Nga whakamahinga matua o te hydroxypropyl methylcellulose
1. Ahumahi hanga: whakamahia hei kaihoko pupuri wai me te whakaahuru mo te kumete ciment kia pai ai te pupuhi.Whakamahia he kumete, raima, putty me etahi atu mea hanga whare hei here ki te whakapai ake i te horahanga me te whakaroa i te wa mahi.Ka whakamahia hei peera whakapiri, he mapere, he whakapaipai kirihou, he whakanui i te whakapiri, ka taea hoki te whakaiti i te nui o te ciment.Ko te taonga pupuri wai o te hydroxypropyl methylcellulose HPMC ka aukati i te whakapiri kia tere rawa te maroke me te pakaru i te wa e whakamahia ana, me te whakanui ake i te kaha i muri i te whakapakeke.
2. Ahumahi hanga uku: whakamahia nuitia hei whakapiri i roto i te hanga o nga hua uku.
3. Ahumahi whakakikorua: ka whakamahia hei whakamaaratanga, whakamararatanga me te whakapumau i roto i te umanga whakakikorua, a he pai te hototahi ki roto i te wai, i nga whakarewa pararopi ranei.Hei kaihoroi peita.
4. Ink tā: whakamahia rite thickener, dispersant me stabilizer i roto i te ahumahi mangumangu, a he pai hototahi i roto i te wai whakarewa organic ranei.
5. Kirihou: te whakarewa i te kaihoko tuku, te ngawari, te whakahinuhinu, me etahi atu.
6. PVC: Hei dispersant mo te hanga PVC me te taapiri matua mo te whakarite i te PVC na roto i te polymerization whakatārewatanga.
7. Ētahi atu: Kei te whakamahia whānuitia tenei hua i roto i te hiako, ahumahi hua pepa, hua me te tiaki huawhenua me te ahumahi pueru, etc.
8. Te ahumahi rongoa: nga taonga whakakikorua;rauemi kiriata;nga rauemi polymer reiti-whakahaere mo nga whakaritenga tuku-mau;whakapūmau;awhina whakatarewa;whakapiri papa;te whakanui ake i te pokey
mōrearea hauora
Ko te Hydroxypropyl methylcellulose he haumaru me te kore paitini ka taea te whakamahi hei taapiri kai.Kaore e whakaputa i te wera me te kore e pawera ki te kiri me nga kiri mucous.Ko te kai o ia ra o te 25 mg/kg (FAO/WHO 1985) e kiia ana he haumaru (FDA1985).Me mau nga taputapu tiaki i te wa e mahi ana.
Te Painga Taiao o Hydroxypropyl Methylcellulose
A ape i te mararatanga matapōkeretia o te puehu ka poke te hau.
Moorearea Tianao me te Matū: Kati te pa atu ki nga puna ahi, karohia te hanga o te puehu nui i roto i te taiao kati, me te aukati i nga aitua pahū.
Wā tuku: Feb-02-2024