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Polyether and combined polyether

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Home appliance products

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Product description

DonCool101 water foaming combination

DonCool101 combined polyether polyol is suitable for thermal insulation of refrigerators, freezers, electric water heaters, etc. Its product features are:
 
1. Environmentally friendly products, ODP=0, is an ideal non-fluorinated substitute;
 
With better fluidity, the resulting foam cells are fine and uniform, have excellent dimensional stability and adhesion, good temperature resistance and high compressive strength.
 
Recommended ratio
 

Weight

DooCool101 combined polyether polyol
 
Isocyanate

100

150

Foam performance

Molding density
 
Closed cell ratio
 
Initial thermal conductivity (15 ° C)
 
Compressive strength (perpendicular to the rising direction)
 
Dimensional stability 24 hours -20 ° C
 
24 hours 100°C

GB/T 6343

 GB/T 10799

 GB/T 10295

GB/T 8813

GB/T 8811

≥50kg/m3

≥90%

     ≤25mW/m.K)

≥150kPa

≤0.5%

≤1.0%

 

DonCool102 HCFC-141b foam

DonCool102 combined polyether polyol uses HCFC-141B as a foaming agent. It is a transitional substitute for the polyurethane industry. It is suitable for the insulation of refrigerators, freezers and other products. Its product features are:
 
1. It has excellent fluidity, and the generated foam density distribution is very uniform and the thermal conductivity is low;
 
2, has excellent low temperature dimensional stability and adhesion;
 
3. Demoulding time is 6-8 minutes.
 
Recommended ratio
DooCool102 combined polyether polyol
 
Isocyanate

100

150

 

Weight

DooCool102 combined polyether polyol
 
Isocyanate

100

115±5

 

Foam performance

Molding density
 
Closed cell ratio
 
Initial thermal conductivity (15 ° C)
 
Compressive strength (perpendicular to the direction of rise)
 
Dimensional stability 24 hours -20 ° C
 
24 hours 100°C

GB/T 6343

GB/T 10799

GB/T 10295

GB/T 8813

GB/T 8811

 

≥34kg/m3

≥90%

     ≤19 mW/(m.K)

≥150kPa

≤0.5%

≤1.0%

 

DonCool103 CP/IP foaming system
 
DonCool103 combined polyether polyol uses cyclopentane as a foaming agent, which is suitable for the insulation of refrigerators, freezers and other products. Its product features are:
 
1. It has excellent fluidity, and the generated foam has a uniform density distribution and low thermal conductivity;
 
2, has excellent low temperature dimensional stability and adhesion;
 
3. Demoulding time is 4-8 minutes.
 
Recommended ratio
 

Weight

DooCool103 combined polyether polyol
 
Cyclopentane
 
Isocyanate

100

12-14

136-142

Foam performance

Apparent density
 
Closed cell ratio
 
Initial thermal conductivity (15 ° C)
 
Compressive strength (perpendicular to the direction of rise)
 
Dimensional stability 24 hours -20 ° C
 
 24 hours 100°C

GB/T 6343

GB/T 10799

GB/T 10295

GB/T 8813

GB/T 8811

 

35-37kg/m3

≥90%

  ≤22 mW/(m.K)

≥150kPa

≤0.5%

≤1.0%

 

DonCool104 CP/HFC-245fa mixed foaming system
 
DonCool104 combined with polyether polyol with HFC-245fa/cyclopentane as foaming agent, used for thermal insulation of refrigerators and refrigeration equipment. In addition to green environmental protection, this product also has the following characteristics:
 
1. Excellent fluidity and uniform foam density distribution;
 
2. The resulting foam has excellent low temperature dimensional stability and adhesion;
 
3, demoulding time 4-7min.
 
Recommended ratio

Raw material

Weight

DooCool104 combined polyether polyol
 
HFC-245fa
 
Cyclopentane
 
Isocyanate

100

5-6

10-12

145

Process and reaction characteristics (actual values vary depending on processing conditions)

Project

Manual mixing

High pressure machine

Material temperature     °C
   
Mold temperature        °C
 
Milky time            s
 
Gel time             s
  
Non-stick time         s
 
Free foaming density     kg/m3

15-20

35-40

8-15

70-90

100-120

23-25

15-20

35-40

6-12

50-70

80-100

22-24

Foam performance

Molding density
 
Closed cell ratio
 
Initial thermal conductivity (15 ° C)
 
Compressive strength (perpendicular to the direction of rise)
 
Dimensional stability 24 hours -20 ° C
 
 24 hours 100°C

GB/T 6343

GB/T 10799

GB/T 10295

GB/T 8813

GB/T 8811

 

28-35kg/m3

≥90%

≤19mW/(m.K)

≥150kPa

≤0.5%

≤1.0%

 

DonCool105 HFC-365mfc foaming system combination polyether
 
DonCool105 combined polyether polyol with HFC-365/227 as foaming agent is the final substitute for CFC-11 foaming. It is used for heat insulation of household appliances such as refrigerators, freezers and electric water heaters. It also has the following features:
 
1. Excellent fluidity and uniform foam density distribution;
 
2, the cell is fine, the thermal conductivity is lower than the conventional cyclopentane foam;
 
3. The resulting foam has excellent low temperature dimensional stability and cohesiveness;
 
4, demoulding time 5-8min.
 
Recommended ratio
 
 

Raw material

Weight

DooCool105 combined polyether polyol
 
Isocyanate

100

110-120

 

Process and reaction characteristics (actual values vary depending on processing conditions)

Project

Manual mixing

High pressure machine

Material temperature     °C
 
Mold temperature        °C
 
Milky time            s
 
Gel time             s
 
Non-stick time         s
 
Free foaming density  kg/m3

20-25

35-40

10-14

70-90

100-120

24-26

120-25

35-40

8-12

50-70

80-100

23-25

Foam performance

Molding density
 
Closed cell ratio
 
Initial thermal conductivity (15 ° C)
 
Compressive strength (perpendicular to the direction of rise)
 
Dimensional stability 24 hours -20 ° C
 
24 hours 100°C

GB/T 6343

GB/T 10799

GB/T 10295

GB/T 8813

GB/T 8811

 

≥33kg/m3

≥90%

≤22mW/(m.K)

≥140kPa

≤0.5%

≤1.0%

 

 

Corresponding parameter set not found, please add it in property template of background
暂未实现,敬请期待
暂未实现,敬请期待
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