IMPRANIL C

Impranil C is valued for its ability to enhance surface smoothness and tactile softness in coatings applied to fabrics and synthetic leather.
Impranil C is also used as a binder in specialty coatings that require balanced hardness and elasticity.
Impranil Cs polymer matrix can be modified with additives to achieve different levels of gloss, softness, or mechanical strength.

CAS Number: 67-64-1

Synonyms: Acetone, 2-propanone, propanone, 67-64-1, Dimethyl ketone, propan-2-one, Pyroacetic ether, Methyl ketone, Dimethylformaldehyde, beta-Ketopropane, Dimethylketal, Chevron acetone, Ketone propane, Aceton, Pyroacetic acid, Ketone dimethyl, FEMA No. 3326, Dimethyl formaldehyde, RCRA waste number U002, Taimax, Caswell No. 004, DTXSID8021482, NSC-135802, AI3-01238, 1364PS73AF, DTXCID101482, CHEBI:15347, NSC135802, Acetone oil, RefChem:6608, CHEBI:51867, 200-662-2, dimethylketone, MFCD00008765, Aceton (German, Dutch, Polish), Ketone dimethyl-, β-Ketopropane, Acetone [NF], NSC 135802, (CH3)2CO, Acetone (NF), NCGC00091179-01, Acetone (natural), Acetone for HPLC ≥99.8%, Acetone for HPLC ≥99.9%, Acetone ACS reagent ≥99.5%, CAS-67-64-1, HSDB 41, CCRIS 5953, ACETONE (1,3-13C2, 99%), ACETONE (1,1,1,3,3,3-D6), EINECS 200-662-2, EPA Pesticide Chemical Code 004101, dimethylcetone, isopropanal, methylketone, Dimethylketon, Propanon, Sasetone, methyl-ketone, 2propanone, b-Ketopropane, UNII-1364PS73AF, 2-propanal, Acetone ACS, Acetone HPLC grade, methyl methyl ketone, Acetone for HPLC, Acetone ACS reagent, Acetone HPLC Grade, TAK - Toxic Alcohols, ACETONE [VANDF], ACETONE [FHFI], ACETONE [HSDB], Acetone ACS low benzene, ACETONE [FCC], ACETONE [MI], CH3COCH3, ACETONE [MART.], ACETONE [USP-RS], ACETONE [WHO-DD], SCHEMBL662, Acetone for Spectrophotometry, Acetone AR ≥99.5%, SCHEMBL29380, Acetone natural ≥97%, UN 1091, Aceton (German, Polish), ACETONE [EP IMPURITY], Acetone puriss. 99.0%, CHEMBL14253, SCHEMBL533721, SCHEMBL712303, ACETONE [EP MONOGRAPH], SCHEMBL1031959, SCHEMBL7459124, SCHEMBL8115593, WLN: 1V1, Acetone for Spectrophotometry, Acetone AR ≥99.5%, SCHEMBL12115314, Acetone (water <1000 ppm), Acetone Spectrophotometric Grade, Acetone ≥99.5% ACS, Tox21_111096, Tox21_202480, c0556, LMFA12000057, Acetone 5000 µg/mL in Methanol, Acetone purum ≥99.0% (GC), AKOS000120890, ACETONE (2-13C, 99%), Acetone 100 µg/mL in Acetonitrile, UN 1090, Acetone SAJ first grade ≥99.0%, Acetone [UN1090] [Flammable liquid], Acetone for chromatography ≥99.8%, Acetone histological grade ≥99.5%, Acetone JIS special grade ≥99.5%, Acetone Laboratory Reagent ≥99.5%, NCGC00260029-01, Acetone for HPLC ≥99.8% (GC), Acetone UV HPLC spectroscopic 99.8%, DESFLURANE IMPURITY H [EP IMPURITY], ISOFLURANE IMPURITY F [EP IMPURITY], A0054, Acetone for luminescence ≥99.5% (GC), InChI=1/C3H6O/c1-3(2)4/h1-2H, NS00003196, Acetone suitable for determination of dioxins, CHLOROBUTANOL IMPURITY B [EP IMPURITY], Acetone glass distilled HRGC/HPLC trace grade, C00207, D02311, Q49546, Acetone ACS spectrophotometric grade ≥99.5%, Acetone ReagentPlus phenol-free ≥99.5%, TAS – Toxic alcohols (quantitative), Acetone ≥99% meets FCC specs, Acetone ACS ≤2 ppm low benzene, Acetone contains 20% acetonitrile for HPLC, Acetone UV-spectroscopy ACS ≥99.7% (GC), Acetone USP reference standard, Acetone semiconductor grade MOS PURANAL, Acetone semiconductor grade ULSI PURANAL, Acetone semiconductor grade VLSI PURANAL, Acetone Pharmaceutical Secondary Standard, Acetone puriss. p.a. ACS/ISO/Ph.Eur. ≥99.5% (GC), Acetone puriss. meets Ph.Eur./BP/NF ≥99% (GC).

