T-Rt1886 High Viscosity Primary Coating Resin for Optical Fiber

• Molecular Principal Chain: Element Organic Polymer
• Color: Customized
• Transport Package: Standard
• Specification: Primary Coating
• Origin: China
• Model NO.: T-RT1886

Product Description

T-RT1886 is a high viscosity, high drawing speed primary coating for optical fibers.
Product Characteristics

 Faster curing speed

 Low volatile content, less condensation on cooling tubes

 Excellent process properties, higher viscosity, can be used for non-Helium drawing

 Suitable for both wet-on-wet and wet-on-dry processes

Product Specification

No.

Properties

Units

Standards

Before Curing (Liquid)

1

Viscosity,25ºC

mPa.s

8000-8600

2

Density,20ºC

g/cm^3

1.02-1.03

3

Solid Content

%

>99

4

Refractive Index,25ºC

1.47±0.005

After Curing (Solid)

5

Glass Transition Temperature (DMA)

ºC

≤-30

6

Secant Modules,2.5%

MPa

1.1-1.4

7

Elongation

%

90-180

8

Tensile Strength

MPa

0.8-1.4

9

Cure speed when RAU95%

J/cm2

≥0.30

10

Oxygen generation(80ºC , 24h)

ul/g

≤0.2

11

Weight Change

88ºC 8weeks

%

<-3.8

125ºC 8weeks

<-7.5

12

Adhesion on glass

50%  RH

N

>0.45

95%  RH

>0.35

* 75μ m film was made by curing under the nitrogen condition at UVA 0.5J/cm2  with a Fusion D lamp,unless otherwise specified. UV Dosemeter is by UV POWER PUCK II from EIT.INC.USA.

Temperature - Viscosity Cure





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