Kuputira kusina mvura rudzi rwezvinhu zvakagadzirwa nepolymer zvine viscous liquid polymer zvisina chimiro chakafanana patembiricha yemumba. Mushure mekuputira, kuputira kwakasimba kwe hydrophobic kunogona kugadzirwa pamusoro pepasi nekubuda kwemvura, kubuda kwemvura kana kugadzirisa reaction. Kuputira kusina mvura kwekuvaka kunosanganisira silicone isina mvura, silicone rabha isina mvura, kupinda kwe crystal isina mvura, kudzivirira zvakatipoteredza bhiriji isina mvura. Mitemo yekushanda yakadai sekuchinjika kwekupisa kwakaderera uye kusapinda kwemvura inogona kuyedzwa nedzimwe nzira dzekuyedza.

1. Tarisa pendi yekuvaka isingapindi mvura! Pendi yerudzi rwekutanga isingapindi mvura yekuvaka.

Kuputira kweSilicone isingapindi mvura iSilicone resin inonyungudika mumvura sechinhu chepasi, ichishandisa emulsion yepamusoro-soro yakagadzirwa nepurasitiki yekuvaka isingapindi mvura. Kuputira kweSilicone isingapindi mvura ipurasitiki yemvura inoputira mvura yakagadzirwa nesilicone rabha emulsion kana imwe purasitiki sechinhu chepasi, ine mvura, chizadza zvombo nezvimwe zvinhu zvinobatsira. Kuputira uku kune hunhu hwakanaka hwepurasitiki isingapindi mvura uye inopindika mumvura, uye kune kudzivirirwa kwakanaka kwemvura, kupindira kwemvura, kugadzira firimu, kusimba, kuvhara, kureba uye kudzivirira kupisa kwakaderera.

2. Silicone rabha isingapindi mvura silicon

Rubber waterproof coating rudzi rwewater-water-water coating ine silicone raber emulsion uye imwe emulsion complex semidziyo mikuru, ichiwedzera inorganic filler, crosslinking agent, catalyst, reinforcement agent, defoamer nezvimwe zvinowedzera makemikari. Chigadzirwa ichi chine mashandiro akanaka ewater water coating uye saturated water water coating, ine water resistance, permeability, film formation, elasticity, sealing uye low tembiricha resistance. Base deformation inochinjika, yakadzika mu base, uye base coating yakasimba. Engineering grinding, polishing, spraying iri nyore, firimu stem speed inokurumidza. Inogona kushandiswa pakuvaka wet base, haina chepfu, haina kuravira, haibatike, yakachengeteka uye yakavimbika, ine mavara akasiyana-siyana ependi isina mvura, iri nyore kuchengetedza. Silicone raber waterwater coating rudzi rwewater-emulsion water water coating nemvura senzira yekupararira. Mushure mekushaya mvura uye kuoma, polymer compounds dzine network structure dzinoumbwa. Mushure mekunge pamusoro pe base layer yega yega yakafukidzwa newater water coating, particle density inowedzera uye fluidity inorasika nekupinda uye evaporation yemvura. Sezvo nzira yekuomesa ichienderera mberi, mvura yakawandisa inorasika uye emulsion particles dzinosangana zvishoma nezvishoma uye dzinoita condensing. Pasi pechiito chekubatanidza zvinhu pamwe ne catalyst, maitiro ekubatanidza zvinhu akaitwa, uye pakupedzisira firimu rakafanana uye rakakora rerabha rakaumbwa.

Nekuvandudzwa kwezvipfeko zvisingapindi mvura zvechisikigo, zvipfeko zvisingapindi mvura zvezvombo zviri kukurawo. Parizvino, zvipfeko zvisingapindi mvura zvechisikigo zvave nzvimbo inonyanya kufarirwa pakutsvakurudza. Ndiyo imwe yenzvimbo dzinonyanya kutariswa pakugadzirwa kwezvinhu zvezvakatipoteredza muzana remakore rechi21.

