Basa re redispersible latex poda mumatope akasiyana-siyana

Iyo redispersible latex powder inogona kukurumidza kupararira mu emulsion mushure mekusangana nemvura, uye ine maitiro akafanana neyokutanga emulsion, kureva kuti, firimu inogona kuumbwa mushure mokunge mvura inoputika. Iyi firimu ine yakakwira kuchinjika, yakakwira mamiriro ekunze uye kuramba kune akasiyana-siyana High adhesion kune substrates. Mukuwedzera, iyo hydrophobic latex poda inogona kuita kuti dhaka risapinde mvura.

Iko kushandiswa kukuru kwe redispersible latex powder

Yemukati nekunze madziro putty poda, tile inonamira, tile inonongedza agent, yakaoma poda interface mumiriri, yekunze yekupisa yekuvharisa dhaka yekunze kwemadziro, inozvimisa-leveling dhaka, kugadzirisa dhaka, dhaka rekushongedza, dhaka risina mvura kunze kwekupisa kwekupisa kwakaoma-musanganiswa dhaka. Mudhaka, ndeye kuvandudza brittleness, yakakwira elastic modulus uye kumwe kusasimba kwechinyakare simende dhaka, uye kupa dhaka resimende nekushanduka kuri nani uye kusimba kwechisungo chesimba, kuitira kuramba uye kunonoka chizvarwa chekutsemuka kwesamende. Sezvo iyo polymer uye dhaka zvinoumba interpenetrating network chimiro, inoenderera polymer firimu inoumbwa mumapores, iyo inosimbisa chisungo pakati peaggregates uye inovhara mamwe pores mudhaka, saka yakagadziridzwa dhaka mushure mekuoma iri nani pane simende dhaka. Pane kuvandudzika kukuru.

Basa re redispersible latex poda mudhaka rinonyanya zvinotevera zvinhu

1 Kuvandudza simba rekumanikidza uye kushanduka kwesimba redhaka.

2 Kuwedzerwa kwelatex poda kunowedzera kurebesa kwedhaka, nekudaro kunatsiridza kusimba kwedhaka, uye kunopawo dhaka neakanaka kuparadzira kushushikana.

3 Kuvandudza kubatanidza kuita kwedhaka. Iyo yekubatanidza michina yakavakirwa pakushambadza uye kupararira kwe macromolecules pane inonamira pamusoro. Panguva imwecheteyo, poda yerabha ine kumwe kupindira uye inopinda zvizere pamusoro pezvinhu zvepasi ne cellulose ether, kuitira kuti nzvimbo dzepamusoro dzechigadziko uye purasita itsva zvive pedyo, nokudaro kuvandudza Adsorption kunowedzera kushanda kwayo.

4 Deredza iyo elastic modulus yevhu, kunatsiridza deformation kugona uye kuderedza kupaza chiitiko.

5 Kuvandudza kusamira kwedhaka. Kuvandudzwa kwekupikiswa kwekupfeka kunonyanya kukonzerwa nekuvapo kwehumwe huwandu hweglue pamusoro pevhu. Iyo glue poda inoshanda sechisungo, uye chimiro che omentum chinoumbwa nehupfu hweglue chinogona kupfuura nemakomba uye kuputika mudhaka resimende. Inovandudza chisungo pakati peiyo base zvinhu uye simende hydration zvigadzirwa, nekudaro kuwedzera kupfeka kuramba.

6 Ipa dhaka zvakanakisa alkali kuramba.

7 Kuvandudza kubatana kweputty, kupikisa kwakanyanya, alkali kuramba, kupfeka kuramba, uye kuwedzera simba rekuchinja.

8 Kuvandudza kusapinda kwemvura uye kupera kweputty.

9 Kuvandudza kuchengetwa kwemvura kweputty, kuwedzera nguva yakavhurika, uye kunatsiridza kushanda.

10 Kuvandudza maitiro ekupikisa kweputty uye kuwedzera kusimba kweputty.

Redispersible latex poda inogadzirwa nepolymer emulsion nekupfapfaidza kuomesa. Mushure mekusanganiswa nemvura mudhaka, inoiswa emulsified uye yakaparadzirwa mumvura kuti iite zvakare yakagadzikana yepolymer emulsion. Mushure mezve redispersible latex poda yaiswa emulsified uye yakaparadzirwa mumvura, mvura inoputika. Iyo firimu yepolymer inoumbwa mudhaka kuti ivandudze zvinhu zvedhaka. Yakasiyana redispersible latex poda ine mhedzisiro yakasiyana pane yakaoma poda dhaka.

Chigadzirwa chezvigadzirwa zve redispersible latex poda

Kuvandudza simba rekukombama uye kushanduka kwesimba redhaka

Iyo firimu repolymer rakagadzirwa neredispersible latex poda ine yakanaka kuchinjika. Mafirimu anoumbwa mumikaha uye pamusoro pemasimende edhaka zvidimbu kuti aumbe zvinochinjika zvinongedzo. Heavy uye brittle simende dhaka inova elastic. Doka rinowedzerwa neredispersible latex poda rakapetwa kakati wandei mukusimba uye kuchinjika kuramba pane dhaka rakajairwa.

