Methylcellulose tej zaum yuav tsis yog lub npe tsev neeg, tab sis nws yog ntau yam polymer nrog ntau yam kev lag luam thiab kev ua noj ua haus. Nws cov khoom siv tshuaj tshwj xeeb ua rau nws yog cov khoom siv zoo tshaj plaws rau ntau yam kev siv, los ntawm cov kua ntses thickening mus rau kev tsim tshuaj txheej. Tab sis dab tsi tiag tiag teeb methylcellulose sib nrug los ntawm lwm cov ntaub ntawv yog nws lub peev xwm los tiv thaiv tag nrho plaub lub caij.
Ua ntej peb dhia mus rau hauv kev tshawb fawb tom qab methylcellulose, cia peb tham txog seb nws yog dab tsi thiab qhov twg nws los ntawm. Methylcellulose yog ib hom cellulose ether muab los ntawm cellulose, ib tug natural polymer pom nyob rau hauv cov nroj tsuag cell phab ntsa. Cellulose yog ib qho ntawm feem ntau cov organic tebchaw nyob rau hauv lub ntiaj teb no thiab muaj nyob rau hauv ntau ntau yam nroj tsuag, xws li ntoo pulp, paj rwb thiab xyoob. Methylcellulose yog tsim los ntawm kev hloov kho cellulose nrog methyl pawg, uas hloov nws cov khoom thiab ua rau nws ntau soluble hauv dej.
Tam sim no, cia peb tham txog dab tsi ua rau methylcellulose tiag tiag li tshwj xeeb. Ib qho tshwj xeeb tshaj plaws ntawm methylcellulose yog nws lub peev xwm los tsim cov gel thaum nws los txog rau hauv dej. Qhov gelation no tshwm sim vim cov methyl pawg ntawm cov cellulose molecules tsim ib qho hydrophobic barrier uas repels dej molecules. Yog li thaum methylcellulose ntxiv rau hauv dej, nws tsim cov tshuaj zoo li gel uas tuaj yeem siv los ua kom cov kua qaub, tsim cov yeeb yaj kiab, thiab ua rau cov noodles uas tuaj yeem noj tau.
Tab sis dab tsi tiag tiag methylcellulose sib nrug yog nws lub peev xwm los tiv thaiv cov teebmeem ntawm plaub lub caij. Qhov no yog vim nws tus cwj pwm txawv ntawm qhov kub thiab txias. Thaum tsis tshua muaj kub, xws li lub caij ntuj no, methylcellulose tiag tiag tsim cov gel muaj zog thiab tawv. Qhov no ua rau nws yog ib qho khoom siv zoo tshaj plaws rau kev tsim cov coatings rau cov kws kho mob thiab lwm yam khoom uas yuav tsum tau tiv thaiv los ntawm ya raws thiab lwm yam ib puag ncig.
Txawm li cas los xij, raws li qhov kub thiab txias nce, methylcellulose tiag tiag yuav pib muag thiab ua kom yooj yim dua. Qhov no yog vim hais tias thaum kub nce, lub hydrophobic barrier tsim los ntawm cov methyl pawg ua tsis tau zoo ntawm repelling dej molecules. Yog li ntawd, cov gel zoo li cov khoom tsim los ntawm methylcellulose ua tsis nruj thiab ntau pliable, ua rau nws yooj yim rau pwm thiab zoo.
Thaum lub caij ntuj sov, methylcellulose tiag tiag yuav ua tau zoo dua, ua rau nws yog ib qho khoom siv zoo heev rau kev ua cov khoom noj xws li cov neeg tsis noj nqaij thiab vegan nqaij hloov. Nws kuj tseem siv tau los ua tus neeg sawv cev thickening hauv cov kua ntsw thiab kua zaub vim tias nws tseem nyob ruaj khov txawm tias qhov kub thiab txias.
Ib qho txiaj ntsig tseem ceeb tshaj plaws ntawm methylcellulose tiag tiag yog nws lub peev xwm ua kom ruaj khov nyob rau lub sijhawm. Tsis zoo li lwm cov ntaub ntawv uas yuav degrade los yog tawg thaum lub sij hawm, tiag tiag methylcellulose yuav khaws nws cov khoom rau xyoo, ua rau nws yog ib qho khoom siv zoo rau kev siv mus ntev. Qhov no yog ib qho tseem ceeb tshwj xeeb rau kev lag luam xws li tshuaj thiab tshuaj pleev ib ce, qhov twg cov khoom yuav tsum tau tswj lawv cov hauj lwm zoo thiab potency nyob rau lub sij hawm ntev.
Lwm qhov zoo dua ntawm methylcellulose tiag tiag yog nws txoj kev nyab xeeb thiab ntau yam. Nws raug cais los ntawm FDA raws li feem ntau lees paub tias muaj kev nyab xeeb (GRAS), uas txhais tau tias nws raug pom zoo rau kev noj thiab siv hauv zaub mov, tshuaj, thiab tshuaj pleev ib ce. Nws kuj yog non-toxic thiab biodegradable, ua rau nws xaiv ib puag ncig tus phooj ywg.
Ntxiv rau nws txoj kev siv ntau yam, methylcellulose tiag tiag kuj siv rau hauv kev ua noj ua haus. Qhov tseeb, nws yog cov khoom muaj npe nrov hauv ntau cov vegan thiab neeg tsis noj nqaij cov tais diav vim nws lub peev xwm los tsim cov khoom zoo li gel yam tsis siv cov khoom siv tsiaj. Nws feem ntau yog siv los tsim cov nroj tsuag-raws li lwm cov nqaij thiab cov khoom ci thiab khoom qab zib.
Hauv kev xaus, qhov tseeb methylcellulose yog cov khoom siv zoo tshaj plaws nrog ntau qhov zoo dua lwm cov polymers. Nws muaj peev xwm tiv taus tag nrho plaub lub caij, tswj kev ruaj ntseg thaum lub sij hawm, thiab nyob twj ywm muaj kev nyab xeeb thiab ntau yam ua rau nws zoo tagnrho rau ntau yam lag luam. Txawm hais tias siv rau hauv kev tsim tshuaj, tshuaj pleev ib ce lossis khoom noj khoom haus, methylcellulose tseeb yog ib yam khoom tshwj xeeb uas nyob ntawm no.
Post lub sij hawm: Sep-19-2023