01. Katundu wa sodium carboxymethylcelulose
Sodium Carboxymethmethmethmethyl cellulose ndi polymer electrolyte. Mulingo wa polowa m'malo a CMC imachokera ku 0,4 mpaka 1.2. Kutengera ndi kuyera, mawonekedwe ake ndi oyera kapena oyera oyera.
1. Makutu a yankho
Makutu a CMC Aquaous yankho limawonjezeka mwachangu ndi kuchuluka kwa ndende, ndipo yankho lake ndi PSeudoplastics. Njira zothetsera digiri yotsika (DS = 0,4-0.7) Nthawi zambiri zimakhala ndi thixotropy, ndipo zikuwoneka kuti zikuwoneka kuti zisinthana kapena kuchotsedwa ku yankho. Makutuwa a CMC Auquous yankho limachepa ndi kutentha kwambiri, ndipo izi zimasinthidwa pomwe kutentha sikupitilira 50 ° C. Kutentha kwambiri kwa nthawi yayitali, cmc kumawononga. Ichi ndiye chifukwa chake magazi amatulutsa magazi ndiosavuta kutembenuka ndi kuwonongeka mukasindikiza njira yopyapyala.
CMC yomwe imagwiritsidwa ntchito pofuna kuwononga malonda ndi gawo lalikulu lazolowa m'malo mwake, makamaka magazi.
2. Mphamvu ya PH Mtengo wa CMC
Makulidwe a CMC Aquaous yankho limakhalabe labwino kwambiri m'mawu osiyanasiyana, ndipo ndi okhazikika pakati pa pH 7 ndi 9. Ndi PH
Mtengo umachepa, ndipo masentimita amatembenuka kuchokera ku mawonekedwe amchere mpaka acid, omwe amakhutira m'madzi ndi mpweya. Mtengo wa PH ndi wochepera 4, mafuta ambiri amchere amatembenukira kukhala acid for acid ndi a acid. Pamene pH ili m'munsi 3, digiri ya zolowa m'malo 0,5, ndipo imatha kusintha kwathunthu pamtundu wamchere kuti adziwe mawonekedwe a acid. Mtengo wa masinthidwe athunthu a CMC yokhala ndi gawo lalikulu (pamwamba pa 0,9) ali pansipa 1. Chifukwa chake, yesani kugwiritsa ntchito cmc ndi gawo lokhazikika la mitengo yowoneka bwino.
3. Chiyanjano pakati pa CMC ndi zitsulo zachitsulo
Ma ionvalent zitsulo amatha kupanga msuzi wosungunuka wamadzi wokhala ndi cmc, zomwe sizingakhudze mafayilo, kuwonekeranso ndi zina mwa njira yam'madzi, koma mwina njira yothetsera njira yothetsera. Ionlo ya zitsulo, monga Ba2 +, Fe2 +, pb2 +, sn2 +, ndi zina zothetsera mavuto. Ca2 +, Mg2, MN2 +, ndi zina zambiri. Chitsulo chazitsulo chowoneka bwino chimakhala ndi ma cmc, kapena pothina kapena gel osakaniza, kotero felric chloride sangakhumudwitsidwe ndi cmc.
Pali zosatsimikizika mu kulolera kwamchere kwa cmc:
(1) Zimakhudzana ndi mtundu wa mchere wachitsulo, mtengo wamtengo wapatali wa yankho ndi kuchuluka kwa cmc;
(2) Zimakhudzana ndi dongosolo losakaniza ndi njira ya cmc ndi mchere.
CMC yokhala ndi gawo lalikulu lazolowera lili ndi mchere wokhala ndi mchere, komanso zotsatira za kuwonjezera mchere ku cmc yankho la cmc lili bwino kuposa madzi amchere.
CMC ndiyabwino. Chifukwa chake, pokonzekera osmotic glaze, nthawi zambiri amasungunula masentimita amadzi choyamba, kenako ndikuwonjezera mchere wa osmotic yankho.
02. Momwe Mungadziwire CMC pamsika
Yotchulidwa ndi kuyera
Gawo lalitali kwambiri - zomwe zili pamwambapa 99.5%;
Gulu la mafakitale - zomwe zili pamwambapa 96%;
Zogulitsa - zomwe zili pamwambapa 65%.
Ophatikizidwa ndi mafayilo
Mtundu wa Visccinal Isccin - 1% yankho la ma viscence ali pamwamba pa 5 pa s;
Mtundu wa mafayilo - mawonekedwe a 2% yankho lake lili pamwamba pa 5.
Mtundu wotsika wa visccina - 2% yankho la IscCene pamwamba pa 0.05 Pa · a.
03. Kufotokozera kwa mitundu wamba
Wopanga aliyense ali ndi mtundu wake, akuti pali mitundu yoposa 500. Mtundu wodziwika kwambiri umakhala ndi magawo atatu: X-Y-Z.
Kalata yoyamba ikuyimira ntchito zamakampani:
F - Gawo la Chakudya;
I - kalasi ya mafakitale;
C - Gawo la Ceramic;
O - Petroleum kalasi.
Kalata yachiwiri ikuyimira mawonekedwe a Viccess:
H - mafayilo apamwamba kwambiri
M - sing'anga
L - mawonekedwe otsika.
Kalata yachitatu ikuyimira digiriyi yolowa m'malo mwa 10 ndi digiri yamitundu ya cmc.
Chitsanzo:
Mtundu wa CMC ndi FH9, yomwe imatanthawuza cMC yokhala ndi kalasi ya chakudya, mawonekedwe apamwamba komanso digiri ya 0,9.
Mtundu wa CMC ndi masenti6, omwe amatanthauza cmc ya ceramic grade, ma virussion ndi digiri ya 0,6.
Makamaka, palinso makeke omwe amagwiritsidwa ntchito mu mankhwala, nsalu ndi mafakitale ena, omwe samakonda kugwiritsa ntchito malonda anthawi.
04. Makina opanga ma ceramic osankhidwa
1. Kukhazikika kwa Visccess
Uwu ndiye chinthu choyamba kusankha CMC ya Glaze
(1) Makutu sasintha kwambiri nthawi iliyonse
(2) MaviceCKen samasintha kwambiri ndi kutentha.
2. Thixotropy yaying'ono
Popanga matailosi owoneka bwino, glaze scrarry siyingakhale thixotropic, apo ayi zimakhudza mawonekedwe owoneka bwino, motero ndibwino kusankha cmc ya chakudya. Pofuna kuchepetsa ndalama, opanga ena amagwiritsa ntchito mafakitale a mafakitale, ndipo glazer kukhala mkhalidwe wakhudzidwa mosavuta.
3. Samalani ndi njira yoyeserera
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(2) samalani ndi kufanana kwa CMC yankho. Njira yoyeserera yoyeserera ndikuti musunthire yankho kwa maola awiri musanayesere ma viscy;
(3) Kutentha kumakhala ndi chisonkhezero chachikulu pa mamasukidwe, chifukwa chake chidwi chiyenera kulipiridwa ku kutentha kwamphamvu pakuyezetsa;
(4) Samalani kuteteza kwa CMC yankho la CMC kuti muchepetse kuwonongeka kwake.
(5) Yang'anirani kusiyana pakati pa mafakisoni ndi kusasinthika.
Post Nthawi: Jan-05-2023