Etera celluloseHe kupu whānui tēnei mō ngā momo matū i ahu mai i te cellulose tūturu (te miro kua parakore me te penupenu rakau, me ētahi atu). Ko te hua ka puta he matū i ahu mai i te cellulose. I muri i te whakaetere, ka wairewa te cellulose ki te wai, ki te otinga alkali me te whakarewa waro, ā, he thermoplasticity tōna. He maha ngā momo cellulose ethers, e whakamahia whānuitia ana i roto i te hanga, te sima, te peita, te rongoā, te kai, te hinu, te matū o ia rā, te kakahu, te hanga pepa me ngā wāhanga hiko me ētahi atu ahumahi. E ai ki te maha o ngā whakakapinga, ka taea te wehewehe ki te ether kotahi me te ether whakauru, ā, e ai ki te ionization, ka taea te wehewehe ki te ether cellulose ionic me te ether cellulose kore-ionic. I tēnei wā, he hangarau whakaputa pakari ngā hua cellulose ionic ether ionic, he ngāwari te whakarite, he iti te utu, ā, he iti ngā arai ahumahi. Ko te nuinga o ēnei e whakamahia ana i roto i ngā tāpiringa kai, ngā āwhina kakahu, ngā matū o ia rā me ētahi atu mara, ā, ko ngā hua matua kei te mākete.
I tēnei wā, ko ngā matū cellulose matua o te ao koCMC, HPMC, MC, HEC, me ētahi atu. I roto i ēnei, ko te CMC te mea nui rawa atu te putanga, e tata ana ki te haurua o te putanga o te ao, ko te HPMC me te MC e tata ana ki te 33% o te tono o te ao, ā,HECe 50% te nui o te hiahia o te ao. 13% o te mākete. Ko te whakamahinga whakamutunga nui rawa atu o te carboxymethyl cellulose (CMC) ko te hopi horoi, e 22% te nui o te hiahia o te mākete i muri mai, ā, ko ētahi atu hua e whakamahia ana i roto i ngā mara o ngā rauemi hanga, te kai me te rongoā.
Ngā tono o raro
I ngā wā o mua, nā te iti o te whanaketanga o te hiahia o tōku whenua mō te cellulose ether i roto i ngā mara o ngā matū o ia rā, te rongoā, te kai, ngā paninga, me ētahi atu, ko te hiahia mō te cellulose ether i Haina i aro nui ki te mara o ngā rauemi hanga. Tae noa ki tēnei rā, ko te umanga rauemi hanga tonu te 33% o te hiahia mō te cellulose ether o tōku whenua. Kua kī te hiahia mō te cellulose ether o tōku whenua i roto i te mara o ngā rauemi hanga, ā, kei te tere tipu te hiahia i roto i ngā mara o ngā matū o ia rā, te rongoā, te kai, ngā paninga, me ētahi atu me te whanaketanga o te hangarau tono. Hei tauira, i ngā tau tata nei, he whānui ngā tūmanakohanga tono mō ngā kāpū huawhenua me te cellulose ether hei rauemi mata matua, me te mīti horihori, he hua hou i hangaia ki te cellulose ether, me te wāhi mō te tipu.
Hei tauira, he tino pai ngā āhuatanga o te cellulose ether pērā i te whakamātotoru, te pupuri wai, me te whakaroa i te hanga. Nō reira, he whānuitia te whakamahinga o te cellulose ether kounga rauemi hanga hei whakapai ake i te hanga o te moata kua oti te whakaranu (tae atu ki te moata kua whakaranua mākū me te moata kua whakaranua maroke), te kapia PVC, me ētahi atu, te peita rapa, te putty, me ētahi atu, tae atu ki te mahi a ngā hua rauemi hanga. Nā te whakapainga o te taumata noho tāone o tōku whenua, te tere o te whanaketanga o te umanga rauemi hanga, te whakapai tonu i te taumata o te miihini hanga, me te pikinga ake o ngā whakaritenga tiaki taiao a ngā kaihoko mō ngā rauemi hanga kua akiaki i te tono mō ngā cellulose ether kore-ionic i roto i te mara o ngā rauemi hanga. I te wā o te Mahere Rima-Tau 13, i tere ake te hurihanga o ngā whare noho tāone me ngā whare pakaru o tōku whenua, ā, i whakapakari ake i te hanganga o ngā hanganga tāone, tae atu ki te tere ake o te hurihanga o ngā whare noho me ngā kāinga tāone kua kukū, me te whakatairanga i te whakahoutanga whānui o ngā wāhi noho tawhito, ngā whare tawhito kua pakaru me ngā huinga whare kāore anō kia oti, me ētahi atu. I te haurua tuatahi o te tau 2021, ko te whānuitanga o ngā whare noho hou i tīmatahia ko te 755.15 miriona mita pūrua, he pikinga 5.5%. Ko te whānuitanga o ngā whare kua oti te hanga ko te 364.81 miriona mita pūrua, he pikinga 25.7%. Mā te whakaoranga o te whānuitanga o ngā whenua kua oti te hanga ka akiaki i te tono e pā ana ki te ao o ngā rauemi hanga cellulose ether.
Tauira whakataetae mākete
Ko tōku whenua tētahi o ngā kaihanga nui o te cellulose ether o te ao. I tēnei wā, kua noho ā-rohe te cellulose ether kounga rauemi hanga whare. Ko Shandong Heda te hinonga matua i roto i te mara o te cellulose ether i Haina. Ko ētahi atu kaihanga nui o te rohe ko Shandong Ruitai, Shandong Yiteng, me North Tianpu Chemical, Yicheng Cellulose, me ētahi atu. Ko ngā cellulose ether kounga-paninga, rongoā me te kounga-kai kei te nuinga o te wā e puritia ana e ngā kamupene o tāwāhi pērā i a Dow, Ashland, Shin-Etsu, me Lotte. Haunga a Shandong Heda me ētahi atu kamupene he nui ake i te 10,000 tana te kaha, he maha ngā kaihanga iti o ngā cellulose ether kore-ionic he 1,000 tana te kaha. He hua kai me te kounga rongoā teitei.
Kawemai me te kaweake o te cellulose ether
I te tau 2020, nā te hekenga o te kaha whakaputa o ngā kamupene o tāwāhi nā te mate urutā ki tāwāhi, kua tere te tipu o te rahinga kaweake o te cellulose ether i tōku whenua. I te tau 2020, ka eke te kaweake o te cellulose ether ki te 77,272 tana. Ahakoa te nui o te kaweake o tōku whenuate etera celluloseKua tere te tipu, ko ngā hua kaweake ko te nuinga o ngā rauemi hanga cellulose ether, engari he iti rawa te rahinga kaweake o te cellulose ether hauora me te kai, ā, he iti te uara tāpiri o ngā hua kaweake. I tēnei wā, e whā ngā wā o te rahinga kaweake o te cellulose ether o tōku whenua i te rahinga kawemai, engari he iti iho i te rua ngā wā o te uara kaweake. I roto i te mara o ngā hua teitei, he nui tonu te wāhi hei whakawhanake i te tukanga whakakapinga kaweake o te cellulose ether ā-rohe.
Wā tuku: Paenga-whāwhā-26-2024