Danpol
Copolyesters for adhesives
Our product range includes versions for adhesive coatings and thermoplastic adhesive equipment.
In the following overview you will find an extensive range with different melting ranges, delivered as granules, blocks and solutions.
The order is based on the softening range (R&B) from low to high.
Product name
Description
Data sheet
Safety data sheet
Applications
Coatings with food contact, Sterilizable coatings, Deep-drawable coil, strip and metal coatings, Can coatings
Polymer
Copolyester
Processing
In solvent or extrusion
Solid content
100 %
Density
1,20 g/cm³
Other properties
Very good adhesion to metals
Form of delivery
Granule
Appearance
Transparent, whitish
Softening range
128 °C (R&B)
Solubility
various solvents
Glass transition temperature
~35 °C
Approvals
food packaging
Hydroxyl value
<9 mg KOH/g
Acid value
<3 mg KOH/g
Applications
Heat-activated adhesives, heat-seal varnishes, primers, adhesion promoters
Polymer
Copolyester
Processing
In solvent or extrusion
Functionality
excellent green tack and long open time
Solid content
100 %
Density
1,20 g/cm³
Other properties
very good adhesion to metals, as well as to the different textile and plastic materials
Form of delivery
Granules
Appearance
transparent, milky
Softening range
130 °C (R&B)
Solubility
various solvents, e.g. ethyl acetat, MEK, acetone
Glass transition temperature
33°C
Approvals
Food contact applications; more information upon request
Hydroxyl value
< 6 mg KOH/g
Acid value
< 2 mg KOH/g
Applications
Hotmelt adhesives, Hot melt coatings, primers, solvent adhesives
Polymer
Polyester
Chemical structure
1047H
Hardness
D78
Solid content
100 %
Density
1,22 g/cm³
Other properties
Solvent viscosity: > 400 mPa.s (at 23°C solved 30% in ethylacetat)
Form of delivery
blocks
Melting range
150 °C (Kofler)
Softening range
140 °C (R&B)
Solubility
Ethyl acetate, acetone, cyclohexanone, chloroform, MEK, toluene, trichloroethane, trichloroethylene
Crystallization rate
Amorphous
Glass transition temperature
+35 °C
Elongation at break
>2000 %
Tensile strength
25-30 N/mm²
Melt viscosity
~9 Pa.s (at 232°C)
Approvals
food packaging
Hydroxyl value
4-6 mg KOH/g
Acid value
< 3 mg KOH/g
Boiling point
200°C
Applications
Coil coating coatings, laminating adhesives, film lamination, plastic coatings, primers, solvent-based adhesives
Polymer
Polyester
Viscosity
1.500 - 2.000 mPa.s (25°C)
Solid content
36-38 %
Density
1,03 g/cm³
Other properties
open time 15-25 Sek.
Form of delivery
Solution, 200kg drum
Appearance
Transparent to slightly yellowish solution
Melting range
85-90 °C (Film sample, Kofler)
Solubility
Soluble and dilutable in ketones, esters and halogenated hydrocarbons
Crystallization rate
Amorphous
Approvals
food packaging
Hydroxyl value
2 mg KOH/g
Acid value
2 mg KOH/g
Applications
Hotmelt adhesives, hotmelt coatings, primers, solvent-based adhesives
Polymer
Copolyester
Hardness
D20
Density
1,2 g/cm³
Other properties
open time 13-15 Sek.
Form of delivery
Granules
Melting range
67-77 °C (DSC, DIN 53.765)
Softening range
99°C (R&B)
Solubility
various solvents
Crystallization rate
Low
Glass transition temperature
-20 °C
Elongation at break
800%
Melt flow index
~90 g/10min (160°C)
Melt viscosity
~115 Pa.s (160°C)
Approvals
food packaging
Hydroxyl value
3-4 mg KOH/g
Acid value
< 3 mg KOH/g
Applications
Hotmelt adhesives, hotmelt coatings, primers, solvent-based adhesives
Polymer
Copolyester
Hardness
D26
Density
1,2 g/cm³
Other properties
open time 10-13 Sek.
Form of delivery
Granules
Melting range
85-95 °C (DSC, DIN 53.765)
Softening range
92°C (R&B)
Solubility
various solvents
Crystallization rate
Low
Glass transition temperature
-12 °C
Elongation at break
700%
Melt flow index
~80 g/10min (160°C)
Melt viscosity
~125 Pa.s (160°C)
Approvals
food packaging
Hydroxyl value
3-4 mg KOH/g
Acid value
< 3 mg KOH/g
Applications
Textile composites
Polymer
Copolyester
Form of delivery
Granules
Melting range
100 – 110 °C
Glass transition temperature
7,8 °C
Elongation at break
540 %
Tensile strength
200 kg/cm²
Melt viscosity
220.000 mPa.s (at 160 °C)
Applications
Textile composites
Polymer
Copolyester
Form of delivery
Granules
Melting range
110 – 120 °C
Glass transition temperature
16 °C
Elongation at break
530 %
Tensile strength
275 kg/cm²
Melt viscosity
650.000 mPa.s (at 160 °C)
Applications
Hotmelt adhesives, hotmelt coatings, primers, solvent-based adhesives
Polymer
Copolyester
Hardness
D31
Density
1,2 g/cm³
Other properties
open time 10-13 Sek.
Form of delivery
Granules
Melting range
~145 °C (DSC, DIN 53.765)
Softening range
160 °C (R&B)
Crystallization rate
High
Glass transition temperature
-30 °C
Elongation at break
500 %
Melt flow index
200 g/10min (160°C)
Melt viscosity
~9 Pa.s (232°C)
Approvals
food packaging
Hydroxyl value
3-5 mg KOH/g
Acid value
< 3 mg KOH/g
Applications
Hotmelt adhesives, Hot melt coatings, primers, solvent adhesives, powder adhesives
Polymer
Copolyester
Hardness
D55
Density
1,24 g/cm³
Other properties
open time 8-11 Sek.
Form of delivery
Granulat
Melting range
~160 °C (DSC, DIN 53.765)
Softening range
172°C (R&B)
Crystallization rate
high
Glass transition temperature
-30 °C
Elongation at break
90 %
Melt flow index
200 g/10min (180°C)
Melt viscosity
30-40 Pa.s (232°C)
Approvals
food packaging
Hydroxyl value
3-5 mg KOH/g
Acid value
< 3 mg KOH/g
Applications
Air, oil and fuel automotive filters, especially in the area of diesel fuels and bio-based fuels
Polymer
Copolyester
Density
1,25 g/cm³
Other properties
open time < 9 Sek.
Form of delivery
Granules
Melting range
145 °C (DSC)
Softening range
150 °C (R&B)
Crystallization rate
high
Melt flow index
~90 g/10min (180 °C)
Melt viscosity
~55 Pa.s (at 232 °C)
Hydroxyl value
3- 5 mg KOH/g
Acid value
< 3 mg KOH/g