Osisi mkpuchi agba bụ ihe eji ewu ụlọ akwụkwọ ndụ akwụkwọ ndụ na gburugburu ebe obibi.Otu esi ahọrọ ya nke ọma, jiri ya mee ihe n'ụzọ ezi uche dị na ya, na melite ndụ ọrụ ya bụ ihe kacha echegbu ndị nwe na ndị na-ewu ụlọ ọrụ injinia.Baosteel, dị ka ụlọ ọrụ ígwè zuru ezu, nwere ahụmahụ bara ụba na mmepụta na iji efere agba agba.Modul "Nhọrọ ihe gbasara sayensị" na-enye ndụmọdụ dị nkenke na mmeghe maka ndị ọrụ na nhọrọ na ojiji nke efere mkpuchi agba.
Nhọrọ ziri ezi nke agba agba agba kwesịrị ịtụle gburugburu ebe obibi, gburugburu ebe obibi, ndụ imewe, na njirimara nhazi nke ụlọ ahụ, iji họrọ ụdị ígwè, nkọwapụta, mkpuchi na mkpuchi dabara na ya.Ndị na-ese ụkpụrụ ụlọ, ndị nwe injinia na ndị na-arụ ọrụ na-atụle arụmọrụ nchekwa (mmetụta mmetụta, nguzogide seismic, nguzogide ọkụ, nguzogide ikuku, nguzogide snow), arụmọrụ obibi (mmiri, mkpuchi ụda, mkpuchi), ogologo oge (nguzogide mmetọ, ịdịte aka, njigide ọdịdị) , na akụ na ụba (ọnụahịa dị ala, nhazi dị mfe, nhazi dị mfe, na ngbanwe dị mfe) nke ụlọ.Maka ndị na-eweta efere nchara nwere agba agba, ihe ndị a kwesịrị ịgbanwe ka ọ bụrụ ihe eji agba agba agba agba site na igwe igwe na-ekwe nkwa.Arụmọrụ chọrọ nke agba mkpuchi ígwè efere tumadi na-agụnye n'ibu Njirimara nke ihe (tensile ike, ike mkpụrụ, elongation), mkpuchi arụmọrụ (ụdị mkpuchi, mkpuchi ọkpụrụkpụ, na mkpuchi adhesion), na mkpuchi arụmọrụ (ụdị mkpuchi, agba, gloss). , ogologo oge, nhazi nhazi, wdg).N'etiti ha, ikuku na-eguzogide, mmetụta eguzogide, snow iguzogide, ala ọma jijiji eguzogide, wdg na-niile metụtara n'ibu Njirimara nke ihe, na N'ezie, ha na-metụtara waveform, ọkpụrụkpụ, span, na spacing nke acha profiled ígwè efere. .Ọ bụrụ na a na-ahọrọ efere ígwè nwere agba agba kwesịrị ekwesị ma jikọta ya na nhazi profaịlụ profaịlụ kwesịrị ekwesị, ọ bụghị nanị na ọ ga-ezute ihe nchekwa nke ụlọ kamakwa belata ụgwọ ọrụ injinia.Ogologo oge, arụmọrụ nhazi, na njigide ọdịdị nke ihe na-ekpebi nke ukwuu site na ịdịte aka nke mkpuchi na mkpuchi.
mkpuchi mkpuchi dị iche iche
Ka ọ dị ugbu a, ụdị mkpuchi a na-eji maka agba agba agba agba na-agụnye mkpuchi polyester (PE), mkpuchi fluorocarbon (PVDF), mkpuchi silicon gbanwetụrụ (SMP), mkpuchi mkpuchi ihu igwe dị elu (HDP), mkpuchi acrylic acid, mkpuchi polyurethane (PU). , Plastic Sol mkpuchi (PVC), wdg.
Polyester nkịtị (PE, Polyester)
Ihe mkpuchi PE nwere ezigbo mmachi na ihe, na agba agba agba agba agba dị mfe ịhazi na ịmepụta, ọnụ ahịa dị irè ma nwee ọtụtụ ngwaahịa.Enwere nhọrọ dịgasị iche iche maka agba na gloss.N'okpuru ikpughe ozugbo na gburugburu izugbe, ndụ mgbochi corrosion ya nwere ike iru afọ 7-8.Otú ọ dị, na gburugburu ụlọ ọrụ mmepụta ihe ma ọ bụ ebe mmetọ nke ukwuu, a ga-ebelata ndụ ọrụ ya.Otú ọ dị, mkpuchi polyester adịghị mma maka nguzogide UV na ihe nkiri ntụ ntụ.Ya mere, ojiji nke mkpuchi PE ka kwesịrị ịdị oke, na a na-ejikarị ha eme ihe na mpaghara ikuku na-adịghị njọ ma ọ bụ ngwaahịa na-achọ ọtụtụ ịkpụzi na nhazi.
Polyester gbanwere silicone (SMP)
N'ihi ọnụnọ nke ndị na-emegharị ihe - OH / - COOH na polyester, ọ dị mfe ịmeghachi ya na polymers na ihe ndị ọzọ.Iji meziwanye nguzogide ìhè anyanwụ na pulverization nke PE, a na-eji resin silicone nwere njigide agba mara mma na nguzogide okpomọkụ maka mmeghachi omume denaturation.Oke denaturation na PE nwere ike ịdị n'etiti 5% na 50%.SMP na-enye ogologo ndụ ka mma maka efere ígwè, yana ndụ nguzogide corrosion ruo afọ 10-12.N'ezie, ọnụahịa ya dịkwa elu karịa nke PE, Otú ọ dị, n'ihi enweghị afọ ojuju na nhazi nhazi nke Silicone resin na ihe, SMP agba ntekwasa ígwè efere adịghị adabara ọnọdụ na-achọ multiple ịkpụzi Filiks, na-akasị eji maka. ụlọ elu na mpụta mgbidi.
