GUM ROSIN

Introduction 

Gum Rosin (X-Grade and WW-Grade), which is a natural and renewable source, is a transparent and yellow solid, obtained from distillation of Oleo Pine Resin (Pinus caribaea, Pinus merkusii, Pinus latteri, Pinus elliottii,  Pinus kesiya, Pinus massoniana).

Other names: Colophan | Colophony | ガムロジン | 로진 | 脂松香 |.

Applications

It can be used in the production of paper sizing, hot-melt adhesive, solvent-based adhesive, glue, rubber, soap, electronic soldering, ink, paint, synthetic resin and for further organic synthesis.

Technical Specifications

Product Code

Rosin-TVN

Rosin-TVJ

Rosin-TVA

Rosin-TVB

Rosin-TVK

Rosin-TVM

Type

Pinus caribaea

Pinus merkusii

Pinus latteri

Pinus elliottii

Pinus kesiya

Pinus massoniana

Grade

X

WW

X

WW

X

WW

X

WW

X

WW

X

WW

Appearance

Transparent

Transparent

Transparent

Transparent

Transparent

Transparent

Color (Gardner, 50% in toluene), max

6

7

7

8

7

8

7

8

7

8

7

8

Softening Point (R.&.B, °C), min

77

80

78

77

76

75

Acid Value

(mg KOH/g)

156 - 170

180 - 195

175 - 190

160 - 175

165 - 180

160 - 175

Saponification Value (mg KOH/g)

156 - 195

180 - 220

175 - 215

160 - 195

165 - 200

160 - 195

Insoluble Matter in Alcohol (%), max

0.01

0.03

0.01

0.03

0.01

0.03

0.01

0.03

0.01

0.03

0.01

0.03

Ash Content (%), max

0.01

0.03

0.01

0.03

0.01

0.03

0.01

0.03

0.01

0.03

0.01

0.03

 Packing and Storage

25 kgs Net in paper bag with plastic inner liner; 225-250 kgs Net in galvanized iron drum.
Dry and cool storage; in well-closed container, avoid oxidants environment, strong light or heat.