Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Mitsubishi BR-106 Thermoplastic Acrylic Resin

Mitsubishi Dianal BR-106 is a self-drying thermoplastic acrylic resin with medium hardness and good flexibility, designed for protective and decorative coatings and adhesives on multiple substrates. This solvent-based solid powder resin is water-white transparent with narrow molecular weight distribution, featuring excellent weather resistance, adhesion and resin compatibility, fast air-drying film formation, suitable for metals, plastics, wood and other substrate

Features Of Mitsubishi BR-106 Thermoplastic Acrylic Resin

  1. Air-drying and efficient formula - No curing agent needed, solvent-based solid powder, forming film at room temperature by air drying, simplifying construction process.

  2. Wide system compatibility - Suitable for solvent-based systems, compatible with various resins, pigments and additives, with high formulation flexibility.

  3. Cost-effective protection - Balanced medium hardness and flexibility, providing weather resistance, corrosion resistance, gloss and color retention at a competitive cost.

  4. Processing advantages - Easy to add and disperse, good pigment wettability, improving coating efficiency and reducing construction cost.

Typical Applications Of Mitsubishi BR-106 Thermoplastic Acrylic Resin

  1. Plastic and metal coatings: Protective and decorative paints for plastic parts such as ABS, PS, PP and metals such as galvanized iron and aluminum, with 0-grade adhesion.

  2. Wood and architectural coatings: Furniture wood paint, interior and exterior wall decorative paint for buildings, keeping light and color, weather-resistant and pollution-resistant.

  3. Marine and container paints: Protective coatings for ship hulls and containers, salt spray and seawater corrosion resistant, suitable for long-term outdoor exposure.

  4. Traffic and special coatings: Traffic sign paint, coil coating, high-gloss and wear-resistant, convenient and efficient construction.

Specifications Of Mitsubishi BR-106 Thermoplastic Acrylic Resin

AppearanceSolid powder, water-white transparent
Chemical TypeThermoplastic acrylic resin (acrylate copolymer)
Glass Transition Temperature (Tg, ℃)70
Molecular WeightMedium-high molecular weight (narrow distribution)
Density (25℃, g/cm³)1.18
Acid Value (mg KOH/g)6-9
Drying TypeAir-drying type, fast film formation at room temperature
SolubilitySoluble in ketones, esters, aromatic hydrocarbons and other solvents


Mitsubishi BR-106 Thermoplastic Acrylic Resin – Frequently Asked Questions (FAQ)

Q1: What are the primary processing methods suitable for BR-106?

A: BR-106 is designed for conventional thermoplastic processing techniques, including extrusion, injection molding, and compression molding. Its low melt viscosity and good thermal stability support efficient melt processing without significant degradation under standard operating conditions.


Q2: How does BR-106 contribute to surface hardness and gloss in coating formulations?

A: As a thermoplastic acrylic resin, BR-106 enhances film-forming capability, contributing to improved surface hardness, scratch resistance, and high-gloss finish in solvent-based and high-solids coatings. Its molecular structure supports excellent clarity and UV stability in topcoat applications.


Q3: Is BR-106 compatible with common plastic substrates for adhesive or overmolding applications?

A: Yes, BR-106 exhibits good adhesion to a range of thermoplastics—including ABS, PC, and PS—making it suitable for use in structural adhesives, primer layers, and soft-touch overmolding systems where interfacial compatibility and thermal bonding are required.


Q4: What solvent systems are typically recommended for dissolving BR-106 in coating or ink formulations?

A: BR-106 dissolves readily in common organic solvents such as methyl ethyl ketone (MEK), methyl isobutyl ketone (MIBK), toluene, and xylene. Formulators often use blends of these solvents to balance evaporation rate, viscosity control, and film formation performance.


Q5: Can BR-106 be used in food-contact or medical-grade applications?

A: BR-106 is not pre-qualified for direct food-contact or regulated medical device applications. Its suitability for such uses depends on full formulation evaluation, regulatory review, and compliance verification by the end-user under applicable jurisdictional requirements.



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