Flory–Huggins solution theory

E562086

Flory–Huggins solution theory is a thermodynamic model that describes the mixing behavior and phase separation of polymer solutions by accounting for the size difference between polymer chains and solvent molecules.

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Statements (49)

Predicate Object
instanceOf polymer solution theory ⓘ
thermodynamic model ⓘ
accountsFor size difference between polymer chains and solvent molecules ⓘ
appliedIn block copolymer self-assembly modeling ⓘ
coating and adhesive formulation ⓘ
membrane and hydrogel design ⓘ
polymer blend design ⓘ
appliesTo polymer–polymer mixtures ⓘ
polymer–solvent mixtures ⓘ
assumes coordination number for lattice sites ⓘ
incompressible mixture ⓘ
monomer segments occupy lattice sites ⓘ
random mixing on a lattice ⓘ
basedOn lattice model of solutions ⓘ
describes Gibbs free energy of mixing of polymer solutions ⓘ
mixing behavior of polymer solutions ⓘ
phase separation in polymer solutions ⓘ
developedBy Maurice L. Huggins ⓘ
Paul J. Flory ⓘ
developedInDecade 1940s ⓘ
enthalpyTermDependsOn Flory–Huggins interaction parameter ⓘ
contact energies between segments ⓘ
entropyTermDependsOn degree of polymerization ⓘ
volume fraction of components ⓘ
extendedBy Flory–Huggins–de Gennes theories ⓘ
compressible lattice models ⓘ
concentration-dependent interaction parameter models ⓘ
field physical chemistry ⓘ
polymer physics ⓘ
thermodynamics ⓘ
includesTerm enthalpy of mixing ⓘ
entropy of mixing ⓘ
influencedBy regular solution theory ⓘ
introducesConcept Flory–Huggins interaction parameter ⓘ
limitation assumes uniform segment size ⓘ
mean-field approximation ⓘ
neglects specific interactions such as hydrogen bonding ⓘ
mathematicalForm Gm/RT = φ1 ln φ1 + φ2 ln φ2 + χ φ1 φ2 for binary mixtures ⓘ
predicts lower entropy of mixing for polymers than for small molecules ⓘ
phase separation when interaction parameter exceeds critical value ⓘ
symbolForInteractionParameter χ ⓘ
usedFor constructing phase diagrams of polymer mixtures ⓘ
estimating critical solution temperatures ⓘ
estimating spinodal and binodal curves ⓘ
modeling polymer blend compatibility ⓘ
predicting miscibility of polymer solutions ⓘ
variable degree of polymerization N ⓘ
volume fraction φ1 ⓘ
volume fraction φ2 ⓘ

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Referenced by (7)

Full triples — surface form annotated when it differs from this entity's canonical label.

Paul J. Flory → notableWork → Flory–Huggins solution theory ⓘ
Paul J. Flory → notableWork → Flory–Huggins theory ⓘ
subject linked to: Flory
linked to: Flory–Huggins solution theory
Flory–Huggins solution theory → introducesConcept → Flory–Huggins interaction parameter ⓘ
linked to: Flory–Huggins solution theory
Flory–Huggins solution theory → enthalpyTermDependsOn → Flory–Huggins interaction parameter ⓘ
linked to: Flory–Huggins solution theory
Flory–Huggins solution theory → extendedBy → Flory–Huggins–de Gennes theories ⓘ
linked to: Flory–Huggins solution theory
Principles of Polymer Chemistry → associatedWith → Flory–Huggins theory ⓘ
linked to: Flory–Huggins solution theory
Principles of Polymer Chemistry → associatedWith → Flory’s theory of polymer solutions ⓘ
linked to: Flory–Huggins solution theory