Polyisobutene (redirect from Polyisobutylene)
Polyisobutene (polyisobutylene) is a class of organic polymers prepared by polymerization of isobutene. The polymers often have the formula Me3C[CH2CMe2]nH...
2 KB (118 words) - 09:56, 25 October 2023
isoprene. The abbreviation IIR stands for isobutylene isoprene rubber. Polyisobutylene, also known as "PIB" or polyisobutene, (C4H8)n, is the homopolymer...
13 KB (1,522 words) - 06:12, 18 April 2024
(to increase the plasticity of the explosive), thickened with 2.1% polyisobutylene (PIB, a synthetic rubber) as the binder, and 1.6% of a mineral oil...
31 KB (3,049 words) - 04:49, 19 May 2024
polyethylene and polypropylene. More specialized polyolefins include polyisobutylene and polymethylpentene. They are all colorless or white oils or solids...
13 KB (1,162 words) - 11:01, 3 May 2024
methacrolein. Polymerization of isobutylene produces butyl rubber (polyisobutylene or PIB). Antioxidants such as butylated hydroxytoluene (BHT) and butylated...
5 KB (432 words) - 14:39, 21 March 2024
Classification Functional type Polyolefin Polyethylene Polypropylene Polyisobutylene Polyurethane Polyester Polycarbonate Vinyl polymers PVC PVA PVAc Polystyrene...
72 KB (7,697 words) - 01:57, 22 May 2024
cationic chain. Cationic polymerization is used in the production of polyisobutylene (used in inner tubes) and poly(N-vinylcarbazole) (PVK). Monomer scope...
21 KB (2,567 words) - 00:57, 14 April 2024
(thickened pyrophoric agent). TPA is triethylaluminum (TEA) thickened with polyisobutylene, in the presence of n-hexane, preventing spontaneous combustion after...
8 KB (679 words) - 01:50, 23 May 2024
Fischer–Tropsch process) Petroleum wax Petroleum wax synthetic Polyethylene Polyisobutylene Polyvinyl acetate Apocynaceae Jelutong Leche caspi (sorva) Pendare...
57 KB (6,413 words) - 20:42, 18 March 2024
which is usually polyisobutylene (2.1%); and oil (1.6%). Composition CH-6: 97.5% RDX, 1.5% calcium stearate, 0.5% polyisobutylene, and 0.5% graphite...
57 KB (5,907 words) - 02:46, 18 May 2024
Classification Functional type Polyolefin Polyethylene Polypropylene Polyisobutylene Polyurethane Polyester Polycarbonate Vinyl polymers PVC PVA PVAc Polystyrene...
14 KB (1,443 words) - 17:03, 1 March 2024
are also shown. The data are rotational anisotropy of anthracene in polyisobutylene of several molecular masses. The plots have been made to overlap by...
18 KB (2,268 words) - 17:53, 12 May 2024
at around 100 °C (212 °F). Rubber elastomers like polyisoprene and polyisobutylene are used above their Tg, that is, in the rubbery state, where they...
49 KB (5,216 words) - 13:11, 21 March 2024
in Houston, Texas, and is a large producer of butadiene, MTBE, and polyisobutylene. TPC has operations in Houston and Port Neches, Texas, and Lake Charles...
13 KB (1,349 words) - 20:09, 10 April 2024
with various catalysts that allow for control of stereochemistry. Polyisobutylene or butyl rubber is commonly used in tyre inner tubes or linings owing...
10 KB (1,176 words) - 03:13, 8 April 2024
Classification Functional type Polyolefin Polyethylene Polypropylene Polyisobutylene Polyurethane Polyester Polycarbonate Vinyl polymers PVC PVA PVAc Polystyrene...
3 KB (462 words) - 11:45, 8 February 2024
connections in electrical cables up to high voltages. A similar tape, PIB (polyisobutylene) rubber self-amalgamating tape, is used for more general purpose electrical...
4 KB (476 words) - 22:47, 1 May 2024
are also used as supplemental feed for polybutene. It is similar to polyisobutylene (PIB), which is produced from essentially pure isobutylene made in...
3 KB (396 words) - 20:28, 29 March 2024
Polymer Ceiling Temperature (°C) Monomer polyethylene 610 CH2=CH2 polyisobutylene 175 CH2=CMe2 polyisoprene (natural rubber) 466 CH2=C(Me)CH=CH2 poly(methyl...
5 KB (334 words) - 17:29, 21 October 2023
C4. There are three classes of C4, with varying amounts of RDX and polyisobutylene.: 8–111 A 1.25 lb (570 g) demolition charge of C4 explosive A Marine...
21 KB (1,849 words) - 13:41, 15 April 2024
cellulose fibers. Maleic anhydride undergoes a similar reaction with polyisobutylene to give polyisobutylenylsuccinic anhydride, a common building block...
5 KB (366 words) - 21:15, 23 November 2023
PHBV poly-(hydroxybutyrate-co-hydroxyvalerate) 88 PI polyimide 89 PIB polyisobutylene 90 PIR polyisocyanurate 91 PK polyketone 92 PLA polylactic acid or...
21 KB (650 words) - 13:33, 22 May 2024
C-4 has contained: 90.0–91.0% of cyclonite (RDX explosives) ~2.1% of polyisobutylene (short chain) ~1.6% of motor oil ~5.3% of di-(2-ethylhexyl)sebacate...
6 KB (784 words) - 15:29, 11 February 2024
Classification Functional type Polyolefin Polyethylene Polypropylene Polyisobutylene Polyurethane Polyester Polycarbonate Vinyl polymers PVC PVA PVAc Polystyrene...
6 KB (492 words) - 16:25, 26 February 2024
petecrete used cement as a binder. In explosives, wax or polymers like polyisobutylene or styrene-butadiene rubber are often used as binders for plastic explosives...
7 KB (779 words) - 16:45, 19 February 2024
Classification Functional type Polyolefin Polyethylene Polypropylene Polyisobutylene Polyurethane Polyester Polycarbonate Vinyl polymers PVC PVA PVAc Polystyrene...
16 KB (1,734 words) - 22:51, 11 May 2024
or synthetic rubbers (e.g. styrene-butadiene rubber, butyl rubber, polyisobutylene). Resins: provide a cohesive body or strength, and are most often glycerol...
6 KB (748 words) - 02:15, 29 February 2024
Classification Functional type Polyolefin Polyethylene Polypropylene Polyisobutylene Polyurethane Polyester Polycarbonate Vinyl polymers PVC PVA PVAc Polystyrene...
68 KB (7,688 words) - 05:04, 6 May 2024
pyrophoric replacement of napalm, is a triethylaluminium thickened with polyisobutylene. Fuel thickeners are mostly composed of the same thickeners as polar...
18 KB (2,338 words) - 11:23, 19 May 2024
vaporization additive, mainly used with methanol racing fuel Butyl rubber (as polyisobutylene succinimide, detergent to prevent fouling of diesel fuel injectors)...
7 KB (712 words) - 22:20, 21 May 2024