%0 Journal Article
%T INHIBITION AND ADSORPTION PERFORMANCE OF CARBOXYMENTHYLCHITOSAN FOR MILD STEEL IN HYDROCHLORIC ACID<br>盐酸溶液中羧甲基壳聚糖对碳钢的缓蚀吸附性能研究
%A CHENG Sha
%A YIN Yan-sheng
%A YAN Lin-na
%A CHANG Xue-ting
%A <br>程莎
%A 尹衍升
%A 闫林娜
%A 常雪婷
%J 腐蚀科学与防护技术
%D 2007
%I 
%X 用失重法研究了1 mol/L盐酸溶液中羧甲基壳聚糖(Carboxymenthylchitosan(CM-chitosan))对碳钢的缓蚀作用.结果表明,CM-chitosan对碳钢在盐酸介质中的腐蚀具有良好的缓蚀作用,随着浓度的增加缓蚀效率增大.在200 mg/L的浓度下达到最高.用电化学阻抗法测定了碳钢在盐酸溶液中的零电荷电位,确立了CM-chitosan的吸附模型.303K～343K内CM-chitosan在碳钢表面的吸附遵循Langmuir规律,并获得吸附过程△G°、△H°和△S°等重要热力学参数.
%K inhibitor
%K carboxymenthylchitosan(CM-chitosan)
%K hydrochloric acid
%K corrosion<br>缓蚀剂
%K 羧甲基壳聚糖
%K 盐酸
%K 腐蚀
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=5B3AB970F71A803DEACDC0559115BFCF0A068CD97DD29835&cid=AB188D3B70B071C57EB64E395D864ECE&jid=9F6E6EC8BA5BB62698F6640073DDD6E1&aid=92EA5FB24C0D48BA&yid=A732AF04DDA03BB3&vid=2A8D03AD8076A2E3&iid=CA4FD0336C81A37A&sid=B91E8C6D6FE990DB&eid=96C778EE049EE47D&journal_id=1002-6495&journal_name=腐蚀科学与防护技术&referenced_num=0&reference_num=6