Hardener for PU Glue and Synthetic Rubber Adhesive

Hardener for PU Glue and Synthetic Rubber Adhesive

Introduction
Hardener HN-RFE is “Aromatic Polyisocyanate” compound. It has higher performance of cross-linking and vulcanization. It is widely used for curing of natural rubber, synthetic tuber or other adhesives, improve property of bonding strength, heat and water resistance etc.

Details

Introduction

Hardener HN-RFE is “Aromatic Polyisocyanate” compound. It has higher performance of cross-linking and vulcanization. It is widely used for curing of natural rubber, synthetic tuber or other adhesives, improve property of bonding strength, heat and water resistance etc.

 

Model: HN- RFE

Application

The hardener can increase the initial bonding strength, heat resistance, yellowing-resistance and water-proof ability of the adhesive.

 

Technical Data

Appearance: light yellow liquid

Functional Component: aromatic polyisocyanate

Solid Content: 25.5±7.5%

NCO content: 7.2 ± 1%

Storage temp: 5~40℃

 

Usage

1. Formulation ratio (by weight):

adhesive

Humidity

1kg

2kg

3kg

4kg

5kg

Hardener

Below 80%

30g

60g

90g

120g

150g

80-90%

40g

80g

120g

160g

200g

Above 90%

50g

100g

150g

200g

250g


2. Add the hardener into the adhesive, and stir it to mixing evenly.

3. Increase adding amount in rainy day or higher moisture.

4. When mixed with hardener, use it within pot life.

5. Opened containers should be closed to prevent curing or inefficiency of Hardener.

 

Packing

750g/bottle

 

Shelf Life

12 months

 

Other Types of Hardener:

Product NO.

Type

Application and Characteristics

RC

Light-yellow Transparent Liquid

Used with PU adhesive or CR adhesive, enhancing bonding performance, such as bonding strength, heat resistance, cold resistance, water resistance, etc.

RF

Brown Transparent Liquid

To be used with PU adhesive or CR adhesive, enhancing the bonding strength. 

RN

Color Transparent Liquid

To be used with PU adhesive or CR adhesive, enhancing the bonding strength and non-yellowing.

RFE

Light-yellow Transparent Liquid

Used with PU adhesive or CR adhesive, enhancing bonding strength and resisting yellowing.

812


To be used with lamination adhesive, like 801 and 116.

812A


To be used with lamination adhesive, like 801, 116 and 118.

816


To be used with water-based adhesive.

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