基于钛白石膏制备的α-半水石膏发泡与防水技术研究
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摘要
本文考察了几种发泡剂十二烷基硫酸钠(k_(12))、十二烷基苯磺酸钠(LAS)、木质素磺酸钠(LS)、明胶(GE)和自制复合高效发泡剂(ACE)的发泡效果,选取效果最佳的ACE发泡剂掺入以钛白石膏制备的α-半水石膏中制得发泡石膏,并考虑稳泡剂羧甲基纤维素(CMC)的作用,试验了一种复合外加剂对发泡石膏耐水性能的影响,得到一种抗折强度为1.03 MPa、抗压强度6.89 MPa、软化系数65.17%、吸水率18.38%、表观密度715 kg/m3发泡石膏板制品。
引文
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[11]王克亮,杜姗.稳泡剂对泡沫性能影响室内实验研究[J].钻采工艺,1999,22(6):75-78.
[12]Cervin N T,Andersson L,Ng J B S,et al.Lightweight and strong cellulose materials made from aqueous foams stabilized by nanofibrillated cellulose[J].Biomacromolecules,2013,14(2):503-511.
[2]黄晖皓,孙振平,杨洁,等.化学废石膏的资源化综合利用与研究进展[J].商品砂浆的科学与技术,2011:28-33.
[3]李书琴,杜晟连,王展光.几种化学副产石膏在新型石膏基墙体材料研究中的进展[J].硅酸盐通报,2012,31(4):909-912.
[4]张卫豪.发泡石膏轻质墙体材料的制备与性能研究[D].济南:济南大学,2012.
[5]葛曷一,柳华实,王冬至,等.石膏发泡的研究[J].山东建材,2004,25(2):39-41.
[6]Rubio-Avalos J C,Manzano-Ramirez A,Yanez-Limon J M,et al.Development and characterization of an inorganic foam obtained by using sodium bicarbonate as a gas generator[J].Construction and Building Materials,2005,19(7):543-549.
[7]李国昌,王萍.无机纤维对纤维石膏保温板某些性能的影响[J].非金属矿,1999(4):8-10.
[8]Gil-Ho K,Kang H S,Jung S M.Gypsum panel having outstanding sound-absorbing properties and a production method therefor:U.S.Patent 8739927[P].2014-6-3.
[9]Gu Y,Jiang X L Parameter Analysis on the Load-Carrying Capacity of Composite Walls with Concrete Core Columns and Fiber-Reinforced Gypsum Panel[C].Advanced Materials Research.2012,450;733-737.
[10]李亭颖.防水保温轻质高强石膏板制备技术[D].浙江大学,2013.
[11]王克亮,杜姗.稳泡剂对泡沫性能影响室内实验研究[J].钻采工艺,1999,22(6):75-78.
[12]Cervin N T,Andersson L,Ng J B S,et al.Lightweight and strong cellulose materials made from aqueous foams stabilized by nanofibrillated cellulose[J].Biomacromolecules,2013,14(2):503-511.