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He aha ka CTBN?

He polymer versatile loa ʻo CTBN e hoʻohui i nā waiwai o ka butadiene a me ka acrylonitrile. Hoʻohana nui ʻia ia ma ke ʻano he mea hoʻoikaika i nā resins epoxy, thermoplastics a me nā mea ʻē aʻe e hoʻonui i ko lākou kūpaʻa, ke kūpaʻa i ka hopena a me ka maʻalahi. Loaʻa kēia elastomer i nā ʻano papa like ʻole me nā kaumaha molekala like ʻole a me nā ʻike carboxyl e hāʻawi i nā hoʻonā i hana ʻia e pili ana i nā waiwai e pono ai.

 

ʻO kekahi o nā waiwai koʻikoʻi o CTBNʻo ia kona ʻano maʻalahi maikaʻi loa i ka mahana haʻahaʻa. Noho maʻalahi a palupalu hoʻi ia i nā mahana anuanu loa, e kūpono ana no nā wahi arctic a i ʻole nā ​​​​​​noi kahi e manaʻo ʻia ai ka ʻike ʻana i nā mahana haʻahaʻa. Hōʻoia kēia waiwai e mālama nā mea i loaʻa iā CTBN i ko lākou kūpaʻa a me ka hana ʻoiai ma lalo o nā kūlana paʻakikī.

 

Eia kekahi, he maikaʻi loa ka hoʻopili ʻana o CTBN i nā ʻano mea like ʻole, me nā metala, nā plastics a me nā composites. ʻO kēia waiwai hoʻopili e lilo ia i mea hoʻohui waiwai nui i nā uhi, nā mea hoʻopili a me nā mea hoʻopaʻa, e hoʻomaikaʻi ana i ko lākou ikaika hoʻopaʻa a me ke ola lawelawe. ʻO ka launa pū ʻana o CTBN me nā ʻano mea like ʻole e hoʻonui i kona pono i nā ʻoihana like ʻole.

 

Eia kekahi, ua kaulana ʻo CTBN no kona kūpaʻa maikaʻi loa i ka hopena. Hoʻopili a hoʻopuehu ia i ka ikehu o ka hopena, e pale ana i nā mea mai ka nahā a me ka haki ʻana. He waiwai nui kēia waiwai i nā noi kahi e koʻikoʻi ai ke kūpaʻa i ka hopena a me ka hopena, e like me ka aerospace, kaʻa, a me nā lako haʻuki. Ma ka hoʻokomo ʻana iā CTBN i loko o kēia mau mea, hiki i nā mea hana ke hōʻoia e hiki i kā lākou huahana ke kū i nā kūlana lawelawe koʻikoʻi.

 

ʻO kahi ʻē aʻe kahi CTBNʻO ka excels ka hāʻawi ʻana i ka paʻakikī a me ka elasticity i nā polymers paʻa. Ma ka hoʻohui ʻana iā CTBN me nā polymers thermoset e like me nā resins epoxy, hōʻike nā composites hopena i ka paʻakikī i hoʻonui ʻia a me ke kū'ē ʻana i ka haki. He mea pono loa kēia waiwai i ka hana ʻana i nā ʻāpana e like me nā mīkini kaumaha, nā mea kūkulu a me nā insulators uila.

 

ʻO ka hui kūikawā o nā waiwai i hāʻawi ʻia e CTBN e lilo ia i mea waiwai nui ma nā ʻano ʻano like ʻole. Hoʻohana nā ʻenekinia aerospace iā CTBN no nā sila elastomeric, nā gaskets a me nā ʻāpana vibration-damping. I ka ʻoihana kaʻa, hoʻohana ʻia ʻo CTBN i nā mea hoʻopau hopena, nā uhi lalo o ke kino a me nā ʻāpana ʻōnaehana wahie.CTBNhoʻohana nui ʻia hoʻi i ka hana ʻana i nā waiwai haʻuki hana kiʻekiʻe, e like me nā pōpō kolepa, nā lāʻau hockey a me nā kāmaʻa haʻuki.

 

I ka hōʻuluʻulu manaʻo, ʻo CTBN (carboxyl-terminated butadiene acrylonitrile) kahi elastomer versatile e hoʻonui ai i nā waiwai o nā mea. Me kona maʻalahi maikaʻi loa i ka haʻahaʻa haʻahaʻa, ka hoʻopili ʻana, ke kūpaʻa hopena a me ka paʻakikī, hoʻohana nui ʻia ʻo CTBN i nā ʻoihana e like me ka aerospace, automotive a me nā haʻuki. I ka holomua ʻana o ka ʻenehana a me ka piʻi ʻana o ke koi no nā mea hana kiʻekiʻe, e hoʻomau ka CTBN i ka pāʻani i kahi kuleana koʻikoʻi i ka hoʻomaikaʻi ʻana i ka hilinaʻi a me ke kūpaʻa o nā ʻano huahana like ʻole.

ʻO mākou ka mea hoʻolako nui loa o CTBN ma Kina, hāʻawi i nā mana like ʻole o CTBN a me nā mea pili ʻē aʻe e like me HTPB, ʻATBN, ATPB, etc.. i kēia manawa hiki iā mākou ke noiʻi a hoʻomohala i ka CTBN hou e like me ke koi kūikawā o kā mākou mea kūʻai aku. Eia kekahi mau māka o CTBN, no ka ʻike hou aku e ʻoluʻolu e hoʻokaʻaʻike ma o info@theoremchem.com

MEA

CTBN-1

CTBN-2

CTBN-3

CTBN-4

CTBN-5

Ka waiwai o ke karboksil (mmol/g)

0.45 – 0.55

0.55-0.65

0.55-0.65

0.65-0.75

0.6-0.7

helehelena

Wai ʻālohilohi ʻAmber, ʻaʻohe haumia i ʻike ʻia

Ka mānoanoa (27 ℃, Pa.S)

≤180

≤150

≤200

≤100

≤550

ʻO ka nui o ka Acrylonitrile,%

8.0-12.0

8.0-12.0

18.0-22.0

18.0-22.0

24.0-28.0

Ka makū, wt% ≤

0.05

0.05

0.05

0.05

0.05

ʻIkepili lele,% ≤

1.0

1.0

1.0

1.0

1.0

Kaumaha molekole

3600 – 4200

3000 – 3600

3000 – 3600

2500 – 3000

2300 – 3300

* Eia kekahi: Hiki iā mākou ke noiʻi a hoʻomohala kekahi mana hou o CTBNe like me ke koi kūikawā a kā mākou mea kūʻai aku.

Ka manawa hoʻouna: ʻOkakopa-15-2023