1,6-Hexanediol is a crystalline substance, soluble in water and alcohol; used in gasoline refining, as an intermediate in nylon manufacturing, and in making polyesters and polyurethanes.
1,6-Hexanediol (HDO) is used to manufacture industrial coatings including lower volatile organic compound formulations, polyurethanes, adhesives, and cosmetics.
HDO also serves as a reactive thinner in the formulation of epoxy systems, which for example are used for the efficient production of rotor blades for modern wind turbines, as well as construction components for automotive lightweight applications.
1,6-Hexanediol performs in the various application such as raw materials of surface Coatings and intermediates of PU, Adhesives and Cosmetics.
1,6-Hexanediol is also used in polymeric plasticizers, unsaturated polyesters and dyestuffs
IUPAC name: Hexane-1,6-diol
Other names: Hexamethylene glycol; 1,6-Dihydroxyhexane; 1,6-Hexylene glycol; Hexamethylenediol; HDO ;1,6-Hexamethylene glycol
1,6-Hexanediol is raw material for polyurethane coatings, polyester resins and polycarbonatediol resins.
1,6-Hexanediol is also used as a raw material to make reactive diluent for epoxy resin.
The chemical structure of 1,6-hexanediol, which contains terminally located hydroxyl groups, makes it highly reactive and useful for the manufacture of a variety of derivatives.
1,6-Hexanediol is also used as a raw material for a UV curing material, which is expanding market share as an environmentally friendly coating material that do not use solvents
1,6-Hexanediol is a building block for saturated polyesters and polyurethanes acrylic esters of 1,6-Hexanediol are used as reactive diluent for UV-coatings.
1,6-Hexanediol is used in polyesters for solvent-borne paints, in stoving enamels for automotive coatings, for can-& coil-coating and for general applications.
Hexamethylene glycol is preferentially used in two-component paints for plastic coatings and repair coatings. Hexamethylene glycol is suitable for polyester plasticizers and in soft segments for polyurethanes.
1,6-Hexanediol shows an optimum balance of flexibility and toughness (excellent flexibility in combination with sufficient hardness) in polyesters and polyurethane.
1,6-Hexanediol is used as an intermediate in polymer syntheses (nylon, polyesters manufacturing). The main application field is polyurethanes manufacturing, to produce UV coating active monomer (HDDA), Polycarbonatediol(PCD) and many products in Polyesters fields. It is also used in gasoline refining and in pharmaceutical manufacturing.
CAS Number: 629-11-8
EC / List no.: 211-074-0
CAS no.: 629-11-8
Hexane-1,6-diol is a diol that is hexane substituted by hydroxy groups at positions 1 and 6.
Hexane-1,6-diol is a diol and a primary alcohol.
Hexane-1,6-diol derives from a hydride of a hexane.
Applications : In the synthesis of polyesters and polyurethanes
Intermediate for high polymers (nylon, polyesters), coupling agent, coal coating
As a raw material for hexamethylenediamine; in gasoline refining; as plasticizer.
In the production of varnishes, adhesives, pharmaceuticals and textile auxiliaries.
HDO is a versatile diol precursor from the group alkanediols; it is colorless and crystalline solid.
HDO as a building block for resins used for adhesives providing flexibility and adhesion
HDO as a building block for the production of polyester and polyurethane resins. Good balance between hardness and flexibility, adhesion, weatherability or hydrolysis resistance.
HDO is also applied in the manufacturing process of radiation-curable coatings, polycarbonate diols and as a reactive thinner for the formulation of epoxy systems which are used for the efficient production of rotor blades for modern wind turbines.
1,6-hexanediol is an organic compound and it is a colorless water-soluble solid.
1,6-Hexanediol is an inexpensive chemical and is commercially available for the adoption of various industrial use.
1,6-Hexanediol is adopted for the manufacturing of industrial polyester and polyurethane.
Moreover, 1,6-Hexanediol has low toxicity and low flammability, which is generally considered as safe.
1,6-Hexanediol is also used to improve the hardness and flexibility of polyesters.
The growth of the 1,6-hexanediol market is primarily driven by the increase in the use of 1,6-Hexanediol in polyurethanes across emerging nations and an increase in the research and development from leading players. Moreover, the increase in advancement in technologies and development of bio-based raw materials are expected to create opportunities for the manufacturers in the global market over the forecast period. However, the storage and transportation of 1,6-Hexanediol and wide availability of substitute are expected to hamper the growth of the global 1,6-hexanediol market in the coming years.