Kune mhando mbiri dzemachira ekudzivirira mvura ekushandisa zvombo: machira ekudzivirira mvura akafukidzwa uye machira ekudzivirira mvura anopinda nepakati.

1. Mukushandiswa kweinjiniya nekugadzirwa kwayo, zvinokurudzirwa kutanga kushandisa simende inopinza kristalline isingapindi mvura kuti isapinde mvura mukati mechivako. Yakakodzera zvikuru kumafekitori ekuchenesa tsvina, matangi emvura ane pamusoro uye mamwe mapurojekiti akafanana.

Kubva kuma1960, senzira inoshanda yekudzivirira mvura kumashure kwezvivakwa zvekongiri (nzira yekudzivirira mvura yemukati), simende inopinza kristalline yekudzivirira mvura yakawedzera zvishoma nezvishoma mhando dzayo uye yakapinda mumunda mutsva wekushandiswa muinjiniya yekuvaka. Parizvino, machira ekudzivirira mvura anodzivirira mvura akavakirwa nesimende ave achishandiswa zvakanyanya muzvivakwa zvepasi pevhu zvezvivakwa zvemaindasitiri nezvehurumende, njanji dzeveruzhinji, kugadzira mabhiriji, mafekitori emvura yekunwa, mafekitori ekuchenesa tsvina, mafekitori emagetsi emvura, mafekitori emagetsi enyukireya, mapurojekiti ekuchengetedza mvura nedzimwe nzvimbo. Kupinda kwemvura kwakanaka, kunamira kwakasimba, kuramba ngura kwesimbi, kusakuvadza muviri wemunhu, kuvaka kuri nyore.

2. Kuvhara kwemvura kwekudzivirira zvakatipoteredza kwebhiriji kunodzivirira zvakatipoteredza rudzi rutsva rwekuvhara mvura kwebhiriji, rine zvakanakira zvekunyunguduka kwemvura, kusina chepfu, kusina kusvibiswa, simba rakawanda rekubatanidza, kusimba kwakanaka, tembiricha yakawanda uye yakaderera, mutengo wakaderera, nezvimwewo. Chigadzirwa ichi chakagadzirwa neasphalt yepetroleum yepamusoro sechishandiso chepasi, rabha polymer semugadziri uye mvura senzira yepakati. Chinogadzirwa ne catalyst, cross-linking, emulsification nedzimwe nzira, izvo zvinoshandura maitiro ekugadzira echinyakare.

3. Zvakanakira zvikuru: Chiyero chezvinhu zvinodzivirira kupisa kana polymer emulsion nesimende chinogona kugadziriswa kuti chienderane nezvinodiwa zvemapurojekiti akasiyana, uye nzira yekuvaka iri nyore. Rudzi urwu rwekuputira mvura runoshandisa mvura semuparadziri kugadzirisa kusvibiswa kwezvakatipoteredza uye kukuvadza hutano hwevanhu kwepurasitiki isina mvura inonyungudika yakaita setara neasphalt. Saka, mumakore achangopfuura, yakakurumidza kukura kumba nekune dzimwe nyika uye yave nyeredzi iri kukwira muzvinhu zvisingapindi mvura.

4. Kuputira pamadziro ekunze kweSilicone acrylic Kuputira pamadziro ekunze kweSilicone ipfupiso yekuvhara pamadziro ekunze kweSilicone acrylic. Ipurasitiki itsva yepamusoro-soro yekudzivirira pamadziro ine simba rekudzivirira mamiriro ekunze (hupenyu hwebasa hwemakore anopfuura gumi) uye kusvibiswa kwakasimba. Inoshandiswa zvakanyanya sepurasitiki isingapindi mvura. Pendi yelatex haina chepfu, haina kusvibiswa kwezvakatipoteredza uye haina njodzi kumuviri wemunhu. Zvinhu zvekuvaka zvinosangana nezvinodiwa zvezvakatipoteredza zviripo ndizvo zvinotsiva mapurasitiki. Nzira yekuyedza mapurasitiki asingapindi mvura yePolyurethane 1.

