He aha nā pono a me nā pōʻino o NBR a me kāna mau waiwai nui?

Hana nui ʻia ʻo NBR e ka haʻahaʻa haʻahaʻa haʻahaʻa emulsion polymerization method, me ka maikaʻi o ka ʻaila kūpaʻa, kiʻekiʻe abrasion kū'ē, maikaʻi ka wela a me ka ikaika adhesion.ʻO kona mau pōʻino, ʻo ia ka haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa kūʻē, maikaʻi ʻole ozone kūpaʻa, maikaʻi ʻole ka hana insulation, a me ka haʻahaʻa haʻahaʻa haʻahaʻa.Hoʻohana nui ʻia ʻo NBR i ka hana ʻana i nā huahana lāʻau pale aila, nā ʻano ʻaila-kūpaʻa gaskets, gaskets, lima lima, palupalu palupalu, puʻu palupalu, paʻi a me nā wili wili, nā mea uila uila, a me nā mea ʻē aʻe. i ka automotive, mokulele, petroleum, kope a me nā ʻoihana ʻē aʻe.

Hoʻokumu nui ʻia ka NBR e ke ʻano haʻahaʻa haʻahaʻa emulsion polymerization, me ke kūpaʻa ʻaila maikaʻi loa, ke kūpaʻa lole kiʻekiʻe, ke kūpaʻa wela maikaʻi a me ka adhesion ikaika.ʻO kona mau pōʻino, ʻo ia ka haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa kūʻē, maikaʻi ʻole ozone kūpaʻa, maikaʻi ʻole ka hana insulation, a me ka haʻahaʻa haʻahaʻa haʻahaʻa.Hoʻohana nui ʻia ʻo NBR i ka hana ʻana i nā huahana ʻaila-kūpaʻa, nā ʻano ʻaila-kūʻokoʻa gaskets, gaskets, nā lima lima, nā ʻōpala palupalu, nā paipu palupalu palupalu, paʻi ʻana a me nā wili wili, nā mea uila uila, a me nā mea ʻē aʻe. mea i loko o ka automotive, aviation, petroleum, kope a me nā ʻoihana ʻē aʻe.

Loaʻa i ka NBR ke kūpaʻa aila maikaʻi.Hiki ke hoʻopili ʻia ka monomer Butadiene i ʻekolu mau kaulahao like ʻole: cis, trans a me 1,2-焼 pūʻulu.ʻO ka hoʻolālā NBR maʻamau ma kahi o 78% trans.Ma muli o ka loaʻa ʻana o ka cyano i loko o ka NBR molecular chain structure, ʻoi aku ka maikaʻi o ke kūpaʻa aila (e laʻa, i ka ʻaila mineral, nā wahie wai, nā aila holoholona a me nā mea ʻai, a me nā mea hoʻoheheʻe) ʻoi aku ka maikaʻi ma mua o ka lāʻau kūlohelohe, neoprene, a me styrene-butadiene rubber.Ke hoʻohālikelike ʻia me nā rubbers ʻē aʻe, ʻoi aku ka nui o ka NBR o ka wela lawelawe, ʻo 120oC kona mahana lawelawe lōʻihi.I kēia manawa, loaʻa i ka NBR ke kūpaʻa haʻahaʻa haʻahaʻa haʻahaʻa, ʻo ka haʻahaʻa haʻahaʻa haʻahaʻa hoʻololi wela hiki ke hiki i -55oC.

Loaʻa i ka NBR ke kūpaʻa kemika maikaʻi a me ka hana hoʻoponopono maikaʻi.I ka hoʻonui ʻana o kona ʻano pili me ka propylene nitrile i loko o kona ʻano, ua wikiwiki ka wikiwiki o ka vulcanization a ua hoʻomaikaʻi ʻia ka hana ikaika o ka tensile, akā e emi ana ka hana resilience a lilo ke kūpaʻa anuanu.ʻO ka NBR kahi pahu semiconductor no ka mea ua maʻalahi ka cyano i ka NBR i polarized e ke kahua uila, no laila ke emi nei ka waiwai dielectric.Hiki ke hoʻokaʻawale ʻia ka nBR i 5 mau ʻāpana o ultra-high, high, medium-high, medium and low propylene nitrile e like me ke kiʻekiʻe o ka ʻike ACN.Hoʻokaʻawale ʻia ke ʻano hana i ke ʻano polymerization mau a me intermittent.Hoʻohana pinepine ʻia ke ʻano polymerization no nā ʻano liʻiliʻi a me ka hana nui o ka hoʻoulu ʻana me ka haʻahaʻa haʻahaʻa.He kūpono ke ʻano polymerization intermittent no ka hana ʻana i nā ʻano like ʻole a me nā ʻāpana liʻiliʻi, hōʻailona polymerization me ka hoʻohana ʻana i kahi helu liʻiliʻi o ka hoʻohana ʻana i ka ʻenekinia a me ke kūkulu ʻana.I kēia manawa, ʻaʻole ia e ʻike i ke ʻano o ka hoʻololi like ʻana.

ʻOiai he maikaʻi loa ka NBR i ke kino a me ka hana hana, akā ʻaʻole maikaʻi ka lōʻihi o ka ʻaila acidic a me ke kiʻekiʻe o ka mahana (150oC) e like me ka hana o ka fluorine-like rubber a me ka propionic acid cool rubber, no kēia kumu nā hui Kelemania. , Nā hui Kanada a me nā hui Iapana e hoʻomohala i ka hana maikaʻi loa o ka hydrogenated nitrile rubber (HNBR).Eia kekahi, ua hoʻomohala mākou i ka NBR me ke kūpaʻa anuanu kiʻekiʻe a me ka maʻemaʻe kiʻekiʻe a me ka XNBR.

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ʻO Hebei CONQI VEHICLE FITTINGS Co., Ltd. he hui i hoʻolaʻa ʻia no ka hana ʻana a me ka puʻunaue ʻana i ka hose kaʻa kaʻa, ka paipu EPDM, ka hose meaʻai a me ka pvc hose etc.I ka makahiki 2009, ua hoʻopau ka hui i ka nui o ka waiwai hoʻopuka hana ʻoihana o 10.01 miliona yuan a ua hoʻopau i kahi ʻauhau hale kūʻai o 250,000 yuan.Hoʻohālikelike ʻia lākou āpau me 30 mau OEM home e like me Jinlong, Yutong, Ankai, a me Zhongtong, a me nā lālā honua o Volvo a me India, New Zealand, Thailand, Taiwan, Poland, Israel, Britain, Egypt, Spain, Turkey, Ua loaʻa i Brazil, Singapore, Kelemānia a ʻoi aku ma mua o 20 mau ʻāina a me nā ʻāina i nā mea kākoʻo.Hoʻopili i ke kumu o ka "hoʻomaikaʻi mau, ka maikaʻi, ka maikaʻi maikaʻi, a me ka ʻoluʻolu o nā mea kūʻai aku", hopu mākou i ka ʻenehana honua hou a me ka ʻike huahana, hoʻolālā mau a hoʻomohala i nā huahana hou, a hāʻawi i nā mea kūʻai aku.

 


Ka manawa hoʻouna: Dec-05-2022