1,6-Hexanediol is a linear diol contains terminally located two primary hydroxyl groups. It is used in the production of polyesters for polyurethane elastomers, coatings, adhesives and polymeric plasticizers.It is also used as an intermediate in the production of the bifunctional Hexanediol Diacrylate.
1,6-Hexanediol is an organic compound with the formula (CH2CH2CH2OH)2.
It is a colorless water-soluble solid.[
1,6-Hexanediol is prepared by the hydrogenation of adipic acid or its esters.
Laboratory preparation could be achieved by reduction of adipates with lithium aluminium hydride, although this method is impractical on a commercial scale.
SYNONYMS: Hexamethylene Glycol; Hexamethylenediol; HDO; 1,6-Dihydroxyhexane; omega-Hexanediol; alpha,omega-Hexanediol;
1,6-Hexanediol is a low toxicity, water soluble, hygroscopic, colorless crystalline solid widely used for industrial polyester and polyurethane production.
1,6-HEXANEDIOL is also identified by the synonyms Hexane-1,6-diol; 629-11-8; Hexamethylene glycol; 1,6-Dihydroxyhexane, and Hexamethylenediol.
1,6-Hexandiol’s long hydrocarbon chain gives the compound the ability to improve the flexibility and hardness of polyesters. It is also used as a chain extender in polyurethanes. The resulting modified polyurethane has high resistance to hydrolysis as well as mechanical strength, but with a low glass transition temperature.
Additionally, 1,6-Hexandiol is used as an intermediate in the manufacture of acrylics, adhesives, and dyestuffs. Styrene, maleic anhydride, fumaric acid, and unsaturated polyester resins have also been made from 1,6-hexanediol.
Consumer applications include use in the manufacture of ink, toner, and colorant products as well as for paint and coatings production.
CAS #: 629-11-8
SYNONYM: Hexamethylene Glycol; 1,6-Hexanediol; 1,6-Hexanediol
• hexamethylene glycol
• 1,6-hexylene glycol
1,6-Hexanediol (HDO) is an important precursor in the polymer industry
1,6-Hexanediol (8CI, 9CI)
Description: 1,6-Hexanediol (HDO) is a colorless, odorless molten mass or solid. It is miscible in water in all proportions and soluble in ethanol.
1,6-Hexanediol is an important precursor for high-performance coatings, fibers, adhesives, polyurethanes, polycarbonate diols, and as reactive diluent for epoxy resins.
As 1,6-hexanediol contains the hydroxyl group, it undergoes the typical chemical reactions of alcohols such as dehydration, substitution, esterification.
Dehydration of 1,6-hexanediol gives oxepane, 2-methyltetrahydropyran and 2-ethyltetrahydrofuran.
Corresponding thiophene and pyrrolidone can be made by reacting 1,6-hexanediol with hydrogen sulfide and ammonia respectively.
1,6-Hexanediol is widely used for industrial polyester and polyurethane production.
1,6-Hexanediol can improve the hardness and flexibility of polyesters as it contains a fairly long hydrocarbon chain.
In polyurethanes, it is used as a chain extender, and the resulting modified polyurethane has high resistance to hydrolysis as well as mechanical strength, but with a low glass transition temperature.
It is also an intermediate to acrylics as a crosslinking agent, e.g. hexanediol diacrylate.
Unsaturated polyester resins have also been made from 1,6-hexanediol, along with styrene, maleic anhydride and fumaric acid.
1,6-Hexanediol has low toxicity and low flammability, and is generally considered as safe.
It is not irritating to skin, but may irritate the respiratory tract or mucous membranes.
Dust or vapor of the compound can irritate or damage the eyes.
1,6-Hexanediol solution, BioUltra, ~6 M in H2O
1,6-Hexanediol, >=99% C6-Dioles basis (GC)
Applications: Intermediate used in the production of Acrylates, PCD, Paint industry, Plasticizer, Polyesterpolyol, Polyurethane-adhesives and TPU
The demand for 1,6-hexanediol has improved in recent years due to its increased consumption in the APAC region.
In addition, the increasing use of 1,6-hexanediol in varied applications, such as coatings, PU, acrylates, and polyester resins, has further contributed to the growth of this market.
The newer, high-growth applications of 1,6-hexanediol include alkyd resins, epoxy resins, thermoplastic polyurethane elastomers, PU dispersions, polycarbonate diols, and wood & coil coatings.
