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Eco-Friendly low VOC-Non Styrene varnish

Our Eco-friendly varnish is low odor and low VOC without styrene.
Recommended applications are xEV drive motors and automotive motors.

環境対応低VOCワニスの製品と用途

Characteristics

環境対応型 低VOC ワニスの特徴

■Low toxicity

・No carcinogenicity
・No germ cell mutagenicity
・No acute toxicity
・No organ or systemic toxicity

■Low VOC

・Low VOC
・Low toxicity of volatile component
・Less loss of the varnish because of low VOC
環境対応型 低VOC ワニスのVOC量

■No flash point

Our varnish is no flash point. And you can determine the oven temperature without being limited by the flash point of the varnish.

Characteristics

Products

TVB2475

TVB2476

TVB2478

Characteristic

Standard

Mono-component

Low viscosity

15% increase in adhesive strength at high temperature(Comparison with conventional styrene type)

Main component

Epoxy ester

Solvent

Acryl monomer

Heat-resistance

Equivalent for H type

VOC 10g

Φ60 mm

[g/L]

6.7

5.1

17.6

[wt%]

0.51

0.45

1.56

Color

Light yellow

Specific gravity (25℃)

1.14

1.13

1.13

Viscosity (25℃)[dPa・s]

13.8

13.8

4.6

Gelation time [min]

3.5(120℃)

2.7 (140℃)

3.0(140℃)

Drying time [min]

20(120℃)

30 (140℃)

30(140℃)

Film adhesion

Center [mm]

0.010

0.015

Bottom [%]

130

120

Volume resistivity [MΩ・m]

1.0×108

2.8×108

1.9×108

B.D.V. [kV/mm]

25.1

24.1

24.1

Dielectric constant (100℃)

3.8

3.5

3.7

Dissipation factor (100℃) [%]

2.7

2.7

2.2

Bonding strength [N]

1.3PEW stracker method

160℃

274

270

262

180℃

235

230

251

Stability

Without hardener [Months] (25℃)

≧ 6

With hardener [days] (40℃)

17

≧30

≧30

Hardener

TEC9637N 1%

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