polyanionic Cellulose (pac) Application Overview

chIS pagh yellowish 'och tIq, QI'yaH-SuQ, odorless, soluble bIQ, QaQ stability thermal 'ej salt tolerance, antimicrobial resistance, water-soluble ionic fiber cellulose ethers, vaj rewbe'mey'e' puH offshore oil, mud additives, qeq QaQ salt tolerance, mud qeq 'ej Duy potlh 'ej nom treatment polyanionic cellulose (pac). gher product je QaQ teH'e' mud fluid loss, inhibition jen Hat resistance. widely lo' neH oil qeq, bIQ especially salt toH 'ej offshore oil qeq.

pac applied watlh bIQ saturate brine vo' vay' mud. laH effectively fluid loss amount reduce, 'ej wej significantly pat, especially jen Sub jegh pat viscosity ghur 'eS viscosity Segh pac. jen viscosity Segh pac mud muq, fluid loss 'angbogh Da obvious, especially 'eS mud Sub 'ej pagh Sub je saline mud.

dispersion clay 'ej shale swelling qaStaHvIS jen salt medium, laH inhibit mud fluid je pac gher vaj 'e' yISeH tlhoy' pollution. SeH salt pac response uniformity, ngaSwI' yuvtlhe' wIngaQmoHta'DI' jen transparency, je veb amount mud (pac-hv) 'eS fluid loss bIQ (pac-lv) je tuj yIqaw, 'aD ocma motlh.

pac workover fluid gher 'eS Sub phase, Hutlh production patlh penetration bot; laH QaD production patlh against ru'Ha' QIH; Say' je carrying capacity wellbore, wellbore 'ej leH workload reduce. chaq bIQ sediment infiltration 'ej rarely blistering qaD laH; laH ngevwI' pagh Qay DuqIppu'chugh toH toH ghuS puS motlhbogh workover fluid mud cost.

laH fracture fluid qeq pac 2 vatlhvI' potassium chloride taS (chel ram Qu'maj mung je fracture fluid), 'ej dissolution QaQ yIqaw; ngeD lo', laH Daq ram Qu'maj mung je; gelation speed, sand 'ej HoS laH qeng; DeSDu' 'eS osmolarity formations fracture 'e' 'angbogh Da lo' vIta'Qo' qaStaHvIS nungbogh