products

Waterborne Epoxy Curing Agent , Amine Curing Agents For Epoxy Resin

Basic Information
Place of Origin: china
Brand Name: WeiLi Resin®
Certification: ISO9001
Model Number: WQ-040
Minimum Order Quantity: 5000KG
Price: Negotiable
Packaging Details: 200kg/drum
Delivery Time: 14 work days
Payment Terms: L/C, T/T
Supply Ability: 500t/month
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Detail Information
Appearance: Light Yellow Transparent Liquid Non-volatile Matters(%): 40±2
Viscosity (mPa.s): 5500±1000 PH Value: 8-10
Diluted By Water: Infinite Dilution Fineness (um): ≤25
Hot Storage Stability(day@50℃): >30 Density(g/cm3): 1.059±0.005

Product Description

Waterborne Epoxy Curing Agent WQ-040

 

Curing agent WQ-40 is a kind of phenol modified aliphatic amine, the product has excellent properties of water resistance, solvent resistance and chemical resistance, as well as physical properties of abrasion resistance and impact resistance, usually used in industrial ship and container two component epoxy coating resin system to produce zinc-rich primers or various metallic paints.

It is recommended to use with two component epoxy resin or two component polyurethane resin.

 

 

Typical Data:

 

Item WQ-040 Test Method

Appearance

Non-volatile matters(%)

Viscosity (mPa.s)

pH value

Diluted by water

Fineness (um)

Hot storage stability(day@50℃)

Density(g/cm3)

Active hydrogen equivalent

Light yellow transparent liquid

40±2

5500±1000

8-10

Infinite dilution

≤25

>30

1.059±0.005

320±30

Visual observation

30min@120℃

NDJ-79 rotational viscometer

pH meter

----

GB/1724-79

-----

Densimeter

 

 

Product Properties:

Low VOC

Excellent salt fog, water, media resistance

Good mechanical stability and storage stability

Construction convenience

 

Applications:

Used with waterborne epoxy emulsion, it can make waterborne epoxy floor paint, railway, haulage motor,bridge,container paint, waterborne epoxy anti-corrosive paint and home finish, metal paint.

 

WQ040(Curing Agent)+WQ503(epoxy resin) features:

Film thickness: 50-60um at 80℃ for 30 mins, salt fog resistance: over 800 hours

 

coating characteristics:

(1) The product contains no heavy metal and meets Rohs requirements;

(2) Excellent anti-rust and anti-corrosivity;

(3) Excellent water resistance and salt fog resistance;

(4) Good applicability

 

 

Primer Test Result

Item Test Result Test Method
Physical and Chemical Properties Original paint Uniform liquid Visual check
Paint film color Light grey Visual check
Hiding power, g/m2 80 GB/T 1720-1979
Original paint viscosity (T-4 cup at 25o) S 132s GB/T 1723-1993
Fineness, micron ≤30 GB/T1724-1979
Non-volatile matters, % 52 GB/T1725-2007
Surface drying time, min at 23℃ 20 GB 1728-1979
Hard drying time, h at 25℃ 5 GB 1728-1979
Baking time, min at 65℃ 30 GB/T1728-1979
Pot life, h at 25℃ 3 HG/T3668-2000-5.9
Mechanical Properties

Hardness

(pencil)

H GB/T 6739-2006
Flexibility, mm 1 GB/T 1731-1993
Impact resistance, KgNaN/50cm pass GB/T 1732-1993

Grinability

(20 times,320# sand paper

grindable GB/T1770-2008

Adhesion

(Cross-cut tape test)

1 GB/T9286-1998

Adhesion

(circle-cut tape test)

1 GB/ 1720-1979
Matching Compatibility with other coating Good
Corrosion resistance Water resistance at 23℃ 240 h , no bubbling, peeling off and rusting GB/T 1733-1993

Alkaline resistance

(at 25℃, 0.1N NaOH)

48 h GB/T9274-1998

Acid resistance

(at 25℃, 0.1N

H2SO4)

48 h, no bubbling GB/T9274-1998

Oil resistance

(at 25℃,10# Transformer oil)

48 h, no change HGT/ 9274-1998
Temperature alternating resistance (at -40℃ +60℃)
Salt fog resistance (480h) Bubbling at cross, not bigger than 2 mm at a single side GB 1771-2007

 

 

Storage:

It is suggested that the product should be stored in a cool and ventilated place, the quality guarantee period is 6 months, and the expired products can still be used after passing the inspections.

 

Note:

The specification will be adjusted with the product improvement, please contact with our company to obtain the latest product technical descriptions.

 

 

Contact Details
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