The effect of co-agent on the peroxide crosslinking of LDPE

Iranian Polymer Journal (English Edition)

Volumn 12, Issue 2, 2003, Pages 119-125

  Ghasemi, Ismail ^a   Morshedian, Jalil ^a  

^a IRAN POLYMER AND PETROCHEMICAL INSTITUTE   (Iran)

Author keywords

Co agent; Cross linking; DCP; Internal mixer; Kinetics; LDPE; Rheometer

Indexed keywords

ACTIVATION ENERGY; CROSSLINKING; DECOMPOSITION; REACTION KINETICS;

CO-AGENTS;

LOW DENSITY POLYETHYLENES;

EID: 0038441954     PISSN: 10261265     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (29)

1. Kopchick J., Vanderhoof J., and Moore E., Effects on physical properties of recrystallized cross-linking polyethylene on molded articles, ANTEC 2001 Conf. Proc., Dallas, Texas, paper number 654, May (2001).
2. White G. and Stephen J., Cross-linked polyethylene pipe (PEX), 3798, ANTEC (1997).
3. Krupa J. and Lugth A.S., Mechanical properties of uncross-linked and cross-linked LDPE, J. Appl. Polym. Sci., 18, 980-989 (2001).
4. Tany Y., Tzoyanakis C., Hamielec A.E., and Valachoponlos J., Peroxide cross-linking of LLDPE during reactive extrusion, Adv. in Polym. Technol., 9, 217-225 (1989).
5. Thorburn B. et al., Cross-linking techniques for electrical jacketing materials, ANTEC, 1379 (1994).
6. U.S. Patent, No. S, 896, 58. Michael Frod, Processing for the preparation of crosslinkable thermoplastic and/or elastomeric polymer composition with extrusion of scorch time (Feb 1999).
7. Venkatraman S. and Kleiner L., Properties of three types of cross-linked polyethylene, Adv. in Polym. Technol., 9, 262-270 (1989).
8. White C.C. and Wagenblast J., Separation, size reduction and processing of XLPE from electrical transmission and distribution cable, Polym. Eng. Sci, 40, 863-879 (2000).
9. Ciuprina F. and Teissedre G., Polyethylene cross-linking and water treeing, Polymer, 42, 7841-4846 (2001).
10. Abe S., and Yamaguchi M., Study on the foaming of cross-linked polyethylene, J. Appl. Polym. Sci.; 79, 2146-55 (2001).
11. Tobias W.W., Welding of cross-linked polyethylene, Int. Polym. Sci. Tech.; 28, T/1-4 (2001).
12. Shieh Y.T. and Chen J.S., Thermal fractionation and characterization of silane-grafted water -cross-linked polyethylene, Conf. Proc., New Orleans, La., Polym. Pre. 40, 661-662 (1999).
13. Joseph-C. Salaman., Polymer Material Encyclopedia, 1st ed., CRC, New York, 1553 (1996).
14. Eevoge E. et al, Chemistry of dicumyl peroxide induced cross-linking of linear polyethylene, J. Polym. Sci., Polym. Chemi. Ed., 19, 655-673 (1981).
15. Gloor P.E. et al., Chemical modification of polyolefins by free radical mechanism, Polymer, 35, 1012-1022 (1994).
16. Gustafsson B. et al., Unsaturated ethylene-non conjugated diene copolymer and preparation thereof by radical polymerization, Int. Pat. Appl. WO, 93/08222, (1999).
17. Osipchik V.S., Lebedeva E.D., and Vasilets L.G., Development and investigation of the properties of cross-linked polyethylene, Int. Polym. Sci., Technol, 28, p.T, (2001).
18. Achintya K., Bhattacharyya A.S., Dcand P.P.. and Bhowmick A.K., Studies on cross-linking of EPDM/PE blends by thermoanalytical techniques, J. Therm. Anal., 37, 19-38, (1991).
19. Marly G and Rudin A., Reaction processing of LLDPE in co-rotating intermeshing, twin screw extruder, J., Appl. Polym. Sci., 58, 2433-2449 (1995).
20. Lazar M. et al., Mechanism of co-agent in crosslinkable peroxide system, J. Adv. Polym. Sci., 95, 151-158 (1990).
21. Kim K. et al., Cross-linking of HDPE during reactive extrusion, rheology, thermal and mechanical properties, J. Appl. Polym. Sci, 48, 81-586 (1993).
22. Chodak I. et al., Cross-linked PE/PP blends, formation of insoluble parts, crystallization and melting, Macro.. Chem. and Phys., 192, 2791-2799 (1991).
23. Eberhard B. et al., Cross-linking of PP/PE blend by peroxide and the effect of pentaerythritol tetraallyl ether, J. Appl. Polym. Sci., 37, 467-478 ( 1989).
24. Norits M. et al., Scorch retarding cross-linking composition comprising a hydroquinone, a co-agent and free radical initiator, U. S. Patent, 5, 879, 624 (1999).
25. Costin R. et al., Co-agent selection for peroxidecured elastomers, Rubber Division, ACS, Indianapolis, Indiana, 508 (1998).
26. Do H.I. et al., Effect of viscosity ratio and peroxide/co-agent treatment in PP/PE/EPR blends, Eur. Polym. J., 32, 1387-93 (1996).
27. Suyanma S., Mechanism of peroxide-initiated cross-linking of PE in the presence of 2,4-dipheny-l, 4-methyl-l- pentene, Polymer, 27, 503-514 ( 1995).
28. Novits et al., Scroch extending curing/cross-linking composition, U.S. Patent 6, 197, 213 (2001).
29. Kim K.J., Cross-linking of PE with peroxide and multifunctional monomers during extrusion, Eur. Polym. J., 28, 1487-1491 (1992).