异丁腈
- 网络AIBN;isobutyronitrile;iso-butyronitrile
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采用真空注入法,将单体MMA注入竹材,然后以偶氮二异丁腈为催化剂,采用催化加热法聚合处理,制得竹-MMA复合材,测其力学性能和物理性能。
Through vacuum treatment , MMA and AIBN are impregnated into bamboo wood , and catalyst - heat processes are used to polymerize , thus the Bamboo-MMA ( Bamboo-MMA for shorten ) is produced .
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在微波辐射的条件下,以无水乙醇为溶液,偶氮二异丁腈为还原剂制备了银纳米颗粒。
Besides , surfactant SDS on the particle sizes and the temperature sensitivity of the microspheres are also studied . 3 、 Under microwave irradiation conditions , with ethanol as the solution and AIBN as the reductant , the silver nanoparticles are prepared .
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过氧化苯甲酰、特别是偶氧二异丁腈不参加链移反应。
Benzoylperoxide , and especially azobisisobutyronitrile , do not take part in transfer reactions .
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采用二硫代苯甲酸苄酯和偶氮二异丁腈组成的引发体系,以可逆加成-断链链转移聚合方法合成了苯甲酸乙烯酯与马来酸酐及N取代马来酰亚胺的交替共聚物。
Reversible addition-fragmentation chain transfer ( RAFT ) copolymerization of vinyl benzoate ( VBz ) with maleic anhydride ( MAn ) and N-substituted maleimides was conducted , initiated by S-benzyl dithiobenzoate / AIBN system .
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余下的含氟丙烯酸酯单体与丙烯酸丁酯、甲基丙烯酸丁酯及丙二醇乙醚混合并加入偶氮二异丁腈,溶解后缓慢滴加入四口烧瓶中保温反应4h,制得含氟丙烯酸酯共聚物。
The rest fluorinated acrylic monomer is mixed with butyl acrylate , butyl methylacrylate and propanediol ether , and added by azobisisobutyronitrile .
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以偶氨二异丁腈(AIBN)作引发剂,合成了偏氯乙烯(VDC)/丙烯腈(AN)/苯乙烯(St)三元悬浮共聚树脂。
S Vinylidene chloride ( VDC ) / acrylonitrile ( AN ) / styrene ( St ) suspension terpolymer was synthesized with AIBN as initiator .
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以醇水为介质,偶氮二异丁腈为引发剂、由分散聚合制得粒径5μm单分散交联聚苯乙烯(CPS)微球。
Mono - size crosslinked polystyrene microspheres ( CPS ) in average diameter of 5 ? μ m were prepared in a mixture of ethanol and water .
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AV柴油降凝剂,是以丙烯酸酯、醋酸乙烯酯为原料,以甲苯为溶剂,以偶氮二异丁腈为引发剂,恒温聚合制得。
The depressant was produced by using acrylic alkyl ester and vinyl acetate as raw materials , methyl benzene as solvents , azobisisobutyronitrile as initiator by constant temperature polymerization .
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采用溶液聚合和悬浮聚合两种工艺,以偶氮二异丁腈(AIBN)为引发剂,研究了丙烯腈与衣康酸铵的共聚合反应。
Free-radical copolymerization of AN with AIA initiated by azodiisobutyronitrile ( AIBN ) were investigated in solution polymerization and aqueous suspension polymerization .
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在乙酸乙酯/乙醇的混合溶液中,采用聚乙烯基吡咯烷酮(PVP)为分散剂,偶氮二异丁腈(AIBN)为引发剂,通过分散聚合法制备出单分散亚微米级的PAM微球。
Using PVP as the stabilizer and AIBN as the initiator , monodisperse PAM microspheres sized in submicron were prepared in ethyl acetate / ethanol medium by dispersion polymerization method .
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采用偶氮二异丁腈(AIBN)和过硫酸钾(KPS)复合引发剂可提高单体的转化率;
Using azo - bis - isobutyronitrile ( AIBN ) and potassium persulfate ( KPS ) as composite initiator ( increased ) the monomer conversion .
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用悬浮接枝法,以丙烯腑、苯乙烯、丙烯酸丁酯为原料,偶氮二异丁腈为引发荆,羟丙基纤维素为分散剂,在一定的水油比下合成AAS三元接枝共聚物。
AAS graft copolymer was synthesized from acrylonitrile , styrene and butyl acrylate ( BA ) by suspension graft method , with AIBN as initiator , hydroxypropylcellulose as dispersing agent at a proper water-oil ratio .
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结果表明:利用超声波空化作用产生的热点效应,油溶性引发剂偶氮二异丁腈(AIBN)裂解生成自由基可引发St的分散聚合反应。
The research results showed that owing to hot point effects of ultrasonic cavitations , the oil-soluble initiator 2,2 ' - azobisisobutyronitrile ( AIBN ) can produce free radical and initiate dispersion polymerization of styrene .
