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LS - Product listing

LS-6140 » Optical Thermoset

PROPERTIES
Typical PropertiesResultMetric Conv.
Uncured:
AppearanceColorless and Transparent-
Viscosity, Part A3,700 cP3,700 mPas
Viscosity, Part B2,550 cP2,550 mPas
Work Time3 hours-
Tack-Free Time6 hours-
Cured: 15 minutes at 150°C (302°F)
Specific Gravity1.02-
Durometer, Type A50-
Tensile Strength850 psi5.9 MPa
Elongation90%-
Lap Shear Strength (primed w/ LS1-3200)200 psi1.4 MPa
Coefficient of Linear Thermal Expansion, above Tg (-80 to 250°C)400 ppm/°C-
Refractive Index, 589 nm1.4-
TGA Takeoff (1% weight loss)353°C-
Dielectric Strength520 volts/mil20.5 kV/mm
Volume Resistivity1 x 1015 ohm cm-
Thermo-optic Coefficient-3.36 x 10-4/°C-
Ionic content, Cl<5ppm-
Ionic content, K<2ppm-
Ionic content, Na<4ppm-
Refractive Index vs. WavelengthSee Profile PDF-
Optical Absorption vs. WavelengthSee Profile PDF-

LS-6941 » Optical Thermoset

PROPERTIES
Typical PropertiesResultMetric Conv.
Uncured:
AppearanceTransparent-
Viscosity5,800 cP Part A / 90 cP Part B5,800 mPas Part A / 90 mPas Part B
Viscosity (Parts A and B mixed)5,300 cP5,300 mPas
Work Time5 hours-
Tack-Free Time15 hours-
UV/Visible Spectrophotometry at 400 nm 1 cm path length98% Transmittance-
Cured : Cured 15 min at 150°C (302°F)
Specific Gravity1.03-
Durometer, Type A50-
Tensile Strength1,300 psi9.0 MPa
Elongation95%-
Tear Strength20 ppi3.5 kN/m
Refractive Index, 589 nm1.41-
Dielectric Strength500 volts/mil19.7 kV/mm
Volume Resistivity1 x 1015-
Thermooptic Coefficient-3.5 x10-4/°C-
Refractive Index vs. WavelengthSee Profile PDF-
Optical Absorption vs. WavelengthSee Profile PDF-

LS-6943 » Optical Thermoset

PROPERTIES
Typical PropertiesResultMetric Conv.
Uncured:
AppearanceTransparent-
Viscosity5,400 cP5,400 mPas
Cured : 60 min at 100°C (212°F)
Specific Gravity1.03-
Durometer, Type A40-
Tensile Strength900 psi6.2 MPa
Elongation120%-
Refractive Index, 589 nm1.43-
Thermooptic Coefficient-3.9 x 10-4/°C-
Refractive Index vs. WavelengthSee Proflie PDF-
Optical Absorption vs. WavelengthSee Proflie PDF-

LS-6946 » Optical Thermoset

PROPERTIES
Typical PropertiesResultMetric Conv.
Uncured:
AppearanceTranslucent-
Viscosity, Part A40,000 cP40,000 mPas
Viscosity, Part B35,000 cP35,000 mPas
Work Time2 hours minimum-
Cured : 30 min at 150°C (302°F)
Specific Gravity1.14-
Durometer, Type A30-
Tensile Strength675 psi4.7 MPa
Elongation275 %-
Tear Strength40 ppi7.1 kN/m
Lap Shear (primed w/ LS1-3200)510 psi3.5 MPa
Coefficient of Linear Thermal Expansion,
above Tg (-80 to 250°C)360 ppm/°C-
TGA Takeoff (1% weight loss)715°F365°C
Extractable IonicsBelow MIL-STD-883E-
Young's Modulus425 psi2.9 MPa
Dielectric Strength510 volts/mil20.1 kV/mm
Refractive Index, 589 nm1.46-
Refractive Index vs. Temperature, 589 nm-3.3 x 10-4/°C-
Refractive Index vs. WavelengthSee Profile PDF-
Optical Absorption vs. WavelengthSee Profile PDF-
Operating Temperature Range-85 to 465°F-65 to 240°C

LS1-6140 » Optically Clear Silicone Elastomer

PROPERTIES
Typical PropertiesAverage Result
Uncured:
AppearanceColorless and Transparent
Viscosity, Part A3,450 cP (3,450 mPas)
Viscosity, Part B2,500 cP (2,500 mPas)
Viscosity, Mixed (V1) within 30 minutes of catalyzation3,200 cP (3,200 mPas)
Viscosity, Mixed (V2) 24 hours after catalyzation3,600 cP (3,600 mPas)
Viscosity, (V2/V1) 24 hours after catalyzation1.1
UV/Visible Spectrophotometry at 400nm99%T
Cured: 60 minutes at 150°C (302°F)
Specific Gravity1.02
Durometer, Type A50
Tensile Strength900 psi (6.2 MPa)
Elongation90%
Lap Shear Strength (primed with LS1-3200)270 psi (1.9 MPa)
Volume Resistivity*1.3 X 1015 ohm cm minimum
Dielectric Strength*630 V/mil (13.8 kV/mm)
Ionic Content, Cl*< 5ppm
Ionic Content, K*< 2.5 ppm
Ionic Content, Na*< 2.5 ppm
Glass Transition Temperature (Tg)*-115 °C (-175°F)
Coefficient of Linear Expansion (-150 °C to -120°C)*99 ppm/°C (99µm/(m°C))
Coefficient of Linear Expansion (-100 °C to 100°C)*330 ppm/°C (330µm/(m°C))
Refractive Index, 589 nm1.4
Transmittance vs. Wavelength (25°C)See Profile PDF for Graph
Refractive Index vs. Wavelength (25°C)See Profile PDF for Graph
Refractive Index vs. Temperature by WavelengthSee Profile PDF for Graph

*These properties NOT tested on a lot-to-lot basis. Please contact NuSil Technology for assistance and recommendations in establishing particular specifications.

