different between polyurea vs urethane

polyurea

English

Etymology

poly- +? urea

Noun

polyurea (plural polyureas)

  1. (chemistry) Any of a class of polymeric elastomers whose repeat unit is a substituted urea

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urethane

English

Etymology

From French uréthane, coined (1833) by Jean Baptiste Dumas.

Noun

urethane (countable and uncountable, plural urethanes)

  1. (organic chemistry, uncountable) A white crystalline organic compound, ethyl-carbamate, NH2COOC2H5, used in the synthesis of other organic compounds.
  2. (organic chemistry, countable) Any compound of having this general structure.
  3. (informal) Polyurethane.

Synonyms

  • ethyl carbamate

Related terms

  • polyurethane

Translations

urethane From the web:

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