Flexible polyurethane foam (FPF) ke polymer e hlahisoang ho tloha karabelo ea polyols le isocyanates, ts'ebetso ea lik'hemik'hale e qalileng ka 1937. FPF e khetholloa ke sebopeho sa cellular se lumellang hore ho be le tekanyo e itseng ea khatello le botsitso e fanang ka phello ea cushioning.Ka lebaka la thepa ena, ke thepa e ratoang ka har'a thepa ea ka tlung, libethe, litulo tsa likoloi, lisebelisoa tsa lipapali, liphutheloana, lieta le cushion ea k'hapete.E boetse e phetha karolo ea bohlokoa ho thibela molumo le ho sefa.Ka kakaretso, ho hlahisoa le ho sebelisoa liponto tse fetang limilione tse likete tse 1.5 US selemo se seng le se seng.

［Sengoliloeng se qotsitsoe hohttps://www.pfa.org/what-is-polyurethane-foam/］

Phatlalatso:Tse ling tsa litaba/litšoantšo sengolong sena li tsoa Marang-rang, 'me mohloli o hlokometsoe.Li sebelisoa feela ho bontša lintlha kapa maikutlo a boletsoeng sehloohong sena.Ke tsa puisano le ho ithuta feela, 'me ha li molemong oa khoebo.Haeba ho na le tlolo ea molao, ka kopo ikopanye le rona ho hlakola hanghang..