spumificとは 意味・読み方・使い方

発音

• IPA: /spjuːˈmɪf.ɪk/
• 韻: -ɪfɪk

名詞

spumific (plural spumifics)

1. (chemistry) A chemical that decomposes to produce large quantities of gas
   • 1973, Pigment Handbook: Applications and markets‎, page 131:

     This type of structure is provided by gases that are released when a third material, the spumific, is pyrolytically degraded.

   • 1979, National Research Council (U.S.). Committee of Fire Safety Aspects of Polymeric Materials, Elements of Polymer Fire Safety and Guide to the Designer‎, page 49:

     The coating contains a carbonific compound that reacts with the intumescent catalyst to form a carbon residue, and a spumific compound that decomposes to produce large quantities of gas.

   • 2014, Jiri George Drobny, Handbook of Thermoplastic Elastomers‎, →ISBN, page 19:

     Most intumescent systems require an acid source (catalyst), a char-forming compound (carbonific), and a gas-evolving compound (spumific).