ʻO ka hoʻoheheʻe ʻia o ka hydroxyethyl cellulose ether i loko o ka wai wai

ʻO ka Hydroxyethyl cellulose (HEC) e hoʻoheheʻe nui ʻia i ka wai ma luna o kahi ākea ākea, ʻoiai ma nā wahi wela kiʻekiʻe kahi e hōʻike ʻia ai nā wahi turbidity ʻē aʻe e like me ka methyl cellulose (MC) a me ka hydroxypropyl methyl cellulose (HpMC).No ka wehewehe ʻana i ke kumu o ka hoʻoheheʻe kiʻekiʻe o HEC, ua nānā ʻia ka hilinaʻi ʻana o ka wai o ka wai nH no kēlā me kēia ʻāpana glucopyran i nā laʻana HEC ma luna o nā pae wela mai 10 a 70 °C me ka hoʻohana ʻana i nā ana kikoʻī dielectric kiʻekiʻe loa a hiki i 50 GHz.
Ma kēia noiʻi ʻana, ua nānā ʻia nā laʻana HEC no ka helu molar o nā mea hoʻololi hydroxyethyl (MS) o kēlā me kēia ʻāpana glucose pyran mai ka 1.3 a i ka 3.6.Ua hoʻoheheʻe ʻia nā laʻana HEC a pau i ka wai i loko o ka pae wela i nānā ʻia a ʻaʻohe wahi turbidity.ʻO ka waiwai nH o nā HEC me MS 1.3 he 14 ma 20 °C, a emi mālie me ka piʻi ʻana o ka mahana, a hāʻule i 10 ma 70 °C.ʻOi aku ka nui o ka waiwai PH o ka laʻana HEC ma mua o ka waiwai nH koʻikoʻi haʻahaʻa loa o kahi.5 Pono e hoʻoheheʻe ʻia nā cellulose ethers e like me MC a me HpMC i ka wai, ʻoiai i ka pae wela kiʻekiʻe.
ʻO nā molekala HEC, akā, hiki ke hoʻoheheʻe ʻia i ka wai ma kahi ākea ākea.ʻO ka hilinaʻi wela o ka nH o nā laʻana HEC a me ka triglycol (nā pūhui hoʻohālike o nā mea pani HEC) maʻalahi a ua like lākou me kekahi.Hōʻike ikaika kēia nānā ʻana i ka ʻano hydration/dehydration o nā laʻana HEC e hoʻomalu nui ʻia e kā lākou hui i pani ʻia.ʻO 3 ka 14 ma 20 °C, emi mālie ke piʻi ʻana o ka mahana, a hāʻule i ka 10 ma 70 °C.ʻOi aku ka nui o ka waiwai nH o ka laʻana HEC ma mua o ka waiwai nH koʻikoʻi haʻahaʻa loa o kahi.5 Pono e hoʻoheheʻe ʻia nā cellulose ethers e like me MC a me HpMC i ka wai, ʻoiai i ka pae wela kiʻekiʻe.ʻO nā molekala HEC, akā, hiki ke hoʻoheheʻe ʻia i ka wai ma kahi ākea ākea.ʻO ka hilinaʻi wela o ka nH o nā laʻana HEC a me ka triglycol (nā pūhui hoʻohālike o nā mea pani HEC) maʻalahi a ua like lākou me kekahi.
Hōʻike ikaika kēia nānā ʻana i ke ʻano o ka hydration/dehydration o nā laʻana HEC e hoʻomalu nui ʻia e kā lākou hui i pani ʻia.ʻO 3 ka 14 ma 20 °C, emi mālie ke piʻi ʻana o ka mahana, a hāʻule i ka 10 ma 70 °C.ʻOi aku ka nui o ka waiwai nH o ka laʻana HEC ma mua o ka waiwai nH koʻikoʻi haʻahaʻa loa o kahi.5 Pono e hoʻoheheʻe ʻia nā cellulose ethers e like me MC a me HpMC i ka wai, ʻoiai i ka pae wela kiʻekiʻe.ʻO nā molekala HEC, akā, hiki ke hoʻoheheʻe ʻia i ka wai ma kahi ākea ākea.ʻO ka hilinaʻi wela o ka nH o nā laʻana HEC a me ka triglycol (nā pūhui hoʻohālike o nā mea pani HEC) maʻalahi a ua like lākou me kekahi.Hōʻike ikaika kēia nānā ʻana i ka ʻano hydration/dehydration o nā laʻana HEC e hoʻomalu nui ʻia e kā lākou hui i pani ʻia.
ʻOi aku ka nui o ka waiwai nH o ka laʻana HEC ma mua o ka waiwai nH koʻikoʻi haʻahaʻa loa o kahi.5 Pono e hoʻoheheʻe ʻia nā cellulose ethers e like me MC a me HpMC i ka wai, ʻoiai i ka pae wela kiʻekiʻe.ʻO nā molekala HEC, akā, hiki ke hoʻoheheʻe ʻia i ka wai ma kahi ākea ākea.ʻO ka hilinaʻi wela o ka nH o nā laʻana HEC a me ka triglycol (nā pūhui hoʻohālike o nā mea pani HEC) maʻalahi a ua like lākou me kekahi.Hōʻike ikaika kēia nānā ʻana i ka ʻano hydration/dehydration o nā laʻana HEC e hoʻomalu nui ʻia e kā lākou hui i pani ʻia.ʻOi aku ka nui o ka waiwai nH o ka laʻana HEC ma mua o ka waiwai nH koʻikoʻi haʻahaʻa loa o kahi.5 Pono e hoʻoheheʻe ʻia nā cellulose ethers e like me MC a me HpMC i ka wai, ʻoiai i ka pae wela kiʻekiʻe.ʻO nā molekala HEC, akā, hiki ke hoʻoheheʻe ʻia i ka wai ma kahi ākea ākea.ʻO ka hilinaʻi wela o ka nH o nā laʻana HEC a me ka triglycol (nā pūhui hoʻohālike o nā mea pani HEC) maʻalahi a ua like lākou me kekahi.
Hōʻike ikaika kēia nānā ʻana i ka ʻano hydration/dehydration o nā laʻana HEC e hoʻomalu nui ʻia e kā lākou hui i pani ʻia.Hiki ke hoʻoheheʻe ʻia nā molela HEC ma luna o kahi ākea wela.ʻO ka hilinaʻi wela o ka nH o nā laʻana HEC a me ka triglycol (nā pūhui hoʻohālike o nā mea pani HEC) maʻalahi a ua like lākou me kekahi.Hōʻike ikaika kēia nānā ʻana i ka ʻano hydration/dehydration o nā laʻana HEC e hoʻomalu nui ʻia e kā lākou hui i pani ʻia.Hiki ke hoʻoheheʻe ʻia nā molela HEC ma luna o kahi ākea wela.ʻO ka hilinaʻi wela o ka nH o nā laʻana HEC a me ka triglycol (nā pūhui hoʻohālike o nā mea pani HEC) maʻalahi a ua like lākou me kekahi.Hōʻike ikaika kēia nānā ʻana i ka ʻano hydration/dehydration o nā laʻana HEC e hoʻomalu nui ʻia e kā lākou hui i pani ʻia.