MASTER BOND ELECTRICALLY CONDUCTIVE PRODUCT SELECTOR GUIDE

Selected Adhesives, Sealants & Coatings Specially Formulated for Electronic Applications

Partial Listing Only –— Other Grades Available

Two Component Epoxies —


Master Bond Grade


Mix Ratio
by weight

Mixed Viscosity
RT, cps


Set-Up Time
Minutes, RT


Cure Schedule
Temp/Time, °F


Service Temp Range, °F



Filler

Volume Resistivity
ohm-cm



Applications

EP21TDCN

100/100

paste

45-60

24-48 hrs @ RT
2 hrs @ 200°F

-100 to +275°F

nickel

5-10

Excellent general purpose nickel filled adhesive/sealant.  High shear & peel strength.  Convenient handling.

EP21TDCNFL

100/100

paste

60-75

24-48 hrs @ RT
2-3 hrs @ 200°F

4°K to +250°F

nickel

5-10

High flexibility version of EP21TDCN.  High peel strength.  Good shock & vibration resistance. Cryogenically servicable.

EP21TDCS

100/100

paste

30-40

24-36 hrs @ RT
1-2 hrs @ 200°F

4°K to +275°F

silver

<10-3

High performance adhesive/sealant.  Convenient handling, excellent physical strength properties.  High peel and shear strength.  Widely used in microelectronics.

EP21TDCSFL

100/100

paste

45-60

24-48 hrs @ RT
2-3 hrs @ 200°F

4°K to +250°F

silver

<10-3

Unique formulation, high flexibility version of EP21TDCS, exceptionally high elongation.  Very high peel strength.  Cryogenic serviceability.  Easily repairable.

EP21TDCS MED

100/100

smooth paste

25-30

24 hrs @ RT
1-2 hr @ 200°F

4°K to +250°F

silver

<10-3

Class VI approved medical grade formulation.  Excellent physical properties.  Widely used in medical electronics.

EP30C

100/5

paste

20-30

24 hrs @ RT
1-2 hrs @ 200°F

-60 to +300°F

nickel

5-10

Special nickel filled system featuring excellent shear strength and superior chemical resistance.

EP51N

100/100

paste

5-10

8-12 hrs @ RT
30-45 min @ 200°F

-60 to +250°F

nickel

5-10

Fast setting nickel filled adhesive/sealant.  Adheres well to a wide variety of substrates.  Good durability.

EP75-1

100/15

paste

60

24-48 hrs @ RT
1-2 hrs @ 200°F

-60 to +250°F

graphite

50-100

General purpose graphite filled system.  Cost effective adhesive/sealant and coating for EMI / RFI type applications. Utilized when non-metallic filler is required.

EP76M

100/100

paste

45-60

24-48 hrs @ RT
2 hrs @ 200°F

-60 to +250°F

nickel

5-10

Easy to use, 1:1 system.  Excellent adhesive/sealant.  Superior physical and mechanical strength properties.

EP76MHT

100/100

paste

45-60

24-48 hrs @ RT
2 hrs @ 200°F

-60 to +400°F

nickel

5-10

High temperature resistant version of EP76M.  Serviceable to 400°F.  Convenient processing.

EP76M-F

100/100

paste

4-6

6-10 hrs @ RT
20-30 min @ 200°F

-60 to +250°F

nickel

5-10

Slightly faster setting version of EP51N.  Convenient 1 to 1 mix ratio.  Well suited for manufacturing.

EP77M-1

100/8

paste

20-30

24 hrs @ RT
1-2 hrs @ 200°F

-60 to +250°F

silver

<10-3

Silver filled adhesive/sealant for mil spec applications.  High shear strength.  Enhanced chemical resistance.

EP77M-F

100/100

paste

5-10

4-6 hrs @ RT

-60 to +250°F

silver

<10-3

Fast setting, silver filled system.  Convenient handling.  Particularly useful in manufacturing, circuit board repair and other applications where rapid tack is required .

EP78

100/100

paste

30-45

24-48 hrs @ RT
2 hrs @ 200°F

-60 to +250°F

silver coated microspheres

<0.5

Cost effective, low resistance adhesive/sealant system.  Bonds well to a large number of substrates.

EP79

100/100

paste

45-60

24-48 hrs @ RT
2 hrs @ 200°F

4°K to +275°F

silver coated nickel

<0.04

Low resistance, cost effective alternative to silver filled systems.  Excellent physical properties.

EP80

100/100

paste

45-60

24-48 hrs @ RT
2 hrs @ 200°F

4°K to +275°F

silver coated copper

<0.02

A second cost effective alternative to silver.  Slightly lower resistance than EP79.


