+ Hardener Additive for PU Adhesives
+ Hardener for Solvent Based PU Adhesive
+ Hardener for Shoe Adhesive
+ Shoe Adhesive Hardener
+ Hardener for water based PU Adhesive
+ Hardener for Solvent Based PU Adhesive
Application | |||
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APU-70-25I is a non-yellowing type of Polyisocyanate and similar to Bayer Desmodur RN. It shows excellent bonding properties on PU adhesives. APU-70-25I has widely used as a crosslinker when high temperature stability is required. The crosslinker is added just before application of the adhesive and stirred completely about minimum 2-3 minutes. The pot life of the formulation should be used within 2-4 hours |
Characteristics | |||
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1. Great hydrolysis resistance. 2. Excellent yellowing resistance. 3. Great heat resistance. 4. Strong crystallization tendency. |
Typical Properties | |
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Appearance | Colorless or slightly yellowish clear liquid |
Viscosity | Below 100 cps/25℃ |
Solid Content | 30 ± 1 % |
Solvent | Ethyl acetate |
NCO Content | 5 - 6 % |
Notice: These values are based on the test of our present laboratory test specimens. |
Caution | |||
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APU-70-25I is sensitive to moisture and should be stored in its sealed original containers tightly. This product should be prevented from direct sunlight. Keep away from ignition and heat sources. |
Storage | |||
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APU-70-25I should be stored in a cool (5-40℃) well ventilated and dry place, for periods that should not exceed 6 months. |
Package | |||
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1kg/Aluminum can (15 cans in a carton). |
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