Daim ntawv thov HPMC hauv cov pobzeb nplaum

HydroxyPropyyl Metylcellulose (HPMC) yog cov neeg tsis muaj tshuaj lom ether ua los ntawm cov tshuaj pleev cov tshuaj polymer polymer. Nws muaj ntau lub zog xws li thickening, zaj duab xis, thiab yog siv dav hauv cov ntaub ntawv hauv tsev, tsho dawb, khoom noj.

(1) Cov yam ntxwv yooj yim ntawm HPMC

1. Thickening cov cuab yeej
HPMC tuaj yeem yaj sai hauv dej los ua qhov siab-viscosity colloloal tov. Nws cov kev ua tuab tuab tuaj yeem tswj hwm los ntawm kev kho nws cov qib ntawm qhov hnyav dua thiab hnyav. Thickening kev ua tau yog ib qho ntawm cov ntsuas tseem ceeb ntawm cov pobzeb nplaum thiab tuaj yeem txhim kho lawv cov txheej txheem thiab ua haujlwm.

2. Dej ceev ceev
HPMC muaj cov dej ua kom zoo heev thiab tuaj yeem tiv thaiv dej los ntawm kev ploj sai, yog qhov hloov tau lub sijhawm qhib thiab hloov kho lub zog ntawm cov nplais. Qhov no yog qhov tshwj xeeb tshaj yog rau kev tsim kho nyob rau hauv qhov chaw siab thiab qhuav ib puag ncig.

3. Zaj duab xis tsim
HPMC tuaj yeem tsim cov pob tshab thiab cov yeeb yaj kiab tawv tom qab ziab, uas yuav pab txhim kho cov tshuaj tiv thaiv kab mob thiab dej tsis kam ntawm cov nplais nplaum.

4. Adhesion
HPMC muaj cov nplaum zoo nkauj thiab tuaj yeem txhim kho cov nplaum ntawm cov vuas nplaum rau cov vuas thiab substrates thiab substrates, kom ntseeg tau tias cov vuas luaj li.

(2) Qhov zoo ntawm HPMC hauv cov nplais nplaum

1. Txhim kho kev tsim kho kev tsim kho
Lub thickening thiab dej khaws cov khoom ntawm HPMC tuaj yeem txhim kho kev tsim kho cov av nplaum, thiab tsis yooj yim rau sag, thiab tsis tau txhim kho kev tsim kho kev tsim kho thiab qhov zoo.

2. Txhim Kho Lub Zog Bonding
Adhesion thiab zaj duab xis-ua cov khoom ntawm HPMC los txhim kho lub zog ntawm cov nplais nplaum, kom meej tias cov vuas tsis yooj yim poob tom qab tau dhau los. Hauv cov ntawv thov tiag tiag, ntxiv rau HPMC ua rau cov nplaum nplaum cog kom tiv thaiv ntau dua kev cuam tshuam sab nraud thiab kev co.

3. Ncua Sijhawm Qhib
Vim tias cov khoom siv hauv HPMC, lub sijhawm qhib thiab kev hloov kho lub sij hawm los hloov kho cov teeb meem tsim kho los ntawm lub sijhawm qhib luv.

4. Txhim Kho Huab Cua Kuj
Zaj duab xis tsim los ntawm HPMC tom qab ziab muaj cov dej ua haujlwm zoo thiab huab cua tiv thaiv, uas tuaj yeem txhim kho qhov chaw nyob hauv thaj av noo thiab nthuav lawv lub neej.

(3) daim ntawv thov tshwj xeeb ntawm HPMC hauv cov nplais nplaum
1. Orginary Pobzeb Adhesives
Nyob rau hauv cov qauv ntawm cov nplais uas zoo nkauj, lub ntsiab muaj nuj nqi ntawm HPMC yog los muab cov khoom siv ua haujlwm tuab thiab ua haujlwm ua haujlwm thiab lub zog ua haujlwm. Feem ntau, tus nqi ntawm HPMC yog 0.3% rau 0.5% ntawm tag nrho cov mis.

2. Cov Khoom Siv Ua Haujlwm Siab Tshaj Plaws Pobzeb
Nyob rau hauv cov kev ua tau zoo pobzeb cov nplaum, HPMC tsis tsuas yog muab cov dej tsis kam ua, tab sis kuj tseem ua yeeb yaj kiab zoo nkauj los ntawm nws cov kev ua yeeb yaj kiab zoo heev thiab kev sib tham. Hom nplaum no feem ntau yog siv nyob rau hauv cov laj kab ua ke nrog cov phiaj xwm theem siab, xws li cov npoo sab nraum zoov, thiab lwm yam.

3. Tshwj xeeb-lub hom phiaj lim cov nplaum nplaum
Rau qee qhov tshwj xeeb-lub hom phiaj cov nplaum nplaum, xws li cov nplaum nplaum rau cov pob zeb ntuj xws li muaj kev ruaj ntseg ntxiv kom ntseeg tau tias lub pob zeb ruaj khov thiab lub pob zeb tom qab dhau los tom qab.

Raws li lub cellulose ether nrog kev ua tau zoo, HPMC ua si lub luag haujlwm tseem ceeb hauv cov vais cov nplaum. Nws cov dej ua kom tuab, ua yeeb yaj kiab ua yeeb yam thiab ua kom muaj zog txhim kho nws cov plua tshauv Nyob rau yav tom ntej, nrog kev nce qib nruam ntawm cov ntaub ntawv siv thev naus laus zis, kev thov ntawm HPMC hauv qhov tob tob thiab tob rau kev tsim kho kev tsim kho kev tsim kho.