Hydrophobic Polymers: Chloroform Eluent

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

Sample :
1. PS, Polystyrene (MW:1,260,000)
2. PS, Polystyrene (MW: 186,000)
3. PS, Polystyrene (MW: 42,800)
4. PS, Polystyrene (MW: 10,200)
5. PS, Polystyrene (MW: 890)
6. n-Propylbenzene (MW: 120)

Column       : Shodex GPC K-804L (8.0mmID*300mm)
Eluent       : CHCl3
Flow rate    : 1.0mL/min
Detector     : UV(254nm)
Column temp. : Room temp.

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

Sample : PS, Polystyrene, 50micro-L

Columns      : Shodex GPC K-806M (8.0mmID*300mm) x 2
Eluent       : CHCl3/Cl2CHCOOH=90/10
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : Room temp.

Epoxy resin was analyzed using GPC K-803L (a column for organic SEC (GPC)). Although epoxy resin is usually analyzed with THF eluent, it can be also analyzed with chloroform as the eluent.

Sample : Epikote 1001 (Epoxy reisne)

Columns      : Shodex GPC K-803L (8.0mmID*300mm) x 2
Eluent       : CHCl3
Flow rate    : 1.0mL/min
Detector     : UV(254nm)
Column temp. : Room temp.

Bionolle which is one of the biodegradable polmer was analyzed using GPC K-806M (a column for organic SEC (GPC)).

Sample : Bionolle (Biodegradable polymer)

Columns      : Shodex GPC K-806M (8.0mmID*300mm) x 2
Eluent       : CHCl3
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 35deg-C

Poly(o-cresyl glycidyl ether)-co-formaldehyde was analyzed using Asahipak GF-310 HQ (an aqueous/organic SEC Column) .

Sample : Poly(o-cresyl glycidyl ether)-co-formaldehyde

Column       : Shodex Asahipak GF-310 HQ (7.5mmID*300mm)
Eluent       : CHCl3
Flow rate    : 0.5mL/min
Detector     : UV(254nm)
Column temp. : 30deg-C

Poly(ether ether ketone) was analyzed using GPC K-806M (a column for organic SEC (GPC)).

Sample : PEEK, PEEK(II), 50micro-L each

Column       : Shodex GPC K-806M (8.0mmID*300mm) x 2
Eluent       : CHCl3/Cl2CHCOOH=90/10
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 30deg-C

Poly(butylene terephthalate) (PBT) was analyzed using GPC K-806M (a column for organic SEC (GPC)).

Sample : PBT, Poly(butylene terephthalate), 50micro-L

Columns     : Shodex GPC K-806M (8.0mmID*300mm) x 2
Eluent      : CHCl3/Cl2CHCOOH=90/10
Flow rate   : 1.0mL/min
Detector    : Shodex RI
Column temp.: Room temp.

Polylactic acid which is one of the biodegradable polymer was analyzed using GPC LF-604 (a column for organic SEC (GPC)). Please refer to OUTLINE of LF-804.

Sample : 0.2% Polylactic acid, (Biodegradable polymer) , 50micro-L

 Columns      : Shodex GPC LF-604 (6.0mmID*150mm) x 2
 Eluent       : Chloroform
 Flow rate    : 0.3mL/min
 Detector     : Shodex RI(small cell volume)
 Column temp. : 40deg-C

Liquid paraffin was analyzed using GPC KF-401HQ (a semi-micro organic SEC (GPC) column).

Sample : 1% Liquid paraffin, 5micro-L

 Column       : Shodex GPC KF-401HQ (4.6mmID*250mm)
 Eluent       : Chloroform
 Flow rate    : 0.3mL/min
 Detector     : Shodex RI(small cell volume)
 Column temp. : 40deg-C