ʻO ka hoʻoheheʻe ʻia ʻana o ka plastik he hana maʻalahi a maikaʻi hoʻi e hiki ai i nā mea hana ke hana i kahi ākea o nā huahana a me nā ʻāpana mai nā resins plastic melted. Ma muli o ka holomua o ka ʻenehana hoʻoheheʻe ʻana a me ka hoʻomohala ʻana i nā mea, ua hoʻokomo ʻia nā polymers a me nā plastics i loko o kahi ākea ākea o nā huahana a me nā noi. Ke hōʻike nei i ka ikaika māmā, hoʻopiʻi nani, a me ka lōʻihi, ua lilo nā plastics i mea makemake no nā ʻoihana mai nā huahana mea kūʻai aku i nā mea lapaʻau.

Nui nā ʻano resins plastik i loaʻa ma ka mākeke, e hōʻike ana kēlā me kēia mea i nā hiʻohiʻona kūʻokoʻa e pono ai no nā noi kūikawā. I mea e hōʻoia ai i ka hana maikaʻi loa, pono e koho i ka resin kūpono no kāu mau pono. No ke kumu o ka hana ʻana i ka plastic, aia ka resin i ka plastic a i ʻole polymers i loko o ka wai a i ʻole semi-solid state hiki ke hoʻomehana ʻia, hoʻoheheʻe ʻia a hoʻohana ʻia e hana i nā ʻāpana plastik. I ka hoʻoheheʻe ʻana, ʻo ka huaʻōlelo resin e pili ana i ka thermoplastic heheʻe a i ʻole nā ​​​​mea thermoset i hoʻohana ʻia i ka wā o ke kaʻina hana hoʻoheheʻe.

Nā manaʻo no ke koho ʻana i ka Resin
Hoʻokomo mau ʻia nā polymers hou a me nā pūhui i ka mākeke. ʻO ka nui o nā koho hiki ke hoʻolilo i nā mea hoʻoheheʻe injection i mea paʻakikī. ʻO ke koho ʻana i ka resin plastik pono e pono ai ka ʻike hohonu o ka huahana hope. Hiki i kēia mau nīnau ke kōkua iā ʻoe e hoʻoholo i nā mea resin maikaʻi loa no kāu mau pono.

1. He aha ka manaʻo i manaʻo ʻia o ka hapa hope?
I ke koho ʻana i ka mea kūpono no kāu noi, pono ʻoe e wehewehe pono i nā koi kino o ka ʻāpana, me nā pilikia koʻikoʻi, nā kūlana kaiapuni, ka ʻike kemika, a me ke ola lawelawe i manaʻo ʻia o ka huahana.
*Pehea ka ikaika o ka ʻāpana?
*Pono ka ʻāpana e maʻalahi a paʻa paha?
*Pono ka ʻāpana e kū i nā pae maʻamau o ke kaomi a i ʻole ke kaumaha?
* E ʻike ʻia nā ʻāpana i nā mea kemika a i ʻole nā ​​​​mea ʻē aʻe?
* E ʻike ʻia nā ʻāpana i nā wela wela a i ʻole nā ​​​​kūlana kaiapuni?
* He aha ke ola o ka ʻāpana?

2. Aia nā mana'o ho'onanea kūikawā?
ʻO ke koho ʻana i ka huahana kūpono e pili ana i ka loaʻa ʻana o kahi mea hiki ke hōʻike i ke kala, ke aniani, ke ʻano, a me nā lapaʻau ʻili āu e pono ai. Ke koho ʻana i kāu resin, e noʻonoʻo inā kūpono ia i ka hiʻohiʻona a me nā koi o kāu huahana.
*Ke koi ʻia nei kahi māliko a i ʻole kala?
*Pono ʻia kahi ʻano kikoʻī a i ʻole ka hoʻopau?
* Aia kekahi kala e pono e hoʻohālikelike ʻia?
* Pono e noʻonoʻo ʻia ka embossing?

