Material Science
Polyimide
100%
Free Volume
71%
Gas Permeability
62%
Thin Films
60%
Carbon Molecular Sieve
45%
Composite Membrane
43%
Natural Gas
38%
Polyamide
35%
Glassy Polymer
32%
Diffusivity
27%
Osmosis Membrane
24%
Film
20%
Polymeric Membrane
20%
Thermal Stability
18%
Copolymer
16%
Density
16%
Amorphous Material
15%
Block Copolymer
15%
Nanocomposites
13%
Gas Mixture
13%
Fourier Transform Infrared Spectroscopy
13%
Rigidity
11%
Organic Solvents
10%
Molecular Sieve
10%
Polycondensation
10%
Polyacetylene
10%
Engineering
CH4
51%
Separation Gas
45%
Gas Permeation
26%
Free Volume
25%
Defects
24%
Separation Performance
24%
Thin-Film Composite
24%
Permeation Property
23%
Plasticisation
22%
Polymer of Intrinsic Microporosity
22%
Microporosity
19%
Carbon Molecular Sieve Membrane
16%
Polyamide
15%
Natural Gas
13%
Phase-Inversion
13%
Polysulfone
12%
Thin Films
11%
Reverse Osmosis Membrane
10%
Mixed Matrix Membrane
10%
poly(1-trimethylsilyl-1-propyne)
10%
Membranes Separation
10%
Keyphrases
Polyimide
27%
Pure Gas
17%
Gas Permeation Properties
15%
Membrane Gas Separation
15%
6FDA
14%
Carbon Molecular Sieve Membrane
14%
Gas Separation Performance
13%
Diamine
13%
Polymers of Intrinsic Microporosity
12%
Triptycene
12%
Gas Permeability
12%
Polyimide of Intrinsic Microporosity
12%
Gas Separation
11%
Mixed Gas
11%
Ultrathin
11%