一种隔音隔热气凝胶泡沫复合材料及其制备方法,涉及气凝胶材料。隔音隔热气凝胶泡沫复合材料以SiO2气凝胶为基相,十二烷基硫酸钠作为发泡剂,明胶为增强相。制备明胶溶液;气凝胶与明胶复合;气凝胶泡沫材料的干燥:冷却至室温的SiO2气凝... 余煜玺,彭坤煌,余洪哿 被引量: 0发表: 0年 ...
A method and oven equipment for cooling a charge after thermal treatment. The charge, which is located within a closed chamber, is cooled by blowing in cooling gas. The cooling occurs as a function of the actual conditions of the charge at a predetermined speed, and a uniform distribution of...
the trolley, especially children's shoes, opi\u0119ta is a soft material (2) with any fabric enclosing its peripheral wall (3). the soft material (2) is attached and roiled up underneath a rigid panel (4) dna gondola, in which grooves are made mounting (5), which in turn blocked ar...