Polyisobutylene/CAS:9003-27-4
Nā kikoʻī
| Mea | Nā kikoʻī |
| Kiko heheʻe | 54-56 °C |
| Kikowaena paila | 300°C |
| Ka nui o ka paʻa | 0.92 g/mL ma 25 °C (lit.) |
| ʻIkepili refractive | n20/D 1.51 |
| Palapala | Papa/ʻāpana |
| Waihoʻoluʻu | ʻAʻohe kala a keʻokeʻo paha |
| Paʻa | Paʻa Hiki ke ʻā. Kūlike ʻole me nā mea hoʻoheheʻe ikaika. |
Hoʻohana
He mea hoʻoluʻolu ka polyisobutene (hydrogenated).
ʻO Polyisobutylene, i kekahi manawa i kapa ʻia ʻo butyl rubber, a i kekahi manawa ʻo PIB, he polymer vinyl. Ua like loa ia me ka polyethylene a me ka polypropylene i ke ʻano, koe wale nō ka pani ʻia ʻana o nā kalapona ʻē aʻe me ʻelua mau hui methyl. Hana ʻia ia mai ka monomer isobutylene, ma o ka cationic vinyl polymerization.
He laholio synthetic ʻo Polyisobutylene, a i ʻole elastomer. He mea kūikawā ia no ka mea ʻo ia wale nō ka laholio i pale ʻia e ke kinoea. ʻO ia hoʻi, ʻo ia wale nō ka laholio e hiki ke hoʻopaʻa i ka ea no ka manawa lōʻihi. Ua ʻike paha ʻoe e palahalaha nā pōpō ma hope o kekahi mau lā. ʻO kēia no ka mea ua hana ʻia lākou me ka polyisoprene, ʻaʻole ia he mea pale ʻia e ke kinoea. No ka mea e paʻa ka polyisobutylene i ka ea, hoʻohana ʻia ia e hana i nā mea e like me nā paipu o loko, nā papa liner o nā kaila, a me nā liner o loko o nā kinipōpō hīnaʻi.
ʻŌpala a me ka Hoʻouna ʻana
180KG/Drum a i ʻole e like me nā koi a ka mea kūʻai aku.
No nā waiwai maʻamau a hiki ke hāʻawi ma ke kai a me ka lewa
Mālama a me ka mālama ʻana
Ola papa: 24 mahina mai ka lā i hana ʻia ai i loko o ka pahu i wehe ʻole ʻia mua i mālama ʻia i kahi maloʻo a me kahi anuanu, mai ka lā pololei, ka wai.
Hale kūʻai ea, hoʻomaloʻo wela haʻahaʻa, hoʻokaʻawale ʻia mai nā mea hoʻomake a me nā waikawa.