Polyester na-eguzogide ihu igwe dị elu (HDP, Polyester na-adịgide adịgide)
Banyere adịghị ike nke PE na SMP, ụlọ ọrụ Britain HYDRA (nke BASF nwetara ugbu a) na ụlọ ọrụ Swedish BECKER mepụtara mkpuchi polyester HDP na mmalite 2000 nke nwere ike nweta 60-80% ihu igwe na-eguzogide mkpuchi PVDF, ma dị elu karịa silicon nkịtị gbanwere mkpuchi polyester. .Nguzogide ihu igwe ha n'èzí ruru afọ iri na ise.A na-ejikọta resin polyester na-eguzogide ihu igwe dị elu site na iji monomers nwere usoro cyclohexane iji nweta nguzozi n'etiti mgbanwe, nguzogide ihu igwe na ọnụ ahịa.A na-eji polyols na acids na-esi ísì ụtọ na-ebelata nnabata nke ìhè UV site na resin, na-enweta nguzogide ihu igwe dị elu nke mkpuchi.Mgbakwunye nke ultraviolet absorbers na stric hindrance amines (HALS) na usoro mkpuchi na-eme ka ihu igwe na-eguzogide ihe nkiri agba.Achọpụtala mkpuchi mkpuchi mkpuchi polyester na-eguzogide ihu igwe dị elu site n'ahịa mba ofesi, ọnụ ahịa ya dị oke egwu.
PVC Plastisol
PVC resin nwere ezigbo nguzogide mmiri na nguzogide kemịkalụ, a na-ekpuchikwa ya na nnukwu ọdịnaya siri ike, na mkpuchi mkpuchi nke 100-300 μ N'etiti m, ọ nwere ike inye mkpuchi PVC dị mma ma ọ bụ ọgwụgwọ embossing ọkụ dị ka mkpuchi mkpuchi;N'ihi eziokwu ahụ bụ na mkpuchi PVC bụ resin thermoplastic nke nwere ihe nkiri dị elu, ọ nwere ike inye nchebe dị mma maka efere ígwè.Mana PVC nwere nguzogide okpomọkụ na-adịghị ike.N'oge mbụ, a na-ejikarị ya eme ihe na Europe, ma n'ihi àgwà gburugburu ebe obibi ya na-adịghị mma, a na-eji ya eme ihe ugbu a obere oge.
PVDF fluorocarbon
N'ihi ike njikọ siri ike n'etiti njikọ kemịkalụ nke PVDF, mkpuchi ahụ nwere ezigbo nguzogide corrosion na njigide agba.Ọ bụ ngwaahịa kachasị elu n'ime ihe mkpuchi efere igwe nwere agba agba nke ụlọ ọrụ na-ewu ụlọ, nwere nnukwu ịdị arọ molekụla yana usoro njikọ kwụ ọtọ.Ya mere, na mgbakwunye na nguzogide kemịkalụ, ihe eji arụ ọrụ, mgbochi UV, na nguzogide okpomọkụ dịkwa mkpa
Maka nhọrọ nke primer, enwere ihe abụọ kachasị mkpa.Otu bụ ịtụle adhesion n'etiti primer na topcoat, yana mkpụrụ.Nke ọzọ bụ na primer na-enye ọtụtụ nguzogide corrosion nke mkpuchi.Site n'echiche a, resin epoxy bụ nhọrọ kacha mma.Ọ bụrụ na ị na-atụle mgbanwe na nguzogide UV, a pụkwara ịhọrọ polyurethane primer.
Maka mkpuchi azụ, nhọrọ kachasị mma bụ ịhọrọ nhazi nke okpukpu abụọ, ya bụ otu oyi akwa nke azụ azụ na otu akwa akwa akwa akwa, ma ọ bụrụ na agba agba agba agba agba dị n'otu steeti.The primer na n'ihu bụ otu ụdị dị iche iche, na elu uwe kwesịrị ịbụ ìhè acha (dị ka ọcha) polyester.Ọ bụrụ na efere nchara nwere agba agba dị n'ime ihe mejupụtara ma ọ bụ steeti Sanwichi, ọ ga-ezuru itinye akwa akwa epoxy resin nke nwere ezigbo mmachi na nguzogide corrosion na azụ.
Ugbu a, e nwere ọtụtụ ọrụ agba mkpuchi ígwè efere, dị ka antibacterial agba mkpuchi, mgbochi static agba mkpuchi, thermal mkpuchi agba mkpuchi, onwe-ehicha agba mkpuchi, wdg Mmepe nke ngwaahịa ndị a bụ iji gboo mkpa pụrụ iche nke. ndị ọrụ, ma mgbe ụfọdụ ọ gaghị ekwe omume ịhazi ọrụ ndị ọzọ nke ngwaahịa mkpuchi agba.Ya mere, mgbe ndị ọrụ na-ahọrọ efere ígwè kpuchiri agba arụ ọrụ, ha ga-edo anya maka mkpa ha n'ezie.
Oge nzipu: Sep-18-2023