EVONIK DYNACOLL®

Evonik's DYNACOLL® 7000 product portfolio offers tailor-made raw materials for one-component, moisture curable hot melt adhesives and sealants (RHM). DYNACOLL® 7000 grades are linear, medium molecular weight co-polyesters with primary hydroxyl functionality. The product group is designed as a building block system. Most DYNACOLL® 7000 polyester-polyols are compatible with each other. However, partially incompatible but miscible systems are necessary in many applications as well.

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Form  Grade Hydroxyl
Number 1)
Acid
Number 1)
Molecular
Weight
Glass Transition
Temperature
Melting
Point
Softening
Point 
Density
at 23 °C
Flash
Point
80 °C 130 °C
[Parallel plate] [Parallel plate]
[mg KOH/g] [mg KOH/g] [g/mol] [℃] [℃] [℃] [kg/md3] [℃] [Pa•s] [Pa•s]
Amorphous 7110 50-60 8﹣12 2,000 10   55 1.08 >300   1
7111 27-34 max. 4 3,500 20   64 1.23 >300   3
7130 31-39 max. 2 3,000 30   79 1.17 >300   10
7131 31-39 max. 2 3,000 30   78 1.23 >300   10
7140 18-24 max. 2 5,500 30   87 1.21 >300   50
7150 38-46 max. 2 2,600 50   95 1.26 >300   50
 
Liquid 7210 27-34 max. 2 3,500 -15     1.29 >200 11  
7230 27-34 max. 2 3,500 -30     1.17 >200 10  
7231 27-34 max. 2 3,500 -30     1.21 >200 8  
7250 18-24 max. 2 5,500 -50     1.15 >200 5  
7255 27-34  max. 2 3,500 -60 32 40 1.11 >200 2  
 
Crystalline 7360 27-34 max. 2 3,500 -60 55 63 1.16 >300 2  
7361 10-16 max. 2 8,500 -60 57 65 1.16 >300 15  
7381 27-34 max. 2 3,500   65 73 1.16 >300 2  
7380 27-34 max. 2 3,500   70 77 1.1 >300 2  
7330 27-34 max. 2 3,500   85 90 1.17 >300   0.3
7320 27-34 max. 3 3,500 -20   92 1.23 >300   4
7340 27-34 max. 2 3,500 -40 96 102 1.19 >300   1
7390 27-34 max. 3 3,500 -30 115 118 1.29 >300   0.7
7321 27-34 max. 2 3,500 -25 123 126 1.20 >300   3
1) Hydroxyl Number and Acid Number represent delivery specifications