different between isoprene vs neoprene

English

Etymology

Coined (1860) by British chemist C. G. Williams, from iso- (“equal; different, isomeric”) + prop- (“three carbon prefix”) + -ene (“alkene suffix”). A misnomer.

Pronunciation

• (UK) IPA^(key): /?a?s?(?)p?i?n/
• (US) IPA^(key): /?a?s??p?in/

Noun

isoprene (plural isoprenes)

1. (organic chemistry) An unsaturated hydrocarbon, C₅H₈, that is readily polymerized; natural rubber (caoutchouc) is cis-1,4-polyisoprene, and trans-1,4-polyisoprene is present in gutta-percha and balata; it is the structural basis for the terpenes.

Derived terms

• isoprenic
• isoprenoid
• isoprenyl

Synonyms

• 2-methyl-1,3-butadiene

Translations

Anagrams

• Pioneers, pioneers

Italian

Noun

isoprene m (plural isopreni)

1. (organic chemistry) isoprene

Anagrams

• pensiero
• riespone

English

Etymology

US, 1930s; genericized trademark for DuPont brand of polychloroprene. neo- (“new”) +? isoprene (dropping the iso-), the latter from terpene. Originally called duprene (blend of DuPont and isoprene); the “new” is because neoprene was the first mass-produced general-purpose synthetic rubber.

Pronunciation

• IPA^(key): /?ni?p?in/

Noun

neoprene (countable and uncountable, plural neoprenes)

1. A synthetic rubber, a polymer of chloroprene, commonly used in wetsuits, laptop sleeves, orthopedic braces, electrical insulation, liquid and sheet-applied elastomeric membranes and flashings, car fan belts, etc.

Synonyms

• polychloroprene

Translations

Italian

Noun

neoprene m (plural neopreni)

1. neoprene

Portuguese

Alternative forms

• neopreno

Noun

neoprene m (usually uncountable, plural neoprenes)

1. neoprene (a synthetic rubber)