Maleic rosin is product of rosin and maleic acid anhydride. Use for paper manufacture, paint, printing ink, adhesive and insulating material.
Appearance Softening point Color Acid number Unsaponifiable matter
(R&B,oC) Gardner (50%ethanol) mgkoH/g
Light yellow crystal solid ≥82 <3 ≥176 >5
Specifications.
Item No. | Appearance | Softening point (R&B oC) | Color (Gardner) | Acid No. (mgKOH/g) | Saponification value |
RM103 | Light yellow flaky solid | ≥84 | ≤10 | ≥170 | ≥190 |
RM105 | Light yellow flaky solid | ≥86 | ≤10 | ≥180 | ≥205 |
RM107 | Light yellow flaky solid | ≥90 | ≤10 | ≥190 | ≥210 |
RM115 | Light yellow flaky solid | ≥106 | ≤10 | ≥220 | ≥280 |
RM120 | Light yellow flaky solid | ≥110 | ≤10 | ≥230 | ≥290 |
RM130 | Light yellow flaky solid | ≥120 | ≤10 | ≥255 | ≥340 |