• Thumbnail for Polyisobutene
    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
  • Thumbnail for Butyl rubber
    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
  • Thumbnail for C-4 (explosive)
    (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
  • Thumbnail for Isobutylene
    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
  • Thumbnail for Polymer
    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
  • Thumbnail for M202 FLASH
    (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
  • Thumbnail for Chewing gum
    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
  • Thumbnail for RDX
    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
  • Thumbnail for Polymerization
    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
  • Thumbnail for Stretched exponential function
    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
  • Thumbnail for Glass transition
    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
  • Thumbnail for Mark–Houwink equation
    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
  • Thumbnail for Plastic explosive
    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
  • Thumbnail for Succinic anhydride
    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
  • Thumbnail for Recycling codes
    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
  • Thumbnail for Condensation polymer
    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
  • Thumbnail for Tacticity
    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
  • Thumbnail for Hydrogel
    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
  • Thumbnail for Thickening agent
    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