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Specialty POVAL TOPJMR
List of Representative Products
Properties
Applications
D Polymer
A Series
Other Denatured POVAL
Denatured PVOH
POVAL (PVOH)
Specialty PAVAL (PVOH)
Vinyl Carboxylate (VE)
Vinyl Acetate (VAM)
Specialty POVAL   Properties
Solubility
JMR’s solubility for solvents differs for each series. A table of the solubilities for representative solvents is given below.

Pure Solvent Organic Solvent/Water
(60/40)
Series Series
 Solvent L M H HH L M H HH
 Water (20ºC)
 Warm water
  (50ºC to 60ºC)
 Hot water
 Methanol
 Ethanol
 Isopropanol
 Acetone
: Complete dissolution, : Dispersion dissolution (with turbidity), : Undissolved
Thermal Characteristics
Except for the HH Series, JMR has thermal melting. The melting points, constant flow temperatures, decomposition start and decomposition end temperatures for representative products of each series are given in the following table.

Thermal Characteristics
 Name Melting Point

[ºC]*1
Constant Flow Temperature
[ºC]*2
Decomposition Start Temperature
[ºC]*3
 L Series  JMR-10L 110 115 250
 JMR-20L 120 125 250
 JMR-150L 190 210 250
 M Series  JMR-8M 145 155 270
 JMR-10M 156 160 270
 JMR-20M 160 180 270
 H Series  JMR-10H 170 190 280
 JMR-20H 180 210 280
*1 Measured using a Yanagimoto Fine Melting Point Measurement Unit.
*2 Measured at the temperature where the MFR is 10g/10 min at a load of 2.16 kgf.
*3 Read from a Thermo-Gravimetric Analysis (TGA).
*JMR products with a variety of characteristics other than the above are also available upon request.
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