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Wannate HTBL Series products are extensively used as advanced crosslinking agents in high-performance two-component polyurethane coating systems.
Wannate HTBL Series is widely employed in premium automotive clear coats where exceptional gloss retention, weather resistance, and long-term durability are essential.
Wannate HTBL Series is frequently used in industrial protective coatings designed for steel structures, industrial equipment, pipelines, storage tanks, processing facilities, and manufacturing plants.
CAS Number: 28182-81-2 (typical HDI trimer backbone)
EC Number: 931-274-8 (polymeric UVCB classification)
Molecular Formula: Not fixed (oligomeric mixture)
Molecular Weight: Variable (~500–1500+ g/mol depending on grade)
SYNONYMS:
HDI trimer series, aliphatic polyisocyanate, HDI isocyanurate blend, hexamethylene diisocyanate polymeric curing agent, HDI-based hardener, polyurethane curing agent HDI series, HDI oligomer mixture, isocyanurate polyisocyanate, low-viscosity HDI trimer, HT series curing agent, aliphatic isocyanate hardener system.
Wannate HTBL series are blocked aliphatic polyisocyanate based on hexamethylene diisocyanate (HDI), colorless to slightly yellowish clear liquid.
The Wannate HTBL Series refers to a family of aliphatic polyisocyanate curing agents based on hexamethylene diisocyanate (HDI) trimer and modified HDI isocyanurate structures.
Wannate HTBL Series are used in two-component polyurethane (2K-PU) coating systems as crosslinking agents (hardener components).
Wannate HTBL Series is engineered for low viscosity, improved application performance, and enhanced leveling properties, making it suitable for modern high-solid, low-VOC coating systems.
Unlike a single substance, Wannate HTBL Series products are UVCB polymeric mixtures, meaning they contain a distribution of
HDI-based oligomeric structures rather than a single defined molecule.
Wannate HTBL series products consist of blocked aliphatic polyisocyanate compounds derived from hexamethylene diisocyanate (HDI).
Wannate HTBL Series serves as curing agents for light-stable, onecomponent (1K) polyurethane coatings and can also enhance flexibility and bonding when incorporated into baking paints.
Wannate HTBL Series consists of blocked aliphatic polyisocyanate compounds derived from hexamethylene diisocyanate (HDI)
Wannate HTBL Series is a range of polyurethane prepolymers developed for specialized elastomer, adhesive, sealant, and coating applications.
Wannate HTBL Series is designed to provide excellent mechanical performance, processing stability, and durability in demanding industrial environments.
Wannate HTBL Series are based on carefully controlled isocyanate chemistry, enabling the production of materials with consistent quality and reliable performance.
Wannate HTBL Series offer a balanced combination of flexibility, strength, abrasion resistance, and chemical resistance, making them suitable for a wide variety of polyurethane systems.
Wannate HTBL Series supports the manufacture of high-performance elastomeric products that require long service life and resistance to mechanical stress.
Wannate HTBL Series's advanced formulation contributes to improved adhesion, dimensional stability, and overall product durability in both dynamic and static applications.
Wannate HTBL Series is widely utilized in industrial sectors such as automotive, construction, mining, transportation, and general manufacturing.
Wannate HTBL Series range is valued for its versatility and ability to meet diverse processing and performance requirements across polyurethane applications.
Through optimized reactivity and controlled molecular structure, Wannate HTBL Series helps manufacturers achieve efficient production and high-quality finished products.
Wannate HTBL Series represents a reliable solution for the development of durable polyurethane materials with excellent physical and mechanical properties.
USES and APPLICATIONS of WANNATE HTBL SERIES:
Wannate HTBL Series products are extensively used as advanced crosslinking agents in high-performance two-component polyurethane coating systems.
Their optimized molecular structure and lower viscosity make Wannate HTBL Series particularly suitable for modern coating technologies that require excellent application properties, high solids content, and superior surface appearance.
Wannate HTBL Series is widely employed in premium automotive clear coats where exceptional gloss retention, weather resistance, and long-term durability are essential.
Wannate HTBL Series help maintain vehicle appearance while providing protection against ultraviolet radiation, environmental pollutants, road chemicals, and mechanical wear.
In automotive refinish coatings, Wannate HTBL Seriess contribute to smooth film formation, excellent leveling behavior, and high-quality surface finishes.
Wannate HTBL Series are commonly selected for repair coatings that must closely match original factory finishes.
Wannate HTBL Series is frequently used in industrial protective coatings designed for steel structures, industrial equipment, pipelines, storage tanks, processing facilities, and manufacturing plants.
The resulting polyurethane films provide long-lasting protection against corrosion, chemicals, moisture, and atmospheric exposure.
