Search results

Materials and Methods Experiments were carried out using the facilities of the Technics and Technology of Materials Production Department of the Southern Ural State University.
Li, A New Pb-free machinable austenitic stainless steel, Journal of Iron and Steel Research International, 17 (2010), 1, 59-63
Ryabov, New medium-carbon free-machining steels containing bismuth and calcium, Materials Science Forum, 843 (2016) 101-105
Ryabov, Environmental aspects of lead-free free-machining steels production, Materials Science Forum, 843 (2016) 231-235
Shiraga, Drilling of BN added free-machining steel, Journal of the Japan Society for Abrasive Technology, 1 (2008) 28-33

Science 297(2002), p. 2243
Balkus Jr.: Microporous and Mesoporous Materials 69(2004), p. 77 [6] Deshpande, S.
Materials Chemistry and Physics 97(2006), p. 207
Chemistry of Materials 14(2002), p. 3808
Solid State Science 9(2007), p. 9.

At present, phase change energy storage materials such as the research focus on the new storage material development and thermal physical property.
With the rapid development of nano materials and nano technology, new nano storage materials have caused the people's extensive concern [1-4].
International Journal of Thermal Sciences, 2007, 46: 57-66
International Journal of Thermal Sciences, 2007, 46: 1-19 [5] Choi S U S.
Boston,USA:Materials Research Society, 1997: 3-11

A large number of by-products (oil foot, soap, deodorizer distillate) as a pharmaceutical and chemical raw materials, with high economic value.
Oil foot and soap in both feet and contain large amounts of fatty acids (fatty acids and free fatty combination of sodium), which are raw materials Preparation of fatty acids.
Food Science,Vol.27(2006),p.372-374.In Chinese [7] Wenlin Xu,Yaqiong Wang,Ping Lu.Process engineering press,vol.2(2002),p.167-170.In Chinese
The Journal of Supercritical Fluids, 2004, 30 (1): 1 - 16
Journal of Supercritical Fluids, 2007, 40: 59 - 66

One of the raw materials used for making carbon that has the potential to be used is sugar palm fiber because it is rich in cellulose.
Methodology Materials The materials used in this study include palm fiber (Arenga Pinnata) coming from Tulung village, Klaten, Central Java, Indonesia, Fe(NO3)3.9H2O (Merck), 96% H2SO4 (Merck), methylene blue dye (MW 319.85 g/mol, PT.
Journal of Materials Research and Technology, 8(3), 2753–2766
Microporous and Mesoporous Materials. 272; 101–108. doi: 10.1016/j.micromeso.2018.06.023 [28] Oladoye, P.
Diamond & Related Materials, 135; 109834. doi: 10.1016/j.diamond.2023.109834 [33] Chen, B., Long, F., Chen, S. et al. (2020).

Advanced Materials Research 652: 527-531
Electronic Processes in Non-crystalline Materials.
Advanced Materials Research 652: 550-553 [7] A.
Yahya (2012), Advanced Materials Research Vol 501: 39-43 [8] K.
Advanced Materials Research 488: 628-632

Material and Methods Raw materials.The local hardwood waste from Resak (Vatica spp.) collected from Makmal Kayu at Forest Research Institute Malaysia, Selangor, Malaysia.
Fig. 2a indicating that the fibers in the untreated were bonded together by massive cement materials.
Dufresne, et al.: Journal of Material Science, Vol. 45 (2010), No 1, p. 1-33
Herrick et. el in: Microfibrillated Cellulose: Morphology and Accessibility, Journal of Applied Polymer Science: Applied Polymer Symposium, Vol 37 (1983), p. 797-813
Buchanan: Material Characterization, Vol. 59(9) (2008), p. 1273-1278

Funding This work was supported by 1) Foshan Science and Technology Innovation Project (No. 2020001004662); 2) Guangdong Province Science and Technology  Program (Guangdong, Hong Kong and Macao) (No. 2019A050516001).
Journal of Prosthetic Dentistry. 2020
Dental Materials. 34 (2018) 460-469
MATERIALS SCIENCE AND ENGINEERING: A. 725 (2018) 43–50
Journal of the Mechanical Behavior of Biomedical Materials. 71 (2017) 244-249.

In this paper, melamine (C 3 H 6 N 6) is modified by ionic liquid 1 - butyl - 3 –methylimidazolium hexafluorophosphate ([BMIM] PF 6) and studied of modified melamine foam retardant effect of rigid polyurethane foam. 1 Experimental 1.1 Main raw materials [BPy]PF6 (China Academy of Sciences Lanzhou Institute of Chemical Physics Centre for green chemistry); Polyisocyanate (black material), Shenyang Metro insulation plant; Polyether (including polyether polyols, water, catalysts, surfactants and other additives, etc., white material), Shenyang Metro insulation plant. 1.2 Main instruments JF-3 oxygen index determinator: NanJing Jiangning District Analytical Instrument Factory CZF-3 horizontal and vertical burning determinator: NanJing Jiangning District of Nanjing Analytical Instrument Factory; HCT-1 integrated thermal analyzer: Beijing Hengjiu Scientific Instrument; 1.3 Sample Preparation 1.3.1 Preparation of melamine modified by ionic liquid [9] A certain ionic liquid [BMIM
Next, a certain mass percentage modified melamine (relative to white materials) were weighed accurately and added to the white materials, Then poured black material into the white materials, and mix evenly.
N 2atmosphere, temperature range: 22 ~ 800℃, heating rate: 20 ℃/ min. 2 Results and discussion 2.1the effect of quantity of melamine on the oxygen index of rigid polyurethane foam Oxygen Index is an indicator for combustibility of polymer, and oxygen index method is a quantitative experimental method to measure the flame retardant properties of polymer materials.
Acknowledgements The corresponding author of this paper is Li yanwei Literature References [1]Shu ying Wu,Yun sheng Ding,Xiao min Zhang,Hai ou Tang,Long Chen,Bo xuan Li: Journal of Solid StateChemistry,Vol.181(2008),p. 2171-2177 [2]M.D.
Brzozowski, Andrzej Kolbrecki: Polymer Degradation and Stability, Vol.93(2008),p.2071-2071 [7]ZHAO Zhi-an,Lu Guang-bin, Lu Jian: Journal of hefei university of technology(social sciences) ,Vol.16(2002), p.143-146 [8] OU Yu．xiang , ZHAO Yi , HAN Ting．jie , ZHONG Li:plastic.Vol.38(2009), p.35-37 [9]Fangzhi Zhang, Hong Zhang, Zhixing Su: Applied Surface Science,Vol.253(2007),p.7393-7397

Abdullah, Journal of Materials Processing Technology 145, 46-58 (2004)
Journal of Manufacturing Science and Engineering, 135(2) (2013)
Hameedullah.International Journal of Engineering Science and Technology, 2(4), 382-393 (2010)
Journal of Materials Processing Technology, 200, 373-380 (2008)
International Journal of Engineering and Management Sciences, 3(1), 1-8 (2012)