T-Rt2229 UV Secondary Coating Resin for Optical Fiber

• Molecular Principal Chain: Element Organic Polymer
• Color: Customized
• Transport Package: Standard
• Specification: T-RT2229 UV Secondary Coating
• Origin: China
• Model NO.: T-RT2229

Product Description

T-RT2229 is an UV curable, high modulus, high tensile strength secondary coatings for optical fibers.
Product Characteristics

 Fast curing speed, suitable for high fiber drawing speed process

 High modulus, high glass transition temperature (Tg)

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

 Combining with RT series primary coatings, inks for even better results

Product Specification

No.

Properties

Units

Standards

Before Curing (Liquid)

1

Viscosity,25ºC

mPa.s

5200-6000

2

Density,20ºC

g/cm^3

1.11-1.12

3

Solid Content

%

>99

4

Refractive Index,25ºC

1.51±0.005

After Curing (Solid)

5

Glass Transition Temperature (DMA)

ºC

≥50

6

Secant Modules,2.5%

MPa

900-1100

7

Elongation

%

12-25

8

Tensile Strength

MPa

35-45

9

Cure speed when RAU95%

J/cm2

≥0.50

10

Oxygen generation(80ºC , 24h)

ul/g

≤0.2

11

Weight Change

88ºC 8weeks

%

<-1.2

125ºC 8weeks

<-5.5

12

(15g/m2  on PE ) Coefficient of Friction

>0.20

* 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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