이피디엠/폴리프로필렌 열가소성 경화물에서 오일의 블렌드 방식이 경화물의 물성에 미치는 영향

Influence of Blend Mode of Extender Oil on the Properties of EPDM/PP-Based Thermoplastic Vulcanizates

  • Na, Sung-Su (Department of Polymer Engineering, Chonnam National University) ;
  • Song, Ki-Chan (Engineering Research Institute, Chonnam National University) ;
  • Kim, Su-Kyung (Department of Polymer Engineering, Chonnam National University)
  • 발행 : 2009.09.30

초록

이피디엠/폴리프로필렌 열가소성 경화물을 오일의 배합 순서를 달리한 두 가지 방식(오일 블렌드 후 가교방식과 가교 후 오일 블렌드 방식)으로 제조하여 가교도(겔분율), 경도, 인장강도, 신율, 용융흐름지수 등을 조사, 오일의 블렌드 방식이 열가소성 경화물의 물성에 미치는 영향을 알아보았다. 오일의 블렌드 방식에 따른 두 경화물의 가교도와 기계적 물성의 차는 크지 않았으나, 가공성에 있어서는 가교 후 오일 블렌드 방식으로 제조한 경화물의 용융흐름지수가 현저히 증가한 결과를 보였다.

참고문헌

  1. A. Y. Coran, 'Handbook of Elastomers-new developments and technology', ed. by A. K. Bhomwick and H. L. Stephans, Marcel Dekker, New York, 1988
  2. A. Y. Coran and P. Patel, 'RUBBER-THERMOPLASTIC COMPOSITIONS. PART I. EPDM -POLYPROPYLENE THERMOPLASTIC VULCANIZATES', Rubber Chem. Technol., 53, 141 (1980) https://doi.org/10.5254/1.3535023
  3. S. Abdou-Sabet and M. A. Fath (To Monsanto Company), U.S. Patent 4,311,628 (1982)
  4. M. T. Payne and C. P. Rader, 'Elastomer Technology Handbook', ed. by N. P. Cheremisinoff, chap. 14, CRC Press, 1993
  5. S. J. Han, D. J. Lohse, M. Radosz, and L. H. Sperling, 'Thermoplastic Vulcanizates from Isotactic Polypropylene and Ethylene-Propylene-Diene Terpolymer in Supercritical Propane: Synthesis and Morphology', Macromolecules, 31, 5407 (1998) https://doi.org/10.1021/ma980153v
  6. A. Y. Coran, 'VULCANIZATION: CONVENTIONAL AND DYNAMIC', Rubber Chem. Technol., 68, 351 (1995) https://doi.org/10.5254/1.3538748
  7. N. G. McCrum, B. E. Read, and G. Williams, 'An Elastic and Dielectric Effects in Polymer Solids', Wiley, New York, 1967
  8. J. D. Ferry, 'Viscoelastic Properties of Polymers', 3rd ed., Wiley, New York, 1980
  9. C. S. Ha, D. J. Ihm, and S. C. Kim, 'Structure and Properties of Dynamically Cured EPDM/PP Blends', J. Appl. Polym. Sci., 32, 6281 (1986) https://doi.org/10.1002/app.1986.070320811
  10. D. J. Ihm, C. S. Ha, and S. C. Kim, 'Crystalline Structure and Morphology of Dynamically Cured EPDM and PP Blends', Polymer(Korea), 12, 249 (1988)
  11. C. S. Ha and S. C. Kim, 'Rheological Properties and Crystallization Structure of the Dynamically Cured EPDM and PP/HDPE Ternary Blends', J. Appl. Polym. Sci., 35, 2211 (1988) https://doi.org/10.1002/app.1988.070350821
  12. C. S. Ha and S. C. Kim, 'Tensile Properties and Morphology of the Dynamically Cured EPDM and PP/HDPE Ternary Blends', J. Appl. Polym. Sci., 37, 317 (1989) https://doi.org/10.1002/app.1989.070370202
  13. C. H. Wu and A. C. Su, 'Suppression of side reactions during melt functionalization of ethylene-propylene rubber', Polymer, 33, 1987 (1992) https://doi.org/10.1016/0032-3861(92)90505-Q
  14. T. Inoue, 'Selective Crosslinking in Polymer Blends. I. Novel Selective Crosslink Systems for Polypropylene/Unsaturated Elastomer Blends', J. Appl. Polym. Sci., 54, 709 (1994) https://doi.org/10.1002/app.1994.070540602
  15. M. D. Ellul, J. Patel, and A. J. Tinker, 'CROSSLINK DENSITIES AND PHASE MORPHOLOGIES IN DYNAMICALLY VULCANIZED TPEs', Rubber Chem. Technol., 68, 573 (1995) https://doi.org/10.5254/1.3538758
  16. A. Y. Coran, 'Thermoplastic Elastomers-A Comprehensive Review', ed. by N. R. Legge, G. Holden, H. E. Schroeder, chap. 7, Carl Hanser Verlag, New York, 1987
  17. S. Abdou-Sabet and R. P. Patel, 'MORPHOLOGY OF ELASTOMERIC ALLOYS', Rubber Chem. Technol., 64, 769 (1991) https://doi.org/10.5254/1.3538589
  18. R. Winters, J. Lugtenburg, V. M. Litvinov, M. van Duin, and H. J. M. de Groot, 'Solid state C-13 NMR spectroscopy on EPDM/PP/oil based thermoplastic vulcanizates in the melt', Polymer, 42, 9745 (2001) https://doi.org/10.1016/S0032-3861(01)00504-3
  19. M. D. Ellul, 'PLASTICIZATION OF POLYOLEFIN ELASTOMERS, SEMICRYSTALLINE PLASTICS AND BLENDS CROSSLINKED IN SITU DURING MELT MIXING', Rubber Chem. Technol., 71, 244 (1998) https://doi.org/10.5254/1.3538482
  20. Y. Yang, T. Chiba, H. Saito, and T. Inoue, 'Physical characterization of a polyolefinic thermoplastic elastomer', Polymer, 39, 3365 (1998) https://doi.org/10.1016/S0032-3861(97)10119-7
  21. Thomas Kurian, D. Khastgir, P. P. De, D. K. Tripathy, S. K. De, and D. G. Peiffer, 'Plasticization of an ionic thermoplastic elastomer based on a zinc sulfonated ethylene-propylene-diene terpolymer of high ethylene content', Polymer, 37, 413 (1996) https://doi.org/10.1016/0032-3861(96)82910-7
  22. F. P. Baldwin and G. Ver Strate, 'POLYOLEFIN ELASTOMERS BASED ON ETHYLENE AND PROPYLENE', Rubber Chem. Technol., 45, 709 (1972) https://doi.org/10.5254/1.3544730
  23. G. Holden, 'Thermoplastic Elastomers', ed. by G. Holden, N. R. Legge, R. P. Quirk, H. E. Schroeder, 2nd ed., chap. 16, Carl Hanser Verlag, New York, 1996
  24. V. Lonnberg and P. Stark, 'Comparison of the Weather Resistance of Different Thermoplastic Elastomers', Polymer Testing, 16, 133 (1997) https://doi.org/10.1016/S0142-9418(96)00032-3