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单词 Polystyrene
例句
1. The ceiling was covered with polystyrene insulation tiles.
2. Or a plank of wood on polystyrene block?
3. Remove the distance piece - the softer polystyrene block is easier to remove without damaging the stem than a harder wooden block.
4. A wind-blown polystyrene tray squeals along the stained pavement like a nail on slate.
5. Cesar lifted the polystyrene garden of Red Riding Hood, dropped it to the floor and put his foot through it.
6. For instance: Ban all polystyrene, such as packing chips, meat trays and some egg boxes.
7. Thus atactic polystyrene is amorphous but isotactic polystyrene is semi-crystalline.
8. The recycling of polystyrene, for instance, requires temperatures above 200C and the materials are extensively filtered during the procedure.
9. I will use a wooden shed lined with polystyrene, possibly with one double-glazed window in the roof.
10. The most stable state of could well be polystyrene; that of might well be polyester.
11. Dry walls can be covered with polystyrene sheeting and lined, then painted or papered.
12. I attached two polystyrene foams to adjust the height.
13. Introduce briefly the new engineering plastics syndiotactic polystyrene, including its structure, property, processing and application, etc.
14. Thermal degradation of polystyrene was investigated with thermogravimetry - mass spectrum analysis ( TG - MS ) .
15. Micron-sized polystyrene(PS) two-dimensional colloidal crystals with highly ordered were fabricated quickly by vortical surface method by controlling lifting rate.
16. Felt pretty chipper, as we scraped together enough coins to buy a shared polystyrene cup of milky tea.
17. Seen through the lacy walls of the village pool hall the polystyrene floats of the fish farm bobbed busily.
18. An extreme example of this effect is that foamed polystyrene cups feel warm, even without any hot coffee in them.
18. try its best to collect and build good sentences.
19. Since aquaria will require supplemental heating the use of polystyrene lagging is very good in reducing heat loss.
20. I meant at least to insulate the nest with some polystyrene ceiling tiles, but I was afraid of trapping the animal inside.
21. In houses particularly prone to condensation, you can cover walls with a thin layer of polystyrene before applying wallpaper.
22. Approximate measurements of the enthalpy change for reactions in solution can be made using a simple calorimeter such as a polystyrene beaker.
23. Typical results are shown in table 9.2 for a polystyrene sample dissolved in benzene.
24. The effluent from paper making contains 10 to 100 times the amount of contaminants produced in the manufacture of polystyrene foam.
25. Alternatively, the light can be bounced off special reflectors, and sheets of white expanded polystyrene are ideal for this purpose.
26. The next step was to chemically link these highly specific antibodies to small magnetised polystyrene spheres.
27. The tank was washed out too, and placed on a layer of polystyrene on the stand.
28. Standing it on a block of foam rubber, filter matting, or a piece of polystyrene tile can also prove effective.
29. The snap-on lid is produced by Solo Cup Co. from two pieces of thermoformed polystyrene that are die-cut to create individual parts.
30. A composition and the method for sustaining the biocidal activity of chlorinated polystyrene hydantoin beads.
31. A range of polystyrene nonspherical particles was prepared by concentrated emulsion polymerization pathway.
32. The effect of the composite hole transporting layer with different polystyrene(PS)-triphenyl diamine(TPD) mass ratios on the performance of organic light-emitting devices(OLEDs) was investigated.
33. Bring a mug to the office instead of using polystyrene cups.
34. However, for the sample with polystyrene based LPA, the morphology had little change with the increase of LPA concentration.
35. And plastics, including polystyrene, are common in the wads of accumulated undigested matter that young black-footed albatrosses cough up before they fledge, Henry says.
36. However, when the suspension is prepared by a non-solvent for amorphous polystyrene, such as heptane and isooctane, and the sPS content is lower than 15%, the fluid is Newtonian.
37. This paper presents a summary of the preparation and mechanical properties of PS/clay nanocomposites. The crystallization behavior of syndiotactic polystyrene in nanocomposites is also discussed.
