Ko te Hydroxyethyl cellulose he pūmua wai-wai kore-ionic i hangaia mai i te cellulose, he rauemi pūmua taiao, mā roto i te raupapa o ngā tukanga matū. He matū totoka paura mā, he kōwhai rānei, kāore he kakara, kāore he reka, ka taea te wairewa ki te wai matao me te wai wera, ā, ka piki ake te tere wairewa i te pikinga o te pāmahana. I te nuinga o te wā, kāore e wairewa ki te nuinga o ngā whakarewa waro. Ka whakamahia hei whakamātotoru me te whakaū i roto i te peita rapa. He ngāwari ki te horapa ki te wai matao me te uara pH iti iho i te 7, engari he ngāwari ki te whakakotahi ki te wai kawakore, nō reira ka whakaritea i mua mō te whakamahinga i muri mai, ka hangaia rānei he wai waikawa ngoikore, he otinga waro rānei hei para, ā, ka taea hoki te whakaranu ki ētahi atu kirikiri. Ka maroke ngā kai.
Ngā āhuatanga o te hydroxyethyl cellulose:
Ka wairewa te HEC i te wai wera, i te wai matao rānei, ā, kāore e pupū ake i te pāmahana tiketike, i te wai kohua rānei, nā reira he whānuitia ngā āhuatanga wairewa me te matotoru, ā, kāore hoki e whakapūmau i te wera.
Ka taea te noho tahi me te whānuitanga o ngā pūmua wairewa-wai, ngā matū horomanga, me ngā tote, ā, he mea whakamātotoru korōtia pai rawa atu mō ngā otinga kei roto ngā irahiko kukū-tiketike.
E rua ngā teitei ake o te kaha pupuri wai i tō te methyl cellulose, ā, he pai ake te whakahaere i te rere.
Ki te whakaritea ki te methyl cellulose me te hydroxypropyl methyl cellulose kua mōhiotia, ko te kaha marara o HEC te mea kino rawa atu, engari ko te kaha tiaki colloid te mea tino kaha.
He tino pai te hanganga; he pai ki te penapena mahi, kāore e ngawari ki te maturuturu, ātete ki te totohu, ātete ki te tauhiuhi, me ētahi atu.
He pai te hototahi ki ngā momo matū horoi me ngā mea tiaki e whakamahia ana i roto i te peita rapa.
He pumau te matotoru rokiroki, ka ārai i te hydroxyethyl cellulose whānui mai i te whakaiti i te matotoru o te peita latex i te wā rokiroki nā te pirau o ngā whākōkī.
Wā tuku: Mei-25-2023