3. E pili ana anei kekahi mau koi hooponopono?
ʻO kahi hiʻohiʻona koʻikoʻi o ke koho resin e pili ana i nā koi hoʻoponopono no kāu ʻāpana a me kāna noi i manaʻo ʻia. No ka laʻana, inā e hoʻouna ʻia kāu ʻāpana ma ke ao holoʻokoʻa, hoʻohana ʻia i ka hana ʻana i ka meaʻai, hoʻohana ʻia i nā mea lapaʻau, a i ʻole i hoʻokomo ʻia i loko o nā noi ʻenehana hana kiʻekiʻe, he mea nui ka mea āu e koho ai e hoʻokō i nā kūlana ʻoihana pono a me nā koi hoʻoponopono.
* He aha nā koi hoʻoponopono e pono ai kāu ʻāpana, me FDA, RoHS, NSF, a i ʻole REACH?
*Pono ka huahana no ka hoʻohana ʻana e nā keiki?
*Pono ka ʻāpana e mālama i ka meaʻai?

He Plastic Primer – Thermoset vs. Thermoplastic
Hāʻule nā ​​plastik i ʻelua ʻano kumu: nā plastic thermoset a me nā thermoplastics. No ke kōkua ʻana iā ʻoe e hoʻomanaʻo i ka ʻokoʻa, e noʻonoʻo i nā thermosets e like me ka manaʻo o ka huaʻōlelo; "hoʻonohonoho" lākou i ka wā o ka hana. Ke hoʻomehana ʻia kēia mau plastics, hana ia i ka hopena kemika e hoʻonohonoho i ka ʻāpana i kahi ʻano paʻa. ʻAʻole hiki ke hoʻohuli ʻia ka hopena kemika, no laila ʻaʻole hiki ke hoʻoheheʻe hou ʻia nā ʻāpana i hana ʻia me nā thermosets. Hiki i kēia mau mea ke ho'āʻo hou inā ʻaʻole hoʻohana ʻia kahi polymer bio-based.

Hoʻomaʻamaʻa ʻia nā Thermoplastics, a laila hoʻomaloʻo ʻia i loko o kahi ʻāpana e lilo i ʻāpana. ʻAʻole loli ke ʻano molekala o ka thermoplastic i ka wā e wela ai a maʻalili, i hiki ke hoʻoheheʻe hou ʻia. No kēia kumu, ʻoi aku ka maʻalahi o ka thermoplastics e hoʻohana hou a hana hou. Aia lākou i ka hapa nui o nā resins polymer i hana ʻia ma ka mākeke i kēia lā a hoʻohana ʻia i ke kaʻina hana hoʻoheheʻe.

Hoʻoponopono maikaʻi i ke koho Resin
Hoʻokaʻawale ʻia nā Thermoplastics e ka ʻohana a me ke ʻano. Hāʻule lākou i ʻekolu mau ʻāpana ākea a i ʻole nā ​​​​ʻohana: resins commodity, resins engineering, a me nā resins kūikawā a kiʻekiʻe paha. Hiki mai nā resins kiʻekiʻe me ke kumu kūʻai kiʻekiʻe, no laila hoʻohana pinepine ʻia nā resins waiwai no nā noi o kēlā me kēia lā. He mea maʻalahi ke hana a me ke kumukūʻai, ʻike pinepine ʻia nā resins waiwai i nā mea i hana nui ʻia e like me ka ʻeke. ʻOi aku ke kumukūʻai o nā resins ʻenekinia akā hāʻawi i ka ikaika a me ke kūʻē ʻana i nā kemika a me ka ʻike kaiapuni.

I loko o kēlā me kēia ʻohana resin, ʻokoʻa ka morphology o kekahi mau resins. Hōʻike ʻo Morphology i ka hoʻonohonoho ʻana o nā molekala i loko o kahi resin, hiki ke hāʻule i loko o kekahi o nā ʻāpana ʻelua, amorphous a me semi-crystalline.