38. Then there is the psychological factor: Would it taste the same if presented for tasting in an ornamentally cut crystal-glass goblet instead of in a polystyrene cup?
39. The methods about indirect Chloromethylation of Polystyrene are discussed, and the conditions and factors affecting the reactions of chloro- methylation also discussed here.
40. This paper briefly described the formation cause of polymorphism of syndiotactic polystyrene (sPS) and the method for analyzing the polymorphism of sPS.
41. A new method for determining the bromine content in brominated polystyrene was studied.
42. This paper reports the study on the sulfonated polystyrene resin used in esterification, transesterification, synthesis of acetals or ketals, synthesis of ether and rearrangement reaction of pinacol.
43. A woman rides a tricycle loaded up with many polystyrene foam boxes.
44. Firstly, Polystyrene-supported benzyl selenide has been prepared from 1% cross-linked polystyrene resin.
45. Monodisperse polystyrene (PS) particles are synthesized by emulsion polymerization and dispersion polymerization, the influence of doses of emulsifier and monomer, polarity of solvent is discussed.
46. The product is made up of polystyrene, with high transparency.
47. Polystyrene: Styrene offers excellent clarity and stiffness at an economical cost.
48. Methods: Prepared the monodisperse and big diameter crosslinked polystyrene microspheres with Two Step Swelling Method, Using diVinylbenzene as the crosslink agent.
49. Bilbo Baggins's birthday cake has 111 candles on it and they eventually set fire to the polystyrene cake.
50. Research on thermostability and intensity of anion exchange resin based on polystyrene is analysised.
51. The plate made of wire gauze with polystyrene is a good lightweight wallboard material with many merits.
52. By the way, the effects of the absorbed dose rate, the amounts of polystyrene solid emulsifier and Tween-60 on the morphology of the multi-hollow microspheres were also studied.
53. In this paper the recycle of polystyrene foamed plastic waste was studied.
54. The polystyrene is mixed with alkyl halide, alkyl aluminium halide, dehydrant, brominated by bromine to get narrow distributed brominated polystyrene with low molecular weight.
55. If the fireplace is unused, close the damper and install a removable panel built of drywall glued to a piece of polystyrene insulation.
56. The results showed that the HT-IPS resin had microscopic phase separation structure, and polybutadiene chain was dispersed phase, polystyrene chain was continuous phase.
57. Based on numerous test data, the influences of filter bed composition on the effect of direct filtration of raw water using an upflow polystyrene filter were discussed.
58. This paper reports the synthesis of the N-alkyl derivatives of phthalimide using polystyrene supported polyethylene glycols (PS-PEG)as phase transfer catalysts.
59. The interlayer may be assembled by polyurethane foam, polystyrene, glass rock wool, and PEF board.
60. The structure and morphology of syndiotactic polystyrene (sPS) melt crystallized in high vacuum electrostatic fields has been respectively investigated by using WAXD, DSC and SEM.
61. This paper reports the synthesis of brominated polystyrene (BPS), which used polystyrene as the raw materials and BrCl as the brominating agent.
62. ABS resin is a terpolymer developed based on polystyrene resin. ABS resin is composed by three element groups: acrylonitrile-butadiene-styrene.
63. In this paper, bromized polystyrene flame retardant was synthesized by electrophilic substitution of waste polystyrene with bromine using aluminium ehlorid as catalyst.
64. The oligomerization of 1-butene and 2-butene catalyzed by large pore sulfonated polystyrene resins was conducted in a 200ml stainless steel autoclave.
65. These new acetylation reactions were synthesized with PS of monodisperse particle. Research on thermostability and intensity of anion exchange resin based on polystyrene is analysised.
66. Polystyrene ( PS ) is a thermoplastic resin, made from polymerized styrene.
67. Ethylene - propylene rubber - g - polystyrene ( EPR - gPS ) graft polymers were prepared by coupling reaction.
68. A number of model networks were prepared by anionic block copolymerization of divinylbenzene with various living polystyrene precursors having different chain length distribution.
