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Nanjing SiSiB Silicones Co., Ltd.
Nanjing SiSiB Silicones Co., Ltd.
SiSiB® LR9531
SiSiB® LR9531

SiSiB® LR9531 is a two-component, addition-curing liquid silicone rubber designed for textile screen printing. The cured material provides excellent weatherability, transparency, dimensional stability, and strong adhesion to fabrics. It also offers outstanding flexibility and heat resistance above 250 °C, making it suitable for high-temperature textile printing processes.

SiSiB® LR9531

Features


  • Excellent weather and heat resistance (> 250°C)


  • High transparency and dimensional stability


  • Strong adhesion to textiles


  • Environmentally friendly and non-toxic


  • Easy mixing and stable curing behavior


Physical Properties


Appearance

Translucent liquid

Viscosity A, mPa·s

100,000

Viscosity B, mPa·s

2,900 (curing agent)


After curing at 25°C, 95 minutes


Hardness (Shore A)

35

Specific Gravity (g/cm3)

1.10

Tensile Strength (MPa)

5.5

Tear Strength (kN/m)

12

Shrinkage (%)

0.1

Elongation (%)

450

The above values are typical and not intended for specification purposes.

Application


  • SiSiB® LR9531 is designed for textile screen printing and coating applications, especially where durability, flexibility, and heat resistance are required. It is suitable for printing on cotton, polyester, nylon, blended fabrics, and elastic materials.


  • Typical uses include sportswear, labels, decorative coatings, and high-temperature resistant textile finishes. The cured silicone film provides excellent adhesion, soft hand feel, and long-lasting wash durability.

Packing and Storage


SiSiB® LR9531 is supplied as a two-component system.


Component A (base) is packaged in a 20 kg pail, and Component B (curing agent) is packaged in a 400 g bottle.


In the unopened original container SiSiB® LR9531 has a shelf life of 12 months in a dry and cool place.

Documents

DownloadSiSiB® LR9531 Technical Data Sheet
DownloadSiSiB® LR9531 Safety Data Sheet
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SiSiB® LR9531