Nūhou ʻOihana
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He aha nā ʻano like ʻole o ka Polypropylene?
ʻElua ʻano nui o ka polypropylene i loaʻa: homopolymers a me copolymers. Hoʻokaʻawale hou ʻia nā copolymers i nā copolymers poloka a me nā copolymers random. ʻOi aku ka maikaʻi o kēlā me kēia ʻāpana i kekahi mau noi ma mua o nā mea ʻē aʻe. Kapa pinepine ʻia ʻo Polypropylene ʻo "steel" o ka ʻoihana plastik ma muli o nā ʻano like ʻole e hiki ai ke hoʻololi a hoʻoponopono ʻia paha i mea e lawelawe maikaʻi ai i kahi kumu. Loaʻa ʻia kēia ma ka hoʻokomo ʻana i nā mea hoʻohui kūikawā iā ia a i ʻole ma ka hana ʻana iā ia ma ke ʻano kūikawā. He waiwai koʻikoʻi kēia hoʻololi. ʻO ka homopolymer polypropylene kahi papa hana maʻamau. Hiki iā ʻoe ke noʻonoʻo i kēia e like me ke kūlana paʻamau o ka mea polypropylene. Loaʻa i ka block copolymer polypropylene nā ʻāpana co-monomer i hoʻonohonoho ʻia i nā poloka (ʻo ia hoʻi, ma ke ʻano maʻamau) a loaʻa kekahi ... -
He aha nā ʻano o ka Polyvinyl Chloride (PVC)?
ʻO kekahi o nā waiwai koʻikoʻi o ka Polyvinyl Chloride (PVC) ʻo ia: Density: ʻOi loa ka PVC i hoʻohālikelike ʻia me ka hapa nui o nā plastics (kaumaha kikoʻī ma kahi o 1.4) Hoʻokele waiwai: Loaʻa ka PVC a maʻalahi. Paʻakikī: Kūlana maikaʻi ka PVC ʻoʻoleʻa no ka paʻakikī a me ka lōʻihi. Ka ikaika: Loaʻa ka ikaika tensile maikaʻi loa i ka PVC paʻa. ʻO ka Polyvinyl Chloride kahi mea "thermoplastic" (e kū'ē i ka "thermoset"), pili i ke ʻano o ka pane ʻana o ka plastic i ka wela. Lilo nā mea Thermoplastic i ka wai ma ko lākou wahi heheʻe (he laulā no PVC ma waena o ka haʻahaʻa haʻahaʻa 100 degere Celsius a me nā waiwai kiʻekiʻe e like me 260 degere Celsius ma muli o nā mea hoʻohui). ʻO kahi hiʻohiʻona maikaʻi loa e pili ana i nā thermoplastics ʻo ia ka hiki ke hoʻomehana ʻia i ko lākou wahi heheʻe, hoʻoluʻu, a hoʻomaʻamaʻa hou ... -
He aha ka soda caustic?
Ma ka huakaʻi maʻamau i ka hale kūʻai nui, hiki i nā mea kūʻai ke hoʻopaʻa i nā mea holoi, kūʻai i kahi ʻōmole aspirin a nānā i nā poʻomanaʻo hou loa ma nā nūpepa a me nā makasina. I ka nānā mua ʻana, ʻaʻole paha e like ka like o kēia mau mea. Eia nō naʻe, no kēlā me kēia o lākou, he koʻikoʻi ka soda caustic i kā lākou papa inoa meaʻai a i ʻole nā kaʻina hana. He aha ka soda caustic? ʻO ka soda caustic ka hui kemika sodium hydroxide (NaOH). ʻO kēia pūhui he alkali - he ʻano kumu e hiki ke hoʻokaʻawale i nā ʻakika a hiki ke hoʻoheheʻe ʻia i ka wai. I kēia lā, hiki ke hana ʻia ka soda caustic ma ke ʻano o nā pellets, flakes, pauka, solutions a me nā mea hou aku. He aha ka hoʻohana ʻana i ka soda caustic? Ua lilo ʻo Caustic soda i mea maʻamau i ka hana ʻana i nā mea he nui o kēlā me kēia lā. ʻIke maʻamau ʻia ʻo ia ka lye, ua hoʻohana ʻia ia t... -
No ke aha i hoʻohana pinepine ʻia ai ka Polypropylene?
