polymer ntụ ntụ redispersible (RDP) bụ ihe mgbakwunye dị oke mkpa na ihe owuwu ọgbara ọhụrụ, ọkachasị na nrapado, ngwa agha, na plasta.Site n'ịkwalite njirimara anụ ahụ na kemịkal nke ihe ndị a, RDP na-ekere òkè dị mkpa n'ịkwalite ịdịte aka na arụmọrụ nke ọrụ owuwu.
Ngwakọta na usoro nke RDP
A na-emepụta RDP site n'ịkpọsa emulsion nke ihe polymeric, nke dabere na vinyl acetate-etylene (VAE), acrylic, ma ọ bụ styrene-butadiene.Usoro a na-eme ka emulsion ghọọ ezigbo ntụ ntụ nke nwere ike ịgbasa na mmiri, na-emezigharị mgbasa ozi polymer mbụ.Mgbe etinyere ya na ngwakọta ngwa agha akọrọ, RDP na-emegharị ya na kọntaktị na mmiri, na-ekepụta ihe nkiri kwụ ọtọ na nke kwụsiri ike n'ime matriks nrapado.
Ịkwalite Mgbochi Mmiri
Nhazi ihe nkiri: N'elu hydration, ụmụ irighiri ihe RDP na-agbakọta iji mepụta ihe nkiri polymer na-aga n'ihu na matriks nrapado.Ihe nkiri a na-arụ ọrụ dị ka ihe mgbochi, na-ebelata porosity na mmiri permeability nke nrapado.Ihe nkiri a na-egbochi ọwa capillary, na-egbochi ịbanye mmiri na ịkwalite ikike mgbochi mmiri n'ozuzu ya.
Njirimara Hydrophobic: Ọtụtụ usoro RDP na-ejikọta ndị ọrụ hydrophobic ma ọ bụ ndị na-agbanwe agbanwe na-eme ka mmiri na-eguzogide.Ihe ndị a hydrophobic na-ebelata mmịpụta mmiri nke nrapado, na-eme ka arụmọrụ dị ogologo oge ọbụna na ọnọdụ mmiri.
Mmekọrịta dị mma na mgbanwe: RDP na-eme ka njikọ dị n'ime nke nrapado na-eme ka ọ dịkwuo mma, na-eme ka ike njikọ ya na mgbanwe.Mgbanwe a dị oke mkpa n'igbochi nhazi nke mgbawa na oghere ndị nwere ike ikwe ka mmiri banye.Ihe nrapado nke nwere ike nabata mgbasawanye okpomọkụ na nkwekọrịta na-enweghị mgbawa na-ejigide iguzosi ike n'ezi ihe ya na mmiri na-eguzogide ka oge na-aga.
Na-akwalite Nguzogide ihu igwe
UV kwụsie ike: A na-emekarị usoro RDP iji guzogide mmebi sitere na ìhè ultraviolet (UV).Ihe nkiri polymer nke RDP mebere bụ ihe kwụsiri ike UV, na-echebe ihe nrapado dị n'okpuru na mmetụta ọjọọ nke ikpughe ogologo anwụ.Nkwụsi ike a na-eme ka nrapado na-ejigide ike ya na nhịahụ ọbụna mgbe ogologo oge gachara na ìhè anyanwụ.
Nguzogide okpomọkụ: Ihe owuwu ihe na-adabere na oke okpomọkụ dị iche iche, nke nwere ike ime ka mgbasawanye na nkwụsị.Adhesives emezigharịrị nke RDP na-egosipụta ezigbo nguzogide okpomọkụ, na-ejigide ike njikọ ha na mgbanwe n'ofe oke okpomọkụ.Ngwongwo a na-egbochi ihe nrapado ka ọ ghara ịkagbu n'oge oyi ma ọ bụ dị nro karịa na ọnọdụ okpomọkụ, si otú ahụ na-eme ka nguzogide ihu igwe ya dịkwuo elu.
