divinyl

divinyl

[dī′vīn·əl]
(organic chemistry)
A molecule that has two vinyl groups.
References in periodicals archive ?
This takes us to Level 4, where a night in the cells beckons; songs where you don't really understand that the lyrics are deeply inappropriate; swaying, licking your lips and pelvic thrusting sweatily in front of the senior management team on a work's night out while slurring Divinyl's 'I Touch Myself' is merely a slightly more original way to signal your job resignation.
NOMENCLATURE AN Acrylonitrile DVB Divinyl benzene EGDMA Ethylene glycol dimethacrylate TGA Thermogravimetric analysis DSC Differential scanning calorimetry PAN Poly(acrylonitrile) AIBN Azo-bis-isobutyronitrile ATR Attenuated total reflectance RPM Rotations per minute q Sorption capacity [q.sub.e] Sorption capacity at equilibrium [q.sub.t] Sorption capacity at at any time 't' [q.sub.max] Maximum sorption capacity [k.sub.1] Pseudo first order rate constant [k.sub.2] Pseudo second order rate constant [k.sub.id] Intraparticle diffusion rate constant b Langmuir and Temkin constants [C.sub.e] Initial concentration of metal ions at equilibrium [k.sub.f] an n Freundlich constants R Universal gas constant T Temperature in absolute scale A and B Temkin constants ACKNOWLEDGMENT
Microgels were synthesized using the polysaccharide polymer hydroxypropyl cellulose (HPC) and chemical cross-linker divinyl sulfone (DVS), in a surfactant solution.
Smeets, "Amphiphilic hyperbranched polymers from the copolymerization of a vinyl and divinyl monomer: The potential of catalytic chain transfer polymerization," European Polymer Journal, vol.
The HPLC system was calibrated for each pigment with commercial standards, namely, chlorophyll a, b provided by Sigma Co; chlorophyll c2, chlorophyll c3, peridinin, 19-butanoyloxyfucoxanthin, fucoxanthin, 19-hexanoyloxyfucoxanthin, diadinoxanthin (DIAD), alloxanthin, lutein, zeaxanthin, divinyl chlorophyll-a and [beta]-carotene provided by VKI, Denmark.
The sulfonic acid functionalized styrene divinyl benzene copolymers, S100 and S200, were supplied by Bayer.
Even when intravenous alternatives became available, the technique was kept alive by rapid-onset, short-acting anaesthetics such as ethyl chloride, divinyl ether and cyclopropane.
Gel Permeation Chromatography (GPC): The molecular weight of the polymers was determined by GPC (Varian-Prostar, Model-410) equipped with an auto sampler (100 [micro]L), refractive index (RI) detector, and mixed bed (60 cm) column of poly divinyl benzene.
Although this works for many monomers, styrene and divinyl benzene, alone or with a porogen, are preferred.
Amino acid analysis was conducted on the Shimadzu Amino Acid Analyzer with Shim-Pack Amino- Na column (4.6mm I.D x100mm) containing strong acidic cation exchanger resin (styrene divinyl benzene copolymer with sulphonic groups).
Morahan, "Protection against murine cytomegalovirus infection in aged mice and mice with severe combined immunodeficiency disease with the biological response modifiers polyribosinic-polycytidylic acid stabilized with L-lysine and carboxymethylcellulose, maleic anhydride divinyl ether and colony stimulating factor I," Antiviral Research, vol.
Gibb, "Improved resolution of mono- and divinyl chlorophylls a and b and zeaxanthin and lutein in phytoplankton extracts using reverse phase C-8 HPLC," Marine Ecology Progress Series, vol.