69. Effect of polymerization conditions including charging mass fraction of polystyrene macromer, amount of initiator and temperature of copolymerization on grafting efficiency were studied.
70. Polystyrene supported polyethylene glycol was used as catalyst in the condensation reaction of citral and acetone, yield of pseudoionone was 77.4%.
71. Combustible: Generalgarbage , plant waste, plastics , rubbers , tires , dying and finishing industrial waste , plastic foam , polystyrene, resins , discarded engine oil.
72. Limonene needed in recycling foamed polystyrene was extracted from the ear of schizonepeta tenuifolia using ligroin.
73. A low molecular weight brominated polystyrene is prepared based on low molecular weight and small polydispersity polystyrene.
74. The non-isothermal cooling crystal dynamics of syndiotactic polystyrene(s-PS) was investigated by DSC.
75. HIPS prepolymer was seperated by ultracentrifugation to study phase equilibrium and the monomer distribution between rubber (R) phase and polystyrene (PS) phase.
76. The results show that both gas-forming property and decomposition latent heat of the polystyrene material influence the metal flow velocity and the gaseous pressure of the gap significantly.
77. Especially the benzene ring of polystyrene cation exchange resin varies slowly. Therefore the graphite degree of carbonized product of polystyrene cation exchange resin is getting low comparatively.
78. EcoCradle provides the same physical and thermal protection as expanded polystyrene but is 100 percent compostable and requires only one-eighth of the energy to create.
78. Wish you can benefit from our online sentence dictionary and make progress day by day!
79. Carboxylic crosslinked polystyrene microsphere was prepared by F - C acylation reaction.
80. This paper discuss the mechanism and process of making emulsive moistureproof dope for corrugated board with scrap polystyrene foam by selecting proper commix impregnant and emulsion.
81. A new type powder - bonding agent for expanded polystyrene board was manufactured under a lot of experiment.
82. The average molecular weight and its distribution of polystyrene obtained in microsegregation reactor are also between those of piston flow and maximum micromixing...
83. Polystyrene burns easily but slowly, with development of thick sooty smoke. Inflammability can be reduced by addition of special additives.
84. The acrylic acid ( AA ) grafted onto waste polystyrene ( PS ) in emulsion phase reaction conditions was introduced.
85. Effect of polymerization conditions including charging weight ratio of polystyrene macromer, amount of initiator and temperature of copolymerization on grafting efficiency were studied.
86. Sodium polystyrene sulfonate is adequate for varieties of hyperkalemia and azotemia due to renal failure.
87. The article introduces the reaction mechanism of arene electrophile substitution, and describes the syn thesis of halogenated polystyrene(PS) by modifying macromolecules.
88. Polystyrene and polypropylene are the two plastic materials generally used for battery parts.
89. PS decorative adhesive is prepared by waste Polystyrene foam, mixed solvent, emulsion and fille etc.
90. The graft copolymer was a kind of thermoplastic elastomer with good mechanical properties when mass fraction of polystyrene macromer was about 40%.
91. The photodegradations of polyketone samples and blends of polyketones with polystyrene(PS) were studied. It shows that the higher molecular weight of polyketones is the better photodegradation rate.
92. It is demonstrated that expanded polystyrene plastics can be weel processed with refined oil.
93. The comprehensive utilization and development of polystyrene ( PS ) foamed plastics are studied.
94. CR/ polystyrene (PS) IPN blend was prepared by stepwise synthesis based on CR and styrene monomer and using divinyl benzene(DVB) as crosslinking agent of PS.
95. The magnetic polymer microsphere was prepared by using solvent evaporation with polystyrene and methylene dichloride as the oil phase, and sodium dodecyl benzene sulfonate (SDBS) as the surfactant.
