A correlation between critical end‐to‐end distance for entanglements and molecular chain diameter of polymers | Zendy

Zang YongHua | Zendy; Carreau Pierre J. | Zendy

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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.

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