Hoʻohana ʻia ka polypropylene i nā ʻoihana ʻelua a me nā ʻoihana. ʻO kona mau waiwai kūʻokoʻa a me kona hiki ke hoʻololi i nā ʻenehana hana like ʻole e kū i waho ma ke ʻano he mea waiwai nui no ka hoʻohana ākea. ʻO kekahi hiʻohiʻona koʻikoʻi ʻo ka polypropylene ka hiki ke hana ma ke ʻano he mea plastik a ma ke ʻano he fiber (e like me kēlā mau ʻeke hoʻolaha hoʻolaha i hāʻawi ʻia i nā hanana, nā heihei, a pēlā aku). ʻO ka mana kūʻokoʻa o ka Polypropylene e hana ʻia ma o nā ʻano hana like ʻole a i nā noi like ʻole ʻo ia ka mea i hoʻomaka koke e hoʻokūkū i ka nui o nā mea kahiko kahiko, ʻo ia hoʻi ma nā ʻoihana hoʻopili, fiber, a me nā ʻoihana hoʻoheheʻe ʻia. Ua hoʻomau ʻia kona ulu ʻana i nā makahiki a ke hoʻomau nei ʻo ia i mea pāʻani nui i ka ʻoihana plastik a puni ka honua. Ma Creative Mechanisms, ua... -
He aha nā granules PVC?
ʻO PVC kekahi o nā plastic i hoʻohana nui ʻia i ka ʻoihana ʻoihana. ʻO Plasticol, kahi hui Italia kokoke i Varese e hana ana i nā granule PVC no nā makahiki he 50 a ʻo ka ʻike i hōʻiliʻili ʻia i nā makahiki i hiki ai i ka ʻoihana ke loaʻa i kahi pae hohonu o ka ʻike pehea e hiki ai iā mākou ke hoʻohana i kēia manawa e hoʻokō i nā noi a nā mea kūʻai aku e hāʻawi ana i nā huahana hou a hilinaʻi. ʻO ka ʻoiaʻiʻo e hoʻohana nui ʻia ʻo PVC no ka hana ʻana i nā mea like ʻole e hōʻike ana i ke ʻano o kāna mau hiʻohiʻona intrinsic i mea pono loa a kūikawā. E hoʻomaka kākou e kamaʻilio e pili ana i ka paʻa o PVC: ʻoʻoleʻa loa ka mea inā maʻemaʻe akā hiki ke maʻalahi inā hui pū me nā mea ʻē aʻe. ʻO kēia ʻano hiʻohiʻona ka PVC kūpono no ka hana ʻana i nā huahana i hoʻohana ʻia ma nā ʻano ʻokoʻa, mai ka hale hoʻokahi t ... -
Hiki ke hoʻololi i ka ʻoihana hoʻonaninani biodegradable.
Piha ke ola i nā ʻeke ʻālohilohi, nā ʻōmole nani, nā kīʻaha huaʻai a me nā mea hou aʻe, akā nui ka nui o ia mau mea i hana ʻia me nā mea ʻona a hiki ʻole ke hoʻomau i ka hoʻohaumia ʻana i ka plastic. I kēia mau lā, ua loaʻa i nā mea noiʻi ma ke Kulanui o Cambridge ma UK kahi ala e hana ai i ka ʻālohilohi paʻa, non-toxic a biodegradable glitter mai cellulose, ka papa hana nui o nā paia cell o nā mea kanu, nā huaʻai a me nā mea kanu. Ua paʻi ʻia nā pepa pili i loko o ka puke pai Nature Materials ma ka lā 11. Hana ʻia mai nā cellulose nanocrystals, hoʻohana kēia ʻālohilohi i ke kala kala e hoʻololi i ka mālamalama e hana i nā waihoʻoluʻu. I ke ʻano, no ka laʻana, ʻo nā ʻālohilohi o nā ʻēheu butterfly a me nā hulu peʻa he mau haku o ke kala kala, ʻaʻole e mae ma hope o hoʻokahi kenekulia. Ke hoʻohana nei i nā ʻenehana hoʻohui ponoʻī, hiki i ka cellulose ke hana ... -
He aha ka Polyvinyl chloride (PVC) paste Resin?
