Cyberlite U3500 pages

Cyberbond
U350

TECHNICAL DATA SHEET

Cyberlite U350 is a medium-to-low viscosity UV-curable adhesive. It is designed to bond
glass to glass and glass to metal, as it cures tack-free and optically clear. It is particularly
well-suited in lens housing and other optical applications.

Physical Properties - Monomer (Uncured)
Appearance
Viscosity
Specific Gravity
Flash Point
Shelf Life
Storage Condition
RoHS-Compliant

Specifications and Approvals

Modified Acrylate
Light Straw Liquid
300 +/- 100 cps
1.1 g/cc
> 95°C
6 months
8°C to 21°C in darkness
Yes

0
None

% Strength Retained @ Given Dosage
120%

Physical Properties - Polymer (Cured)
Setting Time*
Full Cure Time
Appearance
Tack-Free Surface?
Elongation
Shore Hardness
Optimal Wavelength

<6
seconds
24 hours
Colorless solid
Yes
45%
82
(Shore A)
420
nm
300 to

35

(Shore D)

*Polymerized @ 395nm @ 50mW/cm²

% of Full Strength Retained

Base Compound

100%
80%
60%
40%
20%
0%
0

20%

3.4
n/r
20.7
n/r
n/r

N/mm²
4.8
to
n/r
to
24.1
to
n/r
to
n/r
to

60%

80%

100%

% of Lamp Intensity

Performance of Cured Adhesive
Substrate
Metal
PETG
Glass
PMMA
PC

40%

500
n/r
3000
n/r
n/r

PSI
to
to
to
to
to

Solvent Resistance
700
n/r
3500
n/r
n/r

Solvent
Alcohol
Ester (aromatic)

Ethanol, Methanol

Example

Ketone (aromatic)

Acetone,
Benzophenone

Ethylacetate

Aliphatic hydrocarbon Petrol, Heptanes,
Hexane
(alkanes)

* n/r = not recommended for use on this substrate

Resistance
+++
–––
–––
++–

Aromatic hydrocarbons

5.0

10.0

15.0

20.0

25.0

Methylenchloride,
Chloroform,
Chlorobenzol

–––

Nitrite, muriatic
acid, sulphuric acid,
phosphoric acid

+ + + (– – – if
concentrated)

Weak aqueous base

0.0

++–

Weak aqueous acid

N/mm2

Benzyl, Toluol,
Xylol

Halogenated
hydrocarbons

Performance Range, by Substrate

sodium hydroxide
solution, caustic
potash

+ + + (– – – if
concentrated)

Metal
PETG
Glass
PMMA
PC
0

1000

2000

3000

4000

PSI

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630.761.8900.....