(-nh-[ch 2 ]n-co-)x. the nylon is referred to as nylon 6 if n = 5 which is another common form of this polymer. the commercial production of nylon 6 starts with caprolactam that use an open-ring polymerization . in both the approaches, the polyamide is melt and drawn after ...
The relationship between the degree of polymerization of resulting polymer and the catalyst concentration, during the polymerization time from 10 min to 3 hr, was different from that observed for the final polymer in the case of sodium phenylacetate or sodium catalyst, and follows the equation, ...
Polymerization is conventional, to provide a nominal polymer RV of 38-40. The reference yarn is prepared by appropriately adjusting the moisture level in the reference polymer, then spinning under the same spinning conditions as the yarn being tested to provide a 40 RV reference yarn having the ...
In contrast, despite the color change of electrolyte from transparent to dark yellow caused by the polymerization of DA to PDA, no bubbles can be seen during the whole CE test when DA is used as electrolyte additive, indicating the effective suppression of side reactions by PDA SEI (Fig. 3b...
It is also possible to use in this invention polyamides prepared by the copolymerization of two of the above polymers or terpolymerization of the above polymers or their components, e.g., for example, an adipic, isophthalic acid hexamethylene diamine copolymer. Preferably the polyamides are linear...
纳米二氧化硅/MC尼龙6原位复合材料非等温结晶动力学 2. In this thesis, after homogeneously dispersing nano-silica in ε -caprolactam melt, silica/MC nylon6 in-situ nanocomposites possessing evenly dispersed silica were successfully obtained via anionic polymerization. ...
membrane(NM)asthediffusivelayer(NM-MIP-DGT)hasbeen developedforsampling4-chlorophenol(4-CP)inwater.TheMIPwaspreparedbyprecipitation polymerizationwithmethacrylicacidasmonomerandethyleneglycoldimethacrylateascross-linker.The diffusioncoefficientof4-CPthroughNMwasobtainedtobe0.788Æ0.040mcm 2 s À1 by...
The nonisothermal crystallization kinetics was investigated by differential scanning calorimetry for the nylon 6/graphene composites prepared by in situ polymerization. The Avrami theory modified by Jeziorny, Ozawa equation, and Mo equation was used to describe the nonisothermal crystallization kinetics. ...
纳米二氧化硅/MC尼龙6原位复合材料非等温结晶动力学 2. In this thesis, after homogeneously dispersing nano-silica in ε -caprolactam melt, silica/MC nylon6 in-situ nanocomposites possessing evenly dispersed silica were successfully obtained via anionic polymerization. 本工作将纳米SiO_2均匀分散在己内酰胺熔...
The synthesis of nylon 610/treated carbon nanosheet composites by interfacial polymerization was carried out by preparing an aqueous phase and an organic phase. The aqueous phase comprised 6.0 g (7.143 mL, 51.63 mmol) of HMDA and 2.0 g (0.5 M, 50 mmol) of NaOH added to 100 mL of distill...