Loaʻa i nā resins Amorphous nā hiʻohiʻona penei:
* E emi iho i ka wā i maʻalili
* ʻOi aku ka ʻike maopopo
* Hana maikaʻi no nā noi hoʻomanawanui
*Hiki i ka palupalu
*Ke kūʻē kemika haʻahaʻa

Loaʻa i nā resins semi-crystalline nā hiʻohiʻona penei:
*Makemake i ka opaque
* ʻOi aku ka maikaʻi o ka abrasion a me ka pale kemika
* ʻAʻole palupalu
* ʻOi aku ka nui o ka emi ʻana

Nā Laʻana o nā ʻano Resin i loaʻa
ʻO ka loaʻa ʻana o ka resin kūpono e pono ai ka hoʻomaopopo pono ʻana i nā waiwai kino a me nā ʻano pono o nā mea i loaʻa. No ke kōkua ʻana iā ʻoe i ka ʻimi ʻana i ka pūʻulu koho plastik kūpono no kāu mau pono, ua hōʻuluʻulu mākou i kēia alakaʻi koho ʻana i nā mea hoʻoheheʻe injection.

Amorphous
ʻO kahi laʻana o kahi amorphous, resin waiwai he polystyrene a i ʻole PS. E like me ka hapa nui o nā resins amorphous, ʻaʻohe a me ka palupalu, akā hiki ke hoʻohana ʻia i nā noi kiʻekiʻe. ʻO ia kekahi o nā mea ākea loa
nā resins i hoʻohana ʻia a hiki ke loaʻa i loko o nā ʻoki ʻokiʻoki, nā kīʻaha pahu, a me nā pā.

ʻOi aku ka kiʻekiʻe ma ka pālākiō amorphous nā resins engineering e like me polycarbonate a i ʻole PC. He wela a me ka lapalapa ahi a loaʻa iā ia nā waiwai insulating uila, no laila hoʻohana pinepine ʻia i nā mea uila.

ʻO kahi laʻana o kahi resin amorphous kūikawā a i ʻole ka hana kiʻekiʻe he polyetherimide a i ʻole (PEI). E like me ka nui o nā resins amorphous, hāʻawi ia i ka ikaika a me ka pale wela. Eia nō naʻe, ʻaʻole e like me ka hapa nui o nā mea amorphous ʻē aʻe he mea kūʻokoʻa kemika, no laila ʻike pinepine ʻia i ka ʻoihana aerospace.

Semi-kristalline
ʻO ka resin semi-crystalline commodity inexpensive he polypropylene a i ʻole PP. E like me ka hapa nui o nā polymers semi-crystalline, hiki ke maʻalahi a me ka pale kemika. ʻO ke kumu kūʻai haʻahaʻa e koho ai i kēia resin no nā noi he nui e like me nā ʻōmole, ka pahu, a me nā paipu.

ʻO kahi ʻenekinia kaulana, ka resin semi-crystalline he polyamide (PA a i ʻole Nylon). Hāʻawi ʻo PA i ka pale kemika a me ka abrasion a me ka haʻahaʻa haʻahaʻa a me ka warp. Loaʻa nā mana bio-based e hoʻolilo i kēia mea i mea ʻokoʻa honua. ʻO ka paʻakikī o ka mea i lilo ia i mea ʻokoʻa māmā i ka metala i nā noi kaʻa.

ʻO PEEK a i ʻole polyetheretherketone kekahi o nā resins semi-crystalline kiʻekiʻe. Hāʻawi kēia resin i ka ikaika e like me ka wela a me ke kūpaʻa kemika a hoʻohana pinepine ʻia i nā wahi koi e like me nā bearings, pumps, a me nā implants lapaʻau.

Amorphous Resin
ABS: Hoʻohui ʻo ABS i ka ikaika a me ka rigidity o acrylonitrile a me styrene polymers me ka paʻakikī o ka polybutadiene rubber. Hoʻoheheʻe maʻalahi ʻia ʻo ABS a hāʻawi i ka waihoʻoluʻu a me ka hopena ʻālohilohi me ka hopena kiʻekiʻe. ʻAʻohe wahi heheʻe pololei o kēia polimer plastik.

HIPS: Hāʻawi ka High-Impact polysyrene (HIPS) i ka hopena hopena maikaʻi, ka mīkini maikaʻi maikaʻi, ke kūpaʻa maikaʻi ʻana, nā ʻano aesthetic koʻikoʻi, a me nā papa hana maʻamau. Hiki ke paʻi ʻia ka HIPS, hoʻopili ʻia, hoʻopaʻa ʻia, a hoʻonani maʻalahi. He kumu kūʻai nui nō hoʻi.

