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Specialty Compounds RTP Company

Total Corbion Puralact L Puralact L is a dimer of L-Lactic acid. Puralact L is a white, crystalline solid that is commonly used to prepare L-Lactide containing homopolymers or copolymers.
Categories: Polymer; Thermoplastic; Polylactic Acid (PLA) Biopolymer

Key Words: CAS L-lactide: 4511-42-6; CAS general lactide: 95-96-5
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Physical PropertiesMetricEnglishComments
Molecular Weight 144.13 g/mol144.13 g/mol
 
Thermal PropertiesMetricEnglishComments
Melting Point 90.0 - 100 °C194 - 212 °F
 
Processing PropertiesMetricEnglishComments
Moisture Content <= 0.030 %<= 0.030 %
 
Component Elements PropertiesMetricEnglishComments
Tin, Sn <= 0.00020 %<= 0.00020 %
 
Descriptive Properties
AppearanceWhite Crystalline solid
Assay>99% (w/w)
Chemical Name(3S-cis)-3,6-dimethyl-1,4-dioxane-2,5-dione
Free Acid<7meq/kg
Heavy Metals<10 ppm
Meso lactide content<0.5%
Molecular FormulaC6H8O4
Stereochemical Purity>99.5% (% L-isomer)

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PTOTAC010 / 209628

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