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- The crystallinity of polypropylene with different melt flow rate (MFR) are measured by X-ray method. 用X射線(xiàn)法測定了不同熔體流動(dòng)速率下聚丙烯材料的結晶度。
- The melt flow rate (MFR) impacting to crystallinity and properties of polypropylene (PP) was studied. 研究了聚丙烯(PP)熔體流動(dòng)速率(MFR)對結晶度及性能影響。
- The aim of this dissertation was to develop propylene copolymer TJPP-2027 with high melt flow rate(MFR) and impact strength. 本工作的主要目標是開(kāi)發(fā)生產(chǎn)高流動(dòng)性抗沖擊聚丙烯注塑料TJPP-2027。
- The effects of the agent system on the modification were investigated by testing melt-strength,melt viscosity,the changes of melt flow rate(MFR) and gel content. 通過(guò)熔體強度、熔體黏度測試和熔體流動(dòng)速率(MFR)、凝膠含量的變化研究了試劑體系對接枝交聯(lián)改性的作用。
- The antioxidant presented excellent performance by the tests of oxidation induction time (OIT)，melt flow rate (MFR)，tensile strength and elongation when used in PP. 將該產(chǎn)品應用于聚丙烯中，氧化誘導期、熔體流動(dòng)速率、拉伸強度和斷裂伸長(cháng)率測試結果表明其具有良好的抗氧作用。
- Affect the melt flow rate and the cooling speed. 會(huì )影響熔體的流動(dòng)性和冷卻速度。
- An improved OSC method is proposed and an application of this method combined with partial least squares (PLS) method to soft sensing of polypropylene melt flow rate (MFR) is demonstrated. 提出一種改進(jìn)的OSC方法，并將該方法結合部分最小二乘(PLS)方法用于聚丙烯熔融指數軟測量建模。
- It is pointed out that the testing conditions of plastics properties should near the production and application conditions as far as possible by taking melt flow rate ( MFR) for an example. 以熔體流動(dòng)速率為例,闡述塑料性能測試條件應盡量接近生產(chǎn)和使用條件。
- The results show that the elastomeric MMA copolymer R,which is partially compatible with PC,is a very efficient toughening agent and improves the melting flow rate(MFR) for PC. 它是PC非常有效的增韌劑,同時(shí),可以改善PC的加工流動(dòng)性,二者共混可望開(kāi)發(fā)出有重要實(shí)際意義的塑料合金。
- The developing process of CRM of polypropylene melt flow rate has been introduced. 介紹聚丙烯熔體流動(dòng)速率標準物質(zhì)的研制過(guò)程。
- Besides,60/40/2/3 HIPS/lPC/PMPI/BCP showed similar melt flow rate and mechanical properties with those of 60/40/3 HIPS/hPC/BCP. 此外 ,共混物 60 /4 0 /2 /3HIPS/lPC/PMPI/BCP與 60 /4 0 /3HIPS/hPC/BCP的流動(dòng)性以及力學(xué)性能也非常接近。
- Factors influencing the graft ratio and melt flow rate of LDPE were studied based on the melt extrusion of methyl acrylic acid (MAA)grated onto LDPE. 通過(guò)聚乙烯熔融擠出接枝甲基丙烯酸(MAA),研究了各種因素對LDPE接枝率及熔體流動(dòng)速率的影響。
- The results showed that high quality fiber Z30S was obtained including low ash content, high isotacticity and good stability of melt flow rate. 從而使得纖維料Z30S產(chǎn)品的灰分降低,等規度提高;同時(shí)產(chǎn)品熔體流動(dòng)速率的穩定性也得到了提高,獲得了高品質(zhì)的纖維料Z30S。
- Addition of TPU into ABS improved the melt flow rate and toughness of the latter simultaneously.The melt flow rate of the blend rose with increasing TPU content. 共混物的熔體流動(dòng)速率隨著(zhù)TPU含量的增加而提高,缺口沖擊強度則在A(yíng)BS/TPU(質(zhì)量比)為80:20時(shí)最佳。
- Keywords Polypropylene;Melt flow rate（MFR）;Crystallinity;Mechanical property; 聚丙烯;熔體流動(dòng)速率;結晶度;力學(xué)性能;
- The melt flow indexes of 8 kinds of ABS resins were tested by means of melt flow rate instrument, and the rheological behaviors of the resins were studied by means of capillary rheometer. 摘要用熔體流動(dòng)速率儀測定了8種ABS樹(shù)脂的熔體質(zhì)量流動(dòng)速率，并用毛細管流變儀對8種ABS樹(shù)脂流變性能進(jìn)行了研究。
- The influence of elastomers NBR and SBS on the mechanical properties and melt flow rate of ABS/PBT alloys was studied.The compatibility of the alloy systems was analyized by means of SEM. 摘要研究了彈性體NBR和SBS對ABS/PBT共混合金體系的力學(xué)性能和熔體質(zhì)量流動(dòng)速率的影響，并對共混合金的相容性進(jìn)行了研究。
- The melt flow indexes of 8 kinds of ABS resins were tested by means of melt flow rate instrument, and the rheological behaviore of the resins were studied by means of capillary rheometer. 用熔體流動(dòng)速率儀測定了8種ABS樹(shù)脂的熔體質(zhì)量流動(dòng)速率,并用毛細管流變儀對8種ABS樹(shù)脂流變性能進(jìn)行了研究。
- The paper discussed the influences of the melt flow rate,long branched chain and the copolymerized monomer of polyolefin on the melting strength. 考察聚烯烴熔體流動(dòng)速率、長(cháng)支鏈、共聚單體等因素對其熔體強度的影響。
- Polypropylene/nano-montmorillonite (PP/MMT)nano composite was prepared by direct melting intercalation method.Mechanical properties and melt flow rate were measured. 通過(guò)直接熔融插層法制得聚丙烯/納米蒙脫土復合材料,測量了復合材料的力學(xué)性能及熔體流動(dòng)速率。
