Industrial formaldehyde
Introduction
Formaldehyde, chemical formula or HCHO or CH2O, formula 30.03, also known as ant aldehyde, explosion limit: 7.0-73%. It has a strong reducing effect and is used as raw material of pesticide and disinfectant, synthetic resin, vinylon, urotropine, jilisuteol and dye, etc.
| Product Name | Aldehyde Content% | Appearance | Features | Application | |
|---|---|---|---|---|---|
| Formaldehyde | 37 | colorless transparent liquid type formaldehyde | commonly known as formalin | is widely used in chemical industry, textile, wood processing, etc | |
| Paraformaldehyde | 98 | white crystalline powder | high solid content | , herbicides, synthetic resin, coatings, adhesives and other industries | |
| High concentration formaldehyde | 52 | colorless transparent liquid | higher reactivity for MDI | polyethylene tetrahydrofuran, pom, such as chemical and pharmaceutical industries |
| Category | Details |
|---|---|
| Chemical Formula | HCHO; simplest aldehyde, polymerizes into paraformaldehyde |
| Key Applications | –Wood Adhesives: Urea-formaldehyde (UF) resins –Plastics: Phenolic resins, molding compounds –Textiles: Finishing agent for wrinkle-resistance –Disinfectants: Medical/industrial sterilization |
| Industrial Grades | –37% Solution: Common aqueous solution –50% Solution: High-concentration blends –Gas Form: Polymerization processes |
| Safety Risks | –Acute Exposure: Respiratory irritation, skin sensitization –Carcinogenicity: IARC Group 1 (nasal cancers) –Flash Point: 64°C (closed cup) |
| Regulatory Compliance | –OSHA PEL: 0.75ppm (TWA) –REACH: Authorized under strict controls –EPA: Emission limits for composite wood products |
| Environmental Impact | –VOC Emissions: Contributes to ground-level ozone –Wastewater Treatment: Biodegradation challenges –Carbon Footprint: Energy-intensive production |
| Sustainability Trends | –Green Alternatives: Bio-based adhesives (e.g., soy-based) –Process Innovations: Closed-loop systems for capture/reuse –Catalyst Development: Reducing energy consumption |
| Market Dynamics | –Global Demand: ~5.5M tons/year (2025) –Growth Drivers: Emerging economies, construction sector –Price Drivers: Methanol feedstock costs, energy prices |
Note: Critical industrial chemical requiring rigorous safety protocols. Industry focus on reducing environmental footprint through technological advancements.
Key Characteristics
Physical & Chemical Properties
| Property | Specification |
|---|---|
| Molecular Formula | CH₂O |
| Boiling Point | -19°C (gas) / 37% in water |
| Density | 1.09 g/cm³ (37% solution) |
| Flash Point | 85°C (37% solution) |
| Solubility | Completely miscible in water |
Commercial Forms
| Form | Concentration | Primary Use |
|---|---|---|
| Aqueous Solution | 37-50% | Most common industrial form |
| Paraformaldehyde | 91-99% | Solid, slow-release form |
| Gas | 100% | Direct chemical synthesis |
Industrial Applications
Major Uses
| Industry | Application | Key Products |
|---|---|---|
| Resin Production | Adhesives & binders | Urea-formaldehyde resins |
| Construction | Composite wood products | Particleboard, MDF |
| Automotive | Molded components | Phenolic resins |
| Healthcare | Disinfection | Sterilizing solutions |
| Textiles | Fabric treatment | Wrinkle-resistant finishes |
Safety & Handling
Health Hazards: Carcinogenic (Group 1 IARC), skin/eye irritant
Exposure Limits: 0.75 ppm (8-hr TWA), 2 ppm (STEL)
Storage: 21-25°C in corrosion-resistant containers
Stabilization: Typically contains 10-12% methanol
Production Methods
Methanol Oxidation(90% of global production)
Natural Gas Direct Conversion
Biomass Pyrolysis(emerging technology)
Conclusion
Industrial formaldehyde remains indispensable despite its toxicity concerns, with annual production exceeding 50 million tons. Future developments focus on safer handling technologies and bio-based production methods to maintain its critical role in manufacturing.
Отправить запрос, связаться с поставщиком
Другие товары поставщика
 |
2,5-Diaminotoluene sulfate CAS 615-50-9 | 615-50-9 – Names and Identifiers Name 2,5-Diaminotoluene sulfate Synonyms C.I. 76043C.I. Oxidation Base 4P-TOLYLENEDIAMINE SULF... |
 |
PVF oil pipe coating | Product Introduction Used for automobile oil pipes. PVF coating characteristics: (PVF) coating is the abbreviation of polyvinyl fluoride (Polyvi... |
 |
Dispersants STD-58685N | Introduction Composition: Organic copolymer solution with pigment-friendly groups Appearance: yellow transparent solution Active ingredient: 50%... |
 |
Acrylate Instant Adhesive | Introduction MT941/MT912/MT994 series: One component quick curing, solvent-free cyanoacrylate adhesive. The product covers various specifications... |
 |
Adhesion promoters STD-7255 | Description STD-7255 is a linear polyester with active hydrogen atoms adhesion promoter. It is suitable for self dry solvent coating systems. STD... |
Похожие товары
 |
Calabashes Finial | Продавец: 868715 | Hangzhou Chuanya Building Materials Co., Ltd. offers Calabashes Finial, a decorative roofing acce... |
 |
Catalytic Converter Scrap Supplier, Catalytic Converter Scrap for Sale, , Catalytic Converter Scrap, Catalytic Scrap for Sale, Catalytic Scrap Supplier, Scrap Catalytic Supplier | Продавец: Trucont LLC | В компании Trucont LLC мы постоянно предлагаем лом каталитических преобразователей для немедленно... |
 |
Natural cypress cat litter | Продавец: DALIAN ZZ INT'L TRADE CO.,LTD. | Natural cypress cat litter Eco-friendlyLightweightFlushableLow tracking and low dustWill not gro... |
 |
DTG ink for Brother Printhead | Продавец: Guangzhou SAVEN Technology Co., Ltd | DTG inkhas a strong fluency on the kinds of print head, it can be satisfied with the production d... |
 |
Direct to Garment (DTG) Pigment Ink DTG-100W | Продавец: Guangzhou SAVEN Technology Co., Ltd | DTG inks are a range of digital textile pigment inks. Direct to Garment pigment inks offer an eas... |
