Hydrogenated HTPB CAS 69102-90-5 Hydrogenated Hydroxyl Group-Terminated Polybutadiene
HTPB is a liquid remote claw polymer, the new liquid rubber. The properties vary because HTPB is a mixture rather than a pure compound, and it is manufactured to meet customers’ specific requirements. A typical HTPB is R-45M with each end of the chain terminated with a hydroxyl [OH] group. meanwhile we can do new design as the HTPB with a single -OH per chain and Hydrogenated version.
For Hydrogenated HTPB (Hydrogenated Hydroxyl Group-Terminated Polybutadiene/ Hydrogenated Hydroxyl Terminated Polybutadiene(HTPB) is hydrogenated homopolymers of butadiene,
they are both-end hydroxyl group-terminated and suitable for a wide range of uses. Due to the saturation of 1,2-vinyl group these polybutadienes possess excellent long-term chemical stability.
with the Properties as:
1. Highly flexible structure
2.Hydrophobicity
3.Low dielectric constant
4.Good chemical resistance
5.Reactive hydroxyl groups
6.Long-term stability
can be used as resin modifiers, urethane resins(paints, adhesives, coating agents), electrical insulating materials, TPU elastomers
our Hydrogenated HTPB specification as follow (in addition: We can research and develop any new version of HTPB according to the special demand of our clients)
ITEM |
Grade-1 |
Grade-2 |
Grade-3 |
Hydroxyl value (KOH mg/g) |
68 |
48 |
28 |
1,2-Vinyl (%) |
<7 |
<7 |
<7 |
Tg, ℃ |
-44 |
-42 |
-37 |
Mn, g/mol |
1500 |
2000 |
3100 |
Viscosity, at 45℃ |
105 |
165 |
315 |
Specific gravity, (25°C/4°C) |
0.88 |
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Terminal structure |
-OH |
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* In addition:We can research and develop any new version of HTPB according to the special demand of our clients. |
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