For instance, there is a sharp rise in demand for polycarbonate diol-based polyurethanes that are increasingly favored as new high-performance materials for automotive interior and electronic material applications.
The polyurethanes segment is the largest application segment of the global 1,6-hexanediol market, in terms of value and volume.
A principal factor for the growth of polyurethanes is the demand for its sub-applications or derivatives, such as thermoplastic polyurethanes elastomers, coatings, and foams, across varied regions. The APAC region with the rising demand for polyurethanes further propels the growth of the global 1,6-hexanediol market.
In addition, emerging countries in the APAC region, such as China, Korea, India, and Vietnam have witnessed an increase in polyurethane production. Thus, increasing demand for polyurethanes across varied industry verticals has contributed to the growth of the polyurethanes segment.
Molar weight: 118.2
CAS (CAS Number): 629-11-8
Dyestuffs, pigments and optical brighteners
Flavour and fragances
Glues and adhesives
Hardener and crosslinking agents for polymers
Manufacturing of coating
Manufacturing of dyestuffs
Manufacturing of fibres
Manufacturing of fragances
Manufacturing of glues and adhesives
Manufacturing of pharmaceutical agents
Manufacturing of plastics
Manufacturing of reprographic chemicals
Manufacturing of textile dyestuffs
Manufacturing of textiles dyestuffs
Pharmaceutical industry / Biotechnology Photography Plastic- and Rubber polymers
Polyester Polymer auxiliaries Specialities
The market is anticipated to grow at faster pace due to polyurethane, 1,6 hexanediol is widely used in the manufacture of polyurethane, the application of polyurethane is vast namely in construction, electronics, automotive, furniture and many other industries.
Adipol 1.6-Dihydroxyhexane HDO Hexamethyleneglycol-(1,6) 1.6-Hexamethyleneglycol Hexane-1,6-diol 1,6-Hexanediol
alpha,omega- hexane diol
Product Name: Hexanediol-1.6 pure liquid
Chemical Name: 1,6-Hexanediol
CAS Number: 629-11-8
1,6 Hexanediol market is segmented into by application: polyurethane, paints & coatings, acrylics, adhesive, polyester resins, and unsaturated, plasticizers.
1,6 Hexanediol is used in polyurethane, polyurethane had the largest market share in 2016 owing to rising energy conversation importance due to increasing cost along with shift in preference towards high efficiency and low GHG material.
Paints & Coatings are the second largest segment in 2016, the market is anticipated to touch down in millions by 2022.
The properties of 1,6 Hexanediol are high porosity, good thermal stability, and good physical stability at high pressure, and polymer monoliths owing to these properties the application is diverse namely, polyurethane, paints & coatings, acrylics, adhesive, polyester resins, and unsaturated, plasticizers.
Overview: 1,6-Hexanediol is a colorless to light yellow solid at ambient temperatures. The chemical has a faint odor.
Uses: 1,6-Hexanediol is sold by LANXESS for use as an intermediate or reactant in the manufacture of polyesters, polyurethanes, varnishes,adhesives and other products.
Melting Point:39 to 42°C
Boiling Point: 250°C (1013 hPa)
Flash Point: 136°C (276.8°F) closed cup
Solubility in Water: Miscible
CLASS: Specialty Chemicals, Solvents - Glycols - Alcohols, Adhesives, Coatings and Sealants Chemicals, Plasticizers, Organic Intermediates and Compounds, Industrial Chemicals
FUNCTIONS: Solvents, Plasticizers, Dyes and colors, Surfactant, Organic Intermediate
INDUSTRY: Industrial, Resin & Coating, Adhesives, Acrylics, Specialty Chemicals, Plastics, Organics, Solvents
1,6-Hexanediol is an important precursor for high-performance coatings, fibers, adhesives, polyurethanes, polycarbonate diols, and as reactive diluent for epoxy resins.
The application segment for the 1, 6-hexanediol market is segmented into polyurethanes, coatings, acrylates, adhesives, polyester resin, plasticizers and others.
The global market for 1,6-Hexanediol is expected to grow at a CAGR of about 7% during the forecast period.
Major factors driving the market studied are the increasing usage as feedstock for manufacturing chemical compounds and rising demand from the wind energy sector.
On the other side, presence of substitutes such as like butanediol and pentanediol and unfavorable conditions arising due to COVID-19 outbreak are the major restraints, which is hindering the growth of the market.
