BLS 1130 (104810-48-2 & 104810-47-1)is a liquid benzotriazole UV absorber that provides outstanding light stability to industrial and automotive coatings. It blends easily and disperses completely, reducing loading requirements and virtually eliminating particle dispersion problems associated with solid UV absorbers. The liquid form is also highly compatible with a wide variety of coating systems, including waterborne and solvent-based systems. BLS 1130 is also useful as a light stabilizer in other applications including plastics, adhesives, and sealants.

Functions: Light Stabilizer, UV Absorber

Chemical Family: Benzotriazoles

Compatible Polymers & Resins: Polyesters, Polyethylenes (PE), Polyurethanes (PU), Polyvinyl Chloride (PVC)

End Uses: Bottles, Caps, Closures, Cosmetic Packaging, Cups, Rigid Films, Rigid Packaging

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Plastics & Elastomers Functions

Features & Benefits

Advantages
  • Excellent miscibility with coating solvents 
  • Thermal permanence and low volatility for high temperature curing 
  • Compatible with a wide variety of systems including waterborne 
  • Synergistic performance with other light stabilizers (HALS) 
  • Extends coatings lifetimes by minimizing defects such as loss of gloss and cracking

Applications & Uses

Applications

BLS 1130 is a liquid UV absorber providing excellent protection against ultraviolet degradation in coatings, including automotive and industrial coatings, paints, and wood stains. It is ideal for use in both water- and solvent-based systems. Combinations of BLS 1130 with hindered amine light stabilizers such as BLS 292 often provide significantly enhanced performance, providing maximum long-term protection against blistering, color change, cracking, gloss reduction, and delamination. BLS 1130 is also ideal for use in other applications where a liquid UV absorber is preferred, including polyurethanes, adhesives, sealants, liquid color concentrates, elastomers, styrenic polymers, acrylics, PVB, flexible PVC, polyesters, polycarbonates, and polyolefins.

Guidelines for Use

Typical recommended use levels in coatings range between 0.5% and 3.0% based on total solids. The dispersion of BLS 1130 in waterborne coatings may be facilitated by dilution with a water miscible solvent. In plastics, adhesives, and sealants, recommended use levels range between 0.1 and 1.0%. The exact amount to be used is dependent on the substrate, performance requirements, and other factors, and should be determined by the user based on testing to simulate actual conditions of use.

Properties

Physical Form

Regulatory & Compliance

FDA Regulations

BLS 1130 has not been cleared by the FDA for use in food contact applications

Packaging & Availability

Regional Availability
  • Asia Pacific
  • North America

Storage & Handling

Shelf Life
12 Months
Storage

This product may be stored up to one year in a sealed container. Containers should be kept tightly closed when not in use and stored in a cool, dry place.