Hydrophobic Polymers: THF Eluent

Polystyrene standards were analyzed using>GPC KF-801 (a column for organic SEC (GPC)).

Sample :
1. PS, Polystyrene (MW : 6,200)
2. PS, Polystyrene (MW : 300)
3. n-Propylbenzene (MW : 120)
4. Benzene (MW : 78)

Columns      : Shodex GPC KF-801 (8.0mmID*300mm) x 4
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : UV(254nm)
Column temp. : Room temp.

Polystyrene standards were analyzed using GPC KF-802 (a column for organic SEC (GPC)).

Sample :
1. PS, Polystyrene (MW : 42,800)
2. PS, Polystyrene (MW : 2,800)
3. PS, Polystyrene (MW : 300)
4. n-Propylbenzene (MW : 120)
5. Benzene (MW : 78)

Column       : Shodex GPC KF-802 (8.0mmID*300mm)
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : UV(254nm)
Column temp. : Room temp.

Polystyrene standards were analyzed using GPC KF-803L (a column for organic SEC (GPC)).

Sample :
1. PS, Polystyrene (MW : 87,000)
2. PS, Polystyrene (MW : 33,000)
3. PS, Polystyrene (MW : 10,200)
4. PS, Polystyrene (MW : 2,600)
5. PS, Polystyrene (MW : 578)
6. PS, Polystyrene (MW : 474)
7. PS, Polystyrene (MW : 370)
8. PS, Polystyrene (MW : 266)
9. Ethylbenzene (MW : 106)

Columns      : Shodex GPC KF-803L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : UV(254nm)
Column temp. : 40deg-C

Polystyrene standards were analyzed using GPC KF-804L (a column for organic SEC (GPC)).

Sample :
1.PS, Polystyrene (MW : 107,000)
2.PS, Polystyrene (MW : 19,000)
3.PS, Polystyrene (MW : 3,600)
4.PS, Polystyrene (MW : 578)
5.PS, Polystyrene (MW : 474)
6.PS, Polystyrene (MW : 370)
7.PS, Polystyrene (MW : 266)

Columns      : Sodex GPC KF-804L (8.0mmID*300mm) x 3
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : Room temp.

Polystyrene standards were analyzed using GPC KF-805L (a column for organic SEC (GPC)).

Sample :
1.PS, Polystyrene (MW : 2,950,000)
2.PS, Polystyrene (MW : 400,000)
3.PS, Polystyrene (MW : 128,000)
4.PS, Polystyrene (MW : 33,000)
5.PS, Polystyrene (MW : 6,200)
6.PS, Polystyrene (MW : 1,350)
7.Ethylbenzene (MW : 106)

Columns      : Shodex GPC KF-805L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 40deg-C

Polystyrene standards were analyzed using GPC KF-806L (a column for organic SEC (GPC)).

Sample :
1. PS, Polystyrene (MW : 9,120,000)
2. PS, Polystyrene (MW : 1,100,000)
3. PS, Polystyrene (MW : 400,000)
4. PS, Polystyrene (MW : 128,000)
5. PS, Polystyrene (MW : 33,000)
6. PS, Polystyrene (MW : 6,200)
7. PS, Polystyrene (MW : 1,350)
8. Ethylbenzene (MW : 106)

Columns      : Shodex GPC KF-806L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 40deg-C

Polystyrene standards were analyzed using GPC KF-807L (a column for organic SEC (GPC)).

Sample :
1. PS, Polystyrene (MW : 20,700,000)
2. PS, Polystyrene (MW : 1,100,000)
3. PS, Polystyrene (MW : 128,000)
4. PS, Polystyrene (MW : 33,000)
5. PS, Polystyrene (MW : 3,560)
6. PS, Polystyrene (MW : 580)
7. Ethylbenzene (MW : 106)

Columns      : Shodex GPC KF-807L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : UV(254nm)
Column temp. : 40deg-C

Aqueous/organic SEC columns, Asahipak GF-HQ series can be used with various kinds of eluent. The comparison of polystyrene separation with THF, chloroform and DMF eluent is shown below.
(Caution) Be careful that frequent replacement of in-column solvent may affect column life.