Advancement in technology and development of bio-based raw material is expected to provide new opportunities for 1,6-Hexanediol market.
The polyurethane and coatings segments are expected to dominate the global 1,6-hexanediol market over the forecast period owing to its wide range of usage in paints and coatings industries.
Europe region represents the largest market and is also expected to be the fastest-growing market over the forecast period owing to the consumption from countries such as Germany and United Kingdom.
Increasing Demand from the Polyurethane and Coatings Segment
The growth of polyurethanes is attributed to the high demand for paint and coatings, elastomers, foams.
1,6-hexanediol is used as a chain extender in the polyurethane’s application segment.
1,6-hexanediol converts the polyurethane into a modified polyurethane with substantially high corrosion resistance.
Also, it permeates different properties in polyurethanes, such as high mechanical strength, low glass transition temperature, and high heat resistance.
A key factor for the growth of polyurethanes is the demand for its sub-applications or derivatives, such as thermoplastic polyurethanes elastomers, coatings, and foams, across varied regions.
In addition, expanding need for mechanical coatings attributable to strong end-user industry development is driving the market growth.
Protective coatings are utilized on enormous scale in applications, for instance, car, foundation and apparatus and gears to improve quality and aesthetic properties of the item.
Thus, robust industry development is predicted to surge the global 1,6 hexanediol market.
Europe is the fastest growing market for 1,6-hexanediol and is projected to remain so owing to steady consumption by manufacturers of adhesives, softening agents, lacquers, acrylics, and several other consumer products, which are driving the growth of the 1,6-hexanediol market.
The use of chemicals in the manufacturing of acrylates will be particularly notable in Europe.
Germany and Italy are among the key importers in the region mainly attributable to increasing demand of PU in automobile applications.
The construction industry is projected to witness significant growth over the years, on account of hefty investments in new infrastructure developments, housing projects, and renovation/repaint of residential and commercial buildings.
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1. WO2015027184 - PRODUCTION OF 1,6-HEXANEDIOL FROM ADIPIC ACID
Processes are disclosed for the conversion of adipic acid to 1,6-hexanediol employing a chemocatalytic reaction in which an adipic acid substrate is reacted with hydrogen in the presence of particular heterogeneous catalysts including a first metal and a second metal on a support.
The adipic acid substrate includes adipic acid, mono-esters of adipic acid, di-esters of adipic acid, and salts thereof.
The first metal is selected form the group of Pt, Rh and mixtures thereof and the second metal is selected from the group of Mo, W, Re and mixtures thereof.
International Application No.
Based on the application, the global 1,6-hexanediol market has been segmented into polyurethanes, acrylates, coatings, polyester resin, adhesives, plasticizers, and others.
The polyurethanes application segment accounted for approximately 35.2% of the share in the global 1,6-hexanediol market in 2018 owing to an increase in demand for thermoplastic polyurethanes elastomers, coatings, and foams.
It infuses different properties in polyurethanes, such as high mechanical strength, low glass transition temperature, and high heat resistance.
It generally changes the polyurethane into an improved polyurethane with substantially high corrosion resistance.
While coatings accounted highest CAGR of around 10.1% in the global 1,6-hexanediol market during the forecast period owing to the high affinity of 1,6 hexanediol towards the water.
This expected to increase its adoption in paints, covering and acrylics, glues, and plasticizers among others.
These benefits are expected to enhance the demand and sales for coatings across the developed and developing countries in the global market.
1,6-Hexanediol is a waxy hygroscopic solid compound that is white in colour. The compound is a linear diol that contains two primary hydroxyl groups that are located at the terminal. 1,6-Hexanediol’s linear hydrocarbon chain enables the compound to have enhanced hardness and flexibility of polyesters. Moreover, this property is utilized in the extending chains in polyurethanes.
1,6-Hexanediol is produced by a propriety process that is based on BASF technology. Industrially, it is prepared by the hydrogenation of adipic acid. Conversely, in the laboratory, 1,6-Hexanediol can be synthesized by the reduction of adipic acid with lithium aluminum hydride.
Uses and Applications
1,6-Hexanediol is widely utilized in the manufacture of polyesterols such as sebacates, azelates, and adipates. These compounds are resistant to hydrolysis and have low glass transition temperature as well as high mechanical levels. 1,6-hexanediol is used as an ingredient in the preparation of a wide range of tailor-made products for numerous specialty and standard applications.
