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© 《China Plastics》
© 《China Plastics》
China Plastics ›› 2022, Vol. 36 ›› Issue (12): 24-30.DOI: 10.19491/j.issn.1001-9278.2022.12.004
• Materials and Properties • Previous Articles Next Articles
ZHU Jingyun1(), GU Fenglai2, YAN Wei1, YI Huijun1
Received:
2022-08-26
Online:
2022-12-26
Published:
2022-12-20
CLC Number:
ZHU Jingyun, GU Fenglai, YAN Wei, YI Huijun. Structure and properties of temperature⁃resistant PE⁃HD pipe material[J]. China Plastics, 2022, 36(12): 24-30.
测试项目 | 1# | 2# | 8100M | |
---|---|---|---|---|
拉伸屈服应力/MPa | 25.3 | 24.4 | 25.9 | |
拉伸断裂应力/MPa | 37.5 | 37.7 | 37.7 | |
断裂伸长率/% | 730 | 600 | 700 | |
弯曲模量/MPa | 1 190 | 1 090 | 1 230 | |
弯曲应力MPa | 21.6 | 20.2 | 22.6 | |
密度(D法)/g·cm-3 | 0.949 0 | 0.946 5 | 0.949 1 | |
MFR/g·(10 min)-1 | 5.0 kg | 0.20 | 0.08 | 0.13 |
21.6 kg | 2.38 | 1.42 | 1.87 |
测试项目 | 1# | 2# | 8100M | |
---|---|---|---|---|
拉伸屈服应力/MPa | 25.3 | 24.4 | 25.9 | |
拉伸断裂应力/MPa | 37.5 | 37.7 | 37.7 | |
断裂伸长率/% | 730 | 600 | 700 | |
弯曲模量/MPa | 1 190 | 1 090 | 1 230 | |
弯曲应力MPa | 21.6 | 20.2 | 22.6 | |
密度(D法)/g·cm-3 | 0.949 0 | 0.946 5 | 0.949 1 | |
MFR/g·(10 min)-1 | 5.0 kg | 0.20 | 0.08 | 0.13 |
21.6 kg | 2.38 | 1.42 | 1.87 |
项目 | 1# | 2# | 8100M |
---|---|---|---|
>850 μm/% | 0.5 | 0.3 | 0 |
>355 μm/% | 0.3 | 2.52 | 4.0 |
>180 μm/% | 69.55 | 62.23 | 62.2 |
>106 μm/% | 25.9 | 25.95 | 28.2 |
>75 μm/% | 2.45 | 7.7 | 4.0 |
>45 μm/% | 1.15 | 1.03 | 1.0 |
接料盘(底)/% | 0.3 | 0.28 | 0.5 |
平均粒径/μm | 228 | 226 | 235 |
表观密度/g·cm-3 | 0.43 | 0.46 | 0.38 |
项目 | 1# | 2# | 8100M |
---|---|---|---|
>850 μm/% | 0.5 | 0.3 | 0 |
>355 μm/% | 0.3 | 2.52 | 4.0 |
>180 μm/% | 69.55 | 62.23 | 62.2 |
>106 μm/% | 25.9 | 25.95 | 28.2 |
>75 μm/% | 2.45 | 7.7 | 4.0 |
>45 μm/% | 1.15 | 1.03 | 1.0 |
接料盘(底)/% | 0.3 | 0.28 | 0.5 |
平均粒径/μm | 228 | 226 | 235 |
表观密度/g·cm-3 | 0.43 | 0.46 | 0.38 |
DCP加入量/% | 0 | 0.3 | 0.5 | 0.7 | 0.9 |
---|---|---|---|---|---|
拉伸屈服强度/MPa | 24.5 | 22.1 | 20.6 | 20.0 | 18.9 |
拉伸断裂强度/MPa | 48.5 | 46.3 | 44.4 | 39.6 | 39.1 |
断裂拉伸应变/% | 1 100 | 790 | 750 | 730 | 690 |
交联度/% | 0 | 66.2 | 77.7 | 85.4 | 89.1 |
DCP加入量/% | 0 | 0.3 | 0.5 | 0.7 | 0.9 |
---|---|---|---|---|---|
拉伸屈服强度/MPa | 24.5 | 22.1 | 20.6 | 20.0 | 18.9 |
拉伸断裂强度/MPa | 48.5 | 46.3 | 44.4 | 39.6 | 39.1 |
断裂拉伸应变/% | 1 100 | 790 | 750 | 730 | 690 |
交联度/% | 0 | 66.2 | 77.7 | 85.4 | 89.1 |
项目 | 要求 | 试验参数 | ||
---|---|---|---|---|
静液压应力/ MPa | 试验温度/ ℃ | 试验时间/ h | ||
耐静液压 | 无渗漏 无破坏 | 12 | 20 | 1 |
4.8 | 95 | 1 | ||
4.7 | 95 | 22 | ||
4.6 | 95 | 165 | ||
