阳离子微粒乳化中性分散松香胶的制备与应用

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1、山东轻工业学院硕士学位论文阳离子微粒乳化中性分散松香胶的制备与应用姓名：沈静申请学位级别：硕士专业：制浆造纸工程指导教师：刘温霞20050501低。在针对有机徽粒对松香／115#强化松香／138#松香甘油酯混合物携莪纯与分散佟弼迸行蓊究与探讨钓蓥蘧l上，本文撬建了寄效约阳离子麸聚物型有机微粒，聚酰胺多胺一环氧氯丙烧乳化与分散体系，所得狡辩的或用簸采对予韵留裁静穰赣豫显著降低，蜀在不篌用助馨荆的实验条件下获锝嶷好的施胶效果，且硫黻铝用最大大降低。另外，成本核算结果表明，拜{离子徽粒乳化中性分散松香胶在娥本方嚣其骞显蓑熬拨势。最后，本文对阳离子微粒乳

2、化中性分散松香胶及基予低分予表褥活戆裁，粥离子窳溶瞧聚会匏体系熬辩离子分数松香获豹荻辩粒子超分子结构进行了研究与探讨，初步提出了粒子的超分子结构模激。关键词；阳离子菸聚物挺有机微粒阳离子微粒乳化中性分散松香羧鬣努予表嚣添缝熬躺裹予窳港毂聚会鐾松香’罄涵戆马来松香超分子结构Rosinbasedsizingagentsarcconventionally,consistentlyandwidelyusedbypapermakingindustrytorendertherelevantpaperorpaperboardproductsresistantt

3、oliquidpenetration．Amongdifferentcategoriesofrosinsizes，cationicdispersedrosinsizesaregenerallypreferredforvariousapplicationsinthattheya∞consideredtoprovideimprovedsizingefficiencyascomparedwithanionicrosinSiZeSandsaponifiedrosinsizeg，andtheirworldwidesuitabilitytothedevelop

4、menttrendofpapennakingtechnologiesmakethemthemostpromisingcategoriesofrosinbasedsizingagents．Ourworkisgenerallyfocusedonthedevelopmentofanovelandcost-effectivekindofcationicdispersedrosinsize晦，predominantlybyapplicationofnovelcationiccopolymerbasedmicroparticlesintheemlllsjf，

5、她anddispersingprocesses．Attheverybeginningofourwork,effectofmixedsystemsconsistingoflow-molecular-weightsurfaetantsandcationicwater-solublepolymersonrosinemulsificationwel'eintensivelyinveatigated,withtheexperimentalresultsshowingthat，theselectedsystemscargivegoodemulsifyinga

6、nddispersingeffectwithrelativelyhighdosagesoflow-molecular-weightsurfaetants，butsizingefficiencywasprovedtobeunsatisfactory．Subsequently,rosinmodificationexperimentswithformaldehyde，fnm舡icacid。triethylenc-tetramine锄depichlorohydrinaganti-oxidationageat,foaifyiagagent,condensa

7、tion-typepolymerizationbased翔翻鞠雠andcross强燃agent．respectively,weIeconductedinourwork,andthereaultingrosinmodificationImXlUCtwassubstantiallydil蠹cu!ttobe攫拱氆翊赫毽

8、碡嚣cm出蛙斌甥甲或主玎搬蹦c=0lKlitions，onlywithpartialemulsificationachievedafterullrasonictreatmentinthepresenceofbenzeneasasofte

9、ningagent．andemulsifyingeffectWasobservedtovaryconverselywiththeincr