Wannate HTBL Series are widely utilized in transportation coatings for commercial vehicles, railcars, buses, trailers, shipping containers, and specialized transportation equipment.
Wannate HTBL Series must withstand continuous exposure to sunlight, vibration, abrasion, and varying environmental conditions.
Wannate HTBL Series are commonly applied in marine coating systems used on ships, offshore platforms, harbor equipment, and coastal infrastructure.
Their excellent resistance to saltwater exposure and weathering makes Wannate HTBL Series suitable for demanding marine environments.
In architectural coatings, Wannate HTBL Series is used for bridges, stadiums, commercial buildings, airports, and infrastructure projects where long-term color stability and durability are required.
Wannate HTBL Series help maintain aesthetic appearance while protecting structural materials from environmental degradation.
Wannate HTBL Series is extensively used in wood coating applications including furniture, flooring, cabinetry, decorative panels, doors, and premium architectural wood finishes.
The resulting coatings provide excellent clarity, scratch resistance, chemical resistance, and long-lasting decorative performance.
Wannate HTBL Series are suitable for plastic coating systems used in automotive components, consumer electronics, appliances, and engineered plastic products.
Wannate HTBL Series' excellent adhesion and flexibility help achieve durable and attractive finishes on plastic substrates.
Wannate HTBL Series are employed in industrial flooring systems where abrasion resistance, chemical resistance, and mechanical durability are important.
Such flooring systems are commonly found in factories, warehouses, laboratories, healthcare facilities, and commercial buildings.
Wannate HTBL Series is also used in polyurethane adhesives, specialty sealants, composite materials, elastomer systems, protective films, and advanced industrial coatings requiring superior long-term performance.
The Wannate HTBL Series is widely used as a curing agent in high-performance 2K polyurethane coating systems.
Wannate HTBL Series is extensively used in automotive coatings, including clear coats, base coats, and exterior protective finishes requiring high gloss and long-term durability.
Wannate HTBL Series is used in automotive OEM manufacturing, especially for exterior body panels, plastic parts, and decorative components.
Wannate HTBL Series is applied in industrial protective coatings, including machinery, steel structures, pipelines, and chemical plants.
Wannate HTBL Series is widely used in marine coatings, where resistance to saltwater, UV radiation, and harsh environments is required.
Wannate HTBL Series are used in architectural coatings, including bridges, buildings, and infrastructure protection systems.
Wannate HTBL Series is suitable for wood coatings, furniture finishing, flooring systems, and decorative surfaces.
Wannate HTBL Series is used in plastic coatings, especially for consumer electronics, automotive interiors, and engineered plastic parts.
Wannate HTBL Series is widely applied in coil coatings and container coatings, where fast application and durability are essential.
Wannate HTBL Series is used in industrial flooring systems, including epoxy-polyurethane hybrid coatings for high-wear environments.
Wannate HTBL Series is also used in: High-performance polyurethane adhesives, Structural bonding systems, Sealants for construction and transportation, Elastomer systems, Printing ink binders, Composite material applications.
Wannate HTBL Series are widely used in automotive, industrial, wood, plastic, marine, and protective coating applications where durability and appearance are critical.
Wannate HTBL series can be used as the hardener in light fastness and weather-stable, one-component polyurethane coatings.
Wannate HTBL series can also be used as an additive in conventional stoving systems to improve the flexibility and adhesion.
-Applications of Wannate HTBL Series:
Wannate HTBL series products are primarily employed in heat-cured systems;
The main uses include: OEM coatings
• Can coatings
• Coil coatings
• Other metal coatings
CHARACTERISTICS of WANNATE HTBL SERIES:
Wannate HTBL Series products are based on modified HDI isocyanurate technology and are specifically engineered to provide an optimized balance of performance and processing characteristics.
Wannate HTBL Series are characterized by relatively low viscosity compared with many conventional HDI trimer systems, improving handling, mixing, pumping, and application efficiency.
Wannate HTBL Series exhibits high functionality and strong crosslinking capability, enabling the formation of durable polyurethane networks with excellent long-term stability.
Wannate HTBL Series demonstrate excellent compatibility with acrylic polyols, polyester polyols, polyether polyols, and other hydroxyl-functional resin systems commonly used in polyurethane coatings.
Wannate HTBL Series are designed to produce coatings with excellent transparency, gloss, and surface smoothness.
The resulting polyurethane films exhibit a balanced combination of hardness, flexibility, toughness, and impact resistance.
Wannate HTBL Series are characterized by very low volatility, which helps reduce evaporation losses and supports safer industrial processing conditions.
