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Physical & Chemical properties

Additional physico-chemical information

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Administrative data

Endpoint:
other: water sorption
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
study well documented, meets generally accepted scientific principles, acceptable for assessment

Data source

Reference
Reference Type:
publication
Title:
Comparison of water sorption by methacrylate and dimethacrylate monomers and their corresponding polymers
Author:
Kalachandra S., Kusy R.P.
Year:
1991
Bibliographic source:
Polymer 32(13): 2428 - 2434 (1991)

Materials and methods

GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
Methyl methacrylate
EC Number:
201-297-1
EC Name:
Methyl methacrylate
Cas Number:
80-62-6
Molecular formula:
C5H8O2
IUPAC Name:
methyl methacrylate
Test material form:
liquid

Results and discussion

Results:
The water sorption of Methyl methacrylate was determined by Karl-Fischer analysis. The equilibrium water uptake of MMA measured in desorption at 37 °C was 1.03 % and for Poly-MMA 2.3 % respectively.
Diffusion coefficient D: 5.1 x 10E8 cm2 x s-1

Applicant's summary and conclusion