Focus on Cellulose ethers

Hunhu hweCarboxymethyl Cellulose Sodium Zvigadzirwa

Carboxymethyl cellulose (Sodium Carboxymethyl cellulose), inodaidzwa kunzi CMC, musanganiswa wepolymer wepamusoro unoshanda colloid.Iyo inonhuhwirira, isinganakidze, isiri-chepfu mvura-inonyungudika selulosi kubva.Iyo inowanikwa organic cellulose binder imhando ye cellulose ether, uye sodium yayo munyu inowanzo shandiswa, saka zita rayo rakazara rinofanira kunge riri sodium carboxymethyl cellulose, kureva, CMC-Na.

Senge methyl cellulose, carboxymethyl cellulose inogona kushandiswa seyakagadziriswa yezvinhu zvinoramba uye sechibhainda chenguva pfupi yezvinhu zvinoramba.

Sodium carboxymethyl cellulose is a synthetic polyelectrolyte, saka inogona kushandiswa se dispersant uye stabilizer kune refractory madhaka uye castable, uye zvakare iri yechinguvana yakakwirira-inoshanda organic binder.Ine zvinotevera zvakanakira:

1. Carboxymethyl cellulose inogona kushambadza zvakanaka pamusoro pezvimedu, yakanyatsopinda mukati uye yakabatanidzwa kune zvimedu, kuitira kuti simba repamusoro refractory blanks ribudiswe;

2. Sezvo carboxymethyl cellulose iri anionic polymer electrolyte, inogona kuderedza kuwirirana pakati pezvimedu mushure mekushambadza pamusoro pechimedu chepamusoro, uye kuita seinoparadzanisa uye inodzivirira colloid, nokudaro inovandudza kuwanda uye simba rechigadzirwa uye kuderedza mushure mekupisa Inhomogeneity ye. chimiro chesangano;

3. Kushandisa carboxymethyl cellulose sebinder, hapana madota mushure mekupisa, uye kune zvishoma zvishoma-zvinonyunguduka zvinhu, izvo zvisingazokanganisa kutonhora kwebasa rechigadzirwa.

Product Features

1. CMC ichena kana yero fibrous granular poda, isinganakidze, isinganhuhwi, isina chepfu, inonyungudika nyore mumvura, uye inoumba sparent viscous colloid, uye mhinduro yacho haina kwayakarerekera kana zvishoma alkaline.Inogona kuchengetwa kwenguva yakareba pasina kuora, uye zvakare yakagadzikana pasi pekushisa kwakadzika uye chiedza chezuva.Zvisinei, nekuda kwekukurumidza kuchinja kwekushisa, acidity uye alkalinity yemhinduro ichachinja.Pasi pesimba re ultraviolet rays uye microorganisms, ichaitawo hydrolysis kana oxidation, viscosity yemhinduro ichaderera, uye kunyange mhinduro yacho ichasvibiswa.Kana mushonga wacho uchifanira kuchengetwa kwenguva yakareba, zvinodzivirira zvakakodzera zvinogona kusarudzwa, zvakadai se formaldehyde, phenol, benzoic acid, uye organic mercury compounds.

2. CMC yakafanana nedzimwe polymer electrolytes.Kana ichinge yanyunguduka, inotanga kuzvimba, uye zvimedu zvichanamatira kune mumwe nemumwe kuti zvigadzire firimu kana boka re viscose, kuitira kuti varege kupararira, asi kupera kunononoka.Nokudaro, paunenge uchigadzirira mhinduro yaro yemvura, kana zvimedu zvingave zvakaenzana zvakanyoroveswa kutanga, chiyero chekuparara chinogona kuwedzerwa zvakanyanya.

3. CMC is hygroscopic.Avhareji mwando yeCMC mumhepo inowedzera nekuwedzera kwekushisa kwemhepo uye inoderera nekuwedzera kwekushisa kwemhepo.Kana avhareji tembiricha yekamuri tembiricha iri 80% -50%, kuenzana mwando iri pamusoro 26%, uye chigadzirwa mwando isingasviki 10%.Naizvozvo, kurongedza kwechigadzirwa uye kuchengetedza kunofanirwa kutarisisa kune hunyoro-uchapupu.

4. Heavy metal salts yakadai sezingi, mhangura, lead, aruminiyamu, sirivha, simbi, tini, chromium, zvichingodaro, inogona kukonzera kunaya muCMC aqueous solution, uye kunaya kwemvura kunogona kunyungudika zvakare mu sodium hydroxide kana ammonium hydroxide solution. kunze kweiyo basic lead acetate.

5. Organic kana inorganic acids inokonzerawo kunaya kwemvura mumhinduro yechigadzirwa ichi.Chiitiko chekunaya chakasiyana nekuda kwerudzi uye kuiswa kweasidhi.Kazhinji, kunaya kwemvura kunoitika pazasi pH 2.5, uye inogona kudzoserwa mushure mekusarerekera nekuwedzera alkali.

6. Minyu yakadai se calcium, magnesium uye tafura yemunyu haina mvura inonaya paCMC solution, asi inokanganisa kuderedza viscosity.

7. CMC inowirirana nemamwe glue-soluble glues, softeners uye resins.

8. Firimu rakadhirowewa neCMC rinonyudzwa muacetone, benzene, butyl acetate, carbon tetrachloride, castor oil, corn oil, ethanol, ether, dichloroethane, petroleum, methanol, methyl acetate, methyl ethyl ether at room temperature Ketone, toluene, turpentine. , xylene, peanut oil, nezvimwewo zvinogona kusachinja mukati memaawa makumi maviri nemana


Nguva yekutumira: Jan-03-2023
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