Impranil Cs film-forming properties give coated materials a pleasant hand-feel while maintaining breathability and flexibility.
Impranil C has a viscosity at 23°C (30% in Ethylacetat gelöst) of 27,000-53,000 mPa·s. 
This combination makes it an important component in garment coatings, footwear materials, and upholstery finishes.

Impranil C is commonly used in waterborne formulations because it eliminates the need for organic solvents and reduces volatile organic compound emissions.
Its water-based nature supports environmentally friendly production while maintaining high-performance film quality.
Its elastic polyurethane film provides a realistic leather-like feel while offering better durability and chemical resistance.

This makes it widely used in footwear, automotive interiors, furniture upholstery, and fashion accessories.
Impranil C is applied in coatings for technical films and flexible substrates that require resistance to wear, moisture, and repeated handling.
Its tough yet flexible film structure protects surfaces from scratching, scuffing, and general mechanical damage.

These benefits are important for packaging films, protective laminates, and high-end printed materials.
Impranil C is frequently used as a binder in adhesives where elasticity and strong substrate bonding are needed.
Its polyurethane network provides both cohesive strength and flexibility, enabling adhesives to deformation without losing adhesion.

This makes it suitable for laminating films, flexible packaging, and textile bonding applications.
Impranil C is used in coatings that require breathable yet protective films, such as those applied to functional clothing and waterproof membranes.

Its polymer matrix can be formulated to allow controlled moisture vapor transmission while still blocking liquid penetration.
This balance makes it useful in breathable rainwear, outdoor equipment, and protective work garments.

The dispersion is compatible with pigments, fillers, and crosslinkers, allowing manufacturers to create coatings with tailored hardness, gloss, or elasticity.
This customization enables the creation of matte, glossy, soft, or highly durable finishes depending on application needs.
Such formulation flexibility makes it attractive for a wide variety of surface engineering tasks.

Impranil C is used in environmentally friendly coating systems because it reduces reliance on solventborne polyurethane technologies.
Its water-based formulation minimizes odor, toxicity, and flammability concerns commonly associated with solvent-containing products.
This supports sustainable manufacturing while still achieving high-performance coating results.

This makes it suitable for manufacturers seeking safer and more sustainable coating systems.
Impranil C Solution is a polyester urethane adduct based on toluene diisocyanate that must be crosslinked by the addition of polyisocyanate before use. 
Impranil C has a viscosity at 23°C of 27,000-53,000 mPa·s, and a non-volatile content (0.9-1.1g / 1h / 125°C, convection oven) of 30 ± 1%.

Impranil C is suitable for formulating coatings with medium-hard handle for use in many different textil applications such as, covers for containers, light conveyer belts, camping articles and ironing board covers. 
Impranil C offers good adhesions, resistance to dry cleaning, high abrasion resistant, good weather stability, and good resistance to hydrolysis.
A polyester urethane adduct based on toluene diisocyanate that must be crosslinked by the addition of polyisocyanate before use. 

Impranil C is an aqueous, anionic aliphatic polyester carbonate polyether polyurethane (PU) dispersion. 
It is partially bio-based, crosslinkable and has low viscosity & high solids content. 
Impranil C can be applied in various ways ranging from direct or transfer coating to printing processes and microfiber dipping. 

Impranil C is used in numerous articles such as outer wear, luggage and work clothing.
It can be used to replace petroleum-based Impranil C, thereby easily achieving an additional increase in textile coating sustainability.
It provides a pleasant feel, high alkali-, crack- & scratch resistance as well as good adhesion properties to certain types of PVC.

