I ke ola o kēlā me kēia lā, aia ka polyethylene i nā ʻano like ʻole: nā ʻeke kūʻai, nā ʻōpala meaʻai, nā ʻōmole, a me nā ʻāpana ʻenekinia e like me nā paipu wai… E heluhelu hou aku

Pehea e hana ai i ka Thermoplastic Elastomer Plastic a me kāna mau hoʻohana i ka ʻoihana kaʻa ʻO nā Thermoplastic elastomers a i ʻole Thermoplastic Elastomers (TPE) he ʻohana o nā mea polymer e hoʻohui i ʻelua mau waiwai koʻikoʻi: elasticity e like me ka rubber akā maʻalahi ka hana ʻana e like me nā thermoplastic plastics. ʻAʻole e like me nā thermoset rubbers (e.g., vulcanized rubber), kahi i paʻakikī ke hoʻoheheʻe hou ʻia, hiki ke hoʻomehana ʻia ʻo TPE, hoʻohālikelike ʻia, a laila hoʻomaʻalili pinepine ʻia… E heluhelu hou aku

ʻO nā ʻenehana hoʻoheheʻe puhi no ka plastik PET a me kāna hoʻohana ʻana i nā ʻōmole plastik ʻO PET (polyethylene terephthalate) kekahi o nā mea kaulana loa no ka hoʻopili ʻana i nā mea inu a me nā huahana wai like ʻole. Ua maopopo nā kumu: he māmā ka PET, ikaika, maopopo iki, palekana no ka hoʻopili ʻana i ka meaʻai (ʻano meaʻai) ke hana ʻia e like me nā kūlana, a maʻalahi hoʻi e hana hou ʻia. Ma hope o nā ʻōmole PET mākou… E heluhelu hou aku

ʻAno o ka palakiko i hoʻohana ʻia i nā lako haʻuki a pehea lākou i hana ʻia ai Ua lilo ka palakiko i kekahi o nā mea nui loa i ka ʻoihana lako haʻuki hou. Ua maopopo nā kumu: he māmā ka palakiko, hiki ke hoʻololi ʻia, kūpaʻa i ka hopena (no kekahi mau ʻano), kūpaʻa i ka popo, a hiki ke hana nui ʻia me ka ʻoi aku ka maikaʻi ma mua o nā mea ʻē aʻe he nui. Mai nā pōpō a me nā raketa a hiki i… E heluhelu hou aku