Allophanate – Definition & Meaning

Allophanate is a term that is commonly used in the field of chemistry. It is a type of chemical compound that is widely used in various industries such as agriculture, pharmaceuticals, and plastics. In this article, we will explore the definition and meaning of allophanate in detail.


Allophanate is a chemical compound that is formed by the reaction of an isocyanate with a water molecule. It is a type of carbamate that is commonly used in the production of polyurethane foam. Allophanate is also known as biuret monoisocyanate.


The word allophanate is derived from the Greek words “allos” which means other or different, and “phanos” which means appearance. It was first discovered in the early 1900s by German chemist Friedrich Wöhler.

Meaning in different dictionaries

According to the Merriam-Webster dictionary, allophanate is defined as “a compound derived from isocyanates and water and used especially in the production of polyurethane foam.”
The Oxford English dictionary defines allophanate as “a derivative of isocyanic acid, used in the manufacture of polyurethane foam.”


Allophanate is commonly associated with the production of polyurethane foam. It is also used in the production of other materials such as adhesives, coatings, and elastomers.


Some of the synonyms of allophanate include biuret monoisocyanate, carbamate, and isocyanate.


As allophanate is a chemical compound, it does not have any antonyms.

The same root words

The same root words as allophanate include isocyanate, carbamate, and polyurethane.

Example Sentences

  1. The production of polyurethane foam involves the use of allophanate.
  2. Allophanate is a key ingredient in the production of adhesives and coatings.
  3. The use of allophanate has revolutionized the plastic industry.
  4. The chemical formula for allophanate is C3H4N2O3.
  5. Allophanate is a versatile compound that has a wide range of applications in various industries.
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