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Good Effect Anti-yellowing Hardener for Adhesive

F306 is a liquid cross-linking type of isocyanate hardener, can be used a range of with adhesive. It has high react speed. Excellent crosslinking effect. Good heat-resistance. Used together with footwear adhesive and primer.
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  • F306

  • YRBEST

Application

Suitable for following industries:

Footwear industry

Automobile industry

Package industry



Property*

Solvent

Ethyl acetate

Color

Yellowish brown

Solid content

27% +/- 2%

NCO content

7.2% ± 0.5%

Density / 20℃

Approx. 1.0g/CM3

Usable time

after reaction

4-6h / 23℃

Reactivity

High

* Typical property                                               Not specification

Recommendation of Usage

Industrial Adhesive

(Weight ratio)95% Polyurethane dispersion

(Weight ratio)5%   YRBEST F306

Process Flow

  • Clean and dry shoe materials

  • Roughing can be done if needed

  • Apply a very thin layer of adhesive

  • Allow 30 minutes drying and volatilization

  • Heat up to activate the surface

  • Press and bond for 12 seconds

  • Start to stabilize after one minute of bonding

Note: F306 is packed in an aluminum can, net weight is 0.75KG/can. 20 cans per carton, 25 cartons per pallet. Different package size available


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