Coatings based on Impranil C exhibit excellent hydrolysis resistance, very good lightfastness, and high tensile strength.
It is suitable for mechanical foaming and for producing synthetic materials for sports articles, technical textiles, car/automotive interiors & bags.
Impranil C can also be used for both intermediate and top coat.

An aromatic-aliphatic polyisocyanate based on toluene diisocyanate/hexamethylene diisocyanate used as the crosslinker for two-component Impranil products, primarily: Impranil C, Impranil C solution and Impranil CHW.
To combat climate change, the chemical industry needs to move away from petroleum and other fossil raw materials and towards renewable feedstocks. 
Covestro is therefore increasingly using alternative raw materials, including biomass feedstocks. 

For example, the company has now launched Impranil C, a new aliphatic polycarbonate copolyurethane dispersion for textile coatings, which contains approximately 34% of the carbon content from plants. 
The pure petroleum-based version of Impranil C has always been popular with customers, and the launch of Impranil C broadens Covestro’s current portfolio of bio-based dispersions for textile coatings.
The new product offers the same excellent properties as Impranil C, as well as a high solids content of 55%. 

As a result, customers can now easily increase the sustainability of their textile coatings by replacing Impranil C on a one-for-one basis during processing. 
Sustainability is critical to the chemical industry, brands and consumers, and is increasingly becoming a decisive purchasing factor. 
The CQ in the new product name stands for "Circular Intelligence" and is specifically used to identify Covestro products that contain at least 25% alternative raw materials.

Impranil C polyester urethane adduct based on toluene diisocyanate.
Impranil C is used in formulating coatings for use in the applications such as protective clothing, sportswear, tarpaulins, covers for containers, light conveyor belts, ironing board covers, camping articles, awnings, fire hoses, tent materials and sleeping bag undersides. 
Offers good adhesion and good resistance to hydrolysis. Provides good weather stability, high abrasion resistance and resistance to dry cleaning.

Impranil C is an aqueous polyurethane dispersion used as a flexible film-forming binder in coatings, textiles, adhesives, and specialty finishing applications.
Impranil C consists of finely dispersed polyurethane particles in water that coalesce into a durable, elastic film upon drying.
This makes it widely used in systems where high flexibility, abrasion resistance, and soft-feel performance are required.

The dispersion forms transparent, tough, and highly elastic films that adhere well to various substrates such as textiles, leather, plastics, and paper.
Its polyurethane structure provides excellent mechanical strength and resistance to cracking even under repeated flexing.
These qualities make it suitable for both industrial and consumer applications needing long-term durability.

Impranil C has good adhesion, good resistance to hydrolysis, good weather stability.
Impranil C is a polyester urethane adduct based on toluene diisocyanate that must be crosslinked by the addition of polyisocyanate before use. 
Impranil C is suitable for formulating coatings with medium-hard handle for use in many different textile applications such as, protective clothing, sportswear, tarpaulins, awnings, fire hoses and sleeping bad undersides.

Uses Of Impranil C:
Impranil C is used in adhesive formulations to increase flexibility and bond strength between materials that undergo movement or deformation.
Its elasticity allows the adhesive layer to remain intact without cracking or losing adhesion during stress.
These properties support its use in laminates, composite materials, and flexible bonding applications.

Impranil C is applied in protective coatings where resistance to abrasion, hydrolysis, and mechanical wear is required.
Its polyurethane network offers excellent durability, making coated materials more resistant to environmental impacts and daily use.
This makes it suitable for outdoor textiles, protective clothing, and high-performance industrial coatings.

Impranil C is also used in breathable coatings for fabrics where moisture vapor transmission is important.
Its flexible polymer film allows air and moisture vapor to pass through while still protecting the substrate from external elements.
This balance of protection and comfort makes it useful in activewear, workwear, and performance fabrics.

Impranil C is widely used in textile coatings to improve flexibility, durability, and resistance to mechanical wear.
Its polyurethane film forms a soft yet strong layer that protects fabrics from abrasion, tearing, and repeated washing.
This makes it suitable for functional textiles used in sportswear, outdoor clothing, and industrial work garments.

