ライフサイエンスコーパス: siloxane

1 and poly(aminopropyl siloxane) (APS, a.k.a. siloxane).

2 Tamao oxidation of the derived five-membered siloxane.

3 tude improvement over an injection of liquid siloxane.

4 ective signatures to aid in recognizing each siloxane.

5 d by electron-withdrawing groups on the aryl siloxane.

6 ilylation at low temperature to provide aryl siloxanes.

7 ed via resolution using menthol-based chiral siloxanes.

8 ring-closing metathesis to form unsaturated siloxanes.

9 e oil containing low molecular weight linear siloxanes.

10 er families, e.g., acrylates, styrenics, and siloxanes.

11 hase Si-containing compounds, such as cyclic siloxanes.

12 differed significantly for linear and cyclic siloxanes.

13 anomechanical-based gas-phase sensing of the siloxanes.

14 samples at mean concentrations of (sum of 17 siloxanes) 20 mug L(-1) and 75 mg kg(-1), respectively.

15 Although siloxane 3 and the product 8 are not stable under basic

16 c biosensing platform utilizing cross-linked siloxane 3-aminopropyltriethoxysilane (APTMS) as probe w

17 the presence of seed aerosol with a similar siloxane aerosol mass loading but higher volume/surface

18 combination of a titanium(IV) alkoxide and a siloxane allowed for the chemoselective reduction of pho

19 ach has provided a direct comparison between siloxane and boronic acid coupling technologies that dem

20 rid organic-inorganic pi conjugated, silane, siloxane and coordination polymers containing icosahedra

21 ing technologies that demonstrated that aryl siloxanes and boronic acids produce similar yields of hi

22 l)acetals and methyl silyl ethers as well as siloxanes and CH(4).

23 h (17)O, through isotopic enrichment of both siloxanes and silanols.

24 ion of microfluidic devices in poly(dimethyl siloxane), and of nanostructures in polyurethane or epox

25 ly(ethylene glycol) hydrogels, poly(dimethyl siloxane), and tissue culture polystyrene.

26 ich can be applied to other silsesquioxanes, siloxanes, and similar oligomers and polymers, involved

27 fluorocarbon (C(x)F(y)) and poly(aminopropyl siloxane) (APS, a.k.a. siloxane).

28 The siloxanes are employed in palladium-catalyzed cross-coup

29 abricated via a layer-by-layer chemisorptive siloxane-based approach.

30 Two siloxane-based HTL materials, N,N'-bis(p-trichlorosilylp

31 structures and properties of a wide range of siloxane-based materials, including glasses, ceramics, m

32 Cluster III includes siloxane-based polymeric micelles, exhibiting weak hydro

33 ecalibrated when experimental data for other siloxanes become available.

34 The distribution of siloxanes between particulate and dissolved phases in in

35 to exhibit a substantially lesser amount of siloxane bleed during thermal desorption, while providin

36 ) with an "isolated" silanol and an adjacent siloxane bond.

37 rit greatly accelerate the hydrolysis of the siloxane bond.

38 reaction of "isolated" silanols and strained siloxane bonds, accounts for the preferential formation

39 vated temperatures, due to hydrolysis of the siloxane bonds, which hold silanes on the silica substra

40 es to catalyze the formation and cleavage of siloxane bonds.

41 nters and that the presence of an additional siloxane bridge coordinated to Cr leads to inactive spec

42 .O interactions, involving a gamma-CH3 and a siloxane bridge, are present.

43 fluorinated aromatic rings located above the siloxane bridges (PFP-p) and the PFP groups denoted as u

44 surface of the mesoporous oxide by multiple siloxane bridges.

45 arises from thermally activated interfacial siloxane bridging that enables the MNL to be strongly li

46 These siloxanes can be prepared in high yields and purity by u

47 ctrode was incorporated into a poly(dimethyl siloxane) channel, within which beads were collected, in

48 A siloxane coating on the GLRS grating was employed as a s

49 Volatile siloxane compounds usually contained in landfill biogase

50 nds in wastewater were L11 (24% of the total siloxane concentration), L10 (16%), and D5 (13%), and in

51 ows that, for acidic conditions in which the siloxane condensation rate is minimized, the hydrophilic

52 t exposure promoted localized acid-catalyzed siloxane condensation, which can be used for selective e

