ʻO nā mea hoʻoheheʻe he mau mea hoʻohuihui kala e hiki ke hoʻoluli i nā fiber a i ʻole nā ​​​​palapala ʻē aʻe i kekahi kala. Hoʻohana nui ʻia lākou i ka paʻi ʻana i nā wili a me nā lole, ka ʻili ʻili, ka pepa kala, nā mea hoʻohui meaʻai a me nā māla kala kala. waiʻakika, waihoʻoluʻu pololei a me nā waeʻano ʻē aʻe.
ʻO ka mākeke nui ma ka mōʻaukala e pili ana i ke kumu kūʻai wai, a ke piʻi pinepine a hāʻule ke kumu kūʻai wai me ke kumu kūʻai kumu a me ka pili o ka lako a me ke koi e hoʻoholo ai, ʻo ia ka ikaika nāwaliwali o ke keneta.

ʻO ka ʻoihana kiʻekiʻe o ka ʻoihana hana dyestuff he ʻoihana petrochemical, ʻoihana kemika kumu a me ka ʻoihana kemika lanahu. ʻO nā mea waiwai nui o ka dyestuff he benzene, naphthalene, anthracene, heterocycles a me ka waikawa inorganic a me ka alkali a me nā huahana kemika. ʻO ka ʻoihana i lalo ka ʻoihana paʻi a me ka hoʻoluʻu ʻana i ka ʻoihana lole.

Hiki ke hoʻokaʻawale ʻia nā wai waena i nā benzene series, naphthalene series a me anthracene series e like me ko lākou ʻano, a ma waena o nā benzene series intermediates e hoʻohana nui ʻia. a ʻo ka para-ester ka mea koʻikoʻi o nā mea hoʻoheheʻe reactive. Ma waena o lākou, hiki ke hoʻohui hou ʻia ka m-phenylenediamine i m-phenylenediamine (hoʻohana nui ʻia e like me ka mea hoʻopaʻa no ka hoʻopaʻa ʻana i ke kaula pilahi) a me ka m-aminophenol (heat/pressure sensitive dye.

intermediates) .Naphthalene intermediates, me ka H acids, ke kumu kumu no ka hana ana i na mea hooluolu, e helu ana i ka 30-50% o ka huina kumukuai. , pili i ka ʻōnaehana anthraquinone.

ʻElima ikaika o Porter i ka nānā ʻana i ka ʻoihana dye 1. He nāwaliwali ka mana kūʻai o nā mea kūʻai aku i luna. ʻO ka noi o ka ʻoihana dye no ka ʻaila a me ka waiwai petrochemical ua aneane hiki ʻole ke hoʻohālikelike ʻia me nā ʻoihana ʻē aʻe. No laila, ʻo ka ʻoihana dye ka mea e loaʻa i ke kumukūʻai o ka ʻaila o luna a me nā huahana petrochemical.

2. ʻO ka mana kūʻai ikaika no nā mea kūʻai lalo. ʻO ka mana kūʻai ikaika o ka ʻoihana dye i nā mea kūʻai o lalo ma muli o nā kumu ʻelua. ʻO ka mea mua, he haʻahaʻa loa ka manaʻo o ka ʻoihana kala. ʻO ka lua, i ke kumukūʻai o ka paʻi ʻana a me ka hoʻoluʻu ʻana i nā mea pena i helu ʻia no kahi liʻiliʻi liʻiliʻi, paʻi a me nā ʻoihana e hoʻoluliluli i nā kumukūʻai maʻalahi e ʻae.

3. He liʻiliʻi nā mea komo i loko o ka ʻoihana. Ma muli o ka ʻenehana patent, nā kumu waiwai nui a me nā kumu palekana o ke kaiapuni, he mau pale kiʻekiʻe ka ʻoihana dyestuff, a ua kaupalena ʻia ka hoʻonui ʻana i ka mana hana. I nā makahiki i hala iho nei, ua hoʻopau ʻia ka hiki ʻana o ka hana liʻiliʻi i hope ʻoiai he kakaikahi nā mea komo hou i komo.

4. He mea hoʻoweliweli liʻiliʻi nā mea pani. Eia kekahi, pili i nā kumukūʻai a me nā ukana, ʻoi aku ka kiʻekiʻe o nā kumukūʻai lawe mai.

5. Ke kūlana haʻahaʻa o ka hoʻokūkū ʻoihana. Ma hope o ka hoʻohui nui ʻana o ka ʻoihana mai 2009 a 2010, ua emi ka helu o nā ʻoihana i ʻoi aku ma mua o 300. Ua hoʻomaikaʻi nui ʻia ka ʻoihana wai. a me Anoki ʻelima mau ʻoihana, CR3 kokoke i 50%.
Hōʻike ka nānā ʻana i ka hoʻomaka ʻana o ka mākeke lole lole i ka wā lōʻihi i hoʻopiʻi pololei i ke kumukūʻai o nā mea pena.

Ma ke ʻano o ka noi, ma muli o ka hopena o ka maʻi maʻi, nui nā ʻoihana textile e kūʻai aku i waho ma India i hoʻololi i nā kauoha he nui i ka hana home i nā mahina i hala aku nei ma muli o ka hiki ʻole ke hōʻoia i ka lawe maʻamau ma muli o ke ahulau. 11″ ke hoʻokokoke mai nei, nā ʻoihana e-kelepona i mua o ka hoʻonohonoho ʻana, ʻo ke kumukūʻai ke kī e lanakila ai i ka mākeke. ʻoi aku ka pane ʻana.

Ma ke ʻano o ka lako, hiki ke hoʻomau ʻia ke kūlana koʻikoʻi o ka palekana a me ka mālama ʻana i ke kaiapuni ma Kina no ka manawa lōʻihi i ka wā e hiki mai ana ma muli o ka nui o ka pollution i hoʻokumu ʻia e ka hana ʻana o nā dyes a me nā mea waena, a me ka palekana kūpono a me ka mālama ʻana i ke kaiapuni substandard hana hana a me ka maikaʻi ʻole. e hoʻopau mālie ʻia ka mana hana. Ua ʻōlelo ʻo Guoxin Securities he liʻiliʻi ka hana ʻana o nā ʻoihana hoʻonaninani liʻiliʻi, ʻo ke kūlana o kēia manawa ke kūpono i ka hoʻomohala ʻana i nā ʻoihana alakaʻi.