1. Kugadzira. Edza maturusi ekupukuta: matemplate ekuputira; Bhokisi rekuomesa mhepo yemagetsi: kunyatsogadzirisa 2.

2. Danho rekuyedza:

(1) Pamberi pekuyedza, mvuto, maturusi nependi zvinofanirwa kuiswa pasi pemamiriro ekuyedza akajairwa kweanopfuura maawa makumi maviri nemana.

(2) Yera huwandu hwemuenzaniso hunodiwa kuti uve nechokwadi chekuti kukora kwekupedzisira kwe coating (1.50.2) mm.

(3) Bhadhara chinhu chimwe chete chekuyedza kuti usanganise pendi isingatsvi zvakaenzana, uchiyera pendi isingatsvi nemazvo zvichienderana nemitemo yemugadziri, wobva wasanganisa chinhu chekuyedza zvakaenzana. Zvichienderana nezvinodiwa, huwandu hwemusanganiswa hunogona kuva huwandu hwakatarwa nemugadziri, uye kana huwandu hwemusanganiswa huri muhuwandu, kukosha kwepakati kunogona kushandiswa.

(4) Mushure mekunge mushonga wacho wasanganiswa, sanganisa zvakakwana kwemaminitsi mashanu, dururira mubhokisi rekubata kuti usasanganise mabubbles. Furemu yeforoma haizokanganise uye pamusoro payo pave pakanaka. Kuti zvive nyore kurasikirwa nebvudzi, unogona kutanga warapa nemushonga wekubvisa bvudzi usati waisa. Zvichienderana nezvinodiwa nemugadziri, sampuro inofanira kupendwa kanopfuura kamwe chete (kusvika katatu), nguva imwe neimwe isingapfuure maawa makumi maviri nemana. Pamusoro payo panofanira kuenzaniswa kekupedzisira wobva wapora.

(5) Mamiriro ekugadzirisa pendi: kubvisa pendi nenguva kana zvichidikanwa, uye mushure mekubvisa pendi, pendi inopindurwa kuti iome kudzivirira kubviswa pendi. Kuvhara kusingaparadze. Kuti zvive nyore kubvisa pendi, zvinogona kuitwa patembiricha yakaderera, asi tembiricha yekubvisa pendi haifanirwe kunge yakaderera pane tembiricha yakaderera inochinjika.

2. Kuedzwa kwekusapinda mvura.

1. Chishandiso chekuyedza: mita yekuyera mvura isingapindi; Aperture yacho 0.2 mm. Matanho ekuyedza:

(1) Cheka sampuli nhatu dzinenge (150150)mm, dziise kwemaawa maviri pasi pemamiriro ekuyedza akajairwa, zadza mudziyo nemvura patembiricha ye (235), wobvisa mweya zvachose mumudziyo.

(2) Isa muenzaniso paplate inopindika, wedzera mesh yesimbi yehukuru hwakaenzana nemuenzaniso, vhara plate yekutanga ine maburi manomwe, uye sunga zvishoma nezvishoma kusvika muenzaniso wabatidzwa paplate. Omesa pamusoro pe reagent isingabatanidzi nejira kana mhepo yakamanikidzwa uye isa kumanikidzwa zvishoma nezvishoma kudzvinyiriro yakatarwa.

(3) Mushure mekusvika pakumanikidzwa kwakatarwa, chengetedza kumanikidzwa kwemaminitsi (302). Kupinda kwemvura musampuli kunoonekwa panguva yekuedzwa (kudonha kamwe kamwe kwekumanikidzwa kwemvura kana mvura pamusoro pemuenzaniso usingatarise).

