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Get PriceAlso preferred are pelletized brominated anionic styrenic polymers in which the melt flow index ASTM D 1238 99 at 220°C 2 16 kg is at least 4 g/10 min and preferably is at least 5 g/10 min Another embodiment of this invention is a method of preparing pelletized unadulterated brominated anionic styrenic polymer which method comprises A
Get PriceThe solidified brominated styrenic polymer can be subdivided into a powder or pelletized form Pellets so made have improved hardness and/or crush strength properties along with reduced formation of fines Brominated anionic styrenic polymer is preferably used in the process Learn More
Get PriceCA 2566982 A1 chemical patent summary
Get PriceQuenching of the Trp fluorescence of KcsA reconstituted into mixtures of dioleoylphosphatidylcholine DOPC and an anionic phospholipid with dibromostearoyl chains is more marked at low mole fractions of the brominated anionic phospholipid than is quenching in mixtures of dibromostearoylphosphatidylcholine and nonbrominated anionic lipid
Get Pricein the first anionic lipids have been shown sistent with the proposal that brpc can only bind to annular to bind to clusters of positively charged residues close to the sites resulting in little fluorescence quenching of either trp transmembrane surface of the mechanosensitive channel 67 or trp 68 whereas brpg can bind to both annular and …
Get PriceAlso preferred are pelletized brominated anionic styrenic polymers in which the melt flow index ASTM D 1238 99 at 220°C 2 16 kg is at least 4 g/10 min and preferably is at least 5 g/10 min Another embodiment of this invention is a method of preparing pelletized unadulterated brominated anionic styrenic polymer which method comprises A
Get PriceMethod for manufacturing a three dimensional structure Method for manufacturing a three dimensional structure··· ··· 。
Get PriceGranules/pastilles of unadulterated brominated anionic styrenic polymer are prepared and provided They are made by forming a downward plug flow from an orifice in a manifold or nozzle in proximity to a cooled traveling planar member Such member is impervious to cooling liquid There is a gap between the lower end of the orifice and the planar member
Get PriceAlso preferred are pelletized brominated anionic styrenic polymers in which the melt flow index ASTM D 1238 99 at 220° C 2 16 kg is at least 4 g/10 min and preferably is at least 5 g/10 min Another embodiment of this invention is a method of preparing pelletized unadulterated brominated anionic styrenic polymer which method comprises A
Get PriceWO2005118245A1 Pelletized brominated anionic styrenic Despite the frangibility of additive free granules of brominated anionic styrenic polymer it has been found possible by use of special mechanical processing to provide pellets of unadulterated brominated anionic styrenic polymer having a bromine content of at least about 50 wt% and in which at least about 70 wt% preferably at least
Get PriceJP 4912305 B2 chemical patent summary
Get PriceBromination of the oleate chain has been shown in this work to increase the partition coefficient and still maintaining its viscoelasticity The partition coefficient increased to ca 8% compared to negligible for potassium oleate A gel was formed when a 20% solution of potasssium 9 bromo stearate was mixed with 8% KCl
Get PriceThe invention is directed to a special mechanical processing to provide pellets of unadulterated brominated anionic styrenic polymer having a bromine content of at least about 50 wt% and in which at least about 70 wt% preferably at least about 75 wt% of the pellets are retained on a standard US No 40 sieve and no more than about 30 wt% preferably no more than about 25 wt% are retained on
Get PriceThe invention is directed to pellets of unadulterated brominated anionic styrenic polymer having the following characteristics A a bromine content of at least about 50 wt%;B an average crush strength in the Crush Strength Test of at least about 28 pounds per square inch;C a particle size range in which at least about 70 wt% of the pellets are retained on a standard US No 40 sieve and no
Get PriceAlso preferred are pelletized brominated anionic sty renic polymers in which the melt flow index ASTM D 1238 99 at 220°C 2 16 kg is at least 4 g/10 min and preferably is at least 5 g/10 min Another embodiment of this invention is a method of preparing pelletized unadulterated brominated
Get PriceDownload Citation On Nov 30 2024 Zhiyu Jin and others published Development of Robust Fluorinated SiO 2 /PVDF Composite Hollow Fiber Membrane for Bromine Resources Recovery from Brine via
Get Pricepelletized brominated anionic styrenic polymers and their preparation and use Patent US20090233097 Process … Brominated styrenic polymer is recovered from solution in a vaporizable solvent by converting the
Get PriceDespite the frangibility of additive free granules of brominated anionic styrenic polymer pellets of unadulterated brominated anionic styrenic polymer are provided having 50 wt % or more bromine content in which 70 wt % or more of the pellets are retained on a US No 40 sieve and no more than 30 wt % are retained on a US No 5 sieve
Get PriceIn the production of pelletized brominated styrenic polymers especially brominated anionic styrenic polymers it is important to improve the efficiency of the operation and to minimize operating costs Recovery and recycle of fines avoids waste of product and minimizes waste disposal con siderations
Get PriceWOA1 Pelletized brominated anionic styrenic In preferred embodiments such pelletized anionic styrenic polymer is brominated anionic polystyrene having a bromine content of at least about Also preferred are pelletized brominated anionic styrenic polymers in which the melt flow index ASTM D 123899 at 220° C 216 kg is at least 4 g/10 min USB2 Pelletized brominated anionic styrenic Despite
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Get PriceBR PI0714913 A2 chemical patent summary
Get PriceA variety of polymers of brominated styrene are known to the art These brominated polystyrenes are commonly used as flame retardant additives and are produced by one of two basic methods the bromination of polystyrene or the polymerization of bromostyrene monomers In general the materials made by the two production methods are not equivalent
Get Priceprocess technology for recovering brominated styrenic polymers from reaction mixtures in which they are formed and/or converting such mixtures into pellets or into granules or pastilles 2044133 ep07813069b1 epo application jul 18 2024 publication jan 28 2024
Get PriceUS 7585443 B2 chemical patent summary
Get PriceThe fast crystallizing polyalkyleneterephthalate resin compositions disclosed herein contain 0 025 2 percent by weight of nai in the form of a selected complex of sodium iodide nai and an organic compound such as a polymeric compound which contains at least two recurring units of the formula CH 2 CH 2 O together with reinforcing agents fillers and/or additives and optionally a flow
Get PriceAlso preferred are pelletized brominated anionic styrenic polymer Another embodiment of the present invention is a method brominated anionic styrenic Patent US4530880 Know More A granular flame retardant additive is provided comprising from 70 to 995 by weight of an organohalide flame retardant and from 05 to 30 by weight of
Get PriceThe quenching observed in brominated anionic lipid is 25% greater than that observed in di Br 2 C18 0 PC Fig 4 corresponding to a value for F/F o for Trp 67 of 0 27 compared to the value of 0 39 estimated above from the expected distance of separation between Trp 67 and the nearest fatty acyl chain of a bound nonannular lipid molecule
Get PriceLuther 45 Date of Patent Nov 29 2024 54 PELLETIZED BROMINATED ANIONIC 3 094 498 A 6 1963 Landolt STYRENC POLYMERS AND THEIR 3 A 3 3 Real ake PREPARATION AND USE 3 660 321 A 5 1972 Praetzel et al 3 812 088 A 5 1974 Bennett 75 Inventor Douglas W Luther Walker LA US 3 839 140 A 10/1974 Tyler et al
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