工程塑料应用
工程塑料應用
공정소료응용
ENGINEERING PLASTICS APPLICATION
2015年
3期
40-44
,共5页
张书亭%王智%赵贵哲%杜瑞奎%张彦飞%刘亚青
張書亭%王智%趙貴哲%杜瑞奎%張彥飛%劉亞青
장서정%왕지%조귀철%두서규%장언비%류아청
TGDDM%热稳定性%复配%中低固化温度
TGDDM%熱穩定性%複配%中低固化溫度
TGDDM%열은정성%복배%중저고화온도
TGDDM%thermal stability%compound%medium-low curing temperature
为解决二氨基二苯甲烷四缩水甘油醚(TGDDM)成型过程中高温固化引起的内应力增加、不易操作和低温固化所带来的低热稳定、低力学强度的问题,采用中温固化剂(JH)和高温固化剂(DDS)同时固化TGDDM,考察了三元复配体系的固化行为、力学性能及热稳定性。结果显示,当共混体系中TGDDM,DDS,JH的组成比例为100∶10∶30(TSJ–3)时,体系初始固化温度下降至50℃左右,且TSJ–3体系表现出最佳的弯曲性能和最好的热稳定性,满足了中低温固化,同时具有出色的热稳定性和较好的力学性能的要求。
為解決二氨基二苯甲烷四縮水甘油醚(TGDDM)成型過程中高溫固化引起的內應力增加、不易操作和低溫固化所帶來的低熱穩定、低力學彊度的問題,採用中溫固化劑(JH)和高溫固化劑(DDS)同時固化TGDDM,攷察瞭三元複配體繫的固化行為、力學性能及熱穩定性。結果顯示,噹共混體繫中TGDDM,DDS,JH的組成比例為100∶10∶30(TSJ–3)時,體繫初始固化溫度下降至50℃左右,且TSJ–3體繫錶現齣最佳的彎麯性能和最好的熱穩定性,滿足瞭中低溫固化,同時具有齣色的熱穩定性和較好的力學性能的要求。
위해결이안기이분갑완사축수감유미(TGDDM)성형과정중고온고화인기적내응력증가、불역조작화저온고화소대래적저열은정、저역학강도적문제,채용중온고화제(JH)화고온고화제(DDS)동시고화TGDDM,고찰료삼원복배체계적고화행위、역학성능급열은정성。결과현시,당공혼체계중TGDDM,DDS,JH적조성비례위100∶10∶30(TSJ–3)시,체계초시고화온도하강지50℃좌우,차TSJ–3체계표현출최가적만곡성능화최호적열은정성,만족료중저온고화,동시구유출색적열은정성화교호적역학성능적요구。
In order to get the TGDDM which cured at medium-low temperature with high heat resistance and high strength, a method of mixing middle temperature curing agent(JH) and high temperature curing agent(DDS) was studied. The curing behavior,mechanical properties and thermal stability of ternary compound system were investigated. The results show that when the mass ratio of TGDDM,DDS,JH is 100∶10∶30(TSJ–3),the initial curing temperature of the system decreases to about 50℃;The TSJ–3 system can meet the requirement of curing at low temperature,meanwhile possessing excellent thermal stability and good mechanical properties.