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He aha nā pauka latex redispersible

He aha nā pauka latex redispersible?

ʻO ka pauka latex redispersible (RLP), ka mea i kapa ʻia ʻo ka pauka polymer redispersible (RPP), he pauka hoʻoheheʻe wai manuahi i loaʻa ma ka hoʻomaloʻo ʻana i kahi emulsion polymer latex.Loaʻa iā ia nā ʻāpana polymer, maʻamau me kahi ʻano kumu-shell, me nā mea hoʻohui like ʻole e like me nā colloids pale, plasticizers, dispersants, a me nā mea anti-foaming.Hoʻolālā ʻia ʻo RLP e hoʻomaikaʻi i ka hana a me nā waiwai o nā mea cementitious, me nā adhesives, mortars, renders, and coatings, ma o ka hoʻonui ʻana i ka adhesion, hiki ke maʻalahi, kūpaʻa wai, ka hana, a me ka lōʻihi.

ʻO ke kaʻina hana o ka pauka latex redispersible e pili ana i kekahi mau pae:

  1. Hoʻomaka ka hana ʻana o ka polymer emulsion ma o ka polymerization o nā monomers e like me vinyl acetate, ethylene, acrylic esters, a i ʻole styrene-butadiene i mua o nā surfactants, emulsifiers, a me stabilizers.Lawe ʻia ka hopena polymerization emulsion i loko o ka wai ma lalo o nā kūlana i hoʻopaʻa ʻia e hana i nā dispersion latex paʻa.
  2. ʻO ka hoʻomaloʻo ʻana: Hoʻopili ʻia ka emulsion polymer i ka hoʻomaloʻo ʻana, kahi kaʻina kahi e hoʻomoʻi ʻia ai ka emulsion i loko o nā kulu liʻiliʻi a hoʻokomo ʻia i loko o kahi kahawai ea wela i loko o kahi keʻena maloʻo.ʻO ka hoʻoheheʻe wikiwiki ʻana o ka wai mai nā droplets e alakaʻi i ka hoʻokumu ʻana i nā ʻāpana paʻa, i hōʻiliʻili ʻia e like me ka pauka maloʻo ma lalo o ke keʻena maloʻo.I ka wā e hoʻomaloʻo ai, hiki ke hoʻohui ʻia nā mea hoʻohui e like me nā colloids pale a me nā plasticizer i loko o nā ʻāpana polymer e hoʻomaikaʻi i ko lākou kūpaʻa a me ka hana.
  3. ʻO ka Lapaʻau Lapaʻa Particle: Ma hope o ka hoʻomaloʻo ʻana, hiki ke hoʻomaʻamaʻa ʻia ka pauka latex redispersible e hoʻololi i kona mau waiwai a me nā ʻano hana.Hiki ke hoʻohana ʻia ka hoʻohana ʻana i nā uhi ʻē aʻe a i ʻole ka hoʻohui ʻana i nā mea hoʻohui hana e hoʻomaikaʻi ai i ka hoʻopili ʻana, ka pale ʻana i ka wai, a i ʻole ka launa pū ʻana me nā mea ʻē aʻe i loko o nā ʻano hana sima.
  4. Packaging and Storage: Hoʻopili ʻia ka pauka latex redispersible hope loa i loko o nā ʻeke a i ʻole nā ​​pahu wai e pale aku ai mai ka makū a me ka haumia.He mea nui ka hoʻopaʻa ʻana a me ka mālama ʻana i ka maikaʻi a me ka paʻa o ka pauka i ka manawa.

He keʻokeʻo keʻokeʻo a keʻokeʻo paha ka pauka latex redispersible a loaʻa iā ia kahi puʻupuʻu nui o nā ʻāpana, mai kahi liʻiliʻi micrometers a i ʻumi micrometers.Hiki ke hoʻopuehu ʻia i loko o ka wai e hana i nā emulsions paʻa a i ʻole ka hoʻopuehu ʻana, hiki ke maʻalahi ke hoʻohui ʻia i loko o nā ʻano cementitious i ka wā o ka hui ʻana a me ka hoʻohana ʻana.Hoʻohana nui ʻia ʻo RLP i ka ʻoihana kūkulu hale ma ke ʻano he mea hoʻohui like ʻole e hoʻomaikaʻi i ka hana, ka hana, a me ka lōʻihi o nā mea kūkulu hale a me nā hoʻonohonoho.


Ka manawa hoʻouna: Feb-16-2024
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