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XINFA Phthalic Anhydride Polyester Polyol Series For Rigid Foam

XINFA Phthalic Anhydride Polyester Polyol Series For Rigid Spraying Foam and Panels

XINFA Phthalic Anhydride Polyester Polyol Series For Rigid Spraying Foam and Panels

Xinfa Phthalic Anhydride Polyester Polyol product series, including XF-3152, XF-2412, XF-2002 and XF-1752, is a widely used range of phthalic anhydride polyester polyols on the market.It is especially suitable for polyurethane rigid foam insulation systems and the production of polyurethane products. The addition of this product to the formulation can significantly enhance foam strength, improve toughness, boost foam flame retardancy, reduce thermal conductivity, and optimize the thermal insulation and energy-saving performance of the final products.It is extensively applied in the manufacturing of polyurethane materials such as spray coatings, sheets, pipes, home appliances and wood-like products.

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Model:
XF-3152; XF-2412; XF2002; XF-1752;

Product Description

Product Phy sical Indicators and Application

Product Specs	Hydroxyl Value	Acid Value	Moisture	Viscosity	Application
Product Specs	mgKOH/g	mgKOH/g	%	mPa.s(25℃)	Application
XF-3152	315±15	≤2.0	≤0.1	3000±500	Spray Coating/Home Appliances/Panel Piping/Wood Imitation, etc.
XF-2412	260±10	≤1.5	≤0.1	6000±1500	Spray/Panels/Pipe
XF-2002	195±5	≤1.0	≤0.1	10000-30000	Spray/PIR Panels
XF-1752	175±10	≤1.0	≤0.1	<5000	Spray/PIR Panels

Recommended Typical Formula for Polyurethane Spraying

Polyester Polyol XF-3152	70
Low Hydroxyl Value, High Functionality, Low Viscosity Polyether Polyol (4110)	30
Rigid Foam Silicone Oil	2
Flame Retardant TCPP	35
Catalyst PC5	2.5
Catalyst A33	3
Catalyst TMR-2	1.5
Water	2.5
245fa (Blowing Agent 245fa)	15

Physical Parameters of Hand Foaming

Handmade foaming parameters		Physical performance parameters of foam products
Material temperature (℃)	Normal temperature	Foam density: Kg/m ³		37-42
Component A:Component B	1/1	Compressive strength Kpa(∥⊥)		≥130
Creaming Time (s)	3-5	Dimensional stability %	-30℃48hr	≤1
Fiber time (s)	6-9		70℃24hr	≤2
Tack-free time (s)	10-14	Thermal conductivity W/(m · k)		≤0.024
Free foam density (Kg/m ³)	30-33	Oxygen index%		25.5-26.5

※Note: The above parameters are based on laboratory data. Actual parameters may change with the formula and process environment, and are for reference only!

Main Characteristics：

Phthalic anhydride-based polyester polyols generally provide:

Good thermal insulation performance

High compressive strength

Excellent dimensional stability

Improved flame resistance compared with some polyether polyols

Good compatibility with blowing agents

Cost-effective formulation economics

Typical properties:

Hydroxyl value: 150–400 mgKOH/g

Acid value: usually below 2 mgKOH/g

Viscosity: medium to high

Functionality: 2–4

Rigid PU/PIR Foam

Widely used in:

Continuous sandwich panels

Discontinuous panels

Refrigeration insulation

Cold storage panels

Spray foam insulation

Pipe insulation

Especially suitable for:

PIR foam systems requiring high fire resistance

Pentane-blown insulation foam

Construction Insulation

Used in:

Roof insulation boards

Wall insulation panels

Metal-faced sandwich panels

Advantages:

Better dimensional stability at elevated temperature

Good adhesion to metal facings

Spray Polyurethane Foam (SPF)

Provides:

High closed-cell content

Good adhesion

Enhanced compressive strength

Refrigeration Industry

Applied in:

Refrigerators

Freezers

Cold chain equipment

Key benefits:

Low thermal conductivity

Long-term insulation efficiency

Packaging & Storage:

220kg/drum; 1200kgs/IBC Drum

Store in cool, dry and ventilated place, period of validity is one year.

※Note: The above parameters are based on laboratory data. Actual parameters may change with the formula and process environment, and are for reference only!