LH79L Liquid Optically Clear Adhesive

FEATURE
● High strength in PMMA, Polycarbonate, glass and some PET film.
● Optic transparent.
● Non yellowing after heat and UV exposure.
● Resist to thermal cycling.
● UV Cure

PHYSICAL PROPERTIES

Appearance (Uncured) clear liquid
(Cured) Transparent
Chemical base Urethane acrylates
Specific Gravity 【g/cm3】 1.00 @ at 25℃
Flash Point (TCC) ＞95℃
Viscosity at 25℃ 3300 cps
(Brookfield RVT, #4 spindle, 30 rpm) (range 3000~3400cps)
 

CURE CONDITIONS
Data test based on glass to glass bonding using
Precure 200~300mJ at UVA wavelength
Cure 3000~5000mJ at UVA wavelength
Metal halide lamp UV light source

LH76H Liguid Optically Clear Adhesive

CURED PERFORMANCE
Tensile test (N/cm2) 205(Glass)
Cure shrinkage 2.8%--3.0%
Shore hardness E36--38
Temperature range for use -45 to +130℃
Refractive Index 1.50
Transmittance (%, 0.2mm) ≧98.0% (pure resin)
≧90.0% (laminate with glass substrate)
Dielectric Constant (1MHz) 2.5—2.7
 

STORAGE
LH76H is Light sensitive product. Should be stored in dry cool and dark area. Keep away from heat and light source to obtain maximum shelf life. Do not expose on
sunlight directly. Improper storage may result in slow curing and possible thicken of
adhesive.
Shelf Life: 6 months @ ambient temperature (10~30℃)

HEALTH AND SAFETY
IRRITANT：Product is for “Industrial use” which contains acrylic oligomer, monomersand photoinitiatior. May cause sensitization dermatitis (skin rash) to allergic persons.
Avoid contact with the skin, wash immediately with plenty of water for at least 15
minutes, for eyes, get medical attention.
EIRST AID: In case of contact with the skin, wash immediately with plenty of
water for at least 15 minutes, for eyes, get medical attention.
See Safety Data Sheet for full details.