Mu gawo la mankhwala, sodium carboxymethylcellulose (cmc) ndi hydroxypropyl (hpmc) ndi awiri omwe amagwiritsidwa ntchito zothandizira mankhwala osiyanasiyana.
Kapangidwe ka mankhwala ndi katundu
CMC ndi ma cellulose osungunuka dziwe lopezeka potembenuza gawo la magulu a ma hydroxyl a cellulose m'magulu a carboxymethl. Kusungunuka kwamadzi ndi ufa wa cmc zimadalira kuchuluka kwake ndi kulemera kwamitundu, ndipo nthawi zambiri imakhala ngati thicking yabwino ndi kuyimitsa wothandizira.
HPMC imapezeka polowetsa magulu a ma hydroxyl a cellulose ndi methyl ndi hydroxypyl. Poyerekeza ndi CMC, HPMC ili ndi ulamuliro wonse, umatha kusungunuka m'madzi ozizira komanso otentha, ndikuwonetsa mafashoni okhazikika pamakhalidwe osiyanasiyana a pH. HPMC imagwiritsidwa ntchito ngati kanema wakale, zomatira, thiCerner ndi wolamulira womasulidwa.
Gawo la ntchito
Mapiritsi
Pakupanga mapiritsi, CMC imagwiritsidwa ntchito ngati chomatira komanso zomatira. Monga chosokoneza, masentimita amatha kuyamwa madzi ndi kutupa, potero amalimbikitsa kusokonekera kwa mapiritsi ndikuwonjezera kumasulidwa kwa mankhwala osokoneza bongo. Monga binde, masentimita amatha kukulitsa mphamvu yamakina mapiritsi.
HPMC imagwiritsidwa ntchito ngati kanema wakale komanso wovomerezeka pamapiritsi. Kanema wopangidwa ndi HPMC ali ndi mphamvu zabwino kwambiri ndikutha kukana, zomwe zingateteze mankhwalawo chifukwa cha chilengedwe chakunja. Nthawi yomweyo, katundu wa makanema a HPMC amathanso kugwiritsidwa ntchito kuwongolera kuti amasulidwe mankhwalawa. Mwa kusintha mtundu ndi mlingo wa HPMC, kumasulidwa kapena kumasulidwa komwe kungachitike.
Mapiritsi
Mu kukonzekera kwa kapisole, masentimita samagwiritsidwa ntchito, pomwe HPMC imagwiritsidwa ntchito kwambiri, makamaka pakupanga makapisozi a masamba. Zipolopolo zachikhalidwe za kapisozi zimapangidwa kwambiri ndi gelatin, koma chifukwa cha vuto la magwero a nyama, hpmc tsopano ndi chinthu chabwino. Kapisozi yopangidwa ndi HPMC siingokhala ndi zinthu zabwino, komanso zimakwaniritsa zosowa za ogeti.
Kukonzekera kwamadzi
Chifukwa cha kukula kwake kwakukulu komanso kuyimitsidwa katundu, masentimita amagwiritsidwa ntchito kwambiri mu madzi kukonzekera monga njira zamanja, madontho amaso komanso kukonzekera kwapakhungu. CMC imatha kuwonjezera mafayilo amadzi kukonzekera, potero kumapititsa patsogolo kuyimitsidwa ndi kukhazikika kwa mankhwala osokoneza bongo komanso kupewa mankhwala osokoneza bongo.
Kugwiritsa ntchito HPMC mu madzi kukonzekera kumakhazikika m'mabatanidwe ndi ma emulsifiers. HPMC imatha kukhala yokhazikika pamafu osiyanasiyana ndipo imagwirizana ndi mankhwala osiyanasiyana popanda kukhudzika kwa mankhwala osokoneza bongo. Kuphatikiza apo, kagwiridwe ka filimuyo ya HPMC imagwiritsidwanso ntchito kukonzekera kwapakhumbo, monga momwe mafilimu amapangira madontho m'maso.
Kukonzekera Kutulutsa
Pomasulira kukonzekera, kugwiritsa ntchito HPMC kumadziwika kwambiri. HPMC imatha kupanga gel network, ndipo kumasulidwa kwa mankhwalawa kumatha kulamuliridwa ndikusintha kuchuluka kwa hpmc. Katunduyu wagwiritsidwa ntchito kwambiri m'mapiritsi osungula amkamwa. Mosiyana ndi izi, masenti samagwiritsidwa ntchito pokonzekera kutunzedwa, makamaka chifukwa kapangidwe ka gel kumakhala kokhazikika ngati HPMC.
Kukhazikika komanso kugwirizana
CMC ili ndi bata kwenikweni pamakhalidwe osiyanasiyana a pH ndipo imakhudzidwa mosavuta ndi malo oyambira acid. Kuphatikiza apo, CMC imagwirizana kwambiri ndi zosakaniza zina za mankhwala, zomwe zingayambitse mpweya kapena kulephera.
HPMC ikuwonetsa kukhazikika kwabwino pa ph HPMC imatha kukhala yogwirizana ndi zosakaniza zambiri osakhudza kukhazikika ndi kugwiritsa ntchito bwino mankhwalawa.
Chitetezo ndi malamulo
Onse a CMC ndi HPMC amawonedwa ngati otetezedwa ogulitsa ndipo avomerezedwa kuti agwiritsidwe ntchito pokonzekera mankhwala okonzekera mankhwala ndi pharcacoofaas ndi mabungwe oyang'anira m'maiko osiyanasiyana. Komabe, pogwiritsidwa ntchito, cmc imatha kupangitsa kuti zikhale zovuta zina, pomwe HPMC sizimayambitsa mavuto.
CMC ndi HPMC imakhala ndi zabwino zawo pazogwiritsa ntchito mankhwala. CMC imakhala ndi malo ofunikira mu madzi kukonzekera chifukwa cha kukongola kwambiri ndi katundu wake, pomwe HPMC yagwiritsidwa ntchito kwambiri m'mapiritsi, makapisozi ndi kukonzekera koyenera chifukwa cha njira yake yabwino kwambiri yopangira mafilimu. Kusankhidwa kwa kukonzekera kwa mankhwala opangira mankhwala kuyenera kutengera mankhwala omwe mankhwalawo ndi zokonzekera, poganizira zabwino ndi zovuta za onse, ndikusankha zopatsa zabwino kwambiri.
Post Nthawi: Jul-19-2024