HumiSeal 1B31 LTX Acrylic Conformal Coating

Harmonization Code : 3906909090 | Acrylic polymers in primary form Others>Others

HumiSeal 1B31 LTX Acrylic Conformal Coating

Main features

  • Available in multiple pre‑blends
  • Reduced xylene and toluene
  • Low moisture vapor permeability

Product Description

HumiSeal 1B31 LTX is a fast‑drying, single‑component acrylic conformal coating formulated to protect electronic assemblies from moisture, corrosive environments, and particulate contamination. It features a reduced xylene and toluene solvent system to ensure full compliance with GB30981‑2020, which governs VOC and solvent usage for conformal coatings. HumiSeal 1B31 LTX is available in a range of pre‑blended versions designed for use without additional dilution and optimized for various application methods.

Product Key Features

  • Reduced xylene and toluene formulation for GB30981‑2020 compliance
  • Low moisture vapor permeability
  • Available in multiple pre‑blends, ready for use without further dilution. Contact us for more information.
    • Pre-blends with Thinner 600 are ideal for enhanced spray application 
    • Pre-blends with Thinner 789 are ideal for film coater systems. Heated systems may be needed for 120CPS pre-blends, providing improved coating coverage 

Applications

Product Family

HUMISEAL 1B31LTX

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Product availability
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TDS, SDS & Technical Documents

Technical Specifications

Physical Properties
ViscosityViscosity
200 mPa.s
General Properties
Density (g)Density (g)
0.91 g/cm3
Film ThicknessFilm Thickness
25 - 75 µm
SolidsSolids
35 %
Thermal Properties
Glass Transition Temperature (Tg)Glass Transition Temperature (Tg)
14 °C
Operating TemperatureOperating Temperature
-65 - 125 °C
Electrical Properties
Breakdown VoltageBreakdown Voltage
7500 V

Additional Information

Additional Information

Conformal coatings can be successfully applied to substrates that have been cleaned prior to coating and also to  substrates assembled with low residue “no clean” materials. Users should perform adequate testing to confirm compatibility between the conformal coating and their particular assembly materials, process conditions and  cleanliness level. Please contact HumiSeal® for additional information.  

HumiSeal® 1B31 LTX Pre-Blends are specifically diluted to a viscosity for immediate use. No additional dilution is  required. Customers should establish which Pre-Blend is suitable for their equipment and application method before commercial use. HumiSeal® Technical Support should be contacted if any further advice on Pre-Blends  and equipment is required.

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