Products in Electronics Coatings: Radiation Curable Coating

SHIKOH™ UV-3700B is UV curable urethane acrylate oligomer with high elongation and soft rubbery elasticity. It is relatively low viscosity despite its high molecular weight. EB and Thermal cure systems are also applicable. Features Soft elastic type, High elongation High molecular weight but relatively low viscosity Non-solvent (100% hardening ingredient) For UV adhesion with monomers Non-yellowing Applications Adhesive: UV/ EB/ Thermal-curable adhesive for electronics device, optical use and automotive use. 3D printer *SHIKOH™ is provided by Mitsubishi Chemical Corporation, a member of the Mitsubishi Chemical Group.

SHIKOH™ UV-3300B is UV curable urethane acrylate oligomer with excellent soft-elasticity, and very high elongation. It also shows good mechanical properties even at low temperature. EB and Thermal cure systems are also applicable. Features Soft-elastic, High elongation Suitable for adhesion bond and metalizing undercoat with monomers Good mechanical properties at low temperature Non-yellowing Applications Adhesive : UV/ EB/ Thermal-curable adhesive for electronics device, optical use, and automotive use. 3D printer *SHIKOH™ is provided by Mitsubishi Chemical Corporation, a member of the Mitsubishi Chemical Group.

SHIKOH™ UT-7792 is a bio-based urethane acrylate oligomer. (Development product) Its biomass degree is 71% while its mechanical properties are the same as a non-biomass grade UV-3300B, with higher elongation and very soft rubbery elasticity suitable for using UV-curable adhesives for electronics devices. Features Bio-based Soft-elastic, High elongation Suitable for adhesion bond and metalizing undercoat with monomers Non-yellowing Applications Adhesive : UV/ EB/ Thermal-curable adhesive for electronics device, optical use, and automotive use. 3D printer *SHIKOH™ is provided by Mitsubishi Chemical Corporation, a member of the Mitsubishi Chemical Group.

SHIKOH™ UV-3520TH is an aliphatic urethane acrylate oligomer with soft elasticity, good toughness and high elongation. It shows unique mechanical properties with various reactive diluents. Features Soft-Elastic type, Good toughness, High elongation Diluted in Tetrahydrofurfuryl Acrylate (THFA) (oligomer/ THFA = 70/30 wt%) Non-solvent (100% hardening ingredient) Unique mechanical properties with various reactive diluents Applications UV/ EB/ Thermal-curable adhesive UV adhesive for electric device use 3D printer, and Inkjet *SHIKOH™ is provided by Mitsubishi Chemical Corporation, a member of the Mitsubishi Chemical Group.

Gelest (3-ACRYLOXYPROPYL)TRIMETHOXYSILANE, 96% (SIA0200.0) is a comonomer for free-radical polymerization. This product functions as an adhesion promoter and coupling agent.

AFCONA 3250 is an additive designed to provide the highest slip in all solvent-based coatings without stabilizing foam. It is specially developed for all solvent-based systems where slip is the most important factor and foam stabilization is undesirable. AFCONA 3250 belongs to the same family as AFCONA 3230. But while AFCONA 3230 is effective only in polyurethane coatings, AFCONA 3250 works in all solvent-based coatings.

AFCONA 3251 is an additive designed to offer the highest slip in all solvent-based coatings without stabilizing foam. AFCONA 3251 is specially developed for solvent-based systems where slip is the most important factor and foam stabilization is undesirable. Its performance is similar to AFCONA 3250, only with better leveling.

EBECRYL® 109 is a dynamic acrylate-methacrylate monomer blend, combines 50% trimethylolpropane triacrylate (TMPTA) and 50% hydroxyethylmethacrylate (HEMA). Under free radical influence, this formulation swiftly polymerizes, making it ideal for coatings that demand superior thermal and chemical resistance. Highly recommended for applications requiring robust protection, EBECRYL® 109 excels in coatings necessitating enhanced chemical and thermal durability. It proves beneficial in solder and etch resists, ensuring optimal performance in challenging environments.

Sunspheres™ 200 Nm are optically clear, solid fused amorphous microspheres designed for use in a wide variety of coatings, inks, adhesives, powder coatings, and thermoplastics, including UV curable compositions. These sub-micron sized spheres can be used to improve physical and mechanical properties including reduced shrinkage, improved adhesion, impact resistance, and enhanced surface qualities such as hardness, mar and scratch resistance. The average particle size is 200 nanometers and range in size from about 50 nm to 500 nm.

Sunspacers™ 04.X are finely divided, optically clear, solid fused amorphous silica micronized powders. This product is specially engineered for paints, liquid and powder coatings, inks, adhesives, and thermoplastics, including UV curable compositions. These micronized powders increase corrosion resistance, reduce shrinkage, improve adhesion, and enhance surface qualities including abrasion, mar and scratch resistance. Sunspacers™ 04.X have a median particle size of approximately 3-4 microns, with a particle size range of 0.5 microns to 13 microns.