53 assy oligomerized films of poly[(aminopropyl)siloxane] containing K(+) ions, denoted K(+)/poly-APS, a

54 is determined by phosphoester elongation and siloxane contraction along the pulling axis in the respe

55 ing organic linkers or polyhedral oligomeric siloxane covalently bonded to zeolite layers in the inte

56 (D5, C10H30O5Si5), a cyclic volatile methyl siloxane (cVMS) found in consumer products, was studied

57 Cyclic volatile methyl siloxanes (cVMS) are emitted to aquatic environments wit

58 Cyclic volatile methyl siloxanes (cVMS) are present in technical applications a

59 Cyclic volatile methyl siloxanes (cVMS) concentrations were analyzed in the pel

60 Cyclic volatile methyl siloxanes (cVMS) such as octamethylcyclotetrasiloxane (D

61 The sorption of cyclic volatile methyl siloxanes (cVMS) to organic matter has a strong influenc

62 With this method, cyclic siloxanes (D4 and D5) can be quantified in end-exhaled a

63 When 10% of the original siloxane data set was used for an ordinary kriging inter

64 adduct are lower than with the corresponding siloxane derivates.

65 g of a variety of highly functionalized aryl siloxane derivatives was investigated and optimized coup

66 of ortho-directing groups and electrophilic siloxane derivatives.

67 knife, even into two pieces, and can heal by siloxane equilibration to restore the original strength

68 Cyclic and linear siloxanes (except for L3) were detected in all influent

69 ygen-permeable (Dk) RGP lenses (two types of siloxane-fluorocarbon polymer lenses with Dk of 49 and 9

70 ically stabilized against polymerization and siloxane formation.

71 mal reaction conditions for the synthesis of siloxanes from aryl Grignard reagents entailed addition

72 of triarylamines, we explored the effects of siloxane group and substitution pattern on the physical

73 the opposite rings were bridged by a Si-O-Si siloxane group.

74 teractions, such as hydrogen bonding between siloxane groups from clays and peptide molecules.

75 uding naphthyl-substituted and unsymmetrical siloxanes, has been quantified and compared relative to

76 A selection of ortho-substituted aryl siloxanes have been prepared by directed orthometalation

77 In contrast, silatranes, once bound as siloxanes, have diminished electronic coupling making th

78 New liquid triarylamine-siloxane hybrid materials are produced using the Piers-R

79 Two vinyl siloxane impressions were made for each subject and a pa

80 lity semiconducting polyisoindigobithiophene-siloxane in a monolithic transistor design enabled us to

81 cement reaction between catechol and an aryl siloxane in the presence of an amine base.

82 reening tool for assessing concentrations of siloxanes in indoor air.

83 Research on detection of siloxanes in landfill gas has been active during recent

84 sing way to facilitate in-field detection of siloxanes in landfill gas in the future.

85 re important factors that affect the fate of siloxanes in WWTPs.

86 nd structure of the infinite 1D material for siloxane, in comparison with silane and alkane, and show

87 hases, and composite responses (magnitude of siloxane-induced MC bending) for four siloxanes were col

88 Atmospheric modeling of oxidized cyclic siloxanes is consistent with a diffuse photochemical sou

89 ing metathesis (RCM) sequence to form cyclic siloxanes is reported.

90 ay observations and structural properties of siloxanes; it is energetically unfavorable and thus high

91 organosilane coupled to the glass through a siloxane linkage.

92 y approximately 20 nm, as found for stilbene-siloxane macrocycles, suggesting some interaction of the

93 UV irradiation of a hybrid siloxane matrix doped with the new fused naphthopyran le

94 compressive behavior and compression set in siloxane matrix printed structures.

95 trapped in a gaspermeable photopolymerizable siloxane membrane (PS802).

96 rapped in a gas-permeable photopolymerizable siloxane membrane.

97 ellar bilayer thickness is determined by the siloxane midblock.

98 Organs from animals receiving the linear siloxane mixture were harvested at 9, 12, and 15 weeks.

99 By producing reusable poly(dimethyl siloxane) molds using standard photolithography, gelatin

100 hemistries are compared: an amine-terminated siloxane monolayer on the native SiO2 surface of the SiN

101 by replacing NPB with saturated hydrocarbon siloxane monolayers that covalently bind to the anode, w

102 ne groups tethered to the interior of a 2 nm siloxane nanocage was determined in solutions containing

103 A continuous siloxane network is formed that links together the muske

104 oped here, based on catalyzed formation of a siloxane network with further incorporation of cellulose

105 The unsaturated siloxanes obtained enantioselectively can be readily fun

106 omagnification of the cyclic volatile methyl siloxanes octamethylcyclotetrasiloxane (D4), decamethylc

107 ) or a commercial poly(trifluoropropylmethyl siloxane) (OV-215) stationary phase.

