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