BioSciences - Polysciences, Inc.

Alphabetical Listing of Polymers
- B -
Polymers
Biodegradable Polymers Kit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Useful for studies involving bio-erodable drug matrices, biodegradable sutures and implant
materials, as well as for situations requiring polymers that can biodegrade when placed in the soil .
Kit contains 5g each of the following:
Poly(glycolic acid) [26202-08-4] MW 100,000 i .v 1 .0-2 .0 (#06525)
Poly(dl-lactic acid) [26969-66-4] MW 20,000 i .v ~0 .4 (#16585)
Poly(l-lactide-co-glycolide) 70:30 [30846-39-0] MW 10,000 i .v ~0 .2 (#16587)
Poly(l-lactic acid) [33135-50-1] MW 100,000 i .v ~1 .5 (#18402)
These polymers are offered for research purposes only, not for use in or on humans as a drug or device.
- C -
Cellulose, carboxymethyl ether, sodium salt [9004--32-4]
n 25
D 1 .3355 TSCA Degree of Substitution = 0 .7
Anionic water-soluble gum used as binder, thickener .
Catalog Size
MW 80,000 Viscosity 2% AQ = Max 18 cps O5g . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 06140-250 250 g
MW 250,000 Viscosity 1% AQ = 1000-2800 cps pH 7 .0 A5g . . . . . . . . . . . . . . . . . . . . . . . . . . 06138-250 250 g
MW 700,000 Viscosity 1% AQ = 1500-3000 cps pH 6 .5-8 .5 O5g . . . . . . . . . . . . . . . . . . . . . . . 06139-250 250 g
Cellulose, cyanoethyl ether [9004-41-5] U2g . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
MW 90,000-117,000 Tg 180° TSCA Cellulose, cyanoethyl ether R= -CH 2 CH 2 CN
Solvent-soluble cellulose ether . Soluble in polar solvents . High dielectric constant .
Soluble in: acetone, chloroform, pyridine .
Cellulose, ethyl ether [9004-57-3] H4g
n 21
D 1 .3355 Tg 43° TSCA R= -CH 2 CH 3 50 cps (5% soln . in 80:20 toluene/ethanol).
Solvent-soluble cellulose ether . Soluble in: lower alcohols, MDC, esters, toluene .
Degree of Substitution = 2 .21-2 .28, powder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 02354-500 500 g
Degree of Substitution = 2 .41-2 .51 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 05429-500 500 g
Cellulose, ethyl hydroxyethyl ether [9004-58-4] A2g . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
R= -CH 2 CH 3 HOCH 2 CH 2 – TSCA
Extra low viscosity powder . Solvent-soluble cellulose ether . 10-20 cps (measured as 5% soln .
in 80:20 toluene/ethanol) .
Cellulose, hydroxyethyl ether [9004-62-0] H5g
TSCA R= HOCH 2 CH 2 –
Water-soluble cellulose ether, used as a binder and thickening agent .
MW ~90,000 powder Viscosity 5% AQ = 75-150 cps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 05570-500 500 g
MW 720,000 powder Viscosity 2% AQ = 4,500-6,500 cps . . . . . . . . . . . . . . . . . . . . . . . . . . . . 05569-500 500 g
MW 1,000,000 powder Viscosity 1% AQ = 1,500-2,500 cps . . . . . . . . . . . . . . . . . . . . . . . . . . . . 05568-500 500 g
Cellulose, methyl hydroxyethyl ether [9032-42-2] A2g . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8,000 cps (2% soln . in H 2 O) TSCA R= (CH 2 CH 2 O)xH 1 CH 3 or H
Water-soluble cellulose derivative .
18401-1 1 kit
04687-10 10 g
05431-100 100 g
21275-500 500 g
For more information please call (800) 523-2575 or visit: polysciences.com 175