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Cu~0/2,2'-联吡啶/CCl4和CuCl2/2,2'-联吡啶/偶氮二异丁腈催化引发体系中的苯乙烯活性自由基乳液聚合研究
Study on the living / controlled radical emulsion polymerization of styrene with cu ~ 0 / bpy / ccl_4 and cucl_2 / bpy / aibn systems
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偶氮二异丁腈的CI-CAD质谱碎裂过程
The CI-CAD Mass Spectrometric Decomposition Process of Azodiisobutyronitrile
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使用偶氮二异丁腈(AIBN)作为引发剂,磁性纳米粒子在聚苯乙烯基体中的分布不均匀,部分磁性纳米粒子直接暴露在聚苯乙烯核的表面。
Using AIBN as the initiator , distribution of magnetic nanoparticles in the polystyrene matrix was inhomogeneous , and a part of magnetic nanoparticles exposed to the surface of polystyrene .
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以二甲基甲酰胺为溶剂,5-AASA在偶氮二异丁腈引发下均聚或与N-乙烯基吡咯烷酮(NVP)共聚,分别得到Poly(5-AASA)和Poly(5-AASA-co-NVP)两种高分子药物。
Next , when initiated by azodiisobutyronitrile , poly ( 5-AASA ) and poly ( 5-AASA-co-NVP ) were obtained by homopolymerization or copolymerization with NVP in N , N-dimethylformamide .
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采用丙烯腈(AN)与衣康酸(IA)为共聚单体,以偶氮二异丁腈为引发剂在混合介质二甲基亚砜水(DMSOH2O)中自由基沉淀共聚合,合成了高分子量的聚丙烯腈。
High molecular weight polyacrylonitrile ( PAN ) was obtained by the free-radical suspension copolymerization of itaconic acid ( IA ) and acrylonitrile ( AN ) which was carried out in DMSO / H 2O using azodiisobutyronitrile ( AIBN ) as initiator .
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本文通过偶氮二异丁腈与醇按特定的摩尔比例进行Pinner反应,成了几种偶氮类的水溶性的自由基聚合的引发剂。
We have prepared some aqueous azo-initiators by the catalyzed reaction of azobisisobutylnitrile with some alcohols in the given ratio according to the Pinner Reaction .
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以1,4-二氧六环为溶剂,偶氮二异丁腈(AIBN)为引发剂,采用相反转乳化法合成了苯乙烯/丙烯酸丁酯/甲基丙烯酸/丙烯酸羟乙酯(St/BA/MAA/HEA)四元共聚物无皂水溶胶。
The soap free copolymer hydrosol of styrene / butyl acrylate / methacrylic acid / hydroethyl acrylate ( St / BA / MAA / HEA ) was synthesized by phase inversion emulsification using 1,4-dioxane as solvent and azodiisobutyronitrile ( AIBN ) as initiator .
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偶氮二异丁腈不参加链转移反应。
Azobisisobutyronitrile does not take part in transfer reactions .
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偶氮二异丁腈引发液态聚碳硅烷的交联研究
Studies on cross-linking of a liquid Polycarbosilane initiated by 2 , 2 ′– azobisisobutyronitrile
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链引发是由偶氮二异丁腈,过氧化苯甲酰或过氧酯分解生成的自由基所引起。
Initiation is caused by radicals produced from azobisisobutyronitrile , benzoyl peroxide or perester decomposition .
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以甲苯为溶剂、偶氮二异丁腈为引发剂进行了N&取代马来酰亚胺单体与苯乙烯的共聚合反应。
The copolymerizations of N-substituted maleimides with styrene were studied with toluene as solvent , azobisisobutyronitrile ( AIBN ) as initiator .
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以二甲苯为溶剂、偶氮二异丁腈为引发剂,在120℃条件下完成了聚丙烯与马来酸酐的接枝反应,考察了引发剂浓度、马来酸酐用量等因素对上述反应的影响。
At 120 ℃, the reaction of polypropylene ( PP ) and maleic anhydride has been carried out with AIBN as initiator and xylene as solvent .
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在反应体系沸腾的状态下,以偶氮二异丁腈为引发剂,在不加任何乳化剂或稳定剂且无搅拌的情况下,制备了单分散牡丹花状聚丙烯腈微球。
Monodisperse peony-like polyacrylonitrile microspheres were prepared by a one-step approach in the presence of azodiisobutyronitrile as initiator without adding any stabilizer and mechanic stirring under reflux condition .
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较佳聚合条件为:聚合温度80℃,丙烯酸酯与丙烯腈摩尔比4:1,引发剂(偶氮二异丁腈或过氧化苯甲酰)质量分数3%。
The optimal polymerization conditions of AEA were obtained as follows , polymerization temperature 80 ℃, molar ratio of acrylic ester to acrylonitrile 4:1 , weight fraction of initiator ( AIBN or BPO ) 3 % .
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实验中发现,引发剂偶氮二异丁腈对单孔聚苯乙烯微球的制备十分重要,在一定范围内改变引发剂的量,可以获得分散性很好的单孔聚苯乙烯微球。
The experiments show that the initiator azobisisobutyronitrile is very important to the formation of single-hole , and a fabrication single-hole dispersion of polystyrene microspheres only can be obtained with an appropriate amount of AIBN in a certain range .
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异丁醇气相催化制备异丁腈
Preparation of Isobutyronitrile by Ammonolysis of 2-Butanol in the Gas Phase