1,6-hexanediol is utilized as an ingredient in the manufacture of the bifunctional hexanediol diacrylate which is a monomer that is normally used in conjunction with other acrylic monomers as a reactive diluent for decorative coatings and printing inks.
Urethanes and co-terephthalates that are based on 1,6-hexanediol provide faster better tack properties and crystallization. Due to its low glass transition property, 1,6-hexanediol offers high flexibility as well as excellent adhesive properties.
1,6-hexanediol is incorporated into the production of other compounds used in polymeric thickeners, sizing agents, plasticizers for polyvinyl chloride, pesticides, and surfactants dyestuffs as a flexible building block.
1,6-hexanediol is a no-irritating to the skin. However, it can be irritative to the respiratory tract and mucous membrane. 1,6-hexanediol vapours or dust cause irritation to the eye. Severe eye exposure may cause conjunctivitis, iritis, and diffuse corneal opacity.
white waxy flakes
Solvent, intermediate for high polymers (nylon, polyesters), coupling agent, coil coating.
ChEBI: A diol that is hexane substituted by hydroxy groups at positions 1 and 6.
Tetrahedron Letters, 34, p. 243, 1993 DOI: 10.1016/S0040-4039(00)60557-9
Toxic by ingestion.
Fractionally crystallise it from its melt or from water. Distil it in vacum. [Beilstein 1 IV 2556.]
1,6-Hexanediol Preparation Products And Raw materials
Diethyl ester Copper chromite Diethyl oxalate Dimethyl phthalate
Disperse Red 91 Polyurethane foams Polyester resin paint HEXAMETHONIUM BROMIDE rich_d_transallethrin Tetramethrin
• HEXAMETHYLENE GLYCOL
• 1,6-HEXYLENE GLYCOL
• HDO 1,6-Hexanediol Flakes
• 1,6-HEXANEDIOL (HDO)
• 1,6-Hexanediol (flake and molten)
• 1,6-Hexanediol, 97% 1KG
• 1,6-Hexanediol, 97% 2.5KG
• 1,6-Hexanediol solution, Additive Screening Solution 05/Fluka kit no 78374
• 1,6-Hexanediol,Hexamethylene glycol
• 1,6-Dihydroxyhexane Hexamethylene Glycol 1,6-Hexylene Glycol
• 1,6-HEXANEDIOL FOR SYNTHESIS
• Additive Screening Solution 05/Fluka kit no 78374
• Hexamethylene Glycol 〔1,6-Hexanediol〕
• 1,6 Hexanediol HM
• 1,6-HEXANEDIOL, 98%1,6-HEXANEDIOL, 98%1,6-HEXANEDIOL, 98%1,6-HEXANEDIOL, 98%
• 1,6-Hexanediol solution, 6 M
• 1,6-Hexanediol 3 M Solution
• 1,6-hexanediol solution
• 1,6-HEXANEDIOL FOR SYNTHESIS 100 G
• 1,6-HEXANEDIOL FOR SYNTHESIS 1 KG
• Monofunctional & 伪,蠅-Bifunctional Alkanes
• 伪,蠅-Bifunctional Alkanes
• X-Ray Crystallography
• Optimization Reagents
• Oxygen Compounds
• Proteomics and Protein Expression
• Protein Analysis
• Organic Building Blocks
• Building Blocks
• Industrial/Fine Chemicals
• Organic solvents
• Organic synthesis intermediates.plasticizer
• amine series
• Building Blocks
• Chemical Synthesis
1,6-Hexandiol [German] [ACD/IUPAC Name]
1,6-Hexanediol [ACD/Index Name] [ACD/IUPAC Name]
1,6-Hexanediol [French] [ACD/Index Name] [ACD/IUPAC Name]
MFCD00002985 [MDL number]
140434-69-1 secondary RN [RN]
1,6-Hexanediol as it is highly hygroscopic in nature, and measures need to be taken to minimize its exposure to air or moisture.
The temperature of the product should be maintained between 55°C and 70°C at all times to optimize its utility.
1,6-Hexanediol has been found to exhibit low toxicity, and proper precautions need to be undertaken while handling the chemical.
It causes eye irritation and diffuses opacity of cornea upon contact with the eyes. Vapors or dust of 1,6-Hexanediol also causes respiratory tract irritation.
Furthermore, proper protective garments are required to be worn by people handling the substance to minimize skin contact.