EBECRYL® 1259, an acrylated aliphatic urethane oligomer diluted with 35% hydroxyl propyl methacrylate, is meticulously crafted for solder resist coatings on printed circuit boards. Its versatile curability by ultraviolet light (UV) or electron beam (EB) sets it apart. Serving the electronics industry with finesse, EBECRYL® 1259 excels in radiation-curable coatings. Its adaptability extends to various applications in other specialty coatings, making it a preferred choice in diverse coating formulations.

BR-146, a high molecular weight, trifunctional, aliphatic polyether urethane methacrylate, provides low formulation viscosity and moderate elongation with nonyellowing properties appropriate to soft touch glass coatings and impact resistant coatings. BR-146 shows adhesion to a variety of substrates, making it a candidate for consideration in mixed surface adhesion applications.

The Sunspheres™ 200 Nm ST- 3 are surface treated*, optically clear, solid fused amorphous microspheres designed for optimum dispersion in coatings, inks, adhesives, and thermoplastics, including UV curable compositions. Cured films show enhanced physical and mechanical properties including increased corrosion resistance, reduced shrinkage, improved adhesion, and enhanced surface qualities such as mar and scratch resistance. This product is particularly useful in improving impact resistance. The average particle size is 200 nanometers and range in size from 50 to 500 nm.

Optically clear, solid fused amorphous silica microspheres specially engineered for optimum dispersion in paints, coatings, inks, adhesives, and thermoplastics, including UV curable compositions. These microspheres increase corrosion and impact resistance, reduce shrinkage, improve adhesion, and enhance surface qualities including mar and scratch resistance. Ideally suited for specialty applications where mechanical and rheological properties are required. Median particle size of 3 to 4 microns, with a particle size range of 0.5 microns to 92% passing 22 microns.

Optically clear, solid fused amorphous silica microspheres specially engineered for paints, coatings, inks, adhesives, and thermoplastics, including UV curable compositions. These microspheres increase corrosion resistance, reduce shrinkage, improve adhesion and impact resistance, and enhance surface qualities including mar and scratch resistance. The Sunspheres™ 15.0 have a median particle size of approximately 15.0 microns, with 90% of particles passing 45 microns.

EBECRYL® 8413 is a radiation-curable coating with a hazy tan liquid appearance. Designed to be solvent-free and voc-free, it serves a diverse array of markets, including adhesives and sealants, building and construction, consumer goods, electrical and electronics, and paints and coatings. This versatile formulation finds application in areas such as building envelopes, architectural coatings, electronics packaging, and specialty coatings. Specifically tailored for compatibility with plastics, it is particularly suited for consumer electronics, sports and fashion, and various other specialized applications.

Additive designed to perform the highest slip in all solvent based coating without foam stabilizing property

FluorAcryl 3298 is a hydrophobic and oleophobic acrylate that produces hard scratch resistance coatings. This oligomer is compatible with UV/EB curing. FluorAcryl has a high Tg, good water resistance, high impact strength and good solvent resistance.

Electrolube 2KPB conformal coating reaction agent is required for Electrolube's innovative €˜2K' two part conformal coating systems and the next generation of UV Cure conformal coatings. Used in a similar fasion to traditional thinners, 2KPB0 is used at the correct mix ration during application via selective coating machine. Where 2KPB differs from the traditional thinner is that it contains the reaction agent required for the coating to commence curing, similar to how the Part B works in a resin system. Available in a 1 or 5 Liter, 2KPB is added to the 2K range Part A or the latest UVCL range, please check the TDS of the Product to see the suggested mix ratio's.

Vocaplast UV is a carrier material that is a radically crosslinkable resin or UV monomer, customer specific carriers or reactive dissolvent on demand, photoinitiator-free, and with or without dispersing agent on demand.

Additive designed to perform the highest slip in all solvent based coating without foam stabilizing property

Esacure ONE is a difunctional alpha-hydroxy ketone photoinitiator. It is a highly reactive difunctional photoinitiator particularly suitable for clear systems. Due to its molecular structure it is particularly suitable for all systems where low VOC, low migration and low extraction values are needed (food packaging).

FluorAcryl 1939 is a bifunctional perfluoropolyether (PFPE) urethane acrylate. FluorAcryl is a surface modifier that improves gloss. It is compatible and miscible with low molecular weight reactive UV-curable diluents and acrylic monomers. Some of the properties of FluorAcryl 1939 include good release agent, good water and oil repellency and good chemical resistance. As a surface modifier this also offers good hardness, substrate-wetting and flow-properties. Recommended dosage is between 0.5–5% w/w. During application and UV light curing, FluorAcryl blooms quickly and effectively on the surface of the coating, imparting low surface energy and non-stick E2C properties. FluorAcryl is made for UV curable coatings use.

Esacure 1187 is a modified sulphonium salt hexafluorophosphate diluted in 25% propylene carbonate, which does not release any benzene upon cure.