Ọnụ ahịa kacha mma Desmodur RE / Isocyanate RE maka adhesives CAS 2422-91-5
Anyị RE bụ onye na-arụ ọrụ nke ọma na-ejikọta ọnụ na-ejikọta ya, A na-eji ya na nrapado mere site na hydroxyl polyurethane, eke ma ọ bụ sịntetik roba, ọ nwere ihe magburu onwe bonding ike na roba na cab a ga-eji na resin, antioxidant, plasticizing gị n'ụlọnga, nrụgide-mmetụta wdg. enwere ike iji ya dị ka crosslinker kama BAYER's Desmodur RE.
Nkọwa ngwaahịa:
Aha Chemical : Triphenylmethane-4,4',4'-triisocyanate
Usoro ihe omimi: C22H13N3O3
Ọkụ: 2422-91-5
MW: 367.36
agwa: emeputa
Usoro nhazi: HC[NCO]3
Njupụta: 1.0g/c m3, 20℃
Ebe mgbaze: 89 ℃
Anyị RE, nke a na-akpọkwa TTI, bụ ngwọta nke nwere 27.5% triphenylmethane-4,4ˊ,4,-triisocyanate na 72.5% ethyl acetate. Ọ bụ ihe na-agwọ ọrịa zuru ụwa ọnụ / crosslinker maka nrapado dabere na hydroxyl polyurethane, eke na roba sịntetik, karịsịa maka ijikọ ihe rọba. A na-ejikwa ya nke ukwuu maka ijikọ ọla na rọba. Ọzọkwa, RE nwere ike tinye ya na resin, antioxidant, plasticizer, wdg N'ọhịa nrapado, RE na-etinye ya dị ka onye na-ahụ maka crosslinking na neoprene adhesive na / ma ọ bụ p hydroxyl polyurethane adhesive na mpaghara akpụkpọ ụkwụ. N'ozuzu, maka ịgwọ nrapado nke akụkụ 100 site na ịdị arọ (pbw) dabere na ọnụọgụ ego nke 4-7 pbw RE. Ndụ ite nke nrapado agwakọta dị ihe dị ka awa.
A ghaghị iji nrapado akụkụ abụọ mee ihe n'ime oge ọdabara mgbe etinyere RE. Ogologo oge ọdabara abụghị naanị metụtara ọdịnaya polymer nke nrapado, kamakwa ihe ndị ọzọ dị mkpa (dị ka resin, antioxygen, plasticizer, ihe mgbaze, wdg. Mgbe nso oge ọdabara, na-abụkarị awa ole na ole ma ọ bụ otu ụbọchị ọrụ, nrapado. na-esiwanye ike ịrụ ọrụ, na viscosity na-ebili n'oge na-adịghị anya, Ọ na-aghọ jelii na-enweghị ike ịgbagha 100, Hydroxyl polyurethane (akaụntụ polyurethane maka gburugburu 20%), RE dose 4-7 chloroprene rubber. , Anyị RE na-eme 4-7.
Nkwakọ ngwaahịa:
750g / karama, karama 20 na otu katọn, 24 ma ọ bụ 30 katọn n'otu pallet;
20kg / drum, 18 drum ma ọ bụ 27 drum na otu pallet;
55kg / drum, 8 ma ọ bụ 12 drum na otu pallet;
180kg / drum, 4 drum na otu pallet
Nchekwa:
Biko echekwabara n'ime ite a karachichi nke mbụ n'okpuru 23 ℃, enwere ike idobe ngwaahịa ahụ ka ọ kwụsie ike maka ọnwa 12. Ọ dị nnọọ nro na mosture; ọ ga-emepụta carbon dioxide na insoluble urea na mmeghachi omume na mmiri. Ọ bụrụ na ikpughe na teh ikuku ma ọ bụ ọkụ, ọ ga-eme ka mgbanwe agba dị ngwa, mana ọrụ bara uru agaghị emetụta ya.
Nọmba United Nations / UN Mba: 1992
Aha ụgbọ njem United Nations: Mmiri na-enwu ọkụ, Nsi, NOS
Ọkwa ihe egwu ụgbọ njem: 3 + 6.1
Ngalaba nkwakọ ngwaahịa: II
Ihe egwu gburugburu: mba
Koodu mpaghara:: 2929109000
| ITEM | INDEX |
| Ọnụ ego nke NCO | 9.3±0.2% |
| Nyocha nke methane | 27±1% |
| Viscosity (20 ℃) | 3mPa.s |
| Ihe mgbaze | Ethyl acetate |
| Ọdịdị: odo akwụkwọ ndụ akwụkwọ ndụ ma ọ bụ ọbara ọbara aja aja ruo ọchịchịrị violet mmiri mmiri. Agba ya anaghị emetụta ike boding. | |
| * Tụkwasị na nke ahụ: Ụlọ ọrụ ahụ nwere ike nyochaa ma mepụta ngwaahịa ọhụrụ dịka ọchịchọ pụrụ iche nke ndị ahịa anyị si dị. | |
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| 8. | |
| 9. | BỤ(1,5-Naphthalene Diisocyanate) CAS 3173-72-6 |
| 10. | PPDI (1,4-Phenylene Diisocvanate) |
| 11. | TAA CAS 91-97-4 |
| 12. | TEOF CAS 122-51-0 |
| 13. | MOCA CAS 101-14-4 |
| 14. | PTSI CAS 4083-64-1 |
| 15. | wdg... |
