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Derakane? epoxy vinyl ester resins chemical resistance guide

Derakane? epoxy vinyl ester resins chemical resistance guide
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Derakane? epoxy vinyl ester resins chemical resistance guide

Product catalog summary
Foreword
Derakane and Derakane Momentum™ epoxy vinyl ester resins, produced by Ashland, are renowned for their corrosion-resistant properties, making them ideal for Fiber-Reinforced Plastic (FRP) applications. This guide offers chemical resistance data to aid engineers in designing corrosion-resistant structures.
Product Description
Derakane resins, based on bisphenol-A epoxy resin, resist a wide range of chemicals. Different series like 411, 441, 470, 510A/C, and 8084 cater to specific applications, offering varied chemical, thermal, and mechanical resistance.
Chemical Resistance Table Usage
The guide includes a table with maximum service temperatures for various Derakane resins, detailing chemical environments, concentrations, and recommended resin types. Symbols like NR (Not Recommended) and LS (Limited Service) indicate resin suitability.
Special Cases
Mixtures of chemicals may be more aggressive than individual components. Consultation with Ashland's technical resources is advised for specific recommendations.
Postcure and Veils
Postcure processes are recommended to extend resin service life, especially at higher temperatures. Veils, such as synthetic or carbon, are advised for certain environments to enhance resistance.
Insufficient Information
For environments not covered, testing under actual conditions is recommended to determine resin suitability.
Coatings and Linings
Coatings and linings may require postcure for durability, with special precautions for strongly diffusing media.
High Gas Temperatures
In hot gas environments, the temperature resistance of veils must be considered, with carbon veils used if necessary.
Short Term Exposure/Spillage
Intermittent exposure or spills may allow for higher service temperatures than listed. Consultation with Ashland Technical Service is recommended.
Mixtures of Alternating Environment
Alternating storage or transport of different chemicals can affect FRP performance. Consultation with technical resources is advised.
Chemical Resistance Enquiry
For resin recommendations, detailed information on chemical nature, concentrations, and service temperatures is required.
Introduction
Derakane and Derakane Momentum™ resins are designed by Ashland Inc. for exceptional corrosion resistance, suitable for industrial applications under extreme conditions. This guide provides descriptions of various Derakane resins and chemical resistance data for engineers.
Specifications
The guide outlines Derakane resin specifications, including resistance to chemicals like acids, alkalis, bleaches, and solvents. Resins are categorized into series based on composition and properties, offering benefits like high thermal resistance or self-extinguishing properties.
Safety Precautions
Handling Derakane resins requires adherence to safety precautions similar to unsaturated polyesters. Safety Data Sheets assist in handling and disposal.
Recommendations and Limitations
Recommendations are based on Ashland's experience with Derakane resins. Ashland does not accept legal responsibility for resin use, advising users to consult industry standards and design guidelines for SVR equipment.
Chemical Resistance Data
The guide includes a chemical resistance table with the highest known temperatures for successful Derakane resin testing, providing recommendations for specific environments and precautions like using double surface veils or post-curing.
Post-Curing and Surface Veils
Post-curing is recommended to enhance resin service life, especially near maximum temperature limits. Conditions for post-curing and surface veils are specified to improve chemical resistance.
Conclusion
The guide is regularly updated with new data and experiences. Users are encouraged to consult the online version for the latest information and contact Ashland's technical service for inquiries.
Chemical Resistance Guide Overview
The document provides a comprehensive guide on the chemical resistance of Derakane and Derakane Momentum™ resins, including a detailed table of maximum service temperatures for various chemical environments, concentrations, and resin types.
Key Sections
  • Chemical Resistance Table: Lists chemical environments and maximum service temperatures for different Derakane resin types, including concentrations and temperature limits in Celsius and Fahrenheit.
  • Notes and References: Provides additional information and references for specific chemicals and conditions, directing readers to notes in multiple languages.
  • Company Information: Ashland Inc. is highlighted as the provider of Derakane resins, offering global services and support, with ISO 9001 certified manufacturing sites.
  • Contact Information: Lists global headquarters and regional centers with contact details for customer support and sales inquiries.
Critical Information
  • Temperature Limits: Specifies maximum service temperatures for chemical combinations, crucial for safe and effective resin use.
  • Global Support: Ashland's infrastructure and services meet global customer needs, emphasizing local support and global reach.
  • Legal Disclaimer: Includes a disclaimer about the accuracy and reliability of the information, stating it should not be taken as a guarantee or warranty.
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Catalog excerpts

Derakane? epoxy vinyl ester resins chemical resistance guide-1

Derakane™ epoxy vinyl ester resins chemical resistance guide Resin selection guide for corrosion resistant FRP applications With good chemistry great things happen.™

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Derakane? epoxy vinyl ester resins chemical resistance guide-2

)erakane Chemical Resistance Guid Brief Product Description 5 How to Use the Chemical Resistance Table 6 Mixtures of Alternating Environment 10 Derakane Epoxy Vinyl Ester Resins - Special Resistance Enquiry Form 11 Breve description des produits 13 Comment se servir de la table de resistance chimique 14 Melanges de produits ou expositions alternees a differents environnements 18 Derakane Epoxy Vinyl Ester Resins-Demande de Resitance Chimique 19 Anleitung zur Benutzung dieser Broschure 22 Derakane Epoxy Vinyl Ester Resins-Vordruck fur Bestandigkeitsangragen 27

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Derakane? epoxy vinyl ester resins chemical resistance guide-3

Derakane Chemical Resistance Guide Portuguese Prefácio Breve Descrição do Produto Como Utilizar a Tabela de Resistência Química Casos Especiais Misturas ou Ambientes Alternados Resinas Epóxi Éster Vinílicas Derakane Formulário Para Consulta Sobre Resistência Química Spanish Prólogo Breve Descripción de los Productos Cómo utilizar la Tabla de Resistencia Química Casos Específicos Mezclas de Productos o Exposiciones alternadas a diferentes Medios Derakane Resinas Epoxi Vinil Éster - Solicitud de Resistencia Química Chemical Name/CAS Numbers 44 Chemical Resistance Table: Maximum Service Temperatures...

