BioSciences - Polysciences, Inc.

194
Polymers
Poly(2-hydroxyethyl methacrylate/methacrylic acid) 90:10 [31693-08-0] A2g . . . . . . . .
TSCA Hydrophilic polymer, more readily water-soluble than poly(2-hydroxyethyl methacrylate),
in the presence of alkali and aqueous 90% methanol .
Poly(2-hydroxypropyl methacrylate) [25703-79-1] A2g . . . . . . . . . . . . . . . . . . . . . . . . . . .
Tg 76° TSCA (CH 2 C(CH 3 )[CO 2 CH 2 CH(OH)CH 3 ]-) n
Hydrophilic polymer . Soluble in: lower alcohols .
Poly(4-iodostyrene/styrene/divinylbenzene) ~58:40:2 [72330-89-3] U4g . . . . . . . . . . . . .
Reactive styrene polymer easily converted into other derivatives via the iodine atom .
Polyisobutylene [9003-27-4] A2g
n 20
D 1 .505-1 .510 Tg -73° TSCA [-CH 2 C(CH 3 ) 2 -] n
Generally inert, tacky, polymers . Primarily used as tackifying agent in polymer formulations .
For more information please call (800) 523-2575 or visit: polysciences.com
Catalog Size
MW 500 Viscosity 210-227 cps @ 38° liquid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 09894-100 100 g
MW 1,350 Viscosity 30,000 cps @ 38° viscous liquid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 09896-100 100 g
Poly(dl-lactic acid) [26969-66-4]HK2bg
Tg 55° d 1 .25
Amorphous, biodegradable polymer . Soluble in: MDC, THF, ethyl acetate, acetone.
i .v . 0 .15-0 .30 MW 15,000 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22505-10 10 g
i .v . 0 .35-0 .45 MW 20,000 - 30,000 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16585-10 10 g
i .v . 2 .0-2 .8 MW 300,000-600,000 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23976-10 10 g
Poly(l-lactic acid) [33135-50-1]HK2bg
mp 173-178 Tg 60-65 [-OCH(CH 3 )CO-] n
Biodegradable polymer . Degradation rate is inversely related to polymer
molecular weight . Crystalline polymer with higher molecular weight polymers
having a crystallinity of about 70% .
i .v . 0 .10-0 .20 MW ~1,600-2,400 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18580-10 10 g
i .v . 0 .80-1 .20 MW ~40,000-70,000 d 1 .24 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 06529-1 1 g
06529-10 10 g
i .v . 1 .30-1 .60 MW ~80,000-100,000 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18402-10 10 g
i .v . 4 .00-5 .00 MW ~325,000-460,000 d 1 .15 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18582-10 10 g
i .v . >7 .00 MW ~700,000 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21512-10 10 g
Poly(l-lactic acid) Molecular Weight Kit HK2bg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Biodegradable polymer . Degradation rate is inversely related to polymer molecular weight .
Kit contains: 5g each of polymers with i .v . values of 0 .10 - 0 .20, 0 .80 - 1 .20,
1 .30 - 1 .60, 4 .00 - 5 .20
Poly(dl-lactide/glycolide) [26780-50-7] HK2bg
[-OCH(CH 3 )CO-] x [-OCH 2 CO-] y
Biodegradable polymers . Copolymers are easier to synthesize than homopolymers .
Soluble in: MDC, THF, ethyl acetate, acetone . Polydispersity 1 .8
08725-10 10 g
09690-10 10 g
09690-50 50 g
18148-5 5 g
18599-1 1 kit
90:10 i .v . 0 .15-0 .30 MW