聚氨酯工业
聚氨酯工業
취안지공업
POLYURETHANE INDUSTRY
2014年
5期
30-32
,共3页
孙清峰%梁玲%鞠伟坦%李立强
孫清峰%樑玲%鞠偉坦%李立彊
손청봉%량령%국위탄%리립강
双组分%人造草背胶%操作时间%脱粘时间%力学性能
雙組分%人造草揹膠%操作時間%脫粘時間%力學性能
쌍조분%인조초배효%조작시간%탈점시간%역학성능
two component%artificial grass gum%operation time%debonding time%mechanical property
介绍了一种双组分聚氨酯人造草背胶的制备方法,以聚醚多元醇、异氰酸酯为主体原料,3,3′-二氯-4,4′-二氨基二苯基甲烷(MOCA)为扩链剂,研究了不同聚醚多元醇质量比、扩链剂用量、异氰酸酯质量比、异氰酸酯指数对人造草背胶操作时间、脱粘时间及力学性能的影响。结果表明,当异氰酸根指数为0?99,A组分中聚醚多元醇MN-3050与DL-1000质量份数分别为80、20,A组分中扩链剂MOCA用量为4份,B组分中MDI-50与PM-200质量比为1∶1,当A、B组分按质量比2∶1混合时,操作时间及脱粘时间最佳,人造草背胶的综合力学性能达到最好。
介紹瞭一種雙組分聚氨酯人造草揹膠的製備方法,以聚醚多元醇、異氰痠酯為主體原料,3,3′-二氯-4,4′-二氨基二苯基甲烷(MOCA)為擴鏈劑,研究瞭不同聚醚多元醇質量比、擴鏈劑用量、異氰痠酯質量比、異氰痠酯指數對人造草揹膠操作時間、脫粘時間及力學性能的影響。結果錶明,噹異氰痠根指數為0?99,A組分中聚醚多元醇MN-3050與DL-1000質量份數分彆為80、20,A組分中擴鏈劑MOCA用量為4份,B組分中MDI-50與PM-200質量比為1∶1,噹A、B組分按質量比2∶1混閤時,操作時間及脫粘時間最佳,人造草揹膠的綜閤力學性能達到最好。
개소료일충쌍조분취안지인조초배효적제비방법,이취미다원순、이청산지위주체원료,3,3′-이록-4,4′-이안기이분기갑완(MOCA)위확련제,연구료불동취미다원순질량비、확련제용량、이청산지질량비、이청산지지수대인조초배효조작시간、탈점시간급역학성능적영향。결과표명,당이청산근지수위0?99,A조분중취미다원순MN-3050여DL-1000질량빈수분별위80、20,A조분중확련제MOCA용량위4빈,B조분중MDI-50여PM-200질량비위1∶1,당A、B조분안질량비2∶1혼합시,조작시간급탈점시간최가,인조초배효적종합역학성능체도최호。
A new kind of preparation method of two-component polyurethane adhesive of artificial grass was in-troduced, the main raw materials were polyether polyol and isocyanate, and MOCA as the chain extender. Influ-ence of mass ratio of different polyethers, chain extender dosage, mass ratio of isocyanates and isocyanate index on the operation time, debonding time and mechanical properties were studied. The results showed that the operation time,debonding time and comprehensive mechanical properties were the best when the isocyanate index was 0?99, mass fraction of MN-3050 and DL-1000 was 80 and 20 in group A, the mass of MOCA was 4 portions in component A, the mass ratio of MDI-50 and PM-200 in component B was 1∶1 and the mixtured mass ratio of component A and B was 2∶1 .