Tonsan® 1533 White

Identification

Chemical Family

Silicones

GBU

EA

RTU Product Type

Encapsulant,

2K (2 component) Adhesive

Categories

Markets → Industrial → Applications → Renewable Energy → Energy Storage Systems

Markets → Industrial → Applications → Renewable Energy → Solar Energy

Markets → Industrial → Applications → Renewable Energy → Wind Energy

Technologies → Adhesives & Sealants → Product Families → Bonding Technology → 2K Liquid Reactive Adhesives

Application Information

Cure Method

Moisture Cure,

Air Dry

Applications

Application Area

Turbines,

Edge Gluing,

PV Modules,

Frame Sealing,

Blades,

Ingot Bonding,

Lithium-Ion Battery,

Energy Storage,

Module Installation,

Rail Bonding

Applications & Uses

Application Instructions

• Part A should be blended thoroughly before mix with Part B in order to make filling material distribute evenly.
• Mix evenly according to the ratio.
• Pot the mixed material.
• Recommended using automatic dispensing equipment to applying the potting compound.

Curing Profile

Recommended cure: 21 - 25°C, 45 - 55%RH for 7 days

Features

Ready-to-Use Product Features

Excellent Dielectric Properties,

Excellent Substrate Adhesion,

Flame Retardant,

Good Fluidity,

Good Gap Filling Capabilities,

Good Thermal Conductivity,

Good Weather Fastness,

Fast Cure,

Excellent Electrical Performance

Packaging & Availability

Country Availability

China (Mainland)

Regional Availability

• Asia Pacific
• Europe
• North America
• India/MiddleEast/Africa (IMEA)

Physical Properties

Color (Properties)

White

Physical Form

Liquid

Appearance

White viscous liquid

Properties

Flash Point:

93 °C

Strain at Break:

100 %

Tensile Strength:

1 MPa

Viscosity:

1000~3000 cps

Thermal Properties

	Value	Units	Test Method / Conditions
Nominal Service Temperature	- 50 to 200	°C	-
Thermal Conductivity	0.3	W/mK	DIN EN 821

Cured Mechanical Properties

	Value	Units	Test Method / Conditions
Elongation at Break	100	%	GB/T 528
Hardness	45	Shore A	GB/T 531
Tensile Strength	1	MPa	GB/T 528

Damp Heat Aging Test Properties

	Value	Units	Test Method / Conditions
Volume Resistivity (at 85°C, 85% RH, 1000h)	1.0 x 10¹⁵	Ω-cm	GB/T 1692

Electrical Properties

	Value	Units	Test Method / Conditions
Dielectric Strength	20	kV/mm	GB/T 1695
Volume Resistivity	1.0 x 10¹⁵	Ω-cm	GB/T 1692

Technical Data

	Value	Units	Test Method / Conditions
Density (mixed)	1.26	g/cm³	GB/T 13354
Mix Ratio (by volume)	4:1	-	-
Mix Ratio (by weight)	5.5:1	-	-
Viscosity	1000 - 3000	cPs	-
Work Life	min. 8	m	-

Rheological Properties

	Value	Units	Test Method / Conditions
Viscosity (activator)	50	mPa.s	GB/T 2794
Viscosity (mixed)	2000	mPa.s	GB/T 2794
Viscosity (resin)	4000	mPa.s	GB/T 2794

Typical Properties

	Value	Units	Test Method / Conditions
Curing Temperature (at 45 - 55% RH, 7 days)	21 - 25	°C	-

Cured Properties

	Value	Units	Test Method / Conditions
Flash Point	min. 93	°C	GB/T 5208
Gel Time	60	minutes	-
Work Life (viscosity higher than 30000 mPa·s)	8	m	-

Appearance

White viscous liquid

Storage & Handling

Storage Condition

Product shall be ideally stored in a cool, dry area in unopened containers at room temperature. Keep away from children.

Shelf Life

6 months