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The morphology of the hydrochars changed with reaction time increased, the surface of the materials contained a large number of functional groups, showed higher adsorption capacity for Cr(VI) than activated carbon and the removal rates of Cr(VI) were 67% and 29% respectively(pH=1, 20℃).
Physical properties of hydrochar materials Reaction time(h) Yield[%]a pH N（%） C（%） H（%） 0 / / 0.14 44.24 5.79 3 0.53 4.00 0.2 47.90 6.07 6 0.3 3.73 0.74 48.92 5.84 8 0.3 3.66 0.86 51.94 5.76 10 0.32 3.72 0.88 52.10 5.35 14 0.39 3.80 0.91 54.11 5.44 18 0.41 3.68 0.68 52.40 5.83 22 0.45 3.68 0.56 55.30 6.07 26 0.44 3.64 1.10 56.71 5.50 28 0.37 3.66 1.11 56.50 5.62 32 0.38 3.64 0.89 56.62 5.74 38 0.38 3.6 0.93 56.43 5.70 40 0.38 3.67 1.13 56.97 5.56 44 0.38 3.65 0.94 56.96 5.89 a Yield expressed as (g product/100 g raw material).
Acknowledgements This work was financially supported by National Natural Science Foundation of China (No.21166014) References [1] S.
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However polyamide 6 is highly hygroscopic and the mechanical properties of materials are reported to be degraded by water absorption.
However polyamide 6 is highly hygroscopic and the mechanical properties of materials are reported to be degraded by water absorption[2].
Experimental procedure Materials and molding method.
Beckwith: Thermoplastic composites resins matrices, Sampe Journal, Vol. 44, No.1 (2008), p. 70-71
Enoki: Effect of Water Absorption on the Mechanical Properties of Carbon Fiber/Polyamide composites, Journal of Solid Mechanics and Materials Engineering, Vol. 7, No.5 (2013), p. 520-529

Mechanical properties were investigated on multiphase materials applied a generalized means to distinguish the elastic modulus of is the bulk, shear and young's modulus with strength of flow for multistage composite material [4-6].
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In micro-dimension, when the grain size reaches the micron dimension, materials respectively exhibit different size effects in softening and hardening stages with the increase of grain size or decrease of distinct dimension of sample.
Thanks for supports from the National Natural Science Foundation of China (50805069), Natural Science Foundation of Jiangsu Province (08KJA460002).
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Disorders of various building materials can be investigated by this method [3, 4, 5].
The variety of chosen structures, materials, defects and different excitation sources provided very good conditions for the evaluation of the measured results with recommendation for other similar diagnostic measurements.
Acknowledgement The work was supported by The Conceptual Development Of Science, Research And Innovation Project for the year 2014, assigned to VSB-TU Ostrava by Ministry of Education, Youth and Sports of the Czech Republic.
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For a specified joint geometry, materials and welding heat input, the LSND parameters were investigated first using detailed finite element simulations to identify some of the important parameters and their approximate ranges.
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Piyakunakorn1,g 1 Department of Oral Medicine, Faculty of Dentistry, Mahidol University, Thailand 2 Department of Chemistry and Center of Excellence for Innovation in Chemistry, Faculty of Science, Chiang Mai University, Chiang Mai, Thailand 50200 3 Materials Science Research Center, Faculty of Science, Chiang Mai University, Chiang Mai, Thailand 50200 6 Department of Chemistry, Faculty of Science, Mahidol University, Thailand aaoo250@yahoo.com, bdtsrs@mahidol.ac.th,cwinita@chiangmai.ac.th,drobert@chiangmai.ac.th, edtasr@mahidol.ac.th, fkrisdasc@mtec.or.th,gsend2gift@yahoo.com Keywords: Periodontal regeneration; Electrospun; Resorbable membrane Abstract. 75:25 poly(DL-lactide-co-ε-caprolactone) electrospun resorbable membranes were prepared by electrospinning and film casting techniques.
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