CTPB Carboxyl-terminated polybutadiene (CTPB) CAS 586976-24-1
CTPB yog cov kua roj hmab polybutadiene nrog cov pab pawg carboxyl ntawm ob qho kawg ntawm cov molecule, uas muaj qhov txias txias thiab elasticity.
CTPB feem ntau yog siv los ua tus neeg sawv cev tawv tawv rau epoxy resin adhesives thiab sealants, nws kuj tuaj yeem siv nyias rau kev tsim cov khoom sib khi, cov nplaum, txheej, elastic fibers, thiab cov khoom siv tawv tawv, roj hmab hloov, thiab lwm yam.
Raws li propellant
Ntim hauv 50kg / nruas, 170kg / nruas, Lub sijhawm cia yog 1 xyoos.
Cov lus qhia kev nyab xeeb:
Kev khaws cia yuav tsum tau txias, qhuav thiab ventilate. Qhov zoo tshaj plaws mob yog ntawm -20 ~ 38 ℃. Txee lub neej ntawm 12 lub hlis, yog tias tas sij hawm, tseem siv yog tias mus txog tus qauv los ntawm kev rov kuaj dua. Thaum kev thauj mus los yuav tsum tsis txhob los nag, tshav ntuj. Tsis txhob sib tov nrog oxidizer muaj zog.
Yam khoom | CTPB-1 | CTPB-2 | CTPB-3 | CTPB-4 | CTPB-5 |
Carboxyl tus nqi (mmol / g) | 0.47-0.53 Nws | 0.54-0.64 Nws | 0.65-0.70 Nws | 0.71-0.80 Nws | 0.81-1.00 Nws |
Viscosity (40 ℃, Pa.S) | ≤ 9.5 | ≤8.5 | ≤4.0 | ≤3.5 | ≤ 3.0 |
Cov dej noo, wt% ≤ | 0.05 Nws | 0.05 Nws | 0.05 Nws | 0.05 Nws | 0.05 Nws |
Cov ntsiab lus tsis haum,% ≤ | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |
Molecular hnyav | 3800-4600 Nws | 3300-4100 Nws | 3000-3600 Nws | 2700-3300 Nws | 2400-2800 Nws |
* Tsis tas li ntawd: Peb tuaj yeem tshawb nrhiav thiab tsim ib qho tshiab ntawm CTPB raws li kev thov tshwj xeeb ntawm peb cov neeg siv khoom. |
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