A study of EPDM devulcanization in a co-rotating twin-screw extruder

Iranian Polymer Journal (English Edition)

Volumn 16, Issue 5, 2007, Pages 327-335

  Jalilvand, Ahmad Reza ^a   Ghasemi, Ismaeil ^a   Karrabi, Mohammad ^a   Azizi, Hamed ^a  

^a IRAN POLYMER AND PETROCHEMICAL INSTITUTE   (Iran)

Author keywords

Devulcanization; EPDM; Recycling; Revulcanization; Twin screw extruder

Indexed keywords

CURING; ELONGATION; RHEOLOGY; RUBBER; TENSILE STRENGTH; VISCOSITY; VULCANIZATION;

BARREL TEMPERATURE; EPDM; MOONEY VISCOSITY; VIRGIN COMPOUND;

EXTRUDERS;

EID: 34548026519     PISSN: 10261265     EISSN: 10261265     Source Type: Journal    
DOI: None     Document Type: Article

References (30)

1. Adhikari B., De D., Maiti S., Reclamation and recycling of waste rubber, Prog. Polym. Sci., 25, 909-948, 2000.
2. Myhre M., Mackillop D.A., Rubber recycling, Rubber Chem. Technol., 75, 429-474, 2002.
3. Isayev A.I., Rubber Recycling. In: Rubber Technologist's Handbook, White J.R., De S.K. (Eds.), Rapra Technology, London, 511-547, 2001.
4. Manuel H.J., Dierkes W., Recycling of Rubber, Rapra Review Reports, 9, Report 99, 1999.
5. Novotony D.S., Microwave devulcanization of rubber, US Patent 4,104,205, 1978.
6. Clifford M.L., Tubular extruder, US Patent 4,134,616, 1978.
7. Tyler K.A., Cerny G.L., Method of reducing pollution in microwave devulcanization process, US Patent 4,459,450, 1984.
8. Pelofskey A.H., Rubber reclamation using ultrasonic energy, US Patent 3,725,314, 1973.
9. Isayev A.I., Tukachinsky A., Novel ultrasonic technology for devulcanization of waste rubber, Rubber Chem. Technol., 68, 267-280, 1995.
10. Tukachinsky A., Schworm D., Isayev A.I., Devulcanization of waste tire rubber by powerful ultrasound, Rubber Chem. Technol., 69, 92-103, 1996.
11. Mouri M., Okamoto H., Matsushita M., Honda H., Nakashima K., Takeushi K., Suzuki Y., Owaki M., A new devulcanisation process. Continuous reclamation of rubber by shear flow reaction control technology (Part 1), Int. Polym. Sci. Technol., 27, T/17-T/22, 2000.
12. Mouri M., Okamoto H., Matsushita M., Honda H., Nakashima K., Takeushi K., Suzuki Y., Owaki M., De-vulcanisation conditions and mechanical properties of re-vulcanized rubber for EPDM. Continuous reclamation of rubber by shear flow reaction control technology (Part 2), Int. Polym. Sci. Technol., 27, T/23-T/28, 2000.
13. Fukumori K., Matsushita M., Material recycling technology for crosslinked rubber waste, Tech. J. R&D Rev. of Toyota, 38, 39-47, 2003.
14. Levin V.Y., Kim S.H., Isayev A.I., Massey J., Vonmeerwall E., Ultrasound devulcanization of sulfur vulcanized SBR: Crosslink density and molecular mobility, Rubber Chem. Technol., 69, 104-114, 1996.
15. Yun J., Isayev A.I., Recycling of roofing membrane rubber by ultrasonic devulcanization, Polym. Eng. Sci., 43, 809-821, 2003.
16. Yun J., Yashin V., Isayev A.I., Ultrasonic devulcanization of carbon black-filled ethylene propylene diene-monomer, J. Appl. Polym. Sci., 91, 1646-1656, 2004.
17. Bilgili E., Dybek A., Arastoopour H., Bernstein B., A new recycling technology: Compression molding of pulverized rubber waste in the absence of virgin rubber, J. Elastomers Plast., 35, 235-256, 2003.
18. Maridass B., Gupta B.R., Performance optimization of a counter rotating twin-screw extruder for recycling natural rubber vulcanizates using response surface methodology, Polym. Test., 23, 377-385, 2004.
19. Sutanto P., Picchioni F., Janssen L.P.B.M., Modeling a continuous devulcanization in an extruder, Chem. Eng. Sci., 61, 7077-7086, 2006.
20. Sutanto P., Picchioni F., Janssen L.P.B.M., The use of experimental design to study the responses of continuous devulcanization process, J. Appl. Polym. Sci., 102, 5028-5038, 2006.
21. Sutanto P., Picchioni F., Janssen L.P.B.M., Dijkhuis K.A.J., Dierkes W.K., Noordermeer J.W.M., EPDM Rubber reclaim from devulcanized EPDM, J. Appl. Polym. Sci., 102, 5948-5957, 2006.
22. Verbruggen M.A.L., Van Der Does L., Noordermeer J.W.M., Van Duin M., Manuel H.J., Mechanisms involved in the recycling of NR and EPDM, Rubber Chem. Technol., 11, 731-740, 1999.
23. Van Duin M., Noordermeer J.W.M., Verbruggen M.A.L., Van Der Does L., Method for devulcanizing rubber with an amine, The Netherlands, US Patent 2,003,013,776, 2003.
24. Mouri M., Okamoto H., Matsushita M., Honda H., Nakashima K., Takeushi K., Suzuki Y., Owaki M., Continuous devulcanisation by shear flow stage reaction control technology for rubber recycling. Part 3. Study of the devulcanisation process for EPDM, Int. Polym. Sci. Technol., 27, T/12-T/16, 2000.
25. Mouri M., Okamoto H., Matsushita M., Honda H., Nakashima K., Takeushi K., Suzuki Y., Owaki M., Continuous devulcanisation by shear flow stage reaction control technology for rubber recycling. Part 4. Devulcanisation mechanism for EPDM, Int. Polym. Sci. Technol., 27, T/17-T/22, 2000.
26. Jalilvand A.R., Ghasemi I., Karrabi M., Azizi H., An investigation on the EPDM devulcanization in co-rotating twin-screw extruder by response surface methodology, Prog. Plastic Rubber Recycl., In press.
27. Flory P.J., Rehner J., Statistical mechanics of crosslinked polymer networks. II. Swelling, J. Chem. Phys., 11, 512-526, 1943.
28. Baldwin F.P., Verstrate G., Polyolefin elastomers based on ethylene and propylene, Rubber Chem. Technol., 45, 709-881, 1972.
29. Horikx M.M., Chain scission in a polymer network, J. Polym. Sci., 19, 445-456, 1956.
30. Yashin V.V., Isayev A.I., A model for rubber degredation under ultrasonic treatment. PART II. Rupture of rubber network and comparison with experiments, Rubber Chem. Technol., 73, 325-333, 2000.