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Effect of blending ratios on properties of ethylene-butadiene-(5-ethylidene-2-norbornene) terpolymer/nitrile rubber blends
- Source :
- Hecheng xiangjiao gongye, Vol 47, Iss 3, Pp 262-267 (2024)
- Publication Year :
- 2024
- Publisher :
- Editorial Office of China Synthetic Rubber Industry, 2024.
-
Abstract
- Ethylene-butadiene-(5-ethylidene-2-norbornene) terpolymer (EBT)/nitrile rubber (NBR) blends were prepared by blending method, and the effects of different blending ratios on curing characteristics, physical and mechanical properties, compression set, aging resistance, low temperature resistance, glass transition temperature and oil resistance of EBT/NBR blends were studied. The results indicated that with the increase of EBT content, tensile strength, tear strength and elongation at break of the blends decreased gradually, while hardness and modulus increased gradually, and compression set got larger gradually. With the increase of EBT content, the hot-air aging resistance of the blends showed a trend of first decreasing and then increa-sing with improved ozone aging resistance and better low temperature resistance, but the oil resistance decreased. When m(EBT)/m(NBR) was 30/70, the comprehensive mechanical properties and oil resistance of the blend decreased slightly, but the low temperature resistance and ozone aging resistance improved significantly.
- Subjects :
- nitrile rubber,ethylene-butadiene-(5-ethylidene-2-norbornene) terpolymer, blend
physical and mechanical property, compression set, aging resistance, low temperature resistance, oil resistance,
Organic chemistry
QD241-441
Chemical engineering
TP155-156
Chemicals: Manufacture, use, etc.
TP200-248
Subjects
Details
- Language :
- Chinese
- ISSN :
- 10001255
- Volume :
- 47
- Issue :
- 3
- Database :
- Directory of Open Access Journals
- Journal :
- Hecheng xiangjiao gongye
- Publication Type :
- Academic Journal
- Accession number :
- edsdoj.042abb4697e4ac7bbb88b666c3ce654
- Document Type :
- article
- Full Text :
- https://doi.org/10.19908/j.cnki.ISSN1000-1255.2024.03.0262