듀폰 바텍 UV  접착제

DuPontTM Vertak?

제품명

DBA2220

적용분야

Developed with higher

viscosity, for use in

automated equipment

Rework is limited

TEST METHOD

TYPICAL PROPERTY

PHYSICAL PROPERTIES

(UNCURED)

Appearance

 

Clear

Flash Point

Closed Cup

>93.3 ºC ( >200 ºF)

Brookfield Viscosity

6 RPM (Spindle# 27)* or,

20 RPM (Spindle# 31)#

1800 - 2300 cP @25C*

Color

APHA

70 maximum

Density (g/cc)

Uncured Adhesive at 25 ºC

1.018

PHYSICAL PROPERTIES

(CURED)

Modulus of Elasticity

(psi)

ASTM D638

1.7

Tensile Strength (psi)

ASTM D638

15.3

Shear Strength (psi)

ASTM D3983

8.8

Shear Modulus (psi)

ASTM D3983

0.8

Hardness

ASTM D2240

<20 Shore OO

Density (g/cc)

Cured Adhesive @ 25 ºC

1.054

Shrinkage (%)

Cured Adhesive @ 25 ºC

3.49

THERMAL PROPERTIES

(CURED)

Coefficient of Thermal

Expansion: CTE below Tg

ASTM E831

α = 532 μm / (m·ºC) at

-60 ºC to -10 ºC

Coefficient of Thermal

Expansion: CTE above Tg

ASTM E831

α = 567 μm / (m·ºC) at

0 ºC to 20 ºC

Tg (oC)

 

< -10

Cp

J/g-K -10 ºC to 100 ºC, 2 cycles

1.82

ELECTRICAL

PROPERTIES (CURED

Dielectric Constant

 

Frequency Dk

200 KHz

 

2.59

400 KHz

 

2.51

600 KHz

 

2.48

800 KHz

 

2.42

1 MHz

 

2.40

OPTICAL PROPERTIES

Refractive Index Cured

@ 589.3 nm

1.47

Refractive Index

Uncured

@ 589.3 nm

1.46

% Transmittance

(average 380-780nm)

corrected for glass reflection loss

>99.7%

% Transmittance

(550nm)

corrected for glass reflection loss

>99.0%

% Haze

corrected for glass reflection loss

<0.5%

Color

L*

99.90

a*

-0.07

b*

0.06

CURING

Lamp Irradiance / Lamp

Energy

 

UVA: 6.5 to 7.0 J/cm2

at ~3 W/cm2

Lamp Type /

Wavelength Working

Range

 

Fusion "D" bulb UV lamp

with wavelength range of

320 to 420 nm.

Room Lighting

Constraints

 

Lighting protection below

420 nm is required.

HANDLING

Storage

In original container. Protect from

light.

Between 15 ºC & 30 ºC

Shelf Life

 

6 months

Safety & Handling

@ 25 ºC in closed container.

Refer to product MSDS