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719935

聚(D,L-乳酸)

Name: 聚(<SC>D,L</SC>-乳酸)
Brand: ALDRICH

ester terminated, M_w 18,000-28,000

别名:

RESOMER^® R 203 S, PDLLA, 乳酸聚合物

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关于此项目

线性分子式:

[C₃H₄O₂]_x[C₂H₂O₂]_y

化学文摘社编号:

202832-99-3

MDL number:

MFCD00217751

UNSPSC Code:

12162002

NACRES:

NA.23

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属性

Quality Segment

200

form

amorphous

mol wt

M_w 18,000-28,000

degradation timeframe

<6 months

viscosity

0.25-0.35 dL/g, 0.1 % (w/v) in chloroform(25 °C, Ubbelohde) (size 0c glass capillary viscometer)

transition temp

T_g 46-50 °C

storage temp.

2-8°C

SMILES string

[H]OC(C(OC(C(O[R])=O)C)=O)C

InChI

1S/C6H8O4.C4H4O4/c1-3-5(7)10-4(2)6(8)9-3;5-3-1-7-4(6)2-8-3/h3-4H,1-2H3;1-2H2

InChI key

LCSKNASZPVZHEG-UHFFFAOYSA-N

说明

General description

Ester terminated Poly(D,L-lactide) (PDLLA, RESOMER^® ) is a copolymer of L and D-lactic acid and (or L and D lactide). The structure is highly irregular and amorphous. RESOMER^® polymers are bioresorbable aliphatic polyesters comprised of a range of different ratios of lactide and glycolide monomers, PLA stereochemistries, and end-group functionalization.

Application

控释

Legal Information

Evonik产品

RESOMER is a registered trademark of Evonik Rohm GmbH

存储类别

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c