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关键词:'fragrance'
显示 1-30 共 664 条结果 关于 "fragrance" 范围 论文
John Weeks et al.
Journal of applied toxicology : JAT, 40(10), 1421-1434 (2020-06-04)
In vitro metabolic stability of nine fragrance chemicals: p-tolyl acetate, cashmeran, ethylene brassylate, celestolide, galaxolide, traseolide, ambretone, tonalide and pentadecanolide, was evaluated in trout and human hepatocytes. The compounds were incubated with trout hepatocytes at 12°C and human hepatocytes at
Takako Ishiguro et al.
Chemical & pharmaceutical bulletin, 67(5), 493-497 (2019-05-08)
A system for releasing a fragrance, citral (CR) over an extended period of time using three types of enteric capsules is reported. The L- and M-type capsules released CR into media with a pH above 6, while the H-type capsule
Jiaqi Zhou et al.
International journal of occupational and environmental health, 23(4), 291-298 (2018-06-08)
Fragrance ingredients are commonly added to many personal care products to provide a pleasant scent, including those intended for babies. While fragrance chemicals have a long history of safe use, at sufficiently high concentrations some may act as respiratory irritants
Zhiguo Lu et al.
Engineering in life sciences, 20(11), 535-540 (2020-11-19)
Fragrances are widely used in our daily lives and can make us feel happy. However, traditional aromatic products release fragrance quickly and have a strong aroma. This not only worsens our scenting experience, but also severely shortens the useful life
Jie Zhang et al.
Talanta, 171, 61-67 (2017-05-30)
A poly(3-methylthiophene-carbazole)/graphene oxide composite coating was prepared on a stainless steel wire through electrochemical method. It showed high extraction efficiency, thermal stability and durability than those of corresponding single-component coatings due to the synergistic effect of different components. The resulting
Jianming Lin et al.
Chemosphere, 173, 485-493 (2017-01-31)
Photodegradation is an important abiotic degradation process to be taken into account for more accurate assessment of the fate of chemicals in the aquatic environment, especially those that are not readily biodegradable. Although the significant role of indirect photodegradation in
Heike Laue et al.
Toxicological sciences : an official journal of the Society of Toxicology, 160(2), 244-255 (2017-10-04)
Several aromatic aldehydes such as 3-(4-tert-butylphenyl)-2-methylpropanal were shown to adversely affect the reproductive system in male rats following oral gavage dose of ≥ 25 mg/kg bw/d. It was hypothesized that these aldehydes are metabolized to benzoic acids such as p-tert-butylbenzoic acid as key
Jessica Pérez-Outeiral et al.
Journal of chromatography. A, 1526, 82-92 (2017-10-24)
This work presents the development and validation of a multivariate method for quantitation of 6 potentially allergenic substances (PAS) related to fragrances by ultrasound-assisted emulsification microextraction coupled with HPLC-DAD and PARAFAC2 in the presence of other 18 PAS. The objective
Saeed Masoum et al.
Journal of separation science, 39(14), 2760-2769 (2016-05-25)
A new composite coating of polypyrrole and sodium lauryl ether sulfate was electrochemically prepared on a stainless-steel wire using cyclic voltammetry. The application and performance of the fiber was evaluated for the headspace solid-phase microextraction of a fragrance in aqueous
Maria Celeiro et al.
Journal of chromatography. A, 1344, 1-14 (2014-04-29)
An effective, simple and low cost sample preparation method based on matrix solid-phase dispersion (MSPD) followed by gas chromatography-mass spectrometry (GC-MS) or gas chromatography-triple quadrupole-mass spectrometry (GC-MS/MS) has been developed for the rapid simultaneous determination of 38 cosmetic ingredients, 25
Umberto Capasso Palmiero et al.
Colloids and surfaces. B, Biointerfaces, 190, 110926-110926 (2020-03-11)
Synthetic polymers are attracting growing attention as additives for laundry and personal care products. In particular, the high volatility of many common fragrances requires the development of polymeric particles for their encapsulation and controlled release. Unfortunately, the vast majority of
Hongbin Zhao et al.
Materials (Basel, Switzerland), 12(3) (2019-01-30)
Their controlled release property is the most important feature of functional microcapsules and carriers. In this work, melamine resin shell fragrance microcapsules were fabricated in a non-ionic system, and their chemical structure, particle size, and morphology were analyzed. The sustained
Tetyana Kobets et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 115, 228-243 (2018-03-20)
Genotoxicity of flavor and fragrance materials was assessed in Turkey Egg Genotoxicity Assay (TEGA) using 32P-nucleotide postlabeling (NPL) and comet assays to detect hepatic DNA adducts and strand breaks. Twenty materials having results in GADD45a-Gluc 'BlueScreen HC' genotoxicity assay, and
Filipa Gonçalves et al.
ACS applied materials & interfaces, 11(31), 28499-28506 (2019-07-10)
Perspiration as a response to daily activity and physical exercise results in unpleasant odors that cause social unrest and embarrassment. To tackle it, functional textiles incorporating fragrances could be an effective clothing deodorizing product. This work presents two strategies for
Lucyna Balcerzak et al.
