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659630

Sigma-Aldrich

Polylactide-block-poly(ethylene glycol)-block-polylactide

PLA average Mn 1,500, PEG average Mn 900

Synonym(s):

PLA-PEG-PLA

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About This Item

Linear Formula:
HO(CHCH3COO)x(CH2CH2O)y(COCHCH3O)zH
MDL number:
UNSPSC Code:
12162002
NACRES:
NA.23

form

solid

mol wt

PEG average Mn 900
PLA average Mn 1,500
average Mn (1,500-900-1,500)

degradation timeframe

<12 months

transition temp

Tm 278.5 °C
Tg 7-9 °C

PDI

<1.2

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Application

The PLA average Mn value of 3,000 is a combined total between the two PLA blocks.

Features and Benefits

Biodegradable polymer. Applications include drug encapsulation and drug delivery.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Articles

Interest in utilizing biodegradable polymers for biomedical applications has grown since the 1960s.

AliAliphatic polyesters, including polylactide and polyglycolide, are biodegradable polymers widely used in medical applications.

AliAliphatic polyesters, including polylactide and polyglycolide, are biodegradable polymers widely used in medical applications.

AliAliphatic polyesters, including polylactide and polyglycolide, are biodegradable polymers widely used in medical applications.

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