Recommended Primer LS1-3200

Note: Some bonding applications may require the use of a primer.


LS1-6941 » Optical Thermoset

PROPERTIES
Typical PropertiesResultMetric Conv.
Uncured:
AppearanceTransparent-
Viscosity, Part A75,000 cP75,000 mPas
Viscosity, Part B50,000 cP50,000 mPas
Refractive Index, Part A1.41-
Refractive Index, Part B1.41-
Work Time>24 hours-
Cured: 30 minutes at 150°C (302°F)
Specific Gravity1.03-
Durometer, Type A50-
Tensile Strength750 psi5.2 MPa
Elongation305%-
Tear Strength80 ppi14.1 kN/m
Refractive Index vs. WavelengthSee Profile PDF for Graph-
Optical Absorption vs. WavelengthSee Profile PDF for Graph-

LS2-6140 » Optically Clear Primerless Silicone Encapsulant

PROPERTIES
TYPICAL PROPERTIESAVERAGE RESULT
Uncured:
AppearanceColorless and Transparent
Viscosity, Part A 3,100 cP
Viscosity, Part B 2,300 cP
Viscosity, Mixed 3,000 cP
Cured: 60 minutes at 150°C (302°F)
Durometer, Type A 47
Tensile Strength 940 psi (6.5 MPa)
Elongation 125 %
Refractive Index at 589 nm1.41
Volatile Content (1 hour at 275°C) 0.7%
Glass Transition Temperature (Tg) *-115°C
Coefficient of Linear Expansion (-100°C to 100°C)* 330 ppm/°C (330µm/m°C)
Lap Shear to Aluminum (unprimed) 390 psi (2.7 MPa)
Die Shear 1.1 N/mm2
Dielectric Constant, 100 Hz* 2.80
Dielectric Constant, 1 kHz* 2.80
Dissipation Factor, 100 Hz*0.0004
Dissipation Factor, 100 kHz*0.0006
Dielectric Strength*660 V/ml (25.7 kV/mm)
Volume Resistivity* 1.1 X 1015 ohm cm
Ionic Content, Na *<2.5 ppm
Ionic Content, K *<2.5 ppm
Ionic Content, Cl*<5 ppm
Tested per UL-94 (3.7 mm average thickness)*V-0
Recommended cure time guidelines at various temperatures*
T90 at 80°C85 minutes
T90 at 100°C25 minutes
T90 at 120°C18 minutes

*These properties NOT tested on a lot-to-lot basis. Please contact NuSil Technology for assistance and recommendations in establishing particular specifications.


WARRANTY INFORMATION

The warranty period provided by Polymer systems Technology ltd (hereinafter “PST”) is 12 months from the date of shipment when stored below 40°C in original unopened containers. Unless PST provides a specific written warranty of fitness for a particular use, PST’s sole warranty is that the product will meet PST’s then current specification. PST specifically disclaims all other expressed or implied warranties, including, but not limited to, warranties of merchantability and fitness for use. The exclusive remedy and PST’s sole liability for Packaging Warranty 50 mL Side-by-Side Kit 12 Months 200 mL Side-by-Side Kit 400 ml Side-by-Side Kit 2 Pint Kit (910 g) 2 Gallon Kit (7.28 kg) 10 Gallon Kit (36.4 kg), Inc. All rights reserved. Trademarks are owned by PST or its affiliates unless otherwise noted. breach of warranty is limited to refund of purchase price or replacement of any product shown to be other than as warranted. PST expressly disclaims any liability for incidental or consequential damages.

 

WARNINGS ABOUT PRODUCT SAFETY

PST believes, to the best of its knowledge, that the information and data contained herein are accurate and reliable. The user is responsible to determine the material’s suitability and safety of use. NuSil Technology cannot know each application’s specific requirements and hereby notifies the user that it has not tested or determined this material’s suitability or safety for use in any application. The user is responsible to adequately test and determine the safety and suitability for their application and NuSil Technology makes no warranty concerning fitness for any use or purpose. PST has completed no testing to establish safety of use in any medical application. PST has tested this material only to determine if the product meets the applicable specifications. (Please contact PST for assistance and recommendations when establishing specifications.) When considering the use of PST products in a particular application, review the latest Material Safety Data Sheet and contact PST with any questions about product safety information. Do not use any chemical in a food, drug, cosmetic, or medical application or process until having determined the safety and legality of the use. The user is responsible to meet the requirements of the U.S. Food and Drug Administration (FDA) and any other regulatory agencies. Before handling any other materials mentioned in the text, the user is advised to obtain available product safety information and take the necessary steps to ensure safety of use.

 

PATENT / INTELLECTUAL PROPERTY WARNING

PST disclaims any expressed or implied warranty against the infringement of any domestic or international patent/intellectual property right. PST does not warrant the use or sale of the products described herein will not infringe the claims of any domestic or international patent/intellectual property right covering the product itself, its use in combination with other products, or its use in the operation of any process.

 

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