bulk n. 1.体积,容积,大小。 2.巨大;庞然大物;大块;大批,大量。 3.货舱;船货;散装货物。 4.〔the bulk〕,大半,大部分,大多数;主体。 5.【物理学】胀量;松密度。 6.〔书面语〕身体;胖人,大块头;〔诗〕巨人,巨兽。 a ship of great bulk 体积庞大的船。 The bulk of it! 这东西真大!The bulk of the debt was paid. 大部分的债都还清了。 He lifted his huge bulk from the chair. 他那庞大的身躯从椅子上站起来。 bulk analysis 【化学】总分析。 bulk cargo 散装货。 break bulk 下货,卸货。 by bulk 估堆,按堆(计算等)。 in bulk 1. 不加包装,散装。 2. 大批,大量 (load in bulk 散装入船,散运。 sell in bulk 原舱出售所装运的货,整批出售)。 vi. 1.显得庞大;看上去重要。 2.增大,膨胀,胀大;堆积起来;形成大块;扩展;(重要性等)增加。 3.(身体)发福。 The problem bulks large in his mind. 这个问题在他心目中显得很重要。 vt. 1.使膨胀;使增大。 2.堆积(鱼等)。 3.用眼力估计,毛估(重量、容量等)。 bulk large [small] in one's eyes [minds] 在某人眼[心目]中显得巨大。 bulk up 1. 胀大。 2. 形成大数目。
With large amounts of monomer, bulk polymerization often takes very turbulent and even explosive form . 用大量的单体进行本体聚合,其反应常是十分激烈甚至是爆炸式的。
Bulk polymerization , mass polymeriza - tion 本体聚合作用
Bulk polymerization of isobutene initiated byticl4 t - butyl tricholoroacetate system 三氯乙酸叔丁酯引发的异丁烯本体聚合研究
Then , by suspension , emulsion and bulk polymerization , pmma / mmt ( ommt ) nanocomposites is prepared 然后分别通过悬浮、乳液及本体聚合法制备了pmma mmt ( ommt )纳米复合材料。
The effectiveness of proposed method is validated with simulation on a bulk polymerization reactor of styrene 在苯乙烯间歇聚合反应模型上进行了仿真分析,验证了该方法的有效性。
Conclusion : based on bulk polymerization of phema artificial cornea , we use 2 biocompatibility methods to increase the toughness of porous skirt , which greatly increase the tear resistance of artificial cornea 术语解析:本体聚合:不加其他介质,只有单体本身,在引发剂、热、光等作用下进行的聚合反应。
With 5 % - 15 % ( by mass fraction ) ethyl - benzene as diluent , styrene - acrylonitrile random copolymer was synthesized by means of the continuous bulk polymerization of styrene and acrylonitrile initiated by heating 摘要以苯乙烯、丙烯腈在添加质量分数为5 % ~ 15 %的乙苯作稀释剂的条件下,进行热引发连续本体聚合,合成了无规苯乙烯丙烯腈共聚物。
Xrd and tem characterizations show that the spacings of ommt are expanded and exfoliated in pmma / ommt nanocomposites by suspension and emulsion methods , while pmma / mmt and pmma / ommt nanocomposites by bulk polymerization belong to intercalated and exfoliated type , respectively Xrd和tem测试表明,悬浮法pmma ommt复合材料中, ommt层间距增大,且大多以厚度小于20nm的片层聚集体均匀分散于pmma基体中;乳液法pmma ommt复合材料中, ommt基本已发生剥离;而本体法pmma mmt和pmma ommt复合材料分别属插层型和剥离型。
Polymer / montmorillonite ( mmt ) nanocomposites is a kind of novel composites and arouses great interest due to its excellent synthetical properties . in this paper , different polymerization methods are used to prepare pmma / mmt nanocomposites , whose thermal property and mechanical properties are obviously improved . the effects of mmt and organo - mmt ( ommt ) on the bulk polymerization mechanisms of methyl methacrylate and terminal polymer structure are also studied 本文通过不同的聚合方式制备得聚甲基丙烯酸甲酯蒙脱土纳米复合材料,改善了材料的耐热性能和力学性能等;重点研究了蒙脱土( mmt )以及有机蒙脱土( ommt )对本体法甲基丙烯酸甲酯( mma )聚合反应机理以及聚合物结构的影响。
百科解释
Bulk polymerization or mass polymerization is carried out by adding a soluble initiator to pure monomer into liquid state monomer. The initiator should dissolve in the monomer.