Wannate HTBL Series are particularly suitable for modern environmentally conscious coating formulations that require reduced VOC content and improved sustainability performance.
Wannate HTBL Series demonstrates excellent resistance to weathering, moisture, temperature fluctuations, and atmospheric pollutants.
Wannate HTBL Series are recognized throughout the polyurethane coatings industry for combining premium appearance characteristics with long-term protective performance.
Wannate HTBL Series support formulation flexibility, allowing manufacturers to tailor coating properties to meet specific industrial, transportation, architectural, marine, and automotive requirements.
Wannate HTBL Series is characterized by optimized molecular structure modification of HDI trimer systems, designed to improve processing performance and application behavior.
Wannate HTBL Series offer significantly lower viscosity compared to conventional HDI trimer grades, allowing easier handling in high-solid formulations.
Wannate HTBL Series is designed to provide excellent flow and leveling behavior, resulting in smooth, defect-free coating surfaces.
Wannate HTBL Series maintain high NCO functionality while improving formulation flexibility, making them suitable for modern coating technologies.
Wannate HTBL Series are engineered for compatibility with a wide range of hydroxyl-functional resins, including acrylic, polyester, and polyether systems.
Wannate HTBL Series produces coatings with balanced hardness, elasticity, and durability.
Wannate HTBL Series are optimized for low-VOC and environmentally friendly coating systems.
KEY TECHNICAL INSIGHT of WANNATE HTBL SERIES:
Wannate HTBL Series represents a formulation-optimized HDI trimer system:
✔ Lower viscosity → easier processing
✔ Better flow & leveling → improved surface finish
✔ High NCO content → strong crosslinking
✔ Designed for modern low-VOC coating systems
BENEFITS of WANNATE HTBL SERIES:
One of the major advantages of the Wannate HTBL Series is its ability to provide outstanding flow and leveling characteristics, helping formulators achieve smooth, high-quality coating surfaces with minimal defects.
Wannate HTBL Series support the development of high-solid coating formulations that reduce solvent emissions while maintaining excellent application performance.
Wannate HTBL Series provide excellent resistance to ultraviolet radiation, helping coatings maintain their original appearance even after prolonged outdoor exposure.
Wannate HTBL Series contribute to superior color retention and minimize yellowing, fading, and chalking during long-term service.
Wannate HTBL Series offers excellent gloss retention, allowing coated surfaces to maintain an attractive appearance over extended periods.
Wannate HTBL Series provide outstanding weatherability and environmental durability in demanding outdoor conditions.
The resulting polyurethane coatings exhibit excellent abrasion resistance, helping protect surfaces exposed to frequent wear and mechanical stress.
Wannate HTBL Series contribute to strong chemical resistance against oils, fuels, cleaning agents, industrial chemicals, and many common contaminants.
Wannate HTBL Series provides excellent adhesion to a wide variety of substrates, including metals, plastics, wood, composites, and previously coated surfaces.
Wannate HTBL Series-based coatings often demonstrate excellent flexibility while maintaining high hardness and mechanical strength.
Wannate HTBL Series help improve coating durability, reducing maintenance requirements and extending service intervals.
Wannate HTBL Series supports efficient industrial processing through consistent curing behavior and reliable formulation compatibility.
Wannate HTBL Series provides excellent UV resistance, preventing yellowing and degradation in outdoor applications.
Wannate HTBL Series offers superior gloss retention, maintaining surface aesthetics over long service life.
Wannate HTBL Series delivers excellent flow and leveling performance, reducing surface defects in coatings.
Wannate HTBL Series enables low-VOC and high-solid formulations, supporting environmental compliance.
Wannate HTBL Series provide excellent mechanical strength, including hardness and impact resistance.
Wannate HTBL Series offer strong abrasion and scratch resistance, improving durability in high-wear applications.
Wannate HTBL Series ensures excellent adhesion to multiple substrates, including metals, plastics, and wood.
Wannate HTBL Series provides enhanced chemical resistance against oils, solvents, fuels, and cleaning agents.
HTBL systems contribute to long service life and reduced maintenance requirements.
They provide a good balance of flexibility and hardness, preventing cracking while maintaining durability.
Wannate HTBL Series improves processing efficiency in industrial coating applications.
CHARACTERISTICS of WANNATE HTBL SERIES:
Excellent chemical resistance and weatherability
Outstanding gloss retention
Excellent mechanical properties
Recommended storage temperature: 0~30°C.
Store Wannate HTBL Series in a dry, cool, and well-ventilated area.
Wannate HTBL Series should be kept away from moisture, heat/fire, and contaminants and stored separately from oxidants, acids, bases, alcohols, and food-grade chemicals.
