Premium
A correlation between critical end‐to‐end distance for entanglements and molecular chain diameter of polymers
Author(s) -
Zang YongHua,
Carreau Pierre J.
Publication year - 1991
Publication title -
journal of applied polymer science
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.575
H-Index - 166
eISSN - 1097-4628
pISSN - 0021-8995
DOI - 10.1002/app.1991.070420721
Subject(s) - reptation , polymer , chain (unit) , materials science , end group , polymer chemistry , correlation , polymer science , thermodynamics , chemical physics , chemistry , physics , mathematics , composite material , geometry , copolymer , quantum mechanics
The critical molecular weight M c of 36 flexible and semirigid polymers has been studied. A unique correlation between the critical end‐to‐end distance 〈 R c 〉 for entanglements and the average polymer chain diameter D is found. This correlation is discussed in the light of the reptation concept.