IR spectrum proved that the monomers AC and MMA had been really grafted onto NR.
紅外光譜證實(shí)單體AC和MMA已接技到橡膠分子鏈上.
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In this paper, chain transfer constant of graft copolymerization of SBS and MMA was determined.
測定了MMA與 SBS接枝共聚合的鏈轉(zhuǎn)移常數(shù), 討論了引發(fā)劑濃度、溫度及溶劑對(duì)鏈轉(zhuǎn)移常數(shù)的影響.
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Objectives To summary the clinical characteristic of l ate onset methylmalonic aciduria ( MMA ).
目的 總結(jié)晚發(fā)型甲基丙二酸尿癥 ( MMA ) 的臨床特點(diǎn).
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Methyl methacrylate ( MMA ) - styrene ( ST ) copolymers were synthesized a suspension copolymerization with the different molecular weight.
采用懸浮聚合法合成了兩種不同分子量的甲基丙烯酸甲酯 ( MMA ) - 苯乙烯 ( ST ) 共聚物.
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Abstract Kinetics of BPO - initiated graft polymerization of methyl methacry - late ( MMA ) onto styrene - butadiene - styrene ( SBS ) has been studied.
本文研究了以過氧化苯甲酰(BPO)為引發(fā)劑,甲基丙烯酸甲酯 ( MMA ) 在苯乙烯 — 丁二烯 — 苯乙烯 ( SBS ) 上接枝聚合的動(dòng)力學(xué).得到了該聚合反應(yīng)的表觀速率與MMA的 濃度,BPO的濃度以及聚合溫度的關(guān)系.
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MMA is a chemical used in consumer products including plastics, paints and adhesives.
MMA是應(yīng)用于包括塑料制品 、 油漆以及粘合劑等消費(fèi)品的一種化學(xué)原料.
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Three welding modes: DC pulsed TIG, DC MMA.
集直流氬弧焊,脈沖氬弧焊, 直流手工焊于一體.
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Suitable for MMA, argon arc, arc gouging welding.
可用于手工電弧焊 、 氬弧焊 、 電弧氣刨.
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Three welding modles: DC TIG, PulsedTIG, DC MMA.
集直流氬弧焊 、 脈沖氬弧焊 、 直流手工焊于一體.
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I'mma break that birdies neck.
我就要扭斷那些鳥的脖子.
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The graft copolymer EPDM - g - MMA with good mechanical properties could prepared under optimum conditions.
在適宜條件下,可以制得較好綜合性能的接枝共聚物.
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The P ( VAc - MMA - AA ) emulsion shows apparent improvement in freezing resistance, adhesive strength as well as water - resistance.
結(jié)果表明,所得改性P ( VAc -MM A - AA ) 共混乳液的耐水性、耐熱性 、 耐寒性及粘結(jié)強(qiáng)度較PV Ac均聚物乳液均有明顯改善.
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Influence of various polymerization methods on residual monomer content of denture base materials.
聚合方法對(duì)基托材料殘留單體的影響——高效液相色譜法分析MMA含量.
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