I roto i te umanga rongoā, ko te hypromellose (HPMC, METHOCEL™) ka taea te whakamahi hei whakakī, hei here, hei pūhui paninga papa me te mea matua hei whakahaere i te tukunga rongoā. Neke atu i te 60 tau te whakamahinga o te hypromellose i roto i ngā papa, ā, he mea matua hei whakamahi whānuitia i roto i ngā papa matūriki wai-whakaaro.
He maha ngā kamupene rongoā e whakamahi ana i te hypromellose mō te tukunga rongoā whakahaeretia, inā koa i roto i ngā whakatakotoranga papa matrix gel hydrophilic. Mō ngā hua hypromellose, tera pea kei te whakaaro koe me pēhea te whiriwhiri - inā koa mēnā kei te rapu koe i tētahi mea e pai ana ki te tapanga me te pumau hei hokohoko ki ō kiritaki. I roto i tēnei aratohu, ka kōrerohia e mātou ngā mea matua me mōhio koe mō te hypromellose.
He aha te hypromellose?
Hypromellose, e mōhiotia ana kohydroxypropyl methylcellulose (HPMC), he pūmua e whakamahia ana hei tāpiri rongoā hei whakahaere i te tukunga o ngā rongoā mai i ngā papa matihiko wai-whakaaro ā-waha.
He rauemi hanga-haurua te hypromellose i ahu mai i te cellulose, te polymer tino nui i te taiao. Ko ētahi o ōna āhuatanga noa ko:
. wairewa i roto i te wai matao
.kāore e wairewa i roto i te wai wera
Kore-ionic
. He wairewa whiriwhiri i roto i ngā whakarewa waro
Te āheinga ki te hoki whakamuri, ngā āhuatanga o te ira wera
Te makuku me te matotoru, kāore e pā ki te pH
. Kaiwhakaora
.kore-paitini
He ngawari te reka me te kakara
Te ātete ki ngā whākōkī
Te pumau o te awhe pH (2-13)
Ka taea te whakamahi hei whakamātotoru, hei whakaemulsifier, hei here, hei whakahaere tere, hei hanga kiriata
He aha te Papa Hydrophilic Gel Matrix?
Ko te papa matrix gel hydrophilic he momo inenga ka taea te whakahaere i te tukunga rongoā mai i te papa mō te wā roa.
Te whakarite i te papa matihiko wai-whakaaro:
. he tino māmā noa iho
Me whakamahi noa i ngā taputapu pēhi papa paerewa
Ārai i te tukunga atu o te horopeta rongoā
Kāore e pāngia e te pakeke o te papa, e te kaha pēhi rānei
Ka taea te whakarerekē i te tukunga o te rongoā i runga i te nui o ngā mea tāpiri me ngā pūmua
Kua whakaaetia whānuitia te whakamahinga o te hypromellose i roto i ngā papa hydrophilic gel-matrix, ā, he watea te whakamahi i te hypromellose, ā, he pai hoki te hītori haumaru, kua whakaaturia e ngā rangahau maha. Kua noho te hypromellose hei whiringa pai rawa atu mā ngā kamupene rongoā ki te whakawhanake me te whakaputa papa tuku-roa.
Ngā Take e Pā Ana ki te Tukunga Rongoā mai i ngā Papa Matrix:
I te wā e hoahoa ana i tētahi papa tuku-roa ana, e rua ngā mea matua hei whakaaroaro: te hanganga me te tukatuka. Tērā anō hoki ētahi atu mea hei whakaaroaro ina whakatau ana i te hanganga me te āhua tukunga o te hua rongoā whakamutunga.
Tātai:
Ngā āhuatanga matua hei whakaaroaro mā te whanaketanga wawe:
1. Pūmua (momo whakakapinga, matotoru, nui me te rahi o te matūriki)
2. Ngā rongoā (te rahi o te matūriki me te wairewatanga)
3. Ngā mea whakapūpū (te wairewatanga me te inenga)
4. Ētahi atu matū tāpiri (ngā mea whakau me ngā mea ārai)
Mahi toi:
E pā ana ēnei āhuatanga ki te āhua o te hanga o te rongoā:
1. Ngā tikanga whakaputa
2. Rahi me te Āhua o te Papa
3. Te kaha o te papa
4. taiao pH
5. Paninga kiriata
Te mahi a ngā maramara angaanga:
Ka taea e ngā papa matihiko wai-whakaaro te whakahaere i te tukunga o ngā rongoā mā roto i te paparanga matihiko, tae atu ki ngā tikanga e rua o te horapa (ngā kai hohe wairewa) me te horo (ngā kai hohe kore-wairewa), nō reira he nui te awe o te matotoru o te polymer ki te āhua tukunga. Mā te whakamahi i te hypromellose, ka taea e ngā kamupene rongoā te whakamahi i te hangarau papa matihiko wai-whakaaro hei whakatika i te āhua tukunga o te rongoā, kia pai ake ai te horopeta me te pai ake o te whakarongo a te tūroro, kia whakaitihia ai te taumahatanga o te rongoā ki ngā tūroro. Ko te tikanga o te tango rongoā kotahi i te rā he pai ake i te wheako o te tango i ngā papa maha i ngā wā maha i te rā.
Wā tuku: Paenga-whāwhā-25-2024