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Derakane? epoxy vinyl ester resins chemical resistance guide-4

Derakane Chemical Resistance Guide Foreword Derakane and Derakane Momentum™ epoxy vinyl ester resins are designed and manufactured by Ashland. These resins possess outstanding corrosion-resistant properties and satisfy critical requirements in FiberReinforced Plastic (FRP). Because they possess outstanding corrosion-resistant properties Derakane and Derakane Momentum resins are particularly well suited for tough industrial applications. This guide briefly describes the various Derakane and Derakane Momentum resins, and it presents detailed chemical resistance data needed to assist engineers in...

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Derakane? epoxy vinyl ester resins chemical resistance guide-5

Derakane Chemical Resistance Guide Brief Product Description Derakane and Derakane Momentum™ 411 resins are the globally recognized standard for epoxy vinyl ester resins. They are based on bisphenol-A epoxy resin, and they provide resistance to a wide range of acids, alkalis, bleaches and solvents for use in many chemical processing applications. They offer excellent toughness and fatigue resistance. Derakane and Derakane Momentum 510A/C resins Derakane and Derakane Momentum 441-400 resins resin that offers a moderate degree of fire retardance1. It exhibits a corrosion resistance similar to Derakane...

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Derakane? epoxy vinyl ester resins chemical resistance guide-6

Derakane Chemical Resistance Guide How to Use the Chemical Resistance Table Content This listing of chemical reagents and environments shows the highest known temperature at which equipment made with Derakane and Derakane Momentum™ resins has, in general, either: The temperature limits in each row are representative of the whole series of resins (e.g., Derakane 411 resin applies to 411-350, 411-45, 411C-50, etc.) and their Derakane Momentum counterparts. The following table lists the resins that are included in the respective columns. • given good service in industry or • been tested in the field...

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Derakane? epoxy vinyl ester resins chemical resistance guide-7

Derakane Chemical Resistance Guide In the chemical resistance tables, a blank space simply indicates that no data was available at the time that temperature ratings were assigned. This guide is updated on a regular basis in order to take into consideration all the new experiences and data (new products, other temperatures or concentrations, etc.). NR stands for “not recommended” at any temperature. LS stands for “limited service” (at least 3 days to 1 year at maximum 40°C/100°F). Generally in these cases, the respective resins can be used for FRP that is exposed accidentally, and where cleaning...

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Derakane? epoxy vinyl ester resins chemical resistance guide-8

Derakane Chemical Resistance Guide Information indicated in footnotes is essential in order to ensure a good service life of FRP equipment. It is strongly recommended that they are followed. For a service temperature below 100°C/210°F: Double synthetic veil should be used in the Chemical Resistant (CR) barrier. Post cure recommended to maximize service life. Benzoyl Peroxide/Amine cure system recommended to increase service life. Recommended provided that solvent used for dissolution is also recommended. Satisfactory up to maximum stable temperature for product. Check with corrosion technical...

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Derakane? epoxy vinyl ester resins chemical resistance guide-9

Derakane Chemical Resistance Guide Special Cases Insufficient Information High (Flue) Gas Temperatures In cases where the environment or exposure conditions are outside the scope of this guide and if, therefore, no specific recommendations can be made, a test laminate should be exposed to the actual, or simulated, conditions proposed so that a final decision on resin suitability is made. If a synthetic veil is recommended for hot gas environments, the temperature resistance of the veil must be sufficient. Coatings and Linings (reinforced and non-reinforced) Coatings and linings have their own...

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Derakane? epoxy vinyl ester resins chemical resistance guide-10

Derakane Chemical Resistance Guide Mixtures of Alternating Environment The information given in this guide represents the performance of full FRP structures under continuous use in contact with the stated chemical environment (unless otherwise indicated). It is sometimes difficult to predict just how aggressive certain combinations of chemicals will be toward FRP. Some mixtures are more aggressive toward FRP than the individual components, so special attention should be paid to aggressively synergistic chemicals that could not be simply predicted from the corrosion properties of the individual...

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Derakane? epoxy vinyl ester resins chemical resistance guide-11

Derakane Chemical Resistance Guide Derakane Epoxy Vinyl Ester Resins SPECIAL RESISTANCE ENQUIRY FORM Please fax this form to +1.614.790.6157 (America) or +49(0)7851 99 478-30 (Europe) or your distributor. End-User/Project/Engineering: Industry Sector/Process: (Chemical, Paper, Mining, Flue Gas) Equipment Type: (Tank, Scrubber, Pipe/Duct, Lining) Dimensions/Capacity: (Height, Diameter, Flow Rate) Operating Conditions Minimum Chemical Environment Concentrations Normal 1) 2) 3) 4) 5) 6) NOTE: Please show all major/minor components, concentrations – including traces. (If insufficient space, please...

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