I tēnei rā ka arotahi tātou ki te tāpiri i ētahi momo whakamātotoru.
Ko ngā momo whakamātotoru e whakamahia whānuitia ana ko te kore-waro, te cellulose, te acrylic, me te polyurethane.
Kore-waro
Ko te nuinga o ngā rauemi kore-waro ko te bentonite, te silicon paowa, me ētahi atu, e tāpirihia ana ki te paru hei huri, nā te mea he uaua ki te whakamarara katoa i a rātou nā te kaha o te whakaranu peita tuku iho.
Tērā anō tētahi wāhanga iti ka whakamararatia i mua, ka whakaritea hei tiēre hei whakamahi.
Ka taea te tāpiri atu ki ngā peita mā te huri hei hanga i tētahi nui o te pre-gel. Tērā anō ētahi he ngāwari ki te whakamarara, ā, ka taea te hanga hei gel mā te whakaoho tere. I te wā e whakarite ana, mā te whakamahi i te wai mahana ka taea te whakatairanga i tēnei tukanga.
Cellulose
Ko te hua cellulose e whakamahia whānuitia ana kote hauwaitoiretira o te pūtau (HEC)Kāore i te pai te rere me te whakataurite, kāore i te rawaka te ātete ki te wai, kāore i te ārai i te pokepokea ai me ētahi atu āhuatanga, kāore i te tino whakamahia i roto i ngā peita ahumahi.
Ina whakamahia, ka taea te tāpiri tika, te whakarewa rānei i mua i te wai.
I mua i te tāpiri, me aro nui ki te whakatikatika i te pH o te pūnaha ki ngā āhuatanga kawakore, he mea e whai hua ana ki tōna whanaketanga tere.
Kiriaku
He maha ngā whakamahinga o ngā whakamātotoru kiriaku i roto i ngā peita ahumahi. E whakamahia ana i roto i ngā paninga tikanga noa pērā i te paninga kotahi-wāhanga me te ōwehenga teitei o te tae-ki-te-papa, pērā i ngā hanganga maitai me ngā paninga tiaki.
I roto i te paninga o runga (ina koa te paninga mārama), te peita wāhanga-rua, te peita paninga tunu, te peita kanapa me ētahi atu pūnaha, he hapa ōna, ā, kāore e taea te tino matatau.
Ko te mātāpono whakamātotoru o te whakamātotoru kiriaku ko: i raro i ngā āhuatanga kawakore, ka hurihia te rōpū carboxyl i runga i te mekameka polymer hei carboxylate ionized, ā, ka tutuki te pānga whakamātotoru mā te pana hiko.
Nō reira, me whakarite te pH o te pūnaha ki te kawakore i mua i te whakamahinga, ā, me pupuri tonu te pH ki te >7 i te wā e rongoatia ana i muri mai.
Ka taea te tāpiri tika, te whakaranu rānei ki te wai.
Ka taea te whakarewa i mua mō te whakamahi i roto i ētahi pūnaha e hiahia ana kia tino pumau te matotoru. Arā: tuatahi, whakaranua te whakamātotoru kiriaku ki te wai, kātahi ka tāpirihia te whakatikatika pH me te whakaoho tonu. I tēnei wā, ka mārama te matotoru o te otinga, mai i te mā miraka ki te whakapiri mārama, ā, ka taea te waiho kia tū mō te whakamahinga i muri mai.
Mā te whakamahi i tēnei tikanga ka ngaro te whai huatanga o te whakamātotoru, engari ka taea te whakawhānui katoa i te whakamātotoru i te wā tōmua, ka pai ake ai te pumau o te matotoru i muri i te hanganga o te peita.
I roto i te tukanga hanga me te whakaputa i te peita paura hiriwa kotahi-wāhanga H1260, ka whakamahia te whakamātotoru penei.
Polyurethane
He whānuitia te whakamahinga o ngā whakamātotoru polyurethane i roto i ngā paninga ahumahi, he tino pai te mahi, ā, he pai hoki mō te whakamahi i roto i ngā pūnaha rerekē.
I te whakamahinga, kāore he whakaritenga mō te pH o te pūnaha, ka taea te tāpiri tika atu, i muri rānei i te whakaranu, mā te wai, mā te whakarewa rānei. Ko ētahi matū whakamātotoru he ngoikore te wai, ā, kāore e taea te whakaranu ki te wai, engari ka taea anake te whakaranu ki ngā whakarewa.
pūnaha whakapūkara
Kāore he whakarewa i roto i ngā pūnaha whakapūhui (tae atu ki ngā whakapūhui kiriaku me ngā whakapūhui hydroxypropyl) ā, he ngāwari noa iho te whakamātotoru. He pai ake te tāpiri i muri i te whakapūhuitanga. I te whakapūhuitanga, kia rite ki te pai o te whakapūhuitanga o te whakapūhuitanga, whakapūhuitia he ōwehenga kua whakaritea.
Mena he iti te whai huatanga o te whakamātotoru, me iti iho te ōwehenga waimeha, me kaua rānei e waimeha; ki te nui te whai huatanga o te whakamātotoru, me teitei ake te ōwehenga waimeha.
Hei tauira, he tino pai te whai huatanga o te whakamātotoru polyurethane wai-pūtake SV-1540. Ina whakamahia i roto i te pūnaha whakamomona, ka waimehahia kia 10, kia 20 rānei ngā wā (10%, 5 rānei%) hei whakamahi.
Te Horopakinga o te Hydroxypropyl
Kei roto i te kapia whakamarara hauwaiporoporo he nui o te whakarewa, ā, ehara i te mea ngāwari ki te whakamātotoru i te wā e hanga peita ana. Nō reira, ka tāpirihia te polyurethane i roto i te ōwehenga waimeha iti iho, ka tāpirihia rānei me te kore waimeha i roto i tēnei momo pūnaha.
He mea tika kia mōhiotia, nā te nui o ngā whakarewa, kāore i te tino kitea te pānga whakamātotoru o te maha o ngā whakamātotoru polyurethane i roto i tēnei momo pūnaha, ā, me whiriwhiri he whakamātotoru e tika ana i runga i te huarahi kua whakaritea. I konei, e hiahia ana ahau ki te taunaki i tētahi whakamātotoru polyurethane hono wai-pūmau SV-1140, he tino pai te whai huatanga whakamātotoru, ā, he tino pai te mahi i roto i ngā pūnaha whakarewa-teitei.
Wā tuku: Paenga-whāwhā-25-2024