Professional China Low Hardness Polyurethane System - Doncool 102 HCFC-141B base blend polyols – INOV

Doncool 102 HCFC-141B base blend polyols

INTRODUCTION

DonCool 102 is blend polyols, uses the HCFC-141B as blowing agent, which is the substitution of CFC-11 in polyurethane industry, it applies to refrigerators, icebox and other thermal insulation products, the characteristics are as follows, 

1. Excellent flow ability, foam density distributes uniformity, low thermal conductivity

2. Excellent low temperature dimension stability and cohesiveness

3. Demould time 6~8 minutes

PHYSICAL PROPERTY

Appearance               

Pale yellow transparent liquid

Hydroxyl value            mgKOH/g

300-360

Dynamic viscosity(25℃)   mPa.S

250-500

Specific gravity   (20℃)     g/ml

1.10-1.15

Storage temperature           ℃

10-25

Pot life                        Month

6

RECOMMENDED RATIO

 

pbw

Doncool 102

100

POL: ISO

1.0:1.1

TECHNOLOGY AND REACTIVITY (the actual value varied as per process conditions)

 

Manual mixing

High pressure machine

Material Temperature      ℃

20-25

20-25

Mould Temperature        ℃

35-40

35-40

Cream time                 s

12±2

10±2

Gel time                 s

70-90

50-70

Tack free time             s

100-120

80-100

Free density            kg/m3

24-26

24-26

FOAM PERFORMANCES

Mold density GB/T 6343 ≥35kg/m3
Closed-cell rate GB/T 10799

≥92%

Thermal conductivity     (15℃) GB/T 3399 ≤19 mW/(m.K)
Compression strength GB/T8813 ≥150kPa
Dimensional stability 24h  -20℃ GB/T8811

 ≤0.5%

                 24h  100℃

≤1.0%

The data provided above are typical value, which are tested by our company. For our company's products, the data included in the law do not have any constraints.