96. The influence of APG0810 concentration, initiator concentration and salt concentration on particle size and polydispersity of polystyrene has been discussed.
97. Determination of residual styrene monomer in polystyrene and acrylonitrile - butadiene - styrene resins by gas chromatography.
98. The direct esterification of acetic acid with benzyl alcohol by use of polystyrene supported aluminium trichloride as the catalyst.
99. Detail specification for polystyrene film dielectric capacitors, extended foil - Rectangular non-metallic case, unidirectional terminations - Full plus additional assessment level.
100. Syndiotactic polystyrene is a newly developing crystal engineering plastic and useful for the fields of automatization and electron.
101. It is suitable for polystyrene printing and the packing materials such as polystyrene packing, cellophane paper and rolling paper, etc.
102. The optimum conditions for the technological process of recovering styrene monomer from foamed polystyrene were found.
103. During pan-milling, SBS molecular chains were ruptured, intrinsic viscosity number decreased and the aberration of dispersing phase of polystyrene increased, domain size occurred.
104. It was shown that using polystyrene as wedge material, high polymer as transducer material and curved wedge as an acoustic lens was the key point of application effectiveness for phased array system.
105. Based on the crosslinked polystyrene - polyacrylonitrile IPN matrix, the amidoxime groupmatrix through chemical reaction.
106. Vinyl, nylon, and Lucite. are markedly inferior to Teflon, polystyrene, polyethylene, sapphire, or quartz.
107. First Preparation of soap - free emulsion with positively charged surface of polystyrene microspheres ( PS ).
108. The monodisperse polystyrene particles were prepared by free radical dispersion polymerization.
109. Dr. Walter's studies had been carried out with equipment fabricated from elastic thermoplastic vinylite resin that incorporated an ion-exchange column (p. 770) of sulfonated polystyrene copolymer.
110. A Japanese study by Nihon University in Chiba showed that polystyrene began to break down within a year, producing detectable levels of pollutants.
111. Speciality experience on polystyrene products, or PS machining facilities area.
112. OBJECTIVE: To investigate the influence of dispersing medium and monomer dosage of dispersion polymerization on the particle size the distribution width of the polystyrene microspheres.
113. Bromopyridine substituted polystyrene resin and N-diphenyl phosphine pyrldi-ne substituted resin can be prepared by using chloromethylated polystyrene -dlv-inylbenzene.
114. Polystyrene - supported N - benzyl - N - alkyl - aminopyridine was prepared through chloromethylated polystyrene treated with 4 - aminopyridine and alkylation agents.
115. Different grades of crystal polystyrene molding pellets range from 150,000 to 350,000 weight average molecular weight.
116. The PHB homopolymer is a stiff and rather brittle polymer of high crystallinity, whose mechanical properties are not unlike those of polystyrene, though it is less brittle.
117. Objective : To study the microphase structure of silicone elastomer reinforced cross - linked polystyrene.
118. The thermal stabilization of bromated polystyrene was tested by TGA.
119. The solubility of the catalyst was improved by mixed solvents. A high brominated polystyrene was prepared.
120. Dr Baumberg proposes adding a sprinkle of carbon particles even smaller than the polystyrene spheres.
121. Polyfoam (Polystyrene), called EPS, is a kind of white foaming agent with air for filling material. One of materials using for packaging extensively.
122. A magnetic immobilized laccase has been prepared immobilizing laccase onto magnetic polystyrene microspheres with glutaraldehyde.
123. The average molecular weight and its distribution of polystyrene obtained in microsegregation reactor are also between those of piston flow...
124. The effects of sulfonated polystyrene (SPS) and its ionomer on the compatibility of the PS/PBMA blends was studied by DSC, SEM and FTIR.
125. The reaction between polystyrene having oxazoline groups(RPS) and chlorinated polyethylene(CPE) was investigated by FTIR, DSC methods.
126. EPS(expanded polystyrene)filler has such properties as super lightweight, compression resistance, water resistance and anti-aging.
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