Hoʻohana nui ʻia ka lole polypropylene (PP) non-woven ma muli o kāna hana maikaʻi loa, nā ʻano hana maʻalahi, a me ke kumu kūʻai haʻahaʻa. ʻOi aku i nā makahiki i hala iho nei, ua hoʻohana nui ʻia i nā ʻano e like me ke olakino, nā lole, nā mea hoʻopili, nā mea holoi, nā mea uhi uhi mahiʻai, nā geotextiles, nā mea kānana ʻoihana, a me nā mea ʻē aʻe, a he ʻano e hoʻololi i kāna mau mea kuʻuna.
Ma muli o ke ʻano polar ʻole o ka PP, ʻaʻole i loaʻa nā pūʻulu hydrophilic, ʻaʻohe hana hoʻoheheʻe wai ʻole ka PP non-woven. Pono ka hoʻololi ʻana a i ʻole ka hoʻopau ʻana i ka hydrophilic no ka hana ʻana i nā lole nonwoven hydrophilic PP.
I. Ke ala no ka hoʻomākaukau ʻana i nā lole i ulana ʻole hydrophilic
I mea e hoʻomaikaʻi ai i ka hydrophilicity o nā lole PP nonwoven, ʻelua mau ala e hoʻomaikaʻi ai i ko lākou ʻili wai: hoʻololi kino a hoʻololi kemika.
Hoʻololi ka hoʻololi kemika i ke ʻano molekala o PP a hoʻohui i nā pūʻulu hydrophilic i nā kaulahao macromolecular, a laila hoʻololi i kona hygroscopicity. Aia nā ʻano hana e like me ka copolymerization, grafting, cross-linking, a me ka chlorination.
Hoʻololi ka hoʻololi kino i ke ʻano kiʻekiʻe o nā molekala e hoʻomaikaʻi i ka hydrophilicity, ma o ka hoʻohui ʻana i ka hoʻololi (ma mua o ka wili) a me ka hoʻololi ʻana o ka ʻili (ma hope o ka wili).
II. Hoʻololi huikau
E like me nā manawa hoʻohui like ʻole o nā mea hoʻohui i hoʻololi ʻia, hiki ke hoʻokaʻawale ʻia lākou i ke ʻano masterbatch, ke ʻano granulation piha, a me ke ʻano o ka hoʻoheheʻe ʻana i ka mea hoʻopili.
(1) ʻO ke ʻano masterbatch kala maʻamau
He ala koʻikoʻi kēia no ka hana ʻana i nā lole i ulana ʻole hydrophilic e nā mea hana lole lole ʻole.
ʻO ka mea mua, hana ʻia nā mea hoʻohui hydrophilic maʻamau i ʻāpana jellyfish e nā mea hana lāʻau, a laila hui ʻia me ka wili PP e hana i kahi lole.
Pōmaikaʻi: ʻO ka hana maʻalahi, ʻaʻohe pono e hoʻohui i nā mea hana, kūpono no ka hana liʻiliʻi o ka pipi, me ka ikaika hydrophilic durability.
Nā pōʻino: ʻO ka hydrophilicity mālie a me ka hana maikaʻi ʻole, hoʻohana pinepine ʻia i nā lole wili. ʻO ke kumukūʻai kiʻekiʻe, 2 a 3 mau manawa kiʻekiʻe ma mua o ka hoʻololi ʻana i ka ʻili.
Pono ka spinnability maikaʻi ʻole i ka hoʻoponopono ʻana i ke kaʻina hana. Ua hoʻopau kekahi mau mea kūʻai aku i 5 mau tona lole mai ʻelua mau ʻoihana masterbatch kala me ka hana ʻole ʻana i nā huahana i pau.
(2) Keʻano granulation piha
E hoʻohui like i ka mea hoʻololi, nā ʻāpana PP, a me nā mea hoʻohui, granulate iā lākou ma lalo o ka wili e hana i nā ʻāpana hydrophilic PP, a laila hoʻoheheʻe a milo iā lākou i lole.
Pōmaikaʻi: ʻO ka hana maikaʻi, ka hopena lōʻihi, a me ka lole hiki ke hoʻohana hou.
Pono ʻole: Pono nā lako extruder hou aʻe, e hopena i ke kumukūʻai kiʻekiʻe o ka ton a me ka hydrophilicity lohi, e kūpono wale ia no ka hana nui.
(3) Fangqian Injection
Hoʻohui pololei i nā mea hoʻoheheʻe hydrophilic, ʻo ia hoʻi nā polymers hydrophilic, i ka wili nui o nā lole i ulana ʻole ʻia a hui pū me ka PP hehee no ka wili pololei.
