EVONIK DYNACOLL® AC

Evonik's DYNACOLL® AC polyacrylates are specifically designed as main polymers inside one-component, moisture curable hot melt adhesives, often used in flat lamination applications. DYNACOLL® AC polyacrylates are bead polymers, made mainly from methyl-methacrylate and n-butyl methacrylate. The DYNACOLL® AC product portfolio offers grades with different glass transition temperatures, molecular weights and acid and hydroxyl functionalities.

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Properties

 

 

 

 

 

 

Bead Polymers

Glass
Transition Temperature
[°c]

Molecular
Weight    [g/mol]

Viscosity
Number
[cm³/g]

Acid
Number   
[mg KOH/g]

Hydroxyl
Number
[mg KOH/g]

Softening Point
[°c]

Melt Flow
Rate 190°C [g/10min]

AC 1420

44

30,000

16

6

 

120

1,000

AC 1520

48

35,000

19

8.5

 

135

500

AC 1631

57

60,000

30

9

 

150

60

AC 1620

56

35,000

19

8

 

140

300

AC 1630

60

55,000

27

8

 

150

40

AC 1632

55

65,000

32

3.5

 

145

35

AC 1750

65

140,000

54

4

 

190

9

AC 1920

85

37,000

22

6

 

160

70

AC 4830

82

60,000

30

 

 

175

8

AC 2740

70

80,000

36

 

4

170

7