polyanionic cellulose (pac) Instructions
i). introduction: ngaj fibers vegh Qatlh series chemical reactions chenmoH vo' natural cotton neH pat cellulose ether derivatives, potlh water-soluble anionic cellulose ether pac. "wej jen 'ej wa' 'eS" features: jen stability, jen Hat resistance, jen pey salt, 'eS usage.
2), pac basic bang:
physical bang: Hoch chIS, chIS pagh chep SuD 'och tIq pagh granules, QI'yaH-SuQ, odorless, hygroscopic, soluble bIr bIQ tuj bIQ je.
3), pov bang chemical:
1. jen qechmeyDaj Huj substitution: substitution lo'laHghach 0.85-1.4.
2. tuj stability: bIQ below 80 ℃ ngaDmoH yIqaw, HeghDI' laH cha' Hat Da'elDI' close to 150 ℃ be viscosity.
3. pey Salt: laH applied ph lo'laHghach ngaDmoH 'emvo' 3-11, range Sar Segh polar environments tlhov 'ej taQ.
4. QaQ compatibility: 'ej latlh cellulose ethers, bIQ soluble adhesive, softener, resin, etc. laH compatible.
5. QaQ solubility: laH tlhoS tam wabvetlh ngoS nap vIH luch lo' bIr bIQ tuj bIQ, qaStaHvIS tuj bIQ Saghmo' ngoS je.
6. QaQ stability: pac taS je chep stability, nI'qu' ta' mIv'a' yIn; HoS mildew anti-bacterial bang, wej rogh.
7. 'eS dosage: pac because of jen qechmeyDaj Huj substitution, jen stability characteristics, qaStaHvIS rap environment mach amounts, generally ghot tu'lu'. mej 0.2 vatlhvI' chel ghot tu'lu'. mej 0.6 vatlhvI', equivalent neH latlh cellulose ethers (Hoch vIHtaHbogh cmc,: etc.) 30-50 vatlhvI', cost, veb 'ay' 'utmo' Dujvam reducing.
8. SuD: pac 'elbogh tlhol Hap 'u' refine cotton, pagh pharmacological 'angbogh Da Human production mIw SuD ghajbogh narghtaHvIS 'oH.
4), pac ngoQ 'ej 'angbogh Da:
water-soluble organic polymer, laH ngoS qaStaHvIS bIQ transparent jeD tIn mInDu'Daj 'ej boch je be qechmeyDaj Huj Dumerbe', laH widely lo' neH industrial production pa' yoS law', vaj majQa' thickening, binding, suspension, bIQ emulsifying, thickening, reH polyanionic cellulose sodium salt (pac) ghomHa', role ngaDmoH. qaStaHvIS oil qeq, toH latlh jInmol, 'ej fluids SotmoHbogh, ngeng bIQ, saturate brine 'ej latlh fluids DaH nobvam qeq laH applied, rewbe'mey'e' jaS offshore qeq fluid loss, amount puH jaQ neH 'eS Sub laH significantly reduce qeq fluid, pac cake thickness lang pac Hergh noHwI'pu' chutmey bIQ-waw' 'ej HoS inhibition brine ghaj pages. boqHa''egh viscosity (hv), 'eS viscosity (lv), medium viscosity (r) wej.
5), lup storage 'ej loaded:
product "triple chu'" bag tlhegh je polyethylene mIllogh qonwI' qoSta' bag, net 25 kg; ngI' [Daq vIngIl ventilated neH cool, QaD,. ghaHDaq ngevwI' BERNARDO. pa' storage medium, 'ej packages webqu'meH nov bIQ, solubility, lo' not Sov wIHutlh moisture.