4.4 | 95 | 1 000 | ||
静液压状态下的热稳定性 | 无破坏 无渗漏 | 2.5 | 110 | 8 760 |
纵向回缩率 | <3 % | - | 120 | 1 |
交联度 | ≥70 % |
项目 | 要求 | 试验参数 | ||
---|---|---|---|---|
静液压应力/ MPa | 试验温度/ ℃ | 试验时间/ h | ||
耐静液压 | 无渗漏 无破坏 | 12 | 20 | 1 |
4.8 | 95 | 1 | ||
4.7 | 95 | 22 | ||
4.6 | 95 | 165 | ||
4.4 | 95 | 1 000 | ||
静液压状态下的热稳定性 | 无破坏 无渗漏 | 2.5 | 110 | 8 760 |
纵向回缩率 | <3 % | - | 120 | 1 |
交联度 | ≥70 % |
1 | 龚方红,李锦春,俞 强,等. 交联方法对交联聚乙烯结晶行为的影响[J]. 应用化学,1998,(10):33. |
GONG F H, LI J C, YU Q, et al. On the crystallization Behavior of Silane Crosslinked LDPE and Peroxide Crosslinked LDPE[J].Chinese Journal of Appllied Chemistry,1998,(10):33. | |
2 | 金可中, 陈一东.聚乙烯交联技术与应用[J].化学建材,1998, 14(4):10⁃13. |
JIN K Z, CHEN Y D.Technology and application of cross⁃linking polyethylene[J]. Chemical Materials for Construction,1998,14(4):10⁃13. | |
3 | 马良海,许秋康,杨 素.过氧化物交联PE⁃HD热水管材料性能分析[J].现代塑料加工应用,2006,18(3):41. |
MA L H, XU Q K, YANG S.Properties analysis of peroxide crosslinked HDPE hot water pipe[J].Modern Plastics Processing and Applications,2006,18(3):41. | |
4 | 段景宽,罗炎,王亚珍.硅烷接枝交联聚乙烯技术[J].桂林电子工业学院学报,2005,25(3):84. |
DUAN J K, LUO Y, WANG Y Z.A study on the grafting of vinyl silane onto PE and the cross⁃linking of silane grafted PE[J].Journal of Guilin University of Electronic Technology,2005,25(3):84. | |
5 | AnderssonL H U,GustafassonB,HjietbergT. Crosslinking of bimodal polyethylene[J]. Polymer, 2004,45:2577. |
6 | [日]山下晋三,金字柬助. 交联剂手册[M]. 北京:化学工业出版社,1990:151. |
7 | 王俊荣,张利粉,李克营.交联聚乙烯专用料的结构与性能[J].石化技术与应用,2018,36(1):23. |
WANG J R, ZHANG L F, LI K Y. Structures and properties of crosslinked polyethylene composite materials[J].Petrochemical Technology and Application,2018,36(1):23. | |
8 | 王世波,张 磊,张长礼,等.聚乙烯粉料流动性的表征及影响因素分析[J].合成树脂塑料,2013,30(6):49. |
WANG S B, ZHANG L, ZHANG C L, et al. Characterization of polyethylene powder fluidity and its factor analysis[J].China Synthetic Resin Plastics,2013,30(6):49. | |
9 | 李朋朋,白锦豫,薛 山,等.氯化聚乙烯专用HDPE的结构与性能研究[J].塑料工业,2012,40(7):89. |
LI P P, BAI J Y, XUE S,et al. Structure and properties of HDPE special resins for chlorinated polyethylene[J].China Plastics Industry,2012,40(7):89. | |
10 | KhonakdarH A,MorshedianJ,WagenknechtU,et al. An investigation of chemical crosslinking effect on properties of high⁃density polyethylene[J]. Polymer, 2004,47:4301. |
11 | 史 伟,王伟明. 过氧化物交联聚乙烯管材的生产工艺[J].工程塑料应用,2004, 32(7):26. |
SHI W, WANG W M. Production process of peroxide⁃crosslinked PE pipe[J].Engineering Plastic Application,2004, 32(7):26. |
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