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CAS 69102-90-5 HTPB Hydroxyl-terminated polybutadiene HTPB ye propellant, adhesives, sealants, coatings.

Tsanangudzo Pfupi:

HTPBis a new liquid rabha(resin), is liquid hydroxyl terminated polymer ye butadiene. HTPB ine reactive hyroxyl mapoka. Iyo inogona kuita neketani yekuwedzera mumiriri, inoyambuka mumiririri mukamuri tembiricha kana tembiricha yakakwira kugadzira 3D network chimiro chekurapa zvemukati izvo zvine akanakisa mechaniki zvivakwa, Iyo polyurethanes yakagadzirirwa kubva kuHTPB inogona kugadzirwa kune chaiyo yemuviri zvivakwa (yakanyanya elastic kana yakaoma uye yakaoma) .

 


Product Detail

Product Tags

Product Description

HTPB / Hydroxyl-terminated polybutadiene CAS: 69102-90-5

Ruzivo rwechigadzirwa:

Zita reKemikari: Hydroxyl-terinated polybutadiene

Kodhi: HTPB, HTPB-R45M

CAS: 69102-90-5

Formula:

HTPB

Hunhu: China Authorized Exporter / HTPB rezinesi rekunze

Chiyero: GB (Civil Giredhi) / GJB (Giredhi reMauto/ GJB 1327A-2003)

Performance zvivakwa &Features

HTPB imvura iri kure claw polymer, iyo nyowani yemvura rabha. Izvo zvivakwa zvinosiyana nekuti HTPB musanganiswa kwete musanganiswa wakachena, uye inogadzirwa kuti isangane nevatengi zvinodiwa. HTPB yakajairwa ndeye R-45M nekumagumo kwecheni inogumiswa neboka rehydroxyl [OH]. (PS: tinogona kuita chero shanduro dzeHTPB sekukumbira kwevatengi, uye dhizaini nyowani iyo HTPB ine ketani imwe chete yehydroxyl -OH, Zvichakadaro, tinogona kuita hydrogenation yeHTPB.)

Iyo uye cheni yekuwedzera mumiririri, crosslinking mumiririri mukamuri tembiricha kana yakakwirira tembiricha kuita inogona kugadzira 3D network chimiro chekurapa zvirimo.Iyo inorapa yemukati ine yakanakisa michina zvimiro, kunyanya kwakanaka kupikisa hydrolysis, asidhi uye alkali inodzivirira, kusapfeka kupfeka, kushoma tembiricha kuramba uye. yakanakisa magetsi ekudzivirira.

Polyurethanes yakagadzirirwa kubva kuHTPB inogona kugadzirwa kune chaiyo yemuviri zvivakwa; polyurethanes inogona kunge yakanyungudika kana yakasimba uye yakasimba. Zvimwe zvigadzirwa zvinosanganisira: rigid foam insulation panels; akasimba elastomeric mavhiri uye matai (anoshandiswa roller coasters, escalators, skateboards, nezvimwewo); motokari kumisa bushings; magetsi potting compounds; adhesives epamusoro-soro; zvipfeko zvepamusoro uye zvisimbiso zvepamusoro; synthetic fibers (semuenzaniso, Spandex); carpet underlay; zvikamu zvepurasitiki zvakaoma (semuenzaniso, zvezviridzwa zvemagetsi).

Kushandiswa kwakakosha kweHTPB kuri mune yakasimba rocket propellant. Inosunga iyo oxidizing agent, mafuta uye zvimwe zvinongedzo kuita yakasimba asi elastic mass mune akawanda anoumba propellant masisitimu. Iyo yakarapwa polyurethane inoshanda sehuni mumasanganiswa akadaro. Semuenzaniso propellant se "HTPB/AP/Al=12/68/20", zvinoreva, zvakaenzana nehuwandu, HTPB pamwe nekurapa 12% (binder nemafuta), ammonium perchlorate 68% (oxidizer), uye aluminium poda 20% (mafuta).

Mapropellant akafanana, anowanzonzi APCP (ammonium perchlorate composite propellant) anoshandiswa mumaroketi makuru emhando. Iyo yakajairwa APCP inogadzira 2-3 nguva yakanangana neiyo dema poda propellant inoshandiswa mumazhinji madiki maroketi mota.

HTPB inoshandiswawo semafuta akasanganiswa roketi.

Maitiro ekuita zveHTPB sezvinotevera:

1. Hydrophobicity

2. Reactive hyroxyl mapoka

3. Low girazi shanduko tembiricha

4. Low color - high kujeka viscous liquid

5. Kurwisana ne hydrolysis

6. Kuderera kwekushisa kwepasi

7. Low mwando permeability

8. Kuramba kune aqueous acids uye mabhesi

9. Kuramba kwakasimba kupfeka

10. Kunyatsonamatira kune zvakasiyana-siyana zve substrates

11. Electrical insulative properties

Applications

HTPB inogona kushandiswa mu:

- Coatings

- Adhesives

- Propellant

- Polyurethane (PU)elastomers

- Binders

- Sealants

- Magetsi ekudzivirira zvinhu

- Rubber zvigadzirwa

- Zvimiro zvemidziyo mumotokari uye ndege

- Zvishandiso zvekuvaka(isina mvura, anti-corrosion, kudzivirira kupisa)

- Potting uye encapsulation

-Kugadziriswa kwePolymer

- uye zvakawandazvimwemhando dzekushandisa.

HTPB application

Kurongedza & Kuchengeta

Packing:

Yakarongedzwa mu50kg / drum, 170kg / drum, Nguva yekuchengetedza ndeye 1 gore.

Mirayiridzo yekuchengetedza:

Kuchengetera kunofanirwa kunge kuchitonhorera, kuoma uye kufefetera. Mamiriro akanaka ari pakati -20 ~ 38 ℃. Sherufu yemwedzi gumi nemiviri, kana yapera, ichiri kushandiswa kana yasvika pachiyero kuburikidza nekuongororazve. Apo kutakurwa kunofanira kudzivisa mvura, chiedza chezuva. Usasanganise neoxidizer yakasimba.

Tsanangudzo

ITEM
GRADE I
GRADE II
GRADE III
GRADE IV
GRADE V
GRADE VI
Chitarisiko
achromatous kana light yellow, hapana tsvina inooneka
Hydroxyl kukosha, (mmol/g)
0.47-0.53
0.54-0.64
0.65-0.70
0.71-0.80
0.81-1.00
1.00-1.40
Viscosity (40 ℃ Pa.s)≤
9.5
8.5
4.0
3.5
5.0
3.0
Peroxide mass chikamu,%
0.04
0.04
0.05
0.05
0.10
0.10
Hunyoro,wt% ≤
0.05
0.05
0.05
0.05
0.10
0.10
Zvine Kusagadzikana,% ≤
0.5
0.5
0.65
0.65
1.0
1.0
Molecular uremu
3800-4600
3300-4100
3000-3600
2700-3300
2300-3000
1600-2400
* Mukuwedzera: Isu tinokwanisa kutsvagisa nekugadzira iyo itsva HTPB zvinoenderana nezvinodiwa nevatengi vedu.

  • Zvakapfuura:
  • Zvinotevera:

  • Nyora meseji yako pano ugotitumira