Impranil C is commonly applied in synthetic leather and artificial leather production to provide a smooth, elastic, and durable surface finish.
Its film gives synthetic leather a natural feel while enhancing resistance against cracking, bending, and environmental exposure.
These features are important for upholstery, automotive interiors, footwear, and fashion accessories.

Impranil C is used in coatings for foams and flexible substrates because its elasticity allows the coated surface to compress and rebound without delamination.
This makes the coated material more resilient under pressure and more resistant to permanent deformation.
Such performance is beneficial in cushioning materials, mattresses, and upholstered furniture components.

The dispersion is frequently used in printing pastes and pigment-binding formulations for textile printing.
Its strong film-forming capability ensures that pigments adhere firmly to fibers even after repeated laundering.
This results in long-lasting prints with enhanced clarity, brightness, and durability.

Impranil C is employed in adhesives where flexible bonding is required, especially for substrates that bend, stretch, or move during use.
The polyurethane matrix provides strong adhesion while maintaining elasticity, preventing cracks from forming at the bonded interfaces.
These properties make it suitable for laminating films, assembling footwear, and bonding flexible composites.

The material is used as a binder in high-performance waterborne coatings that require resistance to chemicals, oils, and environmental conditions.
Its polyurethane structure can withstand exposure to cleaning agents, sweat, and outdoor weathering without significant degradation.
This durability is important for protective coatings used in automotive parts, consumer goods, and outdoor fabrics.

Impranil C is used in breathable coatings on textiles where controlled water vapor transmission is necessary.
Its flexible film allows moisture to pass through while maintaining water resistance and surface integrity.
This makes it ideal for coated fabrics used in rainwear, medical textiles, and performance sports materials.

Impranil C is incorporated into coating systems that need to maintain clarity or translucency while providing mechanical strength.
Its transparent polyurethane film does not significantly alter the appearance of the substrate, allowing natural textures or colors to remain visible.
This is beneficial for decorative coatings on fabrics, plastics, and specialty materials.

Impranil C is widely used in finishing processes for high-end fashion textiles to provide smoothness, elasticity, and luxurious hand-feel.
Its film adds gentle softness and enhances drapability without making the fabric stiff or brittle.
These enhancements are valued in premium apparel, designer fabrics, and lightweight garments.

Impranil C is widely used as a flexible binder in textile coatings where it provides elasticity, durability, and a soft touch to fabrics.
Its polyurethane film forms a protective yet breathable layer that enhances the performance of garments, sportswear, and technical textiles.
This makes it suitable for applications where comfort, flexibility, and long-term mechanical strength are essential.

Impranil C is commonly used in synthetic leather coatings to improve surface feel, abrasion resistance, and visual appearance.
Its film-forming nature creates smooth, uniform coatings that mimic the flexibility and tactile qualities of natural leather.
These features make it ideal for footwear, upholstery, automotive interiors, and fashion accessories.

Impranil C is used as a key component in waterborne coatings that require high elasticity and crack resistance under repeated bending or stretching.
Its polyurethane matrix maintains integrity even under dynamic stress, making it suitable for stretchable substrates and flexible surfaces.
This makes it valuable in coatings for flexible plastics, industrial fabrics, and bendable components.

The dispersion is incorporated into printing pastes and textile inks to enhance adhesion, film formation, and wash durability.
Its strong binding properties ensure that printed patterns remain vibrant and intact even after repeated laundering.
This makes it useful for screen printing, digital printing, and decorative fabric applications.

Safety Profile Of Impranil C:
Impranil C shows high compatibility with pigments, fillers, and other polymer dispersions, which allows formulators to create customized coating systems.
This versatility makes it possible to adjust softness, elasticity, gloss, or hardness depending on the required end-use.
Such formulation flexibility helps industries produce coatings tailored to specific material and performance needs.

Impranil C provides excellent resistance to abrasion and scratching, which helps maintain the surface quality of coated materials exposed to mechanical stress.
This durability is especially valuable in applications such as sportswear, workwear, and synthetic leather goods that undergo frequent movement.
Its robust polymer network ensures long-lasting performance even after repeated bending or handling.

The dispersion also offers very good resistance to hydrolysis, allowing coatings to remain stable in humid or wet environments.
This property is crucial for products like outdoor textiles, footwear, and flexible packaging materials that face environmental moisture.
Long-term exposure to water does not significantly degrade the mechanical properties of the Impranil C film.