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1)  semi-continuous emulsion copolymerization
半连续核壳聚合
2)  semicontinuous polymerization
半连续聚合
3)  semi-continuous emulsion polymerization
半连续乳液聚合
1.
With this macromonomer as surfactant, we adopted methyl methacrylate, butyl acrylate, β-hyroxyethyl acrylate, methacrylic acid and crosslinking monomer to synthesize acrylic/polyurethane hybrid system through the semi-continuous emulsion polymerization process.
用该水性聚氨酯大单体为表面活性剂,用甲基丙烯酸甲酯(MMA)、丙烯酸丁酯(BA)、丙烯酸-β-羟乙酯(HEA)、甲基丙烯酸(MAA)和交联单体等单体,以半连续乳液聚合工艺合成了核壳结构水性丙烯酸-聚氨酯杂化体。
2.
The effect of the mass ratio of methyl methacrylate(MMA) to butyl acrylate(BA),namely F,on the nucleation mechanism and the particle size distribution in semi-continuous emulsion polymerization was investigated,with MMA and BA as the monomers,potassium persulfate(KPS) as the initiator and sodium dodecyl benzene sulfonate(DBS) as the emulsifier.
以甲基丙烯酸甲酯(MMA)和丙烯酸丁酯(BA)为反应单体、过硫酸钾(KPS)为引发剂、十二烷基苯磺酸钠(DBS)为乳化剂,研究了半连续乳液聚合中单体配比F(MMA/BA的质量比)对体系成核机理和粒径分布的影响。
3.
Nano emulsion is prepared by semi-continuous emulsion polymerization process with styrene and butyl acrylate as hard monomer and soft monomer respectively.
探讨了苯乙烯和丙烯酸丁酯分别作为硬单体和软单体,用半连续乳液聚合工艺制备纳米苯丙乳液的条件;研究了乳化剂类型、配比、用量和乳液固体含量对乳液聚合及乳液涂膜性能的影响,特别是在不同条件下对制得的乳液粒径、黏度、凝聚率、贮存稳定性、钙离子稳定性、涂膜外观、吸水率、光泽度等的影响。
4)  semi-batch
半连续溶液聚合
1.
Water-soluble acrylic-styrene resin which can be used as a dispersant in water-based ink with average molecular weight Mn between 3,000 to 6,000 and narrow molecular weight distribution, was synthesized through semi-batch solution polymerization process, adopting α-methyl styrene as one of the comonomers.
采用半连续溶液聚合的工艺,进行了丙烯酸(AA)、甲基丙烯酸甲酯(MMA)、苯乙烯(St)、α-甲基苯乙烯(AMS)的共聚合反应,合成了平均分子量Mn在3,000~6,000之间的四元共聚物。
5)  semi-continuous seed polymerization
半连续种子聚合
1.
The title core-shell structure styrene-acrylate emulsion has been prepared based on styrene-butyl acrylate-methyl methacrylate-acrylic acid terabasic polymer and by use of pre-emulsification and semi-continuous seed polymerization technology,which is used to formulate the exterior architectural coatings.
本文采用预乳化、半连续种子聚合法工艺 ,通过苯乙烯 -丙烯酸丁酯 -甲基丙烯酸甲酯 -丙烯酸四元共聚 ,研制出了具有核壳结构的苯丙乳液 ,以此配制成外墙涂料。
2.
The styrene-acrylate polymer emulsion with core-shell structure is prepared by pre-emulsification process and semi-continuous seed polymerization with St,BA,MMA and AA.
采用预乳化工艺及半连续种子聚合法,通过St-BA-MMA-AA四元共聚反应,制得了具有核壳结构的苯丙乳液。
3.
The core-shell styrene-acrylic emulsion was synthesized by pre-emulsification and semi-continuous seed polymerization.
以苯乙烯、丙烯酸丁酯、甲基丙烯酸甲酯以及丙烯酸为单体,辛基酚聚氧乙烯醚(OP-10)和十二烷基硫酸钠(SDS)为复合乳化剂,以过硫酸铵(APS)为引发剂,采用预乳化和半连续种子聚合法制备核壳型苯丙乳液。
6)  semi-continuous polymerization
半连续化聚合
1.
In this paper, on the basis of intermittent polymerization, twin screw extruder chosen as the reactor, the semi-continuous polymerization of polysulfonamide is investigated.
在间歇式聚合的基础上,选用双螺杆挤出机作为反应器,对聚砜酰胺进行了半连续化聚合的研究。
补充资料:核壳乳液聚合
分子式:
CAS号:

性质:又称种子(乳液)聚合,两阶段(或多阶段)乳液聚合,核-壳乳液聚合或复合乳液聚合。为了得到颗粒较大的聚合物,在乳液聚合中,可先加入乳液作为种子,这样在聚合过程中,单体可在加入的种子上继续聚合,而不形成新的微粒,因此可以得到颗粒较大的聚合物,这种聚合称为种子聚合。首先,通过常规的(一般为间歇式)乳液聚合或乳液共聚合制备种子胶乳,然后在种子胶乳存在下进行另一种单体或单体混合物的聚合。是新近发展起来的一种乳液聚合方法。主要用来合成各种具有不同组分以及不同形态特征的复合聚合物胶乳。

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