ʻO ka polyvinyl chloride (PVC) paste Resin , e like me ka inoa i hōʻike ʻia, ʻo ia ka hoʻohana nui ʻia o kēia resin i loko o ke ʻano paʻi. Hoʻohana pinepine ka poʻe i kēia ʻano paʻi ma ke ʻano he plastisol, kahi ʻano wai kū hoʻokahi o ka plastic PVC i kona kūlana ʻaʻole i hana ʻia. . Hoʻomākaukau pinepine ʻia nā resins paste e ka emulsion a me nā ʻano micro-suspension. ʻO ka polyvinyl chloride paste resin ka nui o ka ʻāpana, a ua like kona ʻano me ka talc, me ka ʻole. Hoʻopili ʻia ka resin polyvinyl chloride paste me kahi Plasticizer a laila hoʻoulu ʻia e hana i kahi hoʻokuʻu paʻa, a laila hana ʻia i PVC paste, a i ʻole PVC plastisol, PVC sol, a ma kēia ʻano e hoʻohana ʻia ai nā kānaka e hana i nā huahana hope loa. I ke kaʻina hana o ka hoʻopili ʻana, hoʻohui ʻia nā mea hoʻopihapiha like ʻole, diluents, heat stabilizers, foaming agents a me nā stabilizer māmā e like me ka ... -
He aha ka PP Films?
PROPERTIES Polypropylene a i ʻole PP he thermoplastic kumu kūʻai haʻahaʻa o ka mālamalama kiʻekiʻe, kiʻekiʻe gloss a me ka ikaika tensile maikaʻi. He kiʻekiʻe ka helu heheʻe ma mua o ka PE, kahi e kūpono ai no nā noi e koi ana i ka sterilization ma nā wela kiʻekiʻe. He liʻiliʻi ka haze a ʻoi aku ka nani. ʻO ka maʻamau, ʻaʻole maikaʻi nā waiwai hoʻopaʻa wela o PP e like me ka LDPE. ʻOi aku ka ikaika o ka waimaka o LDPE a me ke kūpaʻa haʻahaʻa haʻahaʻa. Hiki ke hoʻoheheʻe ʻia ʻo PP e hopena i ka hoʻomaikaʻi ʻana i nā waiwai pale kinoea no ke koi ʻana i nā noi kahi mea nui o ke ola o ka huahana. Ua kūpono nā kiʻiʻoniʻoni PP no kahi ākea o ka ʻenehana, nā mea kūʻai aku, a me nā noi kaʻa. Hiki ke hoʻohana hou ʻia ʻo PP a hiki ke hana hou ʻia i nā huahana ʻē aʻe no nā noi like ʻole. Eia naʻe, unl... -
he aha ka hui PVC?
Hoʻokumu ʻia nā pūhui PVC ma ka hui pū ʻana o ka PVC polymer RESIN a me nā mea hoʻohui e hāʻawi i ka hoʻolālā e pono ai no ka hoʻohana hope (Pipes or Rigid Profiles or Flexible Profiles or Sheets). Hoʻokumu ʻia ka pūhui ma ka hui pū ʻana i nā mea kanu, a laila hoʻololi ʻia i loko o ka ʻatikala "gelled" ma lalo o ka mana o ka wela a me ka ikaika shear. Ma muli o ke ʻano o ka PVC a me nā mea hoʻohui, ʻo ka hui ma mua o ka gelation hiki ke lilo i ka pauka manuahi (i ʻike ʻia he ʻano maloʻo maloʻo) a i ʻole ka wai i ke ʻano o ka paʻi a i ʻole ka hopena. ʻO nā pūhui PVC ke hana ʻia, me ka hoʻohana ʻana i nā plasticizers, i mau mea maʻalahi, i kapa ʻia ʻo PVC-P. ʻO nā Puʻupuʻu PVC ke hoʻokumu ʻia me ka ʻole o ka plasticizer no nā noi paʻa i koho ʻia ʻo PVC-U. Hiki ke hōʻuluʻulu ʻia ka PVC Compounding penei: ʻO ka PVC paʻa paʻa ... -
ʻOkoʻa ma waena o nā ʻeke BOPP, OPP a me PP.
