SYNRESIN MRGly
Malic resin, glycerol esterified
Principal properties
Compatibility with drying oils, nitro cellulose, drying and non drying alkyds. Very high gloss. Excellent build in nitro cellulose lacquers.
Applications
Pale coloured varnishes for interior use, silver varnishes. Nitro cellulose lacquers for furniture.
Composition
| Maleic anhydride rosin adduct, esterified with glycerol. |
Physical constants
| Acid value | 30 max |
| Melting point(cap. tube) | 120C |
| Viscosity (20C) 50% in toluene in FC4 | 35-50s |
Solubility
| M.T.O. | limited |
| Xylene | complete |
| Turpentine | complete |
| n-Butyl acetate | complete |
| Methyl ethyl ketone | complete |
| n-Butanol | limited |
Compatibility
| Long oil alkyd | complete |
| Short oil alkyd | complete |
| Linseed oil 30 P | complete |
| Nitrocellulose 1/2 sec | complete |
Cooking procedure
| With linseed stand oil 1/4 - 1/2 h at 180 - 200 |
| With raw wood oil at 280C |
SYNRESIN MRGly can also be used as a cold cut.
STARTING POINTS
Nitro cellulose lacquer for furniture
Kg. |
|
| Nitro cellulose 1/2 sec. dr.w | 7.94 |
| Wetting alcohol | 4.32 |
| Isopropyl alcohol | 15.11 |
| Methyl ethyl ketone | 2.93 |
| Xylene | 27.13 |
| SYNRESIN MRGly | 15.95 |
| Di butyl phthalate | 3.70 |
| Thinner | 22.92 |
| 100.00 | |
| 1) For composition of thinner | |
| Methyl ethyl ketone | 15.00 |
| Methyl isobutyl ketone | 15.00 |
| n-Butanol | 10.00 |
| Ethyl glycol | 10.00 |
| Toluene | 30.00 |
| Xylene | 20.00 |
| 100.00 | |
| Dissolve SYNRESIN MRGly in the solvents, add nitro cellulose and plasticiser. | |
| Specific gravity d20/4 | 0.93 |
| Viscosity, Ford cup 4(20C), sec | 100 |
| Spraying thinner | |
| isopropyl alcohol /methyl ethyl ketone/xylene | 5:1:9 |
Very high gloss, very good build.
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