SAFETY AND USAGE of WANNATE HTBL SERIES:
Wannate HTBL Series contains reactive isocyanate groups and must be handled under strict safety conditions.
Wear chemical-resistant gloves, goggles, and protective clothing
Protect Wannate HTBL Series from moisture exposure
Store Wannate HTBL Series in sealed containers in dry, cool environments
Wannate HTBL Series reacts with water releasing CO₂ gas (pressure hazard in sealed systems)
CHARACTERISTICS of WANNATE HTBL SERIES:
Wannate HTBL Series' main characteristics include:
Excellent chemical resistance and weatherability
Outstanding glass retention.
Excellent mechanical properties.
Read this document to know more about this noval series.
SHELF LIFE of WANNATE HTBL SERIES:
Wannate HTBL series products are sensitive to moisture; they should be stored under cool and dry conditions between 0~30°C; storing them in their original, properly sealed container is recommended.
Wannate HTBL-175S can maintain its quality for a minimum of 9 months under proper storage conditions, and Wannate HTBL-275MS can maintain its quality for at least 6 months under proper storage conditions.
PHYSICAL and CHEMICAL PROPERTIES of WANNATE HTBL SERIES:
Chemical Family: Aliphatic polyisocyanates (HDI-based)
Core Structure: HDI trimer / modified HDI isocyanurate
CAS Number: 28182-81-2 (typical HDI trimer backbone)
EC Number: 931-274-8 (polymeric UVCB classification)
Molecular Formula: Not fixed (oligomeric mixture)
Molecular Weight: Variable (~500–1500+ g/mol depending on grade)
Appearance: Clear to slightly yellow liquid
Odor: Mild isocyanate-like odor
Physical state: Liquid
Chemical type: Aliphatic polyisocyanate mixture (HDI isocyanurate derivatives)
NCO content: ~19–23% (grade dependent)
Density (25°C): ~1.04–1.12 g/cm³
Viscosity (25°C): Low to medium (optimized for HTBL series)
Flash point: >200°C
Boiling point: Decomposes before boiling
Vapor pressure: Very low
Solubility in water: Reacts with water
Solubility in organic solvents: Soluble in esters, ketones, aromatics
Reactivity: High with polyols, amines, moisture
Moisture sensitivity: Very high
Storage stability: Good under dry sealed conditions
Functionality: ~2.5–3 (depending on modification)
Film formation: High crosslinking capability
UV stability: Excellent in cured systems
Weather resistance: Excellent
Volatility: Low
FIRST AID MEASURES of WANNATE HTBL SERIES:
-Description of first-aid measures
*General advice:
Show this material safety data sheet to the doctor in attendance.
*If inhaled:
After inhalation:
Fresh air.
*In case of skin contact:
Take off immediately all contaminated clothing.
Rinse skin with
water/ shower.
*In case of eye contact:
After eye contact:
Rinse out with plenty of water.
Call in ophthalmologist.
Remove contact lenses.
*If swallowed:
After swallowing:
Immediately make victim drink water (two glasses at most).
Consult a physician.
-Indication of any immediate medical attention and special treatment needed.
No data available
ACCIDENTAL RELEASE MEASURES of WANNATE HTBL SERIES:
-Environmental precautions:
Do not let product enter drains.
-Methods and materials for containment and cleaning up:
Cover drains.
Collect, bind, and pump off spills.
Observe possible material restrictions.
Take up dry.
Dispose of properly.
Clean up affected area.
FIRE FIGHTING MEASURES of WANNATE HTBL SERIES:
-Extinguishing media:
*Suitable extinguishing media:
Carbon dioxide (CO2)
Foam
Dry powder
*Unsuitable extinguishing media:
For this substance/mixture no limitations of extinguishing agents are given.
-Further information:
Prevent fire extinguishing water from contaminating surface water or the ground water system.
EXPOSURE CONTROLS/PERSONAL PROTECTION of WANNATE HTBL SERIES:
-Control parameters:
--Ingredients with workplace control parameters:
-Exposure controls:
--Personal protective equipment:
*Eye/face protection:
Use equipment for eye protection.
Safety glasses
*Body Protection:
protective clothing
*Respiratory protection:
Recommended Filter type: Filter A
-Control of environmental exposure:
Do not let product enter drains.
HANDLING and STORAGE of WANNATE HTBL SERIES:
-Conditions for safe storage, including any incompatibilities:
*Storage conditions:
Tightly closed.
Dry.
STABILITY and REACTIVITY of WANNATE HTBL SERIES:
-Chemical stability:
The product is chemically stable under standard ambient conditions (room temperature).
-Possibility of hazardous reactions:
No data available
