butylene


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butylene

Any one of several hydrocarbons with a formula C4H8, of the ethylene series, either as one of seven straight chain isomers or one of three branched chains. They are gases at room temperature, but easily liquefied by raising the pressure or lowering the temperature.
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References in periodicals archive ?
Nazabal, "Characteristics of the brittle/tough transition of poly(butylene terephthalate)/maleinized poly(ethylene-octene) blends determined by the essential work of fracture procedure," Polymer Testing, vol.
ABBREVIATIONS AA Adipic acid BG 1,4-Butanediol DSC Differential scanning calorimeter EG Ethylene glycol PBATE Poly(butylene terephthalate-co-butylene adipate-co-ethylene terephthalate-co-ethylene adipate) PTA Terephthalic acid REFERENCES
Choi, "Biodegradability of bio-flour filled biodegradable poly(butylene succinate) bio-composites in natural and compost soil," Polymer Degradation and Stability, vol.
reported the anomalous enhancement of segmental dynamics in semicrystalline poly(butylenes isophthalate-co-butylene adipate) (PBIBA) because of the introduction of the more flexible co-monomer to the amorphous phase (5), (6).
"Brontide has half the impurities of butylene glycols derived from petroleum and no heavy metals."
As to the polyesters, the only relevant study concerns poly(butylene terephthalate) (PBT) containing different amounts of sulfonated butylene terephthalate units (2).
The modifier can be epoxy-functionalized polyolefins, PP-g-nylon, ethylene-methacrylate copolymer, styrene ethylene butylene styrene (SEBS), maleated SEBS, and maleated polyolefins.
Pressure-Volume-Temperature (PVT) behavior of three biodegradable polymers, Polylactide, poly(butylene succinate), and poly(bulylene succinate-co-adipate), was measured at temperatures from 313 to 493 K and pressures up to 200 MPa.
This complex has producing polyethylene, synthetic rubbers, latex, propylene glycol, pyrolysis benzene and fractions of butene, butylene and isobutylene.