Two-akụrụngwa nyagide (epoxy, polyurethane)

Two-akụrụngwa nyagide - a otu nke elu-edu adhesives, nke na-agụnye ndị solvents na-adịghị nyere. The isi mmiri - resins (binders) na hardeners (echekwara iche iche, nwere ike ma na nkwusioru ma ọ bụ na ntụ ntụ).

The chemical mmeghachi omume nke na-amalite mgbe agwakọta abụọ ndị a mmiri, ndị mejupụtara ọrịa, na-enweta a nkeji ole na ole ndị mbụ adhesion ike. Bụla. ọsọ na-adabere na okpomọkụ na àgwà nke tupu agba. Final ike na-kpọrọ mgbe a awa ole na ole.

Nyagide epoxy abụọ-akụrụngwa n'ụzọ doro anya na-akwadebe maka ntụziaka dị na n'ike-n'ike na ya na-ejide oge. Mgbe hụ na abụọ n'akụkụ nwere ike etinyere otu akụkụ nke activator, na ndị ọzọ na - na resin. Mgbe ejikọta mmiri na-kpọtụụrụ ke ido kọwara n'elu.

The isi ngwa nke epoxy nyagide bụ ndị na-abụghị porous ihe (ma e wezụga sịntetik) na mkpa ka a na ntukwasi-obi glued. N'ihi nwekwuo ume resin nwere ike sikwuo ike na faiba glaasi. Nke a na Usoro na-enye ohere anyị aka idozi nsogbu ndị dị mgbagwoju na-ebilite, dị ka idozi ígwè. Mgbe ụfọdụ, a na-akụrụngwa nyagide na kwukwara a elu nkeputa nke metal ntụ ntụ na-eji dị ka oyi ịgbado ọkụ. United otú ihe amụbawo ike.

N'ihi karịsịa inogide na a pụrụ ịdabere na ezi abụọ-akụrụngwa polyurethane nrapado, eji na ọ fọrọ nke nta ọ bụla na mpaghara. Ọ n'ụzọ zuru okè agbaso ọbụ akpụkpọ anụ billets, osisi ọcha (tinyere arọ), aluminum, iko, metal, eke nkume. Abụọ a na-akụrụngwa nyagide bụghị egwu mmiri, ya mere kwesịrị ekwesị n'ihi na n'ọrụ owuwu ụlọ elu iru mmiri (eg na-asa ahụ, bath na na. D.). Ọ bụ ezigbo maka ọrụ ejikọrọ na ibikwasị nke taịl (gụnyere maka ebugote oyiyi na mosaics), maka gluing joinery, maka facades nkume.

N'ihi polyurethane nyagide, na-ebikwasị ndị "na-ekpo ọkụ n'ala" usoro bụghị nanị na-azọpụta oge, ma na-ego na ike. N'agbanyeghị nke ụdị n'ala uwe, na-ama mgbe awa asatọ, ị nwere ike ọ bụghị naanị ije ije na ya, ma na-ndokwa ngwá ụlọ. Nke a nyagide (dị ka megide analọg) bụ fọrọ nke nta na-agbanwe, ya mere adịghị ịda mbà na-adịghị gbatịa. Àgwà ndị a na-nọgidere na-enwe ọbụna n'okpuru nnọọ kpụ ọkụ n'ọnụ ibu.

Na pụrụ ịdabere bụ otu n'ime ndị isi nhọrọ ibiere akpụkpọ ụkwụ ụlọ mmepụta ihe na obere shoemakers. N'agbanyeghị nke naanị Ọdịdị (ịkwanyere, porous, na na. D.), Polyurethane nyagide akpụkpọ ụkwụ were n'elu otú ike na-agbaji ha mgbe ihicha agaghị ekwe omume. Akpụkpọ ụkwụ ndị a na-adịghị atụ egwu na mmiri ozuzo, na-enye udo, nkasi obi na-atọ ụtọ.

Two-akụrụngwa adhesives (polyurethane, epoxy) bụ karịsịa siri ike na inogide, flawlessly weghara nkọwa, njikọ, nkwonkwo na obi ike dochie ogbo. Ha na-eji ihe fọrọ nke nta niile ụdị ọrụ, n'agbanyeghị nke larịị nke mgbagwoju. Ceramics, tile, brick ẹkemụm "ọnwụ", nke mere na ndị na-ama-eji abụọ akụrụngwa nyagide họrọ ọzọ.