Influence of molecular structure on rheological properties of polyethylenes Part II. Elongational behavior

Rheologica Acta

Volumn 37, Issue 1, 1998, Pages 21-29

  Münstedt, Helmut ^a   Kurzbeck, Stefan ^a   Egersdörfer, Lothar ^a  

^a UNIVERSITY OF ERLANGEN NUREMBERG   (Germany)

Author keywords

Branching structure; Elongational flow; Polyethylenes; Recoverable strain; Strain hardening

Indexed keywords

MOLECULAR STRUCTURE; POLYETHYLENE; RHEOLOGY;

EID: 0031832311     PISSN: 00354511     EISSN: None     Source Type: Journal    
DOI: 10.1007/s003970050087     Document Type: Article

References (16)

1. Alamo RG, Graessly WW, Krishnamoorti R, Lohse DJ, Londono JD, Mandelkern L, Stehling FC, Wignall GD (1997) Smallangle neutron scattering investigations of melt miscibility and phase segregation in blends in linear and branched polyethylenes as a function of the branch content. Macromolecules 30:561-566
2. Alamo RG, Londono JD, Mandelkern L, Stehling FC, Wignall GD (1994) Phase behavior of blends of linear and branched polyethylenes in the molten and solid states by small-angle neutron scattering. Macromolecules 27:411-417
3. Gabriel C, Kaschta J, Münstedt H (1998) Influence of molecular structure on rheological properties of polyethylene. Part I: creep recovery measurements in shear. Rheol Acta 37:7-20
4. Hill MJ, Barham PJ, van Ruiten J (1993) Liquid-liquid phase segregation in blends of a linear polyethylene with a series of octene copolymers of differing branch content. Polymer 34(14):2975-2980
5. Hill MJ, Morgan RL, Barham PJ (1997) Minimum branch content for detection of liquid-liquid phase separation, using indirect techniques, in blends of polyethylene with ethylene-octene and ethylene-butene copolymers. Polymer 38(12):3003-3009
6. Hingmann R, Marczinke BL (1994) Shear and elongational flow properties of polypropylene melts. J Rheol 38:573-587
7. Kurzbeck S, Münstedt H, Egersdörfer L, Oster F (1997) Elongational behavior of polyolefin melts and its relation to processing properties. Proc 13th PPS Annual Meeting Secaucus, NJ, USA
8. Meißner J; Hostettler J (1994) A new elongational rheometer for polymer melts and other highly viscoelastic liquids. Rheol Acta 33:1-21
9. Meißner J (1996) Personal communication
10. Minoshima W, White JL (1986) A comparative experimental study of the isothermal shear and maximal elongational rheological properties of low density, high density, and linear low density polyethylenes. J Non-Newtonian Fluid Mech 19:251-274
11. Münstedt H (1979) New universal extensional rheometer for polymer melts. J Rheol 23:421-136
12. Münstedt H (1980) Dependence of the elongational behavior of polystyrene melts on molecular weight and molecular weight distribution. J Rheol 24:847-867
13. Münstedt H, Laun HM (1981) Elongational properties and molecular structure of polyethylene melts. Rheol Acta 20:211-221
14. Schlund B, Utracki LA (1987) Linear low density polyethylenes and their blends. Polym Eng Sci 27:359-386
15. van Ruiten J, Boode JW (1992) Mixing and demixing of heterogeneous ethyleneoctene copolymers. Evidence for bimodal melt demixing. Polymer 33(12):2548-2552
16. Wignall GD, Alamo RG, Londono JD, Mandelkern L, Stehling FC (1996) Small-angle neutron scattering investigations of liquid-liquid phase separation in heterogeneous linear low-density polyethylene. Macromolecules 29:5332-5335