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Technical Data Sheet

 

Re-issued August 2007

 

 

EPIKURE™ Curing Agent 3140

 

 

Product Description

EPIKURE Curing Agent 3140 is a low viscosity reactive polyamide, high imidazoline, moderate molecular weight epoxy curing agent based on dimerized fatty acid and polyamines. Epoxy resin compatibility and thin film curves are very good.

 

Application Areas/Suggested Uses

  • Metal and plastic adhesives
  • Highway and bridge deck repairs
  • Potting, casting, and encapsulation
  • Synthetic flooring systems
  • Maintenance coatings
  • Tank and pipe linings

 

Benefits

  • Good chemical and corrosion resistance
  • Good water resistance
  • Good pigment and substrate wetting
  • Good adhesion

 

Sales Specification

Property

Units

Value

Test Method/Standard

Amine value

mg/g

360-390

ASTM D2896

Viscosity @ 40°C

cP

3,000-4,000

ASTM D2196

Color

Gardner

9

ASTM D1544

 

 

 

 

 

Typical Properties

Property

Units

Value

Test Method/Standard

Flash point

°C

>110

ASTM D3278

Density @ 25 °C

lbs/gal

8.1

 

Viscosity @ 25 °C

P

130

 

Appearance

 

Clear and free of foreign particles

Equivalent weight

approx

95

 

Mix ratio

 

 

 

EEW 190 epoxy

phr

50

 

 

 

 

 

 

 

Performance Properties

Table 1 / Properties of EPON Resin 828 cured with EPIKURE Curing Agent 3140

 

Composition

Method

Units

A

B

C

D

EPON™ Resin 828

 

 

100

100

100

100

EPIKURE Curing Agent 3140

 

 

45

90

45

90

 

 

 

 

 

 

 

Blend properties at 25 °C

 

 

 

 

 

 

Viscosity, Original

 

cp

11,300

9,900

11,300

9,900

Gel Time, 100 gram mass

 

hours

2.5

2

2.5

2

Peak Exotherm

 

 

 

 

 

 

100 gram mass

 

°F

92

97

92

97

100 gram mass

 

°C

33

36

33

36

 

 

 

 

 

 

 

Cured State Properties 1

 

 

 

 

 

 

Heat Deflection Temperature

D648

°C

97

72

66

64

Tensile Strength, Ultimate

D638

psi

8,500

7,300

7,400

7,500

Tensile Elongation

 

%

4.5

11.8

3.0

7.2

Tensile Modulus, Initial

 

ksi

420

320

340

290

Flexural Strength, Ultimate

D790

psi

14,000

12,000

12,500

11,000

Flexural Deflection

 

in.

0.44

>0.60

>0.60

>0.60

Flexural Modulus, Initial

 

ksi

310

340

400

340

Compression Strength, Ultimate

D695

psi

33,000

34,000

12,600

17,200

Compression Strength, Yield

 

psi

9,100

11,500

9,600

Izod Impact, notch

D256

ft-lb/inch

0.51

0.88

0.63

1.18

Hardness

D2240

Shore D

84

82

84

82

Water Absorption2

 

 

0.18

0.33

0.16

0.25

Weight Loss3

 

 

0.02

0.05

0.02

0.

Electrical Properties

 

 

 

 

 

 

Dielectric Constant4

D150

 

3.61

3.41

3.85

3.5205

Dissipation Factor4

 

 

0.021

0.018

0.011

0.015

1Determined at 25 °C on 1/8-inch thick test specimens. Systems A and B were cured for 16 hours at 25 °C followed by 2 hours at 100 °C. Systems C and D were cured for 2 weeks at room temperature.

2Percent weight gain after immersion for 24 hours.

3Percent weight loss after 24 hours at 150 °C.

4Determined at 1 megacycle and 25 °C.

 

 

Safety, Storage & Handling

Please refer to the MSDS for the most current Safety and Handling information.

 

Please refer to the Hexion web site for Shelf Life and recommended Storage information.

 

Exposure to these materials should be minimized and avoided, if feasible, through the observance of proper precautions, use of appropriate engineering controls and proper personal protective clothing and equipment, and adherence to proper handling procedures. None of these materials should be used, stored, or transported until the handling precautions and recommendations as stated in the Material Safety Data Sheet (MSDS) for these and all other products being used are understood by all persons who will work with them. Questions and requests for information on Hexion Inc. ("Hexion") products should be directed to your Hexion sales representative, or the nearest Hexion sales office. Information and MSDSs on non-Hexion products should be obtained from the respective manufacturer.

 

Packaging

Available in bulk and drum quantities.

 

 

Contact Information

For product prices, availability, or order placement, please contact customer service:

www.hexion.com/Contacts/

 

For literature and technical assistance, visit our website at: www.hexion.com

 

® and ™ Licensed trademarks of Hexion Inc.

DISCLAIMER

The information provided herein was believed by Hexion Inc. (“Hexion”) to be accurate at the time of preparation or prepared from sources believed to be reliable, but it is the responsibility of the user to investigate and understand other pertinent sources of information, to comply with all laws and procedures applicable to the safe handling and use of the product and to determine the suitability of the product for its intended use. All products supplied by Hexion are subject to Hexion’s terms and conditions of sale. HEXION MAKES NO WARRANTY, EXPRESS OR IMPLIED, CONCERNING THE PRODUCT OR THE MERCHANTABILITY OR FITNESS THEREOF FOR ANY PURPOSE OR CONCERNING THE ACCURACY OF ANY INFORMATION PROVIDED BY HEXION, except that the product shall conform to Hexion’s specifications. Nothing contained herein constitutes an offer for the sale of any product.

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