---
title: "Industrial Grade Polyethylene Glycol"
industry: "Basic Chemical Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:INDUSTRIAL_GRADE_POLYETHYLENE_GLYCOL"
  data_integrity_hash: "740afd161eab3d13127bbf42171063c5"
  source_authority: "https://cnfx.com"
  strict_mode: true
source_identity:
  provider: "CNFX Industrial Knowledge Graph"
  index_version: "2026.Q1-Universal"
  authority_id: "URN:CNFX:ME:INDUSTRIAL_GRADE_POLYETHYLENE_GLYCOL"
  data_source_uri: "https://cnfx.com/llms/industry/basic-chemical-manufacturing/product/industrial-grade-polyethylene-glycol.md"
  official_resource_url: "https://cnfx.com/industry/basic-chemical-manufacturing/product/industrial-grade-polyethylene-glycol"
  is_verified_logic: true
attributes:
  hydroxyl_value:
    status: "config-dependent"
    typical_range: "0.1-10 MPa pressure, -40 to 200°C temperature"
    unit: "mg KOH/g"
  molecular_weight:
    status: "config-dependent"
    typical_range: "0.1-10 MPa pressure, -40 to 200°C temperature"
    unit: "g/mol"
engineering_limits:
  max_safe_operating_point:
    value: 250
    unit: "°C"
    consequence: "Chain scission via thermal-oxidative degradation at Arrhenius activation energy threshold of 80 kJ/mol"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Thermal runaway from exothermic polymerization side reactions"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Jacketed reactor with PID-controlled cooling to maintain ΔT &lt; 5°C from setpoint"
  - node_2:
      trigger: "Hydrolytic cleavage from water ingress exceeding 500 ppm concentration"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Molecular sieve drying beds maintaining dew point &lt; -40°C in feed streams"
bom_nodes:
  polymer-chain:
    type: "component"
    urn: "URN:CNFX:ME:POLYMER_CHAIN"
    interface_type: "physical-logic-coupled"
  terminal-hydroxyl-groups:
    type: "component"
    urn: "URN:CNFX:ME:TERMINAL_HYDROXYL_GROUPS"
    interface_type: "physical-logic-coupled"
  catalyst-residue:
    type: "component"
    urn: "URN:CNFX:ME:CATALYST_RESIDUE"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 9001:2015 - QUALITY MANAGEMENT SYSTEMS"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/basic-chemical-manufacturing/product/industrial-grade-polyethylene-glycol.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "e7160aa627abead220c2569779b167330a35ed56e2724bc959f692323f6e014d"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Industrial Grade Polyethylene Glycol

## 1. Technical Definition
Polyether compound used as industrial chemical intermediate and processing aid

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.1-10 MPa pressure, -40 to 200°C temperature**. Failure boundary: **Thermal decomposition at 250°C, viscosity breakdown at shear rates &gt; 10000 s⁻¹**, Mechanism: **Chain scission via thermal-oxidative degradation at Arrhenius activation energy threshold of 80 kJ/mol**.

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Thermal runaway from exothermic polymerization side reactions | 8 | Viscosity collapse from molecular weight reduction via chain scission | Jacketed reactor with PID-controlled cooling to maintain ΔT &lt; 5°C from setpoint |
| Hydrolytic cleavage from water ingress exceeding 500 ppm concentration | 8 | Acid-catalyzed ether bond hydrolysis forming ethylene glycol oligomers | Molecular sieve drying beds maintaining dew point &lt; -40°C in feed streams |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| hydroxyl_value | Config-dependent | mg KOH/g | Verified |
| molecular_weight | Config-dependent | g/mol | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Reactor Vessel**, **Heat Exchanger**, **Distillation Column**  
**Downstream Applications**: Polyurethane Foam, Lubricants, Pharmaceutical Excipients  

## 5. Engineering Risks & FAQ
- **Caution**: 
- **Caution**: 
- **Caution**: 

### Q: What are the primary industrial applications of polyethylene glycol?
**A**: Polyethylene glycol serves as a versatile chemical intermediate in basic chemical manufacturing, functioning as a processing aid, lubricant, binder, and carrier in various industrial formulations and reactions.

### Q: How does molecular weight affect polyethylene glycol performance?
**A**: Average molecular weight determines key properties like viscosity, melting point, and solubility. Higher molecular weight PEGs offer increased viscosity and thermal stability, while lower weights provide better solubility and fluidity.

### Q: What quality specifications are critical for industrial polyethylene glycol?
**A**: Critical specifications include hydroxyl value (indicating reactivity), viscosity at operating temperatures, water content (affecting stability), pH value, and melting point range for proper handling and processing consistency.

## 6. Manufacturing Compliance
- ISO 9001:2015 - QUALITY MANAGEMENT SYSTEMS

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Industrial Grade Polyethylene Glycol](https://cnfx.com/industry/basic-chemical-manufacturing/product/industrial-grade-polyethylene-glycol)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **3** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: INDUSTRIAL_GRADE_POLYETHYLENE_GLYCOL | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 4a4f735e