Pōmaikaʻi: He lōʻihi ka hopena a hiki ke hoʻohana houʻia ka lole.
Nā pōʻino: Ma muli o ka hiki ʻole ke hui like, paʻakikī pinepine ka wili a nele i ka neʻe.
III. Hoʻopau hydrophilic i luna (ma hope o ka mālama ʻana i ka wili)
ʻO ka hoʻopau hydrophilic kahi ala maʻalahi, kūpono, a haʻahaʻa hoʻi no ka hana ʻana i nā lole i ulana ʻole hydrophilic. Hoʻohana nui ka hapa nui o kā mākou mea hana lole lole ʻole i kēia ʻano. ʻO ke kaʻina hana nui penei:
ʻO ka lole ʻaʻole i ulana ʻia ʻo spunbond pūnaewele - ka uhi ʻili a i ʻole ka wai ʻana i ka wai hydrophilic agent - infrared a i ʻole ea wela.
Pōmaikaʻi: ʻAʻohe pilikia spinnability, wikiwiki hydrophilic hopena o ka lole i ulana ʻole ʻia, kiʻekiʻe kiʻekiʻe, haʻahaʻa kumu kūʻai, ʻo ia ka 1/2-1/3 o ke kumukūʻai o ka masterbatch kala maʻamau. He kūpono no ka hana nui;
Kino: Pono ke kūʻai ʻana i nā lako hana hoʻoili ʻokoʻa, ʻoi aku ke kumukūʻai. Ma hope o ka holoi ʻana i ʻekolu manawa, piʻi ka manawa komo wai ma kahi o 15 mau manawa. ʻAʻole hiki ke hoʻokō i nā koi no ka hoʻohana hou ʻana;
Hana nui;
ʻO nā mea maikaʻi a me nā hemahema o kēia ʻano e hoʻoholo ai e hoʻohana nui ʻia no nā huahana disposable e koi ai i ka permeability kiʻekiʻe a me ka hydrophilicity, e like me nā mea maʻemaʻe, nā diapers, nā napkin sanitary, etc.
Ⅳ.Ke hoʻohana nei i ke ʻano PPS03 Particle Hydrophilic Complex
Ke noʻonoʻo nei i nā pono a me nā hemahema o nā ʻano (-) a me (ii), ua kūkulu ʻia kahi ʻāpana makuahine hydrophilic composite PPS030.
Loaʻa i kēia ʻano ʻāpana jellyfish nā hiʻohiʻona o ke ʻano maʻamau (e like me nā ʻāpana jellyfish maʻamau), hopena wikiwiki, hopena hoʻolaha wikiwiki, hopena maikaʻi, hopena lōʻihi, kūpaʻa holoi maikaʻi, akā kiʻekiʻe iki ke kumu kūʻai (e like me nā ʻāpana jellyfish maʻamau).
Spinnability maikaʻi, ʻaʻole pono e hoʻoponopono i ke kaʻina hana.
He kūpono no ka hana liʻiliʻi a me ke kūpaʻa holoi kiʻekiʻe, nā huahana hiki ke hoʻohana hou ʻia e like me ka ululāʻau a me nā lole mahiʻai.
ʻO nā hōʻailona loiloi nui o ka hydrophilic PP non-woven fabric e pili ana i ka absorption wai, ka huina pili, a me ka hopena capillary.
(1) Ka helu ʻana o ka wai: e pili ana i ka nui o ka wai i hoʻopaʻa ʻia i kēlā me kēia ʻāpana nui o ka lole hydrophilic nonwoven i loko o ka manawa maʻamau a i ʻole ka manawa i makemake ʻia e hoʻomaʻemaʻe piha i ka mea. ʻOi aku ka nui o ka lawe ʻana i ka wai, ʻoi aku ka maikaʻi o ka hopena.
(2) E hoʻokaʻaʻike i ka huina kumu: E kau i ka hydrophilic PP i ulana ʻole ʻia ma luna o kahi pā aniani maʻemaʻe a maʻemaʻe, e waiho palahalaha ma ka umu, a e hoʻoheheʻe. Ma hope o ka hoʻoheheʻe ʻana, e wehe i ka pā aniani a hoʻomaʻalili maoli i ka lumi wela. E ana i ka huina pili kaulike me ka hoʻohana ʻana i nā ʻano hoʻāʻo pololei. ʻO ka liʻiliʻi o ka huina pili, ʻoi aku ka maikaʻi. (PP non-woven fabric me ka hydrophilic treatment ma hope o ka hiki ʻana ma kahi o 148 ° C).
Ka manawa hoʻouna: Dec-04-2023