Hoʻohana nui ka ʻoihana meaʻai i ka pahu plastik BOPP. He maʻalahi ka paʻi ʻana o nā ʻeke BOPP, ka lole a me ka laminate e kūpono ai no ka hoʻopili ʻana i nā huahana e like me nā huahana hou, nā mea ʻono a me nā meaʻai. Hoʻohana pū ʻia nā ʻeke BOPP, OPP, a me PP no ka hoʻopili ʻana. ʻO ka polypropylene kahi polymer maʻamau i waena o nā ʻekolu i hoʻohana ʻia no ka hana ʻana i nā ʻeke. Kū ʻo OPP no Oriented Polypropylene, kū ʻo BOPP no Biaxially Oriented Polypropylene a ʻo PP no Polypropylene. ʻOkoʻa nā mea ʻekolu i kā lākou ʻano hana. ʻO ka polypropylene i kapa ʻia ʻo polypropene he thermoplastic semi-crystalline polymer. He ʻoʻoleʻa, ikaika a loaʻa ka hopena kiʻekiʻe. Hana ʻia nā ʻeke kū, nā ʻeke spout a me nā ʻeke ziplock mai ka polypropylene. He mea paʻakikī loa ka hoʻokaʻawale ʻana ma waena o OPP, BOPP a me PP plas ... -
Noiʻi noiʻi no ka Concentrating Light (PLA) ma LED Light System.
Ke noiʻi nei nā kānaka ʻepekema mai Kelemānia a me Netherlands i nā mea hou PLA pili i ke kaiapuni. ʻO ka pahuhopu ka hoʻomohala ʻana i nā mea hoʻomau no nā noi optical e like me nā kukui automotive, nā lens, nā plastic reflective a i ʻole nā alakaʻi māmā. I kēia manawa, hana ʻia kēia mau huahana me ka polycarbonate a i ʻole PMMA. Makemake nā kānaka ʻepekema e ʻimi i kahi plastic bio-based e hana i nā kukui kaʻa. ʻIke ʻia ʻo ka polylactic acid kahi mea moho kūpono. Ma o kēia ʻano hana, ua hoʻoponopono nā kānaka ʻepekema i kekahi mau pilikia e kū nei i nā plastics kuʻuna: ʻo ka mea mua, ʻo ka huli ʻana i ko lākou manaʻo i nā kumuwaiwai hou e hiki ke hoʻohaʻahaʻa maikaʻi i ke kaomi ʻana o ka ʻaila ʻaila ma luna o ka ʻoihana plastik; ʻO ka lua, hiki iā ia ke hōʻemi i ka hoʻokuʻu ʻana o carbon dioxide; ʻO ke kolu, pili kēia i ka noʻonoʻo ʻana i ke ola waiwai āpau c... -
Ua holomua hou ʻo Luoyang miliona mau tona o ka papahana ethylene!
Ma ʻOkakopa 19, ua aʻo ka mea kākau moʻolelo mai Luoyang Petrochemical ua mālama ʻo Sinopec Group Corporation i kahi hālāwai ma Beijing i kēia manawa, e kono ana i nā poʻe loea mai nā ʻāpana he 10 a me China Chemical Society, China Synthetic Rubber Industry Association, a me nā ʻelele kūpono e hoʻokumu i kahi hui loiloi loiloi e loiloi i nā miliona o Luoyang Petrochemical. E loiloi ʻia a hōʻike ʻia ka hōʻike haʻawina kūpono o ka pāhana ethylene 1-ton. Ma ka halawai, ka loiloi loea pūʻulu hoʻolohe i nā hōʻike kūpono o Luoyang Petrochemical, Sinopec 'enekinia Construction Company a me Luoyang 'enekinia Company ma ka papahana, a ua kālele 'ana ma luna o ka piha loiloi 'ana i ka pono o ka hana papahana, maka mea, huahana hoʻolālā, makeke, a me ka hana ...