Food chemistry, 301, 125283-125283 (2019-08-05)
A small library of 57 low molecular weight oximes was prepared from fragrant aldehydes and ketones, and their olfactory profiles were determined. The most substantive and interesting in terms of the sensory impressions were (+)-isomenthone oxime (fresh, musty, green) and
N Riboni et al.
Talanta, 224, 121891-121891 (2021-01-01)
The occurrence of emerging contaminants is becoming of increasing importance to assess the impact of anthropogenic activities onto the environment. The present study reports for the first time the development and validation of an efficient method for the simultaneous determination
Jing Hu et al.
Colloids and surfaces. B, Biointerfaces, 190, 110978-110978 (2020-03-24)
Linalool is a main component in different naturally derived essential oils, and widely used in household, personal care, food and therapeutic formulations. However, the application is limited due to its high volatility and low stability. In this study, an effective
Mohit Kumar et al.
Journal of cosmetic dermatology, 20(2), 391-399 (2020-05-24)
Perfume is basically a cosmetic product applied to human body for an amusing scent or the feeling of freshness. A certain amount of perfume penetrates and remains attached to the protein of the skin when perfume is applied on the
Gary Strobel et al.
Microbial ecology, 74(2), 312-321 (2017-02-12)
Urnula sp. was isolated as an endophyte of Dicksonia antarctica and identified primarily on the basis of its ITS sequence and morphological features. The anamorphic state of the fungus appeared as a hyphomyceteous-like fungus as based on its features in
Jeanaflor Crystal T Concepcion et al.
Food chemistry, 240, 1014-1021 (2017-09-28)
This study provides the first investigation of the physical traits, pasting properties and volatile compounds of Cambodian rice cultivars, including traditional, improved, and improved traditional varieties, allowing for their differentiation as high and low quality rice. Analysis of the grain
Óscar Castro et al.
Journal of chromatography. A, 1591, 55-61 (2019-01-20)
A novel solid phase microextraction Arrow (SPME Arrow) system has been applied for the first time to determine synthetic musk fragrances in fish samples. The lack of regulation concerning the concentration of musk fragrances in fish along with the risk
Junjun Fan et al.
Molecules (Basel, Switzerland), 24(13) (2019-06-30)
Flowering crabapple is an important ornamental flower. It is vital to understand the floral scent properties and the associated release dynamics for carrying out fragrant flower breeding or floral regulation of crabapple. Static headspace solid-phase microextraction coupled with gas chromatography-mass
O Tzhayik et al.
Ultrasonics sonochemistry, 38, 614-621 (2016-08-30)
We report on a simple and effective ultrasound-assisted deposition of vanillin nanoparticles (∼50nm in size), raspberry ketone (RK) nanoparticles (∼40nm in size) and camphor nanoparticles (width ∼30nm, length ∼40nm in size) on textiles and on polypropylene surfaces. The excellent antibacterial
Se Yeon Oh
Molecules (Basel, Switzerland), 20(6), 10298-10312 (2015-06-06)
Fast gas chromatography-surface acoustic wave sensor (GC/SAW) has been applied for the detection of the pharmacological volatiles emanated from Houttuynia cordata Thunb which is from South Korea. H. cordata Thunb with unpleasant and fishy odors shows a variety of pharmacological
The Variation of Oncidium Rosy Sunset Flower Volatiles with Daily Rhythm, Flowering Period, and Flower Parts.
Yi-Tien Chiu et al.
Molecules (Basel, Switzerland), 22(9) (2017-09-05)
S C Cunha et al.
Environmental research, 143(Pt B), 65-71 (2015-05-20)
In the last decades, awareness regarding personal care products (PCP), i.e. synthetic organic chemicals frequently used in cosmetic and hygienic products, has become a forward-looking issue, due to their persistency in the environment and their potential multi-organ toxicity in both
Laura Vallecillos et al.
Journal of chromatography. A, 1364, 1-11 (2014-09-23)
An on-line coupling solid-phase extraction (SPE) has been developed for the first time to preconcentrate trace amounts of 17 musk fragrances extensively used in personal care products (6 polycyclic musks, 3 nitro musks, 7 macrocyclic musks and 1 polycyclic musk
Laura Vallecillos et al.
Journal of chromatography. A, 1314, 38-43 (2013-09-26)
For the first time, headspace solid-phase microextraction (HS-SPME) has shown to be a powerful technique to extract macrocyclic musk fragrances directly from sewage sludge. It avoids the need to use additional extraction/preconcentration techniques or clean-up procedure and facilitates the automation
Maria Mazzucotelli et al.
Journal of chromatography. A, 1583, 124-135 (2018-11-28)
Room-temperature ionic liquids (ILs) have been shown to be successful as stationary phases (SPs) for gas chromatography in several fields of applications because of their unique and tunable selectivity, low vapor pressure and volatility, high thermal stability (over 300 °C), and
Mengwan Li et al.
Biotechnology for biofuels, 14(1), 3-3 (2021-01-08)
2-phenylethanol (2-PE) is a rose-scented flavor and fragrance compound that is used in food, beverages, and personal care products. Compatibility with gasoline also makes it a potential biofuel or fuel additive. A biochemical process converting glucose or other fermentable sugars
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