Glycerol Rosin Ester

1.good heat stability. 2.excellent polymer compatibility 3.Used in a wide variety of adhesives.

Glycerol Rosin Ester is a glycerol rosin ester that has good heat stability. Use in a wide variety of adhesives due to its stability and excellent polymer compatibility. Mainly used in EVA, SBS, SIS, and other hot melt adhesives, solvent-born SBR adhesives, solvent-born natural rubber/SBR adhesives, solvent-born natural rubber adhesives, solvent-born Acrylic adhesives.

Characteristics

Compatible with Ethylene Vinyl Acetate (EVA) polymers, Ethylene Ethyl Acrylate, Styrene-Isoprene-Styrene (SIS), Styrene- Butadiene-Styrene (SBS), SBR, natural rubber, butyl rubber, neoprene, acrylic, LMW polyethylene, amorphous polypropylene and other polymers and with phthalate and polyester plasticizers, alkyds, hydrocarbon resins and terpene resins.

 

Specifications and Applications

Item Unit	Softening Point (Ring & Ball), ºC	Color, Gardner, #	Acid Value (mg KOH/g)	Features	Applications
Test method	GB8146	GB/T 1722-1992	GB8146
GR-90	85-95	6-8	≤10	Light color, low odor, good oxidation resistance and heat stability, good adhesion, improve the initial cohesion of pressure sensitive adhesive greatly.	Complex film adhesive, decorative adhesive, label adhesive, adhesive tape, hot-melt adhesive, sanitary towel adhesive.
GR-90S	85-95	3-5	≤10	Light color, low odor, good oxidation resistance and heat stability, aging resistant, good compatibility with macromolecular materials (NR, CR, SBR, SIS, EVA, etc) good initial viscosity,	Hot-melt pressure sensitive adhesive, oil-soluble pressure sensitive adhesive, self adhesive, complex film adhesive, EVA based hot-melt adhesive, sealant, varnish, bookbinding adhesive, pipe adhesive.

Soluble in: aromatic and aliphatic hydrocarbon solvents (petroleum benzine, mineral spirit, benzene, ethyl acetate, acetone), esters, ketones and chlorinated hydrocarbons.

Insoluble in: alcohols and water.

Forms & Packaging

Flake, 25kg paper-plastics compound bags, other packaging available upon client's requirements.

Storage & Shelf life

It could be stored in cool and dry places.

Maximum shelf life is 12 months.

Specifications

GR-90   Softening Point (Ring & Ball), ºC 85-95

         Color, Gardner, #6-8

         Acid Value(mg KOH/g)≤10

GR-90S Softening Point (Ring & Ball), ºC 85-95

         Color, Gardner, #3-5

         Acid Value(mg KOH/g)≤10

Glycerol Rosin Ester