Nūhou
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Hoʻokuʻu ʻia o nā Plastics - Ke Kumu Hana a me nā ʻāpana kaʻina hana
ʻO ka Extrusion kahi hana hana kiʻekiʻe.Hoʻoheheʻe ʻia ka mea plastik me ka hoʻohana ʻana i ka wela a hoʻokuʻu ʻia ma o ka make i kahi ʻano makemake.Hoʻokomo ʻia kahi wiliwili ʻōniʻoniʻo i loko o ka pahu e hoʻokuʻu aku i nā mea i hoʻoheheʻe ʻia ma o ka make.Lawe ka mea extruded ...Heluhelu hou aku -
Kaʻina hana o PTFE
Ua hoʻomākaukau mua ʻia ʻo Tetrafluoroethylene i ka makahiki 1933. Hoʻokumu ʻia ka synthesis kalepa o kēia manawa ma luna o fluorspar, sulfuric acid a me chloroform.Ke Kaʻina Hana Hana Kumu o ka PTFE Polymer: ʻO ka hana ʻana o ka PTFE Polymer/ Resin ua hana maoli ʻia i ʻelua mau pae.ʻO ka mea mua, ʻo TFE Monomer ka mea maʻamau ...Heluhelu hou aku -
Extrusion o nā polymers
ʻO ka Extrusion kahi hana o ka hana ʻana i nā huahana lōʻihi o ka ʻāpana keʻa mau (nā lāʻau, nā ʻāpana, nā paipu, nā kiʻiʻoniʻoni, ka uhi ʻana o ka uea) e koi ana i ka polymer palupalu ma o ka make me ka wehe.Hoʻokomo ʻia nā mea polymer ma ke ʻano o nā pellets i loko o kahi extruder ma o ka hopper.ʻO ka mea ...Heluhelu hou aku -
Polyether ether ketone (PEEK) Pono a me nā noi
ʻO ka polyether ether ketone (PEEK) he polymer thermoplastic kala ʻole i loko o ka ʻohana polyaryletherketone (PAEK), i hoʻohana ʻia i nā noi ʻenekinia.Ua hoʻolauna mua ʻia e Victrex PLC, a laila Imperial Chemical Industries (ICI) i nā makahiki 1980 mua.Nā waiwai: ʻO PEEK kahi semirystalline th...Heluhelu hou aku -
ʻO nā mea hoʻopili polimer
ʻO ka Adsorption ka hoʻopili ʻana o nā ion a i ʻole nā molekole ma luna o ka ʻili o kekahi māhele ʻē aʻe.Hiki ke hele mai ka adsorption ma o ka physisorption a me ka chemisorption.Hiki i nā iona a me nā molekole ke hoʻopili i nā ʻano ʻili he nui me nā ʻili polymer.ʻO ka polymer kahi mole nui i haku ʻia me nā subunits hou i hoʻopaʻa ʻia i...Heluhelu hou aku -
Hoʻopili polimer
ʻO ka Adsorption ka hoʻopili ʻana o nā ion a i ʻole nā molekole ma luna o ka ʻili o kekahi māhele ʻē aʻe.Hiki i nā iona a me nā molekole ke hoʻopili i nā ʻano ʻili he nui me nā ʻili polymer.ʻO ka polymer kahi mole nui i haku ʻia me nā subunits hou i hoʻopaʻa ʻia ...Heluhelu hou aku