108 rylate (PA), in comparison with polydimethyl siloxane (PDMS) coating, to assess volatiles in model wi

109 that affords the combination of polydimethyl-siloxane (PDMS) microfluidic technology with vibrational

110 abrication and evaluation of a poly(dimethyl)siloxane (PDMS)-based device that enables the discrete i

111 grades less than 2% due to the poly(dimethyl siloxane) (PDMS) body.

112 have fabricated a microchip in poly(dimethyl siloxane) (PDMS) by soft lithography process.

113 aqueous solutions compared to poly(dimethyl siloxane) (PDMS) devices, and compatibility with deforma

114 cation of an external layer of poly(dimethyl siloxane) (PDMS) over the commercial PDMS/divinyl benzen

115 mobility and accurate mass measurement using siloxane peaks identified during the analysis as interna

116 densation of silica and organically modified siloxane polymers (silicones) from the corresponding sil

117 spect of a new synthetic route to silica and siloxane polymers at low temperature and pressure and ne

118 lly contained in landfill biogases will form siloxane residues when the gases are burned, which signi

119 4 polymer (a polyethylene oxide cross-linked siloxane ring polymer) films is hindered approximately 4

120 g metathesis (RCM) that forms an unsaturated siloxane ring, followed by an intramolecular cross-coupl

121 OTOS trimers suggests that the six-membered siloxane rings are binding locations for single site Zn/

122 lative proportion of strained and unstrained siloxane rings, and potential to generate hydroxyl radic

123 allowed cyclic trimers with the six-membered siloxane rings, which explain well both the X-ray and in

124 Linear siloxanes showed higher solid-liquid distribution coeffi

125 olytically stable mesoporous polycarbosilane-siloxane ([-Si(O)CH2-]n) matrix.

126 ols are best known as unstable precursors of siloxane (silicone) polymers, substances generally consi

127 ion of organo-silicon structures (silicones, siloxanes, silsesquioxanes) with organic semiconductors.

128 Topological micropatterning on polydimethyl siloxane stamps was used to mediate the dynamic assembly

129 rging areas (glass silanized with a cationic siloxane terminated with a quaternary ammonium group).

130 We introduce a novel siloxane-terminated solubilizing group and demonstrate i

131 The mean total mass of siloxanes that enter into the WWTP via influent was 15.1

132 ion between 5-bromotropolone (4) and an aryl siloxane to form the aryl-tropolone bond.

133 The conversion of surface-bound siloxane to SiO2 was followed with X-ray photoelectron s

134 This work highlights the potential for siloxanes to function as molecular insulators in electro

135 The crystalline, bench-stable siloxane transfer agent (1) is easily prepared via a one

136 nthesis, and validation of polymer-supported siloxane transfer agents have been achieved that permit

137 The synthesis of siloxanes via organolithium and magnesium reagents was l

138 Volatile methyl siloxanes (VMS) are high-production synthetic compounds,

139 he environmental behavior of volatile methyl siloxanes (VMS), a variety of reliable air sampling meth

140 lation in good yield, whereas a low yield of siloxane was obtained from 2-bromofuran, and 2-bromopyri

141 ude of siloxane-induced MC bending) for four siloxanes were collected that exhibited selective signat

142 cyclic (D3 to D7) and 12 linear (L3 to L14) siloxanes were investigated in raw and treated wastewate

143 and nature of the side chains (aliphatic vs siloxane) were probed.

144 Aryl siloxanes (which had previously failed to couple with tr

145 hSiH results in rapid formation of CH(4) and siloxane with no detection of bis(silyl)acetal and methy

146 Activation of the siloxane with tetrabutylammonium fluoride in the presenc

147 Pd) was necessary to efficiently couple aryl siloxanes with 5-bromotropolone (4).

148 oad substrate scope, delivering more than 25 siloxanes with siloxy or alkoxy functional groups at bot

149 low temperature gave predominantly monoaryl siloxanes, without requiring a large excess of the elect