GOLOHO POLYMER (CHANGZHOU) CO.,LTD.
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Power

Company Profile

  • GOLOHO POLYMER was established in 1995 which is the leading conglomerate in China specialized in industrial adhesive R&D and production. Our main products are organic silicone adhesive, silicone resin, epoxy resin and PU.
  • It has the leading technology platform and production process after more than twenty years' of development and technology accumulation. We execute critical quality management system.
  • There are factories and technical center in Shenzhen and Changzhou, Jiangsu. It has been accepted by serious premium brand customers.
  • GOLOHO POLYMER provides global customers the overall solutions with safe, reliable, innovative high-tech products and high-end service.

Power Industry Profile

Power supply technology is a concentration of power transformation, modern electronics, automatic control  and so on which belongs to power electronic technology. It has been widely applied in industry, energy, transportation, information, aerospace, defense, education, culture, etc.
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Adhesive Profile

Power is the device that can be converted into electrical energy. Familiar power include AC/DC power, DC/DC power, communication power, model power, special power, etc.
  • AB two-component pottant
  • RTV
  • Thermal conductive silicone
  • Thermal conductive silicone grease
  • Conformal coating
  • High-temperature resistance silicone
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Adhesive Cases

Power-Supply-Industry-Solutions-4.jpg

Encapsulant

Model

Unit

4302

4302-4

4302-6

4302-5

8306

Type


Si-addition

Si-addition

Si-addition

Si-addition

PU

Color


B/W/G

B/W/G

B/W/G

B/W/G

Light-yellow

Mix ratio

By weight

1:1

1:1

1:1

1:1

5:1

Viscosity

mPa·s

4000±500

4000±500

4000±500

10000±1000

7000±1000

Specific gravity

g/cm3

1.6±0.1

1.8±0.1

2.5±0.1

2.7±0.1

1.5±0.1

Working time

min

30~60

30~60

60~90

60~90

20~40

Cure time

h

4

4

5

4

4

Hardness

JIS A

50±5

50±5

50±5

50±5

50±5

Thermal conductivity

W/m·k

0.6~0.8

1.0

1.5

2.0

0.8

Volume resistivity

Ω·cm

>1.0E+14

>1.0E+14

>0.5E+14

>0.5E+14

>1.0E+14

Flame class

UL

V-0

V-0

V-0

V-0

V-0


Adhesive

Property

Unit

2386

2391

2491

2496

3694

7191

Color


W/B/G

W/B/G

W/B/G

W/B/G

W/B/G

B

Appearance


Paste

Paste

Paste

Paste

Semi-paste

Flowable

Specific gravity

g/cm3

1.35

1.46

1.40

1.38

1.35

1.4

Tack-free time

min

5~20

5~10

5~10

9~20

5~20

15~30

Hardness

JIS A

50

42

44

45

54

30

Tensile strength

Mpa

1.2

2.0

2.0

2.3

2.0

1.2

Elongation

%

≥120

≥250

≥200

≥300

≥200

≥200

Shear strength

Mpa

1.2

1.8

1.8

2.2

1.5

1.5

Volume resistivity

Ω·cm

≥1.0E+15

≥0.5E+15

≥1.0E+15

≥0.5E+15

≥1.0E+15

≥0.5E+15

Notes

Cure condition: 25℃, RH75%; 7191 is a two-component adhesive, the entire cure time is 2h


Thermal Conductive Silicone

Property

Unit

2740

2741

2742

2743

4326

Color


White

White

White

White

Grey

Appearance


Paste

Flowable

Paste

Flowable

Semi-paste

Specific gravity

g/cm3

1.7

2.5

2.7

2.9

2.7

Tack-free time

min

3~6

2~6

2~5

5~20


Entirely cure time

h

24(2mm)

24(2mm)

24(2mm)

24(2mm)

150℃8min

Hardness

JIS A

60

65

70

93

45

Thermal conductivity

W/m·k

0.8

1.2

2.0

3.0

1.8

Volume resistivity

Ω·cm

1.0*1015

1.0*1015

1.0*1015

7.4*1014

0.5*1015

Shear strength

Mpa

>1.0

>2.0

>2.0

>1.5

4.5~4.7

Flame class

UL94

V-0

V-0

V-0

V-0

V-0

Notes

4326 is one-component addition thermal conductive adhesive which cures rapidly


Thermal Conductive Silicone Grease

Property

Unit

666

9391

9691

9695

9891

9893

Appearance


Paste

Paste

Paste

Paste

Paste

Paste

Color


White

White

Grey

Grey

Grey

Grey

Specific gravity

g/cm3

2.1

2.3

2.6

2.7

2.8

2.8

Volatile

At 120℃

<0.1%

<0.14%

<0.05%

<0.05%

<0.02%

<0.02%

Thermal resistance

At 40psi

<0.25

<0.25

<0.13

<0.09

<0.05

<0.04

Oil rate

%

<0.21

<0.20

<0.14

<0.15

<0.15

<0.12

Thermal conductivity

W/m·k

1.0

1.5

2.0

2.5

3.0

3.5

Working temperature

-50~200

-50~200

-50~200

-50~200

-50~200

-50~200


Conformal Coating

Property

Unit

L314

L316

L215

L217

L219

L153

Cure type


Moisture

Physic

UV

Physic

Oxygen

Moisture

Similar product


1-2577

1B51


1307

1301

3-1953

Viscosity

mPa·s

800

200

50

20

50

350

Cure time

min

20

12

1

6

6

10

Solid content

%

98

22

100

35

30

98

Volume resistance

Ω.cm

6 E+14

2E+14

5 E+14

2.6 E+14

2.1 E+14

3 E+15

Dielectric strength

KV/mm

21

18

28

28

26

20