Specifications

CAS No. 8050-09-7 Other Names: Gum Rosin, ...    More ...

Specifications

CAS No.

 

8050-09-7

 

Other Names:

Gum Rosin, Colophony

MF:

C19H29COOH

EINECS No.:

232-475-7

Type:

Synthetic Fibers, Synthetic Resin and Plastics, Synthetic Rubbers, Gum Rosin 

Model Number:

Gum Rosin

Purity:

100%

Appearance:

Transparent

Color:

Pale Yellow

SOFTENING POINT:

76.0

Standard:

GB8145-87

Application:

paper,coatings, inks,rubbers,soaps, electronic industrial,rosin ester

Soft Point:

60-85℃

Melting Point:

110-135℃

spontaneous ignition point:

130℃

specific gravity:

1.05-1.10

Specifications

gum rosin is important raw materials for the manufactire of Soap, Paper, Paint, Rubber, Resin, Electric and Synthetic Orgainc.
Specifications gum rosin is important raw materials for the manufactire of Soap, Paper, Paint, Rubber, Resin, Electric and Synthetic Orgainc.
  Grade X WW WG N M K
Appearance Transparent Solid
Color slightly
yellow pale
yellow yellow deep
yellow yellow
brown yellow
red
Correspond to the Standard Glass Color Piece of Rosin
Softening Point
(R&B),°C, min 76 75 74
Acid Value,
(mgKOH/g), min 166 165 164
Alcohol insoluble
Substance ,(%) , max 0.03 0.03 0.04
Unsaponifiable
matter, (%) ,max 5 5 6
Ash, (%) ,max 0.02 0.03 0.04
  2. Properties and uses:
It is a kind of natural resin, mainly composed of various kinds of resin acids, it can be dissolved easily in many organic solvents, and has special chemical activity. So it is an important raw material for the production of paper, coatings, inks, rubber, soaps, electronic industrial products, food grade ester gum, rosin ester resins etc.
3. Packing:
(1) Drum: Galvanized iron drum, 225kg net each drum.

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