Finite element model of interdiffusion and reaction in polydisperse polymer blends

International Journal for Numerical Methods in Engineering

Volumn 49, Issue 10, 2000, Pages 1281-1294

  Pardo, Enrique ^a   Pablo Tomba, J ^a   Carella, José M ^a  

^a UNIVERSIDAD NACIONAL DE MAR DEL PLATA   (Argentina)

Author keywords

Chemical reaction; Diffusion; Finite elements; Polydisperse polymers

Indexed keywords

APPROXIMATION THEORY; COMPUTER SIMULATION; DIFFERENTIAL EQUATIONS; GALERKIN METHODS; INTEGRAL EQUATIONS; INTERDIFFUSION (SOLIDS); LAGRANGE MULTIPLIERS; MOLECULAR WEIGHT DISTRIBUTION; POLYMER BLENDS; POLYMERIZATION;

GALERKIN INTEGRAL IDENTITY; MASS CONSERVATION; POLYDISPERSE POLYMERS; TRANSESTERIFICATION;

FINITE ELEMENT METHOD;

CHEMICAL REACTION; DIFFUSION; FINITE ELEMENT METHOD; POLYMER;

EID: 0034557756     PISSN: 00295981     EISSN: None     Source Type: Journal    
DOI: 10.1002/1097-0207(20001210)49:10<1281::AID-NME13>3.0.CO;2-R     Document Type: Article

References (9)

1. Miscibility and transesterification in bisphenol A polycarbonate/poly(ethylene terephtalate) blends
2. Interdiffusion and marker movements in concentrated polymer-polymer diffusion couples
3. Development of a simple experimental method to measure interphase composition profiles generated by diffusion in polymers. Further results and comparison, with Raman spectroscopy measurements
4. Polydispersity effects on diffusion in polymers: Concentration profiles of D-polystyrene measured by forward recoil spectrometry
5. Mutual diffusion in the miscible polymer blend polystyrene/poly(xylenyl ether)
6. Reptation in polymer blends
7. A generalized method to calculate diffusion rates in polydisperse systems. Application to miscible polymers pairs in concentrated regime
8. Calculation and experimental verification of concentration profiles for selected species at the interphase generated by diffusion in polymers pairs