Hydrogenated HTPB CAS 69102-90-5 Hydrogenated Hydroxyl Group-Terminated Polybutadiene
HTPB yog cov kua tej thaj chaw deb claw polymer, cov kua roj hmab tshiab. Cov khoom sib txawv vim tias HTPB yog qhov sib tov ntau dua li cov khoom siv ntshiab, thiab nws yog tsim los ua kom tau raws li cov neeg siv khoom tshwj xeeb. Ib tug raug HTPB yog R-45M nrog txhua qhov kawg ntawm cov saw txiav nrog ib pawg hydroxyl [OH]. meanwhile peb tuaj yeem ua tus tsim tshiab raws li tusHTPB nrog ib qho -OH rau ib txoj hluathiabHydrogenated version.
RauHydrogenated HTPB(Hydrogenated Hydroxyl Group-Terminated Polybutadiene / Hydrogenated Hydroxyl Terminated Polybutadiene (HTPB) yog hydrogenated homopolymers ntawm butadiene,
lawv yog ob leeg-kawg hydroxyl pawg-tawm thiab tsim nyog rau ntau yam kev siv. Vim lub saturation ntawm 1,2-vinyl pab pawg no polybutadienes muaj zoo heev nyob rau hauv tshuaj stability.
nrog Properties xws li:
1. Cov qauv yooj yim heev
2.Hydrophobicity
3. Tsawg dielectric tsis tu ncua
4.Zoo tshuaj tiv thaiv
5.Reactive hydroxyl pawg
6.Long-term stability
tuaj yeem siv los ua cov khoom hloov pauv, urethane resins (xim, nplaum, cov khoom siv txheej), cov khoom siv hluav taws xob, TPU elastomers
peb Hydrogenated HTPBspecification raws li nram no (ntxiv rau: Peb tuaj yeem tshawb fawb thiab tsim ib qho tshiab ntawm HTPB raws li qhov tshwj xeeb xav tau ntawm peb cov neeg siv khoom)
Yam khoom | Qib-1 | Qib-2 | Qib-3 |
Tus nqi Hydroxyl (KOH mg/g) | 68 | 48 | 28 |
1,2-Vinyl (%) | |||
Tg, ℃ | -44 | -42 | -37 |
Mn, g/mol | 1500 | 2000 | 3100 |
Viscosity ntawm 45 ℃ | 105 | 165 | 315 |
Lub ntiajteb txawj nqus, (25 ° C / 4 ° C) | 0.88 ib | ||
Terminal qauv | -OH | ||
* Tsis tas li ntawd: Peb tuaj yeem tshawb nrhiav thiab tsim ib qho tshiab ntawm HTPB raws li kev thov tshwj xeeb ntawm peb cov neeg siv khoom. |
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