ʻIke Polyurethane
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ʻO wai ka maikaʻi, RUBBER SOLE A i ʻole PU SOLE?
Me ka hoʻomaikaʻi ʻana i nā kūlana ola o kēlā me kēia kanaka, ua hoʻomaka nā mea a pau e ʻimi i ke ola kiʻekiʻe ma nā ʻano āpau.Aia nō ma ke koho ʻana i nā kāmaʻa.'Oko'a ka 'ike i lawe 'ia e nā kāma'a like 'ole.ʻO nā mea maʻamau he mau kāmaʻa kāpili a me nā kāmaʻa polyurethane.ʻOkoʻa: Nā kapuaʻi Rubber...Heluhelu hou aku -
Ke kūlana hoʻomohala o ka ʻoihana polyurethane ma 2022
Ua hoʻokumu ʻia ka ʻoihana polyurethane ma Kelemania a ua ulu wikiwiki ʻo ia ma ʻEulopa, ʻAmelika a me Iapana no nā makahiki he 50 a ʻoi aku ka wikiwiki o ka ulu ʻana o ka ʻoihana i ka ʻoihana kemika.I ka makahiki 1970, ʻo nā huahana polyurethane honua he 1.1 miliona tons, a hiki i 10 miliona tons ma ...Heluhelu hou aku -
2022 ʻEhā mau mea e alakaʻi ai i ka hoʻomohala ʻana o ka polyurethane e hiki mai ana
1. Hoʻolaha kulekele.Ua hoʻolaha ʻia kekahi ʻano o nā kulekele a me nā lula e pili ana i ka mālama ʻana i ka ikehu ma Kina.ʻO ka mālama ʻana i ka ikehu a me ka hoʻohaʻahaʻa ʻana i ka hoʻokuʻu ʻana o nā hana kūkulu ʻo ia ke alakaʻi waiwai nui o ke aupuni, a ua lilo ke kulekele mālama hale kūkulu ...Heluhelu hou aku -
ʻO ka ʻokoʻa ma waena o MDI a me TDI
ʻO ka TDI a me ka MDI kekahi ʻano mea maka i ka hana polyurethane, a hiki iā lākou ke hoʻololi i kekahi i kekahi i kekahi ʻano, akā ʻaʻohe liʻiliʻi liʻiliʻi ma waena o TDI a me MDI e pili ana i ka hoʻolālā, ka hana a me ka hoʻohana ʻana i ka mahele.1. ʻOi aku ka kiʻekiʻe o ka ʻike isocyanate o TDI ma mua o ka MDI, ...Heluhelu hou aku -
Ua loaʻa anei iā ʻoe nā pilikia ma hope i ka wā e mālama ai i ka polyurethane?
ʻO ka pulupulu polyurethane ka mea hoʻoheheʻe polyurethane kiʻekiʻe.No ka mea, ua hoʻokuʻu ʻia nā mea o ka mea hoʻoheheʻe kiʻekiʻe i loko o kahi keʻena huikau liʻiliʻi a wili ikaika i ka wikiwiki kiʻekiʻe, maikaʻi loa ka hui ʻana.ʻO ka mea e neʻe ana i ka wikiwiki kiʻekiʻe e hana i nā kulu noe maikaʻi ma ka nozzle...Heluhelu hou aku -
ʻO ka ʻokoʻa ma waena o ka TPU a me ka Rubber
ʻO ka TPU (Thermoplastic polyurethanes) kahi mea ma waena o ka lāʻau a me ka plastic.ʻO ka ʻaila a me ka wai kūpaʻa a he maikaʻi loa ka lawe ʻana a me ka hopena hopena.ʻO TPU kahi mea polimer non-toxic pili i ke kaiapuni.Loaʻa nā mea Tpu i nā pono o ka elasticity kiʻekiʻe o ka lāʻau a ...Heluhelu hou aku -
Ua loaʻa anei iā ʻoe nā pilikia ma hope o ke kaʻina hana o ka polyurethane foaming?
ʻO ka polyurethane foam kahi polymer molecular kiʻekiʻe.ʻO kahi huahana i hana ʻia mai ka polyurethane a me ka polyether i hui pū ʻia.I kēia manawa, ʻelua ʻano ʻano o ka huʻa maʻalahi a me ka ʻōpala paʻa ma ka mākeke.I waena o lākou, ʻo ka ʻōhū paʻa he hale paʻa-cell, aʻo ka foam maʻalahi he str ...Heluhelu hou aku -
He aha ka ʻokoʻa ma waena o ka Polyurethane a me ka Epoxy Resin?
ʻO ka maʻamau a me ka ʻokoʻa ma waena o ka polyurethane a me ka epoxy resin: ʻo ka mea maʻamau: 1) ʻo ka polyurethane a me ka resin epoxy ʻelua mau mea, a ʻo nā mea hana a me nā ʻano hana he mea like ia;2) Loaʻa i nā mea ʻelua ke kūpaʻa tensile maikaʻi, ʻaʻohe haki, ʻaʻohe hāʻule a me nā waiwai ʻē aʻe;3) Bot...Heluhelu hou aku -
ʻO kekahi mea kemika i ke ahi ma 2022!Ua lele ʻoi aku nā kumukūʻai TDI ma ʻEulopa, ua hoʻomaikaʻi ʻia ka ʻoihana TDI o Kina
Wahi a ka nūhou hou i hoʻokuʻu ʻia e ka China Financial Association: Hoʻohana nui ʻia ʻo TDI i loko o ka flexible foam, coatings, elastomers, and adhesives.I waena o lākou, ʻo ka ʻūhā palupalu ka māla i hoʻohana nui ʻia, ʻoi aku ma mua o 70%.Hoʻopili ʻia ka noi terminal o TDI i nā lako palupalu, ʻaʻahu ...Heluhelu hou aku -
Noi o ka Polyurea Spraying Mīkini I loko o Sculpture Industry
ʻAʻole wehe ʻia nā ʻāpana EPS (Expanded Polystyrene), ʻeleʻele a makahiki paha, paʻa ke ʻano, a hiki ke hoʻoponopono ʻia nā ʻano kala like ʻole.Ua hoʻohana nui ʻia ka hopena qualitative o ka polyurea spraying i ka ʻoihana kiʻi.ʻO ka pulupulu polyurea coating he solvent-free, ho'ōla wikiwiki a me ke kaʻina hana maʻalahi.Hiki ke b...Heluhelu hou aku -
ʻO ka noi ʻana o ka mīkini hoʻoheheʻe polyurethane i ka hoʻolei ʻana
ʻElua ʻano nozzles ka mīkini hoʻoheheʻe polyurethane: spray nozzel a me ka nozzel hoʻolei.Ke hoʻohana ʻia ka nozzle hoʻolei, kūpono ka mīkini hoʻoheheʻe polyurethane no ka hoʻolei ʻana i nā mea hoʻomehana wai o ka lā, nā mea hoʻoluʻu wai, nā puka anti-ʻaihue, nā pahu wai wai hale kiaʻi, nā pahu hau, nā uila uila ...Heluhelu hou aku -
Ka wai a me ka anti-corrosion o Polyurea Spray Machine
ʻO ke kumu nui o ka polyurea e hoʻohana ʻia e like me ka mea anti-corrosion a me ka wai.ʻO ka polyurea kahi mea elastomer i hana ʻia e ka hopena o ka ʻāpana isocyanate a me ka mea hoʻohui amino.Hoʻokaʻawale ʻia i ka polyurea maʻemaʻe a me ka semi-polyurea, a ʻokoʻa ko lākou mau waiwai.ʻO ka hapa nui loa ...Heluhelu hou aku