E-GRADE® Methyldiethanolamine (E-GRADE® MDEA Amine)

E-GRADE® Methyldiethanolamine (E-GRADE® MDEA Amine) is primarily used in stripping, cleaning, and wet etching formulations in the semiconductor, display, and PCB industries. Most are water-soluble and contain aminoglycol or polyether structures where both the amine and glycol functions contribute to their performance.

Chemical Family: Amines

End Uses: Electronics, Printed Circuit Boards, Semiconductor

Applicable Processes: Etching Applications, Metal Removal, Semiconductor Etching, Semiconductor Manufacturing

Features: Faster Stripping, High Purity, Low Trace Metals, Low Vapor Pressure, Water Soluble

Brochure

Enhanced TDS

Identification & Functionality

Blend
No
CAS Number
105-59-9
Chemical Family
Chemical Name
Function
Curing Agent, Catalyst
Single Ingredient
Yes
Synonyms
MDEA
Technologies
Product Families
Chemical Structure

E-GRADE® Methyldiethanolamine (E-GRADE® MDEA) - Chemical Structure - 1

Features & Benefits

Industrial Additives Features
Product Features
  • High purity
  • Low trace metals
  • Low vapor pressures
  • Water soluble
  • Trace metal reduction via purification
  • Blending and aqueous dilution available
  • Range of metal removal rates
  • Range of pK, and buffering abilities

Applications & Uses

Properties

Physical Form
Soluble In

Regulatory & Compliance

Technical Details & Test Data

Linear Polarization Resistance Corrosion Rates for 10 wt% Aqueous Amines

E-GRADE® Methyldiethanolamine (E-GRADE® MDEA) - Linear polarization resistance corrosion rates for 10 wt% aqueous amines - 1

  • In general, primary amine metal removal rates are higher than secondary and tertiary amines.
  • Aluminum removal rates are highest requiring careful choice of amine.
  • Tungsten and Molybdenum are relatively inert to amines.

Packaging & Availability

Regional Availability
  • Global

Other

Appearance
Clear and substantially free of foreign matter
Color (SDS)
Colorless
Odor (SDS)
Ammoniacal
Chemical Properties
ValueUnitsTest Method / Conditions
pH11.5-
Physical Properties
ValueUnitsTest Method / Conditions
Boiling Point247.0°C
Flash Point140.0°CPensky-Martens Closed Cup (PMCC)
Molecular Weight119.0g/mol
Specific Gravity1.0431-