Industrial Catalytic Liquid Potassium Acetate
CAS NO.: 127-08-2
Molecular Formula: CH3COOK
Molecular Weight: 98.14
Character: Colorless transparent liquid, slightly sour.
Usage: It is used snow & ice melting agent, fertilizer and oilfield drilling.
Package: 1000L IBC tank or Flexibag.
Storage: It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.
- Product Description
Industrial Catalytic Liquid Potassium Acetate Solution — High-Purity Catalytic Grade for PU Foam, Epoxy & Chemical Synthesis
Industrial Catalytic Liquid Potassium Acetate (CAS No. 127-08-2) is an aqueous potassium acetate solution engineered for precision catalysis in polyurethane foam manufacturing, epoxy curing, and chemical synthesis. Made by Shanxi Zhaoyi Chemical Co., Ltd., The catalytic grade liquid is supplied by a company with over 30 years expertise in the synthesis of acetate salts and provides reliable reaction kinetics, very low chloride levels (<50 ppm) and reliable performance in industrial dosing systems. Potassium acetate is delivered as a 99% equivalent potassium acetate solution in liquid form in 1000L IBC tanks or Flexibags for bulk industrial supply chains globally.
Technical Specifications
Parameter | Specification | Test Method |
Content (CH₃COOK) | ≥50-60% | Potentiometric Titration |
Appearance | Colorless Transparent Liquid | Visual Inspection |
pH (10% Solution) | 7.5-9.2 | pH Meter |
Iron (Fe) | ≤0.002% | ICP-OES |
Arsenic (As) | ≤0.0004% | Atomic Absorption |
Sulfate (SO₄²⁻) | ≤0.05% | Gravimetric Analysis |
Heavy Metal (Pb) | ≤0.01% | ICP-MS |
Chloride (Cl⁻) | ≤0.01% | Ion Chromatography |
Specific Gravity | 1.25-1.35 g/cm³ | Pycnometer |
Molecular Formula | CH₃COOK | - |
CAS Number | 127-08-2 | - |
What Is Industrial Catalytic Liquid Potassium Acetate?
Potassium acetate in solution (CH3COOK) is a powerful trimerization catalyst, often named a “K-catalyst”, used in polyurethane and polyisocyanurate (PIR) foam systems. This catalytic version is different from typical deicing grades in that it is carefully filtered and ion exchanged to eliminate trace contaminants such as iron, chlorides and heavy metals.
Contaminants at the parts per million level may poison reaction kinetics or discolorate clear polymer end-products. This solution removes the items and enables uniform cream times, dependable foam expansion and steady processing from batch to batch.
Key Product Characteristics
Alkaline pH for Reaction Initiation
The pH range of 9.0–11.0 is specifically engineered to initiate nucleophilic attacks in urethane and esterification reactions. This alkalinity is not incidental — it is the chemical driver behind reliable isocyanurate ring formation.
High Specific Gravity for Precision Dosing
With a specific gravity of approximately 1.25–1.35 g/cm³, this product supports accurate volumetric dosing in high-pressure impingement mixing systems. Small dosing errors in PIR foam lines can cause significant variation in fire performance ratings — precise density helps eliminate that risk.
Low-Temperature Stability
A 50% solution remains liquid down to approximately –60°C. This makes it suitable for outdoor bulk storage in cold-climate manufacturing facilities, unlike many competing salt solutions that crystallize and clog equipment.
Chloride-Free Design
Chloride levels below 50 ppm prevent stress corrosion cracking in stainless steel reactors and storage tanks. This is a critical factor for facilities operating expensive high-pressure mixing equipment.
Industrial Catalytic Liquid Potassium Acetate vs Other Products
Feature | Our Catalytic Grade | Standard Deicing Grade | Solid Potassium Acetate |
Purity (CH₃COOK) | 50-60% | 25-35% | 98%+ |
Iron Content | ≤20 ppm | ≤200 ppm | ≤50 ppm |
Chloride Level | ≤100 ppm | ≤1000 ppm | ≤200 ppm |
Handling Ease | Liquid – No Dust | Liquid – Variable | Solid – Dust Hazard |
Dosing Accuracy | ±0.5% (Volumetric) | ±3-5% | ±2% (Gravimetric) |
Low-Temp Stability | -15°C (Glycol Blend) | -50°C | N/A |
Catalyst Activity | Optimized for Trimerization | Not Suitable | Requires Pre-Dissolution |
Cost Efficiency | Moderate | Low | High (Handling Costs) |
Quality Control Standards
Quality assurance for this product focuses on parameters that directly affect reaction performance and equipment service life.