Polyetherimide (PEI): He laʻana maikaʻi ʻo PEI o kahi resin amorphous kūikawā a i ʻole kiʻekiʻe. Hāʻawi ka PEI i ka ikaika a me ka pale wela e like me ka hapa nui o nā resins amorphous. ʻAʻole like me nā mea amorphous ʻē aʻe, akā naʻe, kūʻokoʻa ia i ke kemika, e hoʻohana nui ʻia no ka ʻoihana aerospace.

Polycarbonate (PC): ʻOi aku ka kiʻekiʻe ma ka pālākiō amorphous nā resins ʻenekinia e like me polycarbonate. ʻO ka PC ka wela a me ka lapalapa ahi a loaʻa iā ia nā waiwai insulating uila, hoʻohana pinepine ʻia i nā mea uila.

Polystyrene (PS): ʻO kahi laʻana o kahi amorphous, resin waiwai he polystyrene. E like me ka hapa nui o nā resins amorphous, ʻike ʻia ka PS a palupalu, akā hiki ke hoʻohana ʻia i nā noi kiʻekiʻe. ʻO ia kekahi o nā resins i hoʻohana nui ʻia a hiki ke loaʻa i loko o nā ʻoki ʻokiʻoki, nā kīʻaha pahu, a me nā pā.

ʻO nā resina Semicrystalline
Polyetherketone (PEEK):
ʻO PEEK kekahi o nā resins semi-crystalline i hoʻohana nui ʻia. Hāʻawi kēia resin i ka ikaika, ka pale wela, a me ke kūpaʻa kemika a hoʻohana pinepine ʻia i nā wahi koi, me nā bearings, pumps, a me nā implants medical.

Polyamide (PA)/Nylon:
ʻO ka polyamide, i kapa ʻia ʻo nylon, he resin ʻenekini semi-crystalline kaulana. Hāʻawi ʻo PA i ka pale kemika a me ka abrasion, a me ka haʻahaʻa haʻahaʻa a me ka warp. Aia nā mana bio-based i loaʻa no nā noi e koi ana i kahi hopena eco-friendly. ʻO ka paʻakikī o ka mea i lilo ia i mea ʻokoʻa māmā i ka metala ma nā noi kaʻa.

Polypropylene (PP):
ʻO ka PP he mea kūʻai kūʻai semi-crystalline resin. E like me ka hapa nui o nā polymers semi-crystalline, hiki ke maʻalahi a me ka pale kemika. ʻO ke kumu kūʻai haʻahaʻa e hoʻolilo i kēia resin ke koho i makemake ʻia no nā noi he nui e like me nā ʻōmole, ka pahu, a me nā paipu.

Celcon®:
He inoa inoa maʻamau ʻo Celon® no ka acetal, i ʻike ʻia he polyoxymethylene (POM), polyacetal, a i ʻole polyformaldehyde. Hāʻawi kēia thermoplastic i ka paʻakikī koʻikoʻi, ka ʻaʻahu maikaʻi loa, ke kūpaʻa ʻana a me ke kūpaʻa ʻana o ka solvent kemika, ka maʻalahi o ka waihoʻoluʻu ʻana, ka distortion wela maikaʻi, a me ka haʻahaʻa haʻahaʻa haʻahaʻa. Hāʻawi pū ʻo Celcon® i ka ʻoʻoleʻa kiʻekiʻe a me ke kūpaʻa o ka dimensional maikaʻi loa.

LDPE:
ʻO ke ʻano maʻalahi loa o ka polyethylene, haʻahaʻa haʻahaʻa polyethylene (LDPE) hāʻawi ʻoi aku ka maikaʻi o ka pale ʻana i ka wai, ka ikaika hopena kiʻekiʻe, ke kūpaʻa kemika maikaʻi, a me ka translucence. ʻO kahi koho haʻahaʻa haʻahaʻa, ʻo LDPE hoʻi ka weatherproof a hiki ke maʻalahi me ka nui o nā ala.