One Component Epoxies —

Master Bond Grade

Viscosity
RT, cps


Shelf Life

Cure Schedule
Temp/Time, °F


Filler

Service Temp Range, °F

Vol. Resistivity
ohm-cm


Applications

Supreme 10HTN

paste

3 months

1 hr @ 250°F
45 min @ 300°F

nickel

-100 to +400°F

5-10

Superior adhesive/sealant.  Good physical strength properties.  Excellent for thermal cycling.  High temperature serviceability

Supreme 10HTS

paste

3 months

1 hr @ 250°F
45 min @ 300°F

silver

4°K to +400°F

<10-3

High performance adhesive/sealant.  NASA approved for low outgassing.  Excellent shear & peel strength. Cryogenically serviceable.  Widely used in microelectronics.  Can withstand up to 400°F.  Screen printable

Supreme 10HTFN

paste

3 months in
cans refrigerated

5-10 min @ 300°F
2 min @ 400°F

nickel

-100 to +400°F

5-10

“Snap curing” version of Supreme 10HTN.  Cost effective.  For high volume manufacturing or production.  Requires refrigeration.

Supreme 10HTFS

paste

3 months in
syringes & jars
(refrigeration required)

5-10 min @ 300°F
2 min @ 400°F

silver

4°K to +400°F

<10-3

“Snap curing” version of Supreme 10HTS.  Widely used in manufacturing, surface mount applications & repair situations. Cryogenically serviceable.  Excellent physical strength properties.  Requires refrigeration.

FL901S

film

6 months
refrigerated

1 hr @  250°F
30-40 min @ 300°F

silver

-100 to +400°F

<0.0002

High performance film adhesive/sealant.  Exceptionally convenient handling.  Low resistance.  Standard size is 2” x 6” x 3 mils thick.  Other sizes and die cuts available.

Miscellaneous —

Master Bond
Grade

Type of
System


Cure Type


Shelf Life

Cure Schedule
Temp/Time, °F

Viscosity
RT, cps

Service Temp Range, °F


Filler

Surface Resistivity (ohm²)


Applications

AC82

acrylic

solvent evaporation

3 months

2-4 hrs @ RT

flowable

-60 to +300°F

nickel

1-3

Reliable EMI / RFI shielding for metals, plastics and ceramics.  Shielding effectiveness >60 dB.

AC83

acrylic

solvent evaporation

3 months

2-4 hrs @ RT

paste

-60 to +300°F

graphite

10-25

Low cost EMI / RFI shielding for metals, plastics and ceramics.  Shielding effectiveness >40 dB.

AC84

acrylic

solvent evaporation

3 months

2-4 hrs @ RT

thixotropic

-60 to +300°F

copper

0.05-0.08

Highly effective EMI / RFI shielding for use in controlled atmospheres.  Shielding effectiveness >70 dB.

AC85

acrylic

solvent evaporation

3 months

2-4 hrs @ RT

paste

-60 to +300°F

silver

<0.01-0.03

Maximum EMI / RFI shielding effectiveness for metals, plastics and ceramics.  Shielding effectiveness >75 dB.

X5G

rubber

solvent evaporation

3 months

2-4 hrs @ RT

flowable

-80 to +250°F

graphite

10-25

Low cost adhesive, sealant and coating.  Good bond strength and chemical resistance.  Cures flexible.  Shielding effectiveness >40dB.

X5N

rubber

solvent evaporation

3 months

2-4 hrs @ RT

flowable

-80 to +250°F

nickel

0.08-2

Versatile high performance adhesive/sealant .  High strength bonds to most substrates.  Flexible coating system with shielding effectiveness of >60dB.

X5SC

rubber

solvent evaporation

3 months

2-4 hrs @ RT

paste

-80 to +250°F

silver

<0.01-0.03

Highest performance rubber based adhesive/sealant.  Excellent peel strength and durability.  Cures as a flexible coating with shielding effectiveness of >75dB.

LTX117G

latex

water
evaporation

6 months

4-6 hrs @ RT

paste

-60 to +250°F

graphite

15-25

Low cost water-based adhesive, sealant and coating.  Shielding effectiveness as a coating is >40dB.

LTX117N

latex

water
evaporation

6 months

4-6 hrs @ RT

flowable

-60 to +250°F

nickel

2-4

High strength water-based adhesive, sealant & coating with shielding effectiveness >60dB.

Master Bond Inc.

Adhesives, Sealants & Coatings • 154 Hobart Street • Hackensack, N.J.  07601 • Tel: 201-343-8983 • Fax: 201-343-2132

Notice:  Master Bond believes the information on the data sheets is reliable and accurate as is technical advice provided by the company.  Master Bond makes no warranties (expressed or implied) regarding the accuracy of the information and assumes no liability regarding the handling and usage of this product.                                                                                                                                                     D239