── Kuvandudza simba rekubatanidza uye kubatana kwedhaka

Mushure meiyo redispersible latex poda senge organic binder yakaumbwa kuita firimu, inogona kuumba yakakwirira kusimba simba uye bonding simba pane akasiyana substrates. Inoita basa rakakosha mukunamira kwedhaka kune organic zvinhu (EPS, extruded foam board) uye yakatsetseka yepasi substrates. Iyo firimu-inogadzira polymer rubber poda inogoverwa mukati medhaka system sechinhu chinosimbisa kuwedzera kubatanidzwa kwedhaka.

──Kuvandudza kupikisa kwemaitiro, kusimba uye kupfeka kusagadzikana kwedhaka

Iyo rubber poda zvimedu zvinozadza mhango yedhaka, kuwanda kwedhaka kunowedzerwa, uye kuramba kwekupfeka kunovandudzwa. Pasi pekuita kwesimba rekunze, inoburitsa kuzorora pasina kuparadzwa. Iyo polymer firimu inogona kuve iripo zvachose mudhaka system.

──Kuvandudza kupikisa kwemamiriro ekunze uye kuomesa-kunyunguduka kwedhaka, uye kudzivirira dhaka kubva pakutsemuka.

Redispersible latex powder is thermoplastic resin ine yakanaka kuchinjika, iyo inogona kuita kuti dhaka ribate nekushanduka kwekunze kutonhora uye kupisa nharaunda, uye zvinobudirira kudzivirira dhaka kubva pakutsemuka nekuda kwekushanduka kwekusiyana kwekushisa.

── Kuvandudza hydrophobicity yedhaka uye kuderedza kunyura kwemvura

Iyo redispersible latex poda inoumba firimu pamhango uye pamusoro pedhaka, uye iyo polymer firimu haizoparadzi zvakare mushure mekuratidzwa kumvura, iyo inodzivirira kupindira kwemvura uye inovandudza kusamira. Special redispersible latex powder ine hydrophobic effect, nani hydrophobic effect.

── Kuvandudza kushanda kwekuvaka dhaka&

Kune mafuta ekuzora pakati pepolymer rubber poda zvimedu, kuitira kuti zvikamu zvedhaka zvikwanise kuyerera zvakazvimirira. Panguva imwecheteyo, rubber powder ine inductive effect pamhepo, ichipa kusungirirwa kwedhaka uye kuvandudza kushanda kwekuvaka kwedhaka.

Kushandiswa kwechigadzirwa che redispersible latex poda

1. Exterior wall insulation system

Adhesive dhaka: ita shuwa kuti dhaka richasunga zvakasimba madziro kune EPS board. Kuvandudza chisungo simba.

Plastering dhaka: chengetedza simba remakanika, kutsemuka kuramba, kusimba uye kukanganiswa kwekudzivirira kweiyo thermal insulation system.

2. Tile adhesive uye caulking agent

Tile Adhesive: Inopa yakakwira-simba chisungo kune dhaka, ichipa dhaka rakakwana kuchinjika kuti rigadzikane akasiyana coefficients ekuwedzera kwekupisa kweiyo substrate uye mataira.

Sealant: Ita kuti dhaka rive nekusamira zvakanaka uye kudzivirira kupindira kwemvura. Panguva imwecheteyo, ine kunamatira kwakanaka, kuderera kuderera uye kushanduka kumucheto we tile.

3. Kugadziridza mataira uye huni plastering putty

Kuvandudza kunamatira uye kusimba kwekubatanidza kweiyo putty pane yakakosha substrates (senge mataira, mosaics, plywood uye dzimwe nzvimbo dzakatsetseka), uye ive nechokwadi chekuti putty ine yakanaka kuchinjika kuomesa yekuwedzera coefficient ye substrate.

4. Putty yemukati nekunze madziro

Kuvandudza kusimba kwechisungo cheputty uye ive nechokwadi chekuti putty ine imwe dhigirii yekuchinjika kuvharira kwakasiyana kuwedzera uye kudzvinyirira kusimba kunogadzirwa neakasiyana base layer. Ita shuwa kuti iyo putty ine yakanaka kuchembera kuramba, kusamira uye hunyoro kuramba.

5. Kuzvigadzika pasi dhaka

Ita shuwa kuenderana kweelastic modulus, kukotama kuramba uye kutsemuka kuramba kwedhaka. Kuvandudza kupfeka kuramba, simba rekubatanidza uye kubatana kwedhaka.

6. Interface dhaka

Kuvandudza simba repamusoro re substrate uye chengetedza kunamatira kwedhaka.

7. Cement-based waterproof mortar

Ita shuwa kusapinda kwemvura kuita kwedhaka rejasi, uye panguva imwe chete kuve nekunamira kwakanaka kune chigadziko chepamusoro, uye kuvandudza kumanikidza uye kuchinjika simba redhaka.

Sere, gadzira dhaka

Ita shuwa kuti iyo yekuwedzera coefficient yedhaka inoenderana nehwaro zvinhu uye kuderedza elastic modulus yedhaka. Ita shuwa kuti dhaka rine mvura yakakwana yekudzinga, mhepo inopenya uye yakabatana simba.

9. Masonry plastering dhaka

Inovandudza kuchengetedza kwemvura.

Inoderedza kurasikirwa kwemvura kune porous substrates.

Kuvandudza kusununguka kwekushanda kwekuvaka uye kuvandudza kushanda kwekushanda.