Assay Purity (Potentiometric Titration)
The potassium acetate level is validated to be within ±1.0% of the prescribed concentration, thereby providing consistent catalytic activity across manufacturing batches. This is particularly critical when you’re developing stiff foam systems with narrow cream time windows.
Trace Iron Monitoring
The iron concentration must not exceed 5 ppm and is determined by ICP-OES. Higher iron levels may produce undesired side effects or discolouration in clear architectural foam applications.
Color and Clarity (APHA)
A standard of <20 APHA ensures the catalyst does not introduce color into exposed insulation boards or clear polymer systems. This is a non-negotiable specification for high-end architectural products.
Insolubles Testing
Gravimetric analysis yielded zero suspended solids. Small particles may block the fine-mesh dosing nozzles in current PU foam machines, causing expensive production downtime.
Shanxi Zhaoyi Chemical is certified to ISO 9001, ISO 14001 & ISO 45001 to satisfy your quality, environment and safety compliance needs.
Certifications & Compliance
Shanxi Zhaoyi Chemical Co., Ltd. maintains internationally recognized management system certifications to support your supply chain compliance needs.
· ISO 9001 — Quality Management System
· ISO 14001 — Environmental Management System
· ISO 45001 — Occupational Health and Safety Management System
· Kosher & Halal Certifications — Available for applicable product grades
Multilingual MSDS, COA, and conformity documentation are provided as standard. On-site factory audits by international customers are fully supported.
Application Areas
Rigid PIR Foam for Construction Insulation
This product drives isocyanurate ring formation in continuous laminating lines to produce fire rated insulation boards, giving PIR foam thermal stability and fire resistance. This guaranties a fast surface cure even in high throughput production.
Epoxy Resin and CASE Systems
Accelerator of cure for coatings, adhesives, sealants and elastomers. It is totally liquid and may be homogeneously dispersed in resin matrices. This prevents localised heat build up, the cause of brittle fracture in structural adhesives.
Synthesis of Pharmaceuticals and Fine Chemicals
It acts as a weak base and a buffering agent for condensation reactions. Its high solubility means that solid handling equipment is not required, reducing dust exposure in sterile reactor environments, as well as simplifying batch processing.
Snow & Ice Melting and Oilfield Drilling
In addition to catalytic uses, liquid potassium acetate format is also very good for runway deicing and oilfield drilling fluid formulation, where its high purity and low chloride concentration are performance benefits.
As a reliable industrial supplier of liquid potassium acetate, Shanxi Zhaoyi Chemical provides all these industries with constant batch quality and steady supply.
Benefits of Packaging & Supply
Shanxi Zhaoyi Chemical has a manufacturing base of 27,000 square meters, with an annual production capacity of 150,000 tonnes of acetate industrial catalytic liquid potassium acetate. This scale allows for regular planned orders as well as huge spot buys without any loss of batch uniformity.
Standard production lead time is 5–7 working days, with 24-hour dispatch available for in-stock inventory. Customer inquiries and technical proposals receive responses within 2 hours during business hours, with 24/7 online technical consultation available.
IBC tanks or Flexibags (1000L) are used to fill liquid items. Additive formulas & OEM packaging available upon request. Custom concentrations available.
FAQ
Q: Is this product a replacement for Potassium Octoate in PU foam formulations?
A: Yes. It is often used as a cheap substitute or co-catalyst. Potassium acetate will provide a better cure on the back end, but you will have to make some formulation tweaks to reaction profiles.
Q: What is the freezing point of the 50 percent concentration solution?
A: The 50% solution has a eutectic freezing point of around –60°C and is ideal for outdoor bulk storage in cold areas when other salt solutions would crystallise.
Q: Will this product be compatible with HFO blowing agents?
A: Sure. Catalytic grade material is stabilised for compatibility with current Hydrofluoroolefin (HFO) blowing agents maintaining shelf life of pre-blended polyol systems.
Q: What materials are suggested for storage tanks?
A: 304 or 316 stainless steel and HDPE both work well. Organic salt atmosphere is not suggested for long-term storage of carbon steels.
Q: What is causing the precipitation in the storage drum?
A: Precipitation generally occurs via supersaturation or evaporation of solvent. Our product is manufactured with stabilisers to avoid crystallisation in normal storage conditions.
Q: Do you provide custom concentrations or OEM packaging?
A: Yes. We provide bespoke concentrations, formulation changes and OEM label and package designs to meet your regional market or process needs.
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