ʻO ka hydroxyl-terminated polybutadiene (HTPB) he wai teleclaw polymer a me kahi ʻano o nā ʻōpala.Hoʻopili ʻo ia me ka mea hoʻonui kaulahao, ka mea hoʻopili cross-linking a i ʻole ka curative ma ka lumi wela a i ʻole ka wela kiʻekiʻe e hana i ka ʻōnaehana pūnaewele ʻekolu-dimensional o ka polymer thermosetting.Loaʻa iā ia nā hiʻohiʻona maikaʻi loa, e like me nā waiwai mechanical maikaʻi, ke kūpaʻa hydrolysis, ka waikawa a me ke kūpaʻa alkali, ke kūpaʻa ʻaʻahu, ka ʻae ʻana i ke anuanu, ka waiwai insulating uila.
Hydroxyl-terminated polybutadiene (HTPB)
CAS 69102-90-5
EINECS: 614-926-3
0.913 g/mL ma 25 °C
Hōʻike hōʻike manaʻo n20/D 1.5126
ʻAno: ʻO ka wai ʻākala kala ʻole
Hydroxyl-terminated polybutadiene(HTPB) CAS 69102-90-5
'ikamu | Papa kuhikuhi | ||||
ʻAno I | ʻAno I-Hoʻololi ʻia | ʻAno II | ʻAno III | ʻAnoⅣ | |
Waiwai Hydroxyl, mmol/g | 0.47-0.53 | 0.54-0.64 | 0.65-0.70 | 0.71-0.80 | |
wai, % | ≤0.050 | ||||
H2O2 maʻiʻo, % | ≤0.040 | ≤0.050 | |||
Viscosity(40 ℃), Pa·s | ≤9.5 | ≤8.5 | ≤4.0 | ≤3.5 | |
Mn(×103)(VPO/GPC) | 3.80-4.60 | 4.00-4.60 | 3.30-4.10 | 3.00-3.60 | 2.70-3.30 |
Nalo hoʻoheheʻe, % | ≤9.5 | ≤8.5 | |||
Ka nana aku | ʻO ka wai ʻaila mālohi, ʻaʻohe haumia ʻike ʻia |
Hydroxyl-terminated polybutadiene(HTPB) CAS 69102-90-5 he akaka, haʻahaʻa viscosity, pale makahiki, maikaʻi haʻahaʻa haʻahaʻa haʻahaʻa hana a me ka processability.Hoʻohana ʻia ia e hoʻolei i ka elastomer no nā mea hana no ka kaʻa o ka kaʻa a me ka mokulele, nā mea kūkulu hale, nā mea kāmaʻa, nā huahana pāpaʻi, ka wela wela, ka uhi, adhesive, encapsulating mea, uila insulating mea, wai a me nā mea anti-corrosion, racetrack. , kāʻei conveyer pale pale, hoʻohui hoʻololi no ka lāʻau a me ka resin epoxy, etc.
Hydroxyl-terminated polybutadiene(HTPB) CAS 69102-90-5 Hoʻohana:
1) Hoʻohana ʻia ʻo Binder, e like me HTPB r45m i mea hoʻopaʻa no nā rockets paʻa i ka ʻoihana aerospace;
2) Adhesives, ka mea e hoʻopili ai i nā mea ma o ka hoʻopili ʻana a me ka hoʻohui ʻana mai ka ʻili;
3) Pena, i hoʻopili ʻia i ka ʻili o ka mea i pale ʻia a i kāhiko ʻia, a hiki ke hana i kahi kiʻiʻoniʻoni mau i hoʻopaʻa paʻa ʻia i ka mea i uhi ʻia;
4) ʻO nā mea ʻenehana ʻenehana e like me nā kāʻei (nā kāʻei, ka pahu hoʻohāhā) a me nā mea ʻenehana ʻoihana me nā ʻano paʻakikī (nā ʻāpana palekana no nā kaʻa e like me nā bumpers, etc.);
5) Nā mea hoʻopaʻa, nā mea hoʻopihapiha hui;
6) ʻO nā mea maka o ka ʻili hana, ka fiber elastic, etc.;
7) ʻO nā plastics foam a me nā mea hoʻopili hopena maikaʻi loa;
8) Mea hoʻololi o ka plastic plastic;
9) ʻO nā mea ʻāpana uila a me nā mea ipuhao no nā mea ʻāpana uila;
10) Nā mea kāma'a;
11) Nā lako no ka papa moku, ke kaupaku a me ka paving.Uses
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