E-GRADE® Monomethylethanolamine (E-GRADE® MMEA)

E-GRADE® Monomethylethanolamine (E-GRADE® MMEA) 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. The range of primary, secondary, and tertiary amines and structures allows the selection of base strength and corrosion rates based on the needs of the application.

Chemical Family: Amines

End Uses: Electronics, Printed Circuit Boards, Semiconductor

Applicable Processes: Metal Removal, Semiconductor Etching, Semiconductor Manufacturing

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

Safety Data Sheet
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Enhanced TDS

Identification & Functionality

Blend
No
Chemical Family
Chemical Name
Function
Catalyst, Curing Agent
Single Ingredient
Yes
Synonyms
MMEA
Technologies
Product Families
Chemical Structure

E-GRADE® Monomethylethanolamine (E-GRADE® MMEA) - 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® Monomethylethanolamine (E-GRADE® MMEA) - 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 (SDS)
Liquid
Color (SDS)
Colorless
Miscible in (SDS)
Water
Odor (SDS)
Amine like
Chemical Properties
ValueUnitsTest Method / Conditions
pH12.2-
Physical Properties
ValueUnitsTest Method / Conditions
Boiling Point158.0 °C°C
Density0.9 g/mLg/mL
Flash Point71.0 °C°C
Molecular Weight75.0 g/molg/mol
Viscosity14.0 cStcSt