ʻIke ʻana i ka Resin Pono
He hana koʻikoʻi ka hana ʻana i kāu koho mea plastic, akā hiki ke hoʻokaʻawale ʻia ke kaʻina koho i kekahi mau ala maʻalahi. E hoʻomaka ma ke koho ʻana i ka ʻohana o nā mea e hāʻawi iā ʻoe i ka hapa nui o nā waiwai āu e makemake ai. Ke hoʻoholo ʻia, koho i ka pae kūpono o ka resin material. Hiki i nā ʻikepili pūnaewele ke kōkua i ka hāʻawi ʻana i kahi hōʻailona e hana ai. ʻO UL Prospector (IDES ma mua) kekahi o nā ʻikepili kaulana loa no ke koho ʻana i nā mea. Loaʻa iā MAT Web kahi waihona nui, a hāʻawi ka British Plastics Federation i nā ʻikepili kiʻekiʻe a me nā wehewehe.

ʻO nā mea hoʻohui plastik e hoʻomaikaʻi i nā ʻano
Loaʻa nā ʻano resins like ʻole i ʻike ʻia. E like me kā mākou i ʻike ai, ʻo nā ʻohana resin ʻekolu (kūʻai, ʻenekinia, a me nā hana kiʻekiʻe / kūikawā) i loaʻa nā ʻano amorphous a semi-crystalline. ʻO ke kiʻekiʻe o ka hana, akā, ʻoi aku ka kiʻekiʻe o ke kumukūʻai. No ke kōkua ʻana i ka haʻahaʻa haʻahaʻa, nui nā mea hana e hoʻohana i nā mea hoʻohui a i ʻole nā ​​​​mea hoʻopihapiha e hāʻawi i nā ʻano ʻē aʻe i nā mea kūʻai aku ma ke kumu kūʻai haʻahaʻa.

Hiki ke hoʻohana ʻia kēia mau mea hoʻohui e hoʻomaikaʻi i ka hana a i ʻole ka lawe ʻana i nā ʻano ʻē aʻe i ka huahana hope. Ma lalo iho nei kekahi o nā mea hoʻohui maʻamau:

*Antimicrobial - Hoʻohana ʻia nā mea hoʻohui i nā noi pili i ka meaʻai a i ʻole nā ​​​​huahana mea kūʻai kiʻekiʻe.
*Anti-statics - Nā mea hoʻohui e hoʻemi i ka hoʻokele uila static, hoʻohana pinepine ʻia i nā uila uila.
*Plasticizers a me nā pulupulu - Hoʻonui ka mea hoʻolalelale i ka resin, akā hoʻohui ka fiber i ka ikaika a me ka ʻoʻoleʻa.
*Nā ahi - ʻO kēia mau mea hoʻohui e hana i nā huahana kūʻē i ka puhi ʻana.
*Optical brighteners - Hoʻohana ʻia nā mea hoʻohui e hoʻomaikaʻi i ka keʻokeʻo.
*Nā kala – Nā mea hoʻohui e hoʻohui i ke kala a i ʻole nā ​​hopena kūikawā, e like me ka fluorescence a i ʻole ka momi.

Ka Koho Hope
ʻO ke koho ʻana i nā mea pono no kahi papahana kekahi o nā mea nui i ka hana ʻana i nā ʻāpana plastik kūpono. Ua kōkua ka holomua o ka ʻepekema polymer i ka hoʻomohala ʻana i kahi koho nui o nā resins e koho ai. He mea nui ka hana pū me ka mea hoʻoheheʻe injection i loaʻa ka ʻike me nā ʻano resins a me nā noi like ʻole, me nā resins i kūlike me FDA, RoHS, REACH, a me NSF.

ʻO DJmolding, ua kūpaʻa ʻo ia i ka hāʻawi ʻana i kā mākou mea kūʻai aku i nā huahana i hoʻoheheʻe ʻia i loko o ka ʻoihana. Hoʻomaopopo mākou i nā pilikia kūʻokoʻa e kū nei i nā mea hoʻomohala huahana a me nā mea hana i kēlā me kēia ʻoihana. ʻAʻole mākou he mea hana wale nō - he mau mea hou mākou. Hana mākou i kā mākou pahuhopu e hōʻoia i loaʻa iā ʻoe nā mea kūpono kūpono no kēlā me kēia noi.