Sample :
1. PS, Polystyrene (MW: 1,090,000)
2. PS, Polystyrene (MW: 190,000)
3. PS, Polystyrene (MW: 37,900)
4. PS, Polystyrene (MW: 2,980)
5. PS, Polystyrene (MW: 500)

Columns      : Shodex Asahipak GF-310 HQ + GF-510 HQ (7.5mmID*300mm each)
Eluent       : (A): THF, (B): Chloroform, (C): DMF
Flow rate    : 0.5mL/min
Detector     : (A),(B): UV(254nm) (C): UV(270nm)
Column temp. : 30deg-C

Poly(ethylene glycol) standards were analyzed using GPC KF-801 (a column for organic SEC (GPC)).

Sample : Poly(ethylene glycol), PEG 300

Columns      : Shodex GPC KF-801 (8.0mmID*300mm) x 4
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : Room temp.

Poly(methyl methacrylate) standards were analyzed using GPC KF-805L (a column for organic SEC (GPC)).

Sample :
1. PMMA, Poly(methyl methacrylate) (MW : 1,400,000)
2. PMMA, Poly(methyl methacrylate) (MW : 330,000)
3. PMMA, Poly(methyl methacrylate) (MW : 60,000)
4. PMMA, Poly(methyl methacrylate) (MW : 10,500)
5. PMMA, Poly(methyl methacrylate) (MW : 1,900)
6. Ethylbenzene (MW : 106)

Columns      : Shodex GPC KF-805L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 40deg-C

Poly(methyl methacrylate) standards were analyzed using GPC KF-806L (a column for organic SEC (GPC)).

Sample :
1. PMMA, Poly(methyl methacrylate) (MW : 1,400,000)
2. PMMA, Poly(methyl methacrylate) (MW : 330,000)
3. PMMA, Poly(methyl methacrylate) (MW : 60,000)
4. PMMA, Poly(methyl methacrylate) (MW : 10,500)
5. PMMA, Poly(methyl methacrylate) (MW : 1,900)
6. Ethylbenzene (MW : 106)

Columns      : Shodex GPC KF-806L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 40deg-C

Polycarbonate resin was analyzed using GPC KF-806L (a column for organic SEC (GPC)).

Sample : Polycarbonate resin

Columns      : Shodex GPC KF-806L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 40deg-C

Phenoxy Resin was analyzed using GPC KF-806L (a column for organic SEC (GPC)).

Sample : Phenoxy resin

Columns      : Shodex GPC KF-806L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 40deg-C

Phenol resin was analyzed using GPC KF-804L (a column for organic SEC (GPC)).

Sample : Phenol resin

Columns      : Shodex GPC KF-804L (8.0mmID*300mm) x 3
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : Room temp.

Polycaprolactone was analyzed using GPC KF-806L (a column for organic SEC (GPC)).

Sample : Polycaprolactone

Columns      : Shodex GPC KF-806L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 40deg-C

Two kinds of epoxy resin, epokote 1001 and epikote 1004 were analysed using conventional type organic SEC (GPC) column (GPC KF-803L) and downsized organic SEC (GPC) columns (GPC KF-603 + KF-602.5). Using downsized GPC columns, better separation could be obtained in shorter time. For downsized GPC columns, an RI detector of small cell volume type was used.

Sample : Epikote (Epoxy reisne)

Columns      : Shodex GPC KF-803L (8.0mmID*300mm) x 2   
Eluent       : THF                                     
Flow rate    : 1.0mL/min                                
Detector     : UV(254nm)(conventional type)                         
Column temp. : Room temp.
 
Columns      : Shodex GPC KF-603 + KF-602.5 (6.0mmID*150mm each)  
Eluent       : THF                             
Flow rate    : 0.6mL/min
Detector     : Shodex RI(small cell volume) 
Column temp. : 40deg-C

1,2-Polybutadiene was analyzed using GPC KF-805L (a column for organic SEC (GPC)).

Sample : 1,2-Polybutadiene

Columns      : Shodex GPC KF-805L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 40deg-C

Poly(Vinyl Formal) was analyzed using GPC KF-806L (a column for organic SEC (GPC)).

Sample : Poly(vinyl formal)

Columns      : Shodex GPC KF-806L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 40deg-C

Poly(vinyl butyral) was analyzed using GPC KF-806L (a column for organic SEC (GPC)).

Sample : Poly(vinyl butyral)

Columns      : Shodex GPC KF-806L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 40deg-C

Cellulose acetate was analyzed using GPC KF-806L (a column for organic SEC (GPC)).