Mgbochi nke Cycles Freeze-Thaw: N'ebe ihu igwe na-ajụ oyi, ihe ndị na-eme ka okirikiri oyi kpọnwụrụ akpọnwụ ugboro ugboro, nke nwere ike imebi ya.Mgbanwe na ịdị n'otu nke RDP na-enye na-enyere adhesives aka iguzogide usoro ndị a na-enweghị atụfu iguzosi ike n'ezi ihe.Ihe nkiri polymer na-arụ ọrụ dị ka ihe na-awụ akpata oyi n'ahụ, na-ebelata nrụgide ndị na-akpata oyi na mgbaze.
Ngwa bara uru
Mkpuchi Mpụga na Sistemụ Emecha (EIFS): A na-ejikarị RDP eme ihe na EIFS, ebe mmiri na nguzogide ihu igwe dị oke egwu.Uzuzu polymer na-eme ka o doo anya na ntanye ntanye na usoro ndị a nwere ike iguzogide mmiri infiltration ma na-eguzogide ọnọdụ ihu igwe dị iche iche, na-echebe usoro nhazi na ihe mkpuchi nke usoro ahụ.
Tile Adhesives na Grouts: N'ime ma ngwa ime na mputa, adhesives tile na grouts ejiri RDP gbanwee na-egosi arụmọrụ dị elu.Ha na-egbochi ịbanye mmiri ma gbochie taịlị ka ọ ghara ịtọhapụ ma ọ bụ mebie n'ihi ihu igwe.Nke a dị mkpa karịsịa na ntọala dị n'èzí ebe taịlị na-ekpuchi mmiri ozuzo, ntu oyi, na ìhè anyanwụ kpọmkwem.
Ndozi Mortars na Patching Compound: Maka nrụzi ihe na patching, RDP na-akwalite ịdịte aka nke ihe nrụzi.Ọ na-achọpụta na ihe ndị a na-ejikọta nke ọma na ihe ndị dị ugbu a, na-enye ihe ngwọta na-adịghị na mmiri na ihu igwe nke na-agbatị ndụ nke nrụzi ahụ.
Uru gburugburu ebe obibi na akụ na ụba
Ogologo ndụ agbatịkwuru: Site na imeziwanye mmiri na nguzogide ihu igwe, RDP na-agbatị ogologo oge nke ihe nkwụnye ihe owuwu na ihe ndị a na-eji eme ihe.
Ịrụ ike ike: N'ime ngwa dị ka EIFS, adhesives kwalitere RDP na-enye aka na arụmọrụ mkpuchi ka mma site n'ịkwado iguzosi ike n'ezi ihe nke usoro mkpuchi.Nke a nwere ike iduga oke nchekwa ike na kpo oku na ụlọ dị jụụ, na-akwalite nkwado.
Ebilatala ihe mkpofu: Iji nrapado na-adịgide adịgide, nke na-egbochi ihu igwe na-ebelata ihe mkpofu ihe owuwu nke ihe ndị dara ada ma ọ bụ mebiri emebi na-emepụta.Nke a na-enye aka n'ịrụ ọrụ ụlọ na-adịgide adịgide ma na-ebelata mmetụta gburugburu ebe obibi nke ọrụ ụlọ.
Uzuzu polymer redispersible bụ ihe mgbakwunye na-agbanwe agbanwe na nrapado ihe owuwu, na-enye mmiri dị egwu na ihe nguzogide ihu igwe.Ikike ya ịmepụta ihe nkiri polymer nchebe, yana njirimara hydrophobic na mgbanwe mgbanwe, na-eme ka adhesives gbanwee RDP siri ike megide ihe ịma aka nke mmiri na ikpughe ihu igwe.Site n'itinye RDP n'ime ihe owuwu ụlọ, ndị na-ewu ụlọ na ndị injinia nwere ike hụ na ihe owuwu na-adịte aka, na-adịte aka karịa nke a kwadoro nke ọma iji nagide nrụgide gburugburu ebe obibi.Ọ bụghị nanị na nke a na-eme ka arụmọrụ na ntụkwasị obi nke ọrụ ihe owuwu ahụ dịkwuo elu kamakwa ọ na-akwalite nkwado na ọnụ ahịa na-akwụ ụgwọ na ụlọ ọrụ ahụ.
Oge nzipu: Jun-03-2024