Recent developments in phase separation of polyolefin melt blends

B Crist, MJ Hill - Journal of Polymer Science Part B: Polymer …, 1997 - Wiley Online Library
Saturated hydrocarbon polymers may be differentiated by the relative amount and
placement of methylene, methyl, methine, and quaternary carbon moieties. While it has …

Two-component gelators and nucleating agents for polypropylene based upon supramolecular assembly

T Bauer, R Thomann, R Mülhaupt - Macromolecules, 1998 - ACS Publications
The supramolecular assembly of octyl-, hexadecyl-, and benzyl-substituted complementary
tectonics based upon barbiturates (BA) and 2, 4, 6-triaminopyrimidines (TP) were studied in …

Minimum branch content for detection of liquid-liquid phase separation, using indirect techniques, in blends of polyethylene with ethylene-octene and ethylene-butene …

MJ Hill, RL Morgan, PJ Barham - Polymer, 1997 - Elsevier
The limits of detection of phase separation in linear/branched polyethylene systems have
been investigated, using the very sensitive but indirect experimental methods developed at …

Absence of phase separation effects in blends of linear polyethylene fractions of differing molecular weight

MJ Hill, PJ Barham - Polymer, 1995 - Elsevier
Blends of linear polyethylenes of differing molecular weights (MWs) have been studied to try
to determine whether there is any observable phase separation in the melt. Using four linear …

Interpretation of phase behaviour of blends containing linear low-density polyethylenes using a ternary phase diagram

MJ Hili, PJ Barham - Polymer, 1994 - Elsevier
When a linear polyethylene is blended with two homogeneous copolymers, of different
comonomer content, the resulting ternary phase diagram shows three distinct regions of …

The cocrystallization behavior of binary blends of isotactic polypropylene and propylene‐ethylene random copolymers

MH Kim, RG Alamo, JS Lin - Polymer Engineering & Science, 1999 - Wiley Online Library
Rapidly crystallized blends of metallocene isotactic polypropylene and propylene‐ethylene
random copolymers with an ethylene content varying from 0.76 to 7 mol% were found to …

Liquid-liquid phase separation in a ternary blend of polyethylenes

D Thomas, J Williamson, MJ Hill, PJ Barham - Polymer, 1993 - Elsevier
Blends of linear polyethylene with two ethylene—octene copolymers of 2 and 8 mol%
octene content have been prepared and their melt-phase behaviour determined by …

A qualitative scheme for the liquid phase separation in blends of homopolymers with their branched copolymers

PJ Barham, MJ Hill, G Goldbeck-Wood, J Van Ruiten - Polymer, 1993 - Elsevier
It has been shown that blends of homopolymers with lightly branched copolymers exhibit
liquid-liquid phase separation. The region of phase separation is asymmetrically placed …

The use of thermal analysis in the study of liquid—liquid phase separation in blends of some crystallizable homopolymers with their branched copolymers

MJ Hill, SJ Organ, PJ Barham - Thermochimica acta, 1994 - Elsevier
It is difficult to determine the degree of mixing or demixing in blends in which the two
components have closely similar physical properties, such as homopolymer—lightly …

Preliminary studies of polypropylene/linear low density polyethylene blends by transmission electron microscopy

MJ Hill, L Oiarzabal, JS Higgins - Polymer, 1994 - Elsevier
Binary blends of polypropylene with a linear low density polyethylene were prepared in
solution, dried and studied by transmission electron microscopy using surface replicas of …