Sample : Cellulose acetate

Columns      : Shodex GPC KF-806L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 40deg-C

Cellulose acetate butyrate was analyzed using GPC KF-806L (a column for organic SEC (GPC)).

Sample : Cellulose acetate butyrate

Columns      : Shodex GPC KF-806L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 40deg-C

Poly(vinyl chloride) was analyzed using GPC KF-806M (a column for organic SEC (GPC)).

Sample : Poly(vinyl chloride)

Columns      : Shodex GPC KF-G (4.6mmID*10mm) + KF-806M (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : UV(254nm), Shodex RI

Poly(vinyl acetate) was analyzed using GPC KF-805L (a column for organic SEC (GPC)).

Sample : Poly(vinyl acetate)

Columns      : Shodex GPC KF-805L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 40deg-C

Ethylene vinyl acetate copolymer was analyzed using GPC KF-806L (a column for organic SEC (GPC)).

Sample : Ethylene vinyl acetate copolymer

Columns      : Shodex GPC KF-806L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 40deg-C

Poly(butyl methacrylate) was analyzed using GPC KF-806L (a column for organic SEC (GPC)).

Sample : Poly(n-butyl methacrylate)

Columns      : Shodex GPC KF-806L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 40deg-C

Poly(isomehtyl methacrylate) was analyzed using GPC KF-806L (a column for organic SEC (GPC)).

Sample : Poly(isobutyl methacrylate)

Columns      : Shodex GPC KF-806L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 40deg-C

Butyl methacrylate isobutyl methacrylate copolymer was analyzed using GPC KF-806L (a column for organic SEC (GPC)).

Sample : Butyl methacrylate isobutyl methacrylate copolymer

Columns      : Shodex GPC KF-806L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 40deg-C

Polysiloxane was analyzed using GPC KF-801 and KF-802 (columns for organic SEC (GPC)).

Sample : Polysiloxane

Columns      : Shodex GPC KF-802 + KF-801 x 2 (8.0mmID*300mm each)
Eluent       : THF
Flow rate    : 0.4mL/min
Detector     : Shodex RI
Column temp. : 35deg-C

Vinylidene chloride vinyl chloride copolymer was analyzed using two columns of GPC KF-805L (a column for organic SEC (GPC)).

Sample : Vinylidene chloride vinyl chloride copolymer (5% vinyl chloride)

Columns      : Shodex GPC KF-805L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 30deg-C

Vinyl chloride vinyl acetate vinyl alcohol terpolymer was analyzed using two columns of GPC KF-805L (a column for organic SEC (GPC)).

Sample : Vinyl chloride vinyl acetate vinyl alcohol terpolymer (91% vinyl chloride)

Columns      : Shodex GPC KF-805L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 30deg-C

Styrene butyl methacrylate copolymer was analyzed using two columns of GPC KF-805L (a column for organic SEC (GPC)).

Sample : Styrene butyl methacrylate copolymer

Columns      : Shodex GPC KF-805L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 30deg-C

Styrene butadiene, ABA block copolymer was analyzed using two columns of GPC KF-806M (a column for organic SEC (GPC)).

Sample : Styrene butadiene ABA block copolymer

Columns      : Shodex GPC KF-806M (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 30deg-C

Styrene isoprene ABA Block copolymer was analyzed using two columns of GPC KF-806M (a column for organic SEC (GPC)).

Sample : Styrene isoprene ABA block copolymer

Columns      : Shodex GPC KF-806M (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 30deg-C

Styrene ethylenre butylene ABA block copolymer was analyzed using two columns of GPC KF-806M (a column for organic SEC (GPC)).

Sample : Styrene ethylenre butylene ABA block copolymer

Columns      : Shodex GPC KF-806M (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 30deg-C

Poly(2,4,6-tribromostyrene) was analyzed using two columns of GPC KF-805L (a column for organic SEC (GPC)).

Sample : Poly(2,4,6-tribromostyrene)

Columns      : Shodex GPC KF-805L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 30deg-C

Polysulfone resin was analyzed using two columns of GPC KF-805L (a column for organic SEC (GPC)).

Sample : Polysulfone resin

Columns      : Shodex GPC KF-805L (8.0mmID*300mm) x 2
Eluent       : THF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 30deg-C