src=/>聚阴离子纤维素(pac)分子结构图聚阴离子纤维素(polyanioniccellulose)简称pac，是由天然纤维素经化学改性而制得的水溶性纤维素醚类衍生物，是一种重要的水溶性纤维素醚，通常应用其钠盐。　　聚阴离子纤维素有很好的耐热稳定性和耐盐性，抗菌性强。该产品配制的泥浆流体具有良好的降失水性、抑制性、较高的耐温性。广泛应用于石油钻井，特别是盐水井和海洋石油钻井。　　聚阴离子纤维素用途很广，可应用于羧甲基纤维素（cmc）能用的所有行业，提供更稳定的应用性能。例如:1.可作为纺织工业中替代淀粉的轻纱上浆剂;2.造纸中加入纸浆，可提高纸的纵向强度和平滑度，提高纸的耐油性和吸墨性；3.日化工业中用于配制肥皂和合成洗涤剂；4.橡胶工业中用作胶乳稳定剂;5.此外，在涂料、食品、化妆品、陶瓷粉料、皮革等精细化工加工中，作为调厚剂、乳液稳定剂、结晶生成防止剂、增稠剂、粘结剂等。　　《聚阴离子纤维素市场调研报告》对聚阴离子纤维素生产工艺，生产现状，应用领域，消费结构，消费现状，进出口，市场价格，项目投资等多方面多角度阐述，并在此基础上对未来市场需求和市场前景定性和定量的分析和预测。　　物理性状：白色至淡黄色粉末或颗粒，无味无毒，吸湿性强，易溶于冷水和热水中。 　　化学性能：　　1.高取代度：取代值0.85-1.4.　　2.耐热稳定性：水溶液在80℃以下性能稳定，当温度高达接近150℃仍可显示一定粘度并可维持约48h.　　3.耐酸碱抗盐：ph值在3-11范围内性能稳定，可应用于各类极性恶劣环境。　　4.良好的相溶性：与其它纤维素醚类、水溶性胶、软化剂、树脂等均可相溶；当pac的取代度超过1.2时，逐渐显示油溶性。　　5.良好的溶解性：用简单的搅拌设备即可较快溶解于冷水和热水中；热水溶解速度更快；速溶型pac在数分钟之内即可充分溶解，大大提高使用的方便性和生产效率。　　6.良好的稳定性：pac水溶液具有光稳定性，保质期更长；抗细菌霉变性能强，不发酵。　　7.极低的使用量：因pac本身的高取代度和高稳定性，所以在相同使用环境下，其用量仅相当于羧甲基纤维素（cmc）的30%-60%，在一定程度上降低了企业的使用成本。具有较高的性价比优势；同时节省了原材料消耗，具有较高的经济效益和社会效益。　　8.聚阴离子纤维素（pac）的主要原料是精制棉，本身无药理作用，于生理无害，生产工艺绿色环保。　　9.聚阴离子纤维素可以用于深井高温的井下作业。 poly anion cellulose (pac) molecularstructure poly anioniccellulose gather anion cellulose (as pac, isfrom) by chemical modification of natural cellulose and preparationof water-soluble cellulose ethers derivatives, is a kind ofimportant water-soluble cellulose ether, usually applied to itssodium salt. poly anion cellulose has good heat stability and saltresistance sex, antibacterial sex strong. this product is made ofmud flow has good drop lost water, inhibitory, high tensilestrength.no staining residue. widely used in petroleum drilling,especially salt wells and offshore oil drilling. poly anioncellulose purpose is very wide, can be applied to carboxymethylcellulose (cmc) can provide all the industry, more stableapplication performance. for example: 1. can be used as thesubstitution starch in the textile industry tunic sizing agent; 2.add pulp and papermaking can improve the longitudinal strength andpaper smoothness, improve paper high conductiveity and inkabsorbency; 3. cosmetic industry used to make soap and syntheticdetergents; 4. rubber industry as latex stabilizers; 5. inaddition, in the paint, food, cosmetics, ceramic powder, leatherand other fine chemical processing, as attune thick agent, emulsionstabilizers, crystal formation prevent agents, thickening agents,binder, etc. gather anion cellulose market research report by polyanion cellulose production technology, production status,application field, the structure of consumption, consumptionstatus, import and export, market price, project investment frommany aspects elaborated, and based on market demand and marketprospect future the quantitative and qualitative analysis andprediction. physical properties: white to light yellow powder orparticles, tasteless non-toxic, hygroscopicity strong, soluble incold water and hot water. chemical properties: 1. withhigh-substitute degree: replace value 0.85 1.4. 2. - in aqueoussolution heat stability: stable performance and 80 ℃ below whentemperatures as high as close to 150 ℃ still can show certainviscosity and maintain about 48h. 3. acidproof alkali saltresistant: ph in 3-11 range stable performance and can be appliedto all kinds of polarity environments. 4. good xiangrongxing: andother cellulose ethers, water-soluble glue, softener, resin, etc.can be phase dissolve; when pac when the substitution degree, morethan 1.2 oil-soluble gradually revealed. 5. good solubility: usesimple mixing equipment can be dissolved in cold and hot waterrapid; hot water dissolution rate faster; instant type in a fewminutes can pac, greatly improving dissolves adequately use theconveniences and production efficiency. 6. good stability: pacaqueous light stability, the expiration period is longer;resistance to bacterial mildew performance is strong, notfermentation. 7. very low usage: for pac itself withhigh-substitute degree and high stability, so in the same useenvironment, its dosage is only carboxymethyl cellulose (cmc) 30% -60%, and, to some extent, reduce the enterprise use cost. has thehigh price advantage; meanwhile saves materials consumption, withhigh economic efficiency and the social efficiency. 8. gather anioncellulose (pac) of main raw material is refined cotton, itself nopharmacological actions, in physiological and harmless, productionprocess green environmental protection. 9. gather anion cellulosecan be used in the temperature of the deep underground work.

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