%0 Journal Article
%T THE RATE-TEMPERATURE EQUIVALENCE OF VISCOELAS-TIC BEHAVIOR FOR GLASSY POLYMER PMMA<br>玻璃态高聚物PMMA粘弹性力学行为的率温等效关系
%A Zhu Cuorui
%A Zhu Xixiong
%A Huang Xusheng
%A <br>朱国瑞
%A 朱锡雄
%A 黄旭昇
%J 力学学报
%D 1993
%I 
%X 基于粘弹-塑性本构模型并以玻璃态高聚物PMMA在温度T=233—343K和应变率(?)=1.0 x 10~(-4)—1.0×10~(-1)s~(-1)范围内实测的应力-应变曲线及其拟合计算为依据,讨论了试验材料的率温等效性,从位移因子a_T和归一化应力-应变主曲线的存在,证实试验材料在屈服前存在率温等效关系,而在屈服后不复存在。
%K polymethyl mathacrylate
%K viscoelastic/plastic constitutive equation
%K strain-rate-temperature equivalence
%K stress-strain master curve<br>PMMA
%K 粘弹性力学
%K 高聚物
%K 率温等效
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=6E709DC38FA1D09A4B578DD0906875B5B44D4D294832BB8E&cid=5D344E2AD54D14F8&jid=4100DA4A1A3BA1B0CE5AD99AE1DFB420&aid=3C820B7741CFBCB32CC323D8662C6A5B&yid=D418FDC97F7C2EBA&vid=C5154311167311FE&iid=0B39A22176CE99FB&sid=6ED15D8DCB279BC4&eid=FA89360EB995A8AD&journal_id=0459-1879&journal_name=力学学报&referenced_num=2&reference_num=5