Nzira yekuyedza kuputira kwepolymer isingapindi mvura:

I. Kugadzirira sampuro nemuenzaniso. Yera huwandu hwakakodzera hwezvinhu zvine mvura uye zvakasimba zvemuenzaniso, zviise pasi pemamiriro ekuyedza akajairwa zvichienderana nehuwandu hwakatarwa nemugadziri, kwemaminitsi mashanu, kurunga nemota kwemaminitsi mashanu, zvirege zvimire kwemaminitsi 1 kusvika ku3 kuti zvideredze mabubbles, wobva wazvidurura mufuremu yemuchina wekuputira yakataurwa mu "Polyurethane Waterproof Coating Test Method" yekuputira. Kuti zvive nyore kuburitsa, pamusoro pefirimu unogona kurapwa nemushonga wekuburitsa. Sampuro inoputirwa kaviri kana katatu panguva yekugadzirira, uye pendi yekupedzisira inofanira kuitwa mushure mekunge pendi yekutanga yaoma, uye nguva yekupfuura kwezvikamu zviviri ndeye (12~24) maawa, kuitira kuti ukobvu hwemuenzaniso husvike (1.5±0.50) mm. Pamusoro pemuenzaniso wekupedzisira wakaputirwa unokweshwa, wosiyiwa kwemaawa makumi mapfumbamwe nematanhatu pasi pemamiriro akajairwa, wobva wasunungurwa. Sampuro yakabviswa yakacheneswa muovheni yekuomesa pa (40±2) ℃ kumusoro kwemaawa makumi mana nemasere, wozoiswa muovheni yekuomesa kuti itonhore kusvika patembiricha yemukamuri.

bvunzo mbiri dzekudzivirira mvura

Sampuro yakagadzirwa yakachekwa kuita zvidimbu zvitatu (150×150mm) mushure mekugadziriswa, uye yakaedzwa zvichienderana nezvishandiso zvekuedza zvakatemwa uye nzira dzekuedza kusapinda mvura. Kumanikidzwa kwekuyedza kwaive 0.3MPa uye kumanikidzwa kwakaramba kuripo kwemaminitsi makumi matatu.

Mwero wekuyedza wekuvaka machira asingapindi mvura

1. Kugona Kugona Kugona Kugona Kugona Kugona Kugona Kugona Kugadzirisa Ruvara Rwepasi Pakuchinjika 1. Kugona Kugona Kupindirana Nekuchinjika Kwepasi Pakuchinjika 1. Kugona Kupindirana Nekuchinjika 1. Kugona Kupindirana Nekuchinjika 1. Kugona Kupindirana Nekuchinjika 1. Kugona Kupindirana Nekuchinjika 1. Kugadzirisa Ruvara Rwepasi Pa ...

2. Kuchinjika kwetembiricha yakaderera Kuchinjika kwakanyanya kuchaita kuti pendi ifambe zvakanaka, kuchinjika kwakanyanya kuchaita kuti pendi ipwanyike, saka kuchinjika kwetembiricha yakaderera chiratidzo chikuru chependi.

3. Kusapinda Mumvura Kune mhando gumi dzepamusoro dzemachira asingapindi mvura, kusapinda mumvura ndiko kunonyanya kukosha. Kana zvinodiwa zvemhando yepamusoro zvikasakwanisa kuzadzikiswa, pachava nekubuda kwemvura zvakananga mushure mekupedzwa.

4. Zviri mukati mependi Zvakasimba zvinoreva kunaka kwechikamu chakasimba muzvikamu zveslurry, inova ndiyo chinhu chikuru chinoita kuti firimu rivepo kubva muzvipfeko zvakasiyana-siyana zvisingapindi mvura. Kana zviri mukati mependi zvakaderera zvakanyanya, zvinonetsa kuvimbisa kunaka kwefirimu.

5. Kudzivirira kupisa pasi pemamiriro ekunze akanyanya muzhizha, tembiricha yepamusoro pedenga rependi yedombo inogona kusvika 70 ° C, kana kupikisa kupisa kwependi kuri pasi pe80 ° C, uye ikasachengetwa kwemaawa mashanu, ipapo firimu richaburitsa zvinhu zvinoyerera, zvinoputika uye zvinotsvedza, zvichikanganisa mhedzisiro yemvura.