Uaʻike nā kānaka a pau e pili ana i nā mea kōkua hana PVC. He aha nā pilikia me nā mea kōkua hana PVC i ka ʻoihana?

Uaʻike nā kānaka a pau e pili ana i nā mea kōkua hana PVC. He aha nā pilikia me nā mea kōkua hana PVC i ka ʻoihana?

1

1. He lohi ka ʻenehana MBS a me ka hoʻomohala ʻana, a ākea ka mākeke, akā ʻoi aku ka haʻahaʻa o ka mākeke o nā huahana kūloko.

ʻOiai ua hala ʻoi aku ma mua o 20 mau makahiki o ka hoʻomohala ʻana, ʻo ka ʻoihana MBS kūloko i kēia manawa wale nō i kona wā kamaliʻi, ʻaʻole hiki i nā huahana o ka hui ke hoʻokūkū piha me nā huahana ʻē aʻe e like me nā mea kōkua hana PVC. Ke kū nei ka hapa nui o nā ʻoihana i nā pilikia e like me ka lawa ʻole o ke koho ʻana i nā mea hana, nā kaʻina hana synthesis paʻa ʻole, a me ka nele o nā holomua i ka ʻenehana synthesis. ʻO ka hapa nui o nā ʻoihana ʻaʻole i loaʻa i kā lākou styrene butadiene latex synthesis lako a hiki ke kūʻai wale i ka MBS kikoʻī styrene butadiene latex no ka hana MBS, a hiki ke noʻonoʻo ʻia ka maikaʻi o kā lākou huahana. I kēia manawa, ʻo ka hapa nui o nā huahana i hoʻolauna ʻia i ka mākeke e hilinaʻi i nā pono kumukūʻai a hoʻohana ʻia i nā huahana PVC ʻaʻole koi i ka huahana kiʻekiʻe. Ma ka mākeke kiʻekiʻe, he liʻiliʻi ka māhele mākeke a ʻaʻole i hoʻokumu i kahi hopena i nā ʻoihana ʻē aʻe. Manaʻo ʻia ka nui o ka lawe ʻana mai i ka makahiki 2006 ma waena o 50000 a me 60000 tons, ʻoi aku ka nui o 70% o ka nui o ka noi.

2. He kakaikahi ka poe noiʻi a me nā keʻena noiʻi, ʻaʻole i hoʻokumu i kahi pūʻali hui no nā holomua ʻepekema a me ka ʻenehana.

ʻOiai ua helu ʻia ʻo MBS ma ke ʻano he papahana noiʻi ʻepekema a me ka ʻenehana i nā manawa he nui, ʻaʻole i loaʻa i nā holomua koʻikoʻi. ʻO ke kumu nui ʻo ia ka liʻiliʻi o nā mea noiʻi a me ka liʻiliʻi o ka hoʻopukapuka ʻana i ka ʻenehana. I kēia manawa, ʻo ia mau keʻena noiʻi ʻoihana e hana nei i nā hoʻokolohua kūʻokoʻa a me ka ʻimi ʻana i nā mea hou, akā hiki ke noʻonoʻo ʻia kēia ʻano noiʻi a me ka hoʻomohala ʻana i ka hoʻohālikelike ʻia me nā hui haole a me nā hui noiʻi ʻepekema nui.

3. I kēia manawa, kokoke ke kiʻekiʻe o nā mea hana hana PVC ma Kina i nā huahana o nā ʻāina ʻē, akā ma muli o ke kumu kūʻai o CPE, paʻakikī ke hoʻolaha iā lākou. ʻO ka hele ʻana i ka honua a me ka hoʻokūkū me nā huahana haole no ka mākeke honua he koho maikaʻi. Eia nō naʻe, ʻo ka huahana hoʻokahi o kēia manawa a me ke kūpaʻa maikaʻi ʻole e lilo i pilikia koʻikoʻi no ka poʻe i loko o ka ʻoihana e hoʻoponopono


Ka manawa hoʻouna: ʻAukake-22-2024