Even dark-skinned women should use sunscreens 即使黑皮肤的女性也应该涂抹防晒霜。
Concern has also been raised about the chemical preservatives used in sunscreens, and other ingredients, seeping through the top layer of the skin. 防晒品中的化学防腐剂及一些渗入表皮层的其他成分也使得人们忧心忡忡。
Consumers can choose between a physical block, which sits on the surface of the skin causing UV rays to bounce off, or chemical sunscreens, which are absorbed by the skin and deactivate sunlight when it comes into contact with the body` s surface. 顾客可以选购物理防晒或者化学防晒。其中物理防晒品会在皮肤表面形成反射层,而化学防晒品被皮肤吸收后会在身体接触日光时提供防晒保护。
Turns out that a 2008 study by Italian scientists found that UV filters in sunscreens causes coral bleaching. 意大利科学家在2008年的研究中发现防晒霜中的紫外线过滤剂导致了珊瑚礁褪色。
When the latter was mixed with olive oil and applied to rat skin, it doubled the rate of uterine growth well before puberty, which led to claims that gender-bending chemicals that mimic the effect of oestrogen are common in sunscreens. 当4-MBC与橄榄油混合,涂在受创的皮肤表面时,会在青春期前,就让人体内的雌激素增长速度加倍,这种模仿雌激素作用的性别扭曲化学品在防晒霜遮阳剂中颇为常见。
But there are still some strong alternative sunscreens out there that are biodegradable and possibly old-fashioned, in the sense that they rely on a physical barrier, like zinc oxide. 不过市面上还是有其他的强效遮阳剂可作为备选。这些遮阳剂可以生物分解,从其依赖氧化锌等物理隔离手段的角度来看,还颇为传统。
Survey respondents said they were aware that sunscreens with higher SPF afforded greater protection, and sunscreens past their expiration dates should not be used. 被调查者称,他们知道SPF值更高的防晒霜能提供更多保护,而且不能使用已过保质期的防晒霜。
As if that were not enough of an impact, sunscreens increasingly contain nanoparticles, smaller than one one-thousandth the diameter of a human hair. 就像是怕以前作用还不够似的,现在防晒霜遮阳剂包含的纳米粒子越来越多,比人类头发直径的千分之一还小。
Sunscreens, including those with ingredients that penetrate the skin, are perfectly safe when you've got your own bun in the oven, says Baumann. 防晒霜,包罗那些渗入皮肤的成份,在你怀孕时是完全平安的。
Sunscreens currently available in the United States are unable to do this; the product will be available to consumers in the fall. 现在,美国的防晒霜都不能做到这一点,消费者在今年秋天就可以买到这种产品。
Hanson's research team found that three UV filters widely used in sunscreens generate ROS when skin is exposed to UV radiation. 汉森的研究小组发现当皮肤处在紫外线辐射之下,三种广泛用于防晒产品中的紫外线过滤成分也会生成活性氧簇ROS。
Experts also note that while sunscreens are a valuable tool, their use is just one part of an overall strategy that also includes limited time in the sun and protective clothing. 专家们还特别指出,尽管涂抹防晒霜是有用的防护手段,但这只是整体防护策略的一部分。这些整体防护策略还包括限制曝晒时间和穿戴防晒衣物。
"And make sure to reapply sunscreen," Dauer reminded. After 20 minutes in saltwater, even" waterproof "sunscreens wash off to a large extent. 她提醒人们确保遮光剂的反复使用,在盐水即使是水池中待上20分钟,大部分遮光剂就会被洗掉。
In silico approach for human exposure assessment of sunscreens insilico技术对防晒剂成分的人体暴露评估
Actually, commercial sunscreens work in much the same way, converting UV radiation into heat. 实际上,市场上的太阳滤镜基本上就是以这种方式工作,把紫外线(UV)转化成热。
Conventional sunscreens do not protect as well against UVA, and the SPF is not reflective of its harmful effects. 一般的防晒霜并不能抵抗UVA带来的伤害,而且SPF值并不能反映其有害影响。
For those who have reservations, some sunscreens are now made without oxybenzone, though they may not offer the same ultraviolet protection. 对于有些保留意见者,现在已经生产出不含氧苯酮的防晒霜,只是其防止外线效果不尽相同。
Dermatologists agree sunscreens do not provide full protection, but still consider them beneficial. 皮肤科专家同意防晒产品确未提供完全的防护,但仍认为它们有所助益。
I'm in the sun often, so I must use waterproof sunscreens which tend to clog my pores. 我经常在太阳底下,所以我必须使用防水的防晒霜,而这种防晒霜往往会堵塞我的毛孔。
Products that contain Shea butter and sunscreens and which moisturize the hair are recommended. 包含乳木果油、防晒成分、保湿成分的产品效果比较好。
Percutaneous Exposure Assessment of Sunscreens in Cosmetics using QSAR Prediction Method QSAR技术对化妆品中防晒剂成分经皮暴露评估
SPF or APF value could not wholly represent the role of sunscreens in protecting skin color under the broad band UVA and UVB radiation. SPF值或APF值不能完全代表UVA、UVB对肤色综合效应的防护作用。
Experimental study on skin safety of sunscreens 防晒制剂皮肤安全性的实验研究
Highlights on the use of UV absorbers in developing and making of an effective and stable sun care product formula from views of UV protection, applications of various sunscreens and SPF evaluation of sun care products were discussed. 从紫外线防护、防晒剂的种类及应用和防晒产品的效果评价等方面,讨论了紫外线吸收剂应用于稳定有效的防晒化妆品的开发和配方制作时的相关注意要点。
S: The point of view is given that mixing organic sunscreens with a certain particle physical sunscreens can manufacture the products with high safety and good sun protection efficacy based on the part of factor analyzing of influence sunscreen products security. 根据影响防晒产品安全性的部分因素分析,提出将有机防晒剂与一定粒径的物理防晒剂复配可以制得安全性高、防晒效果好的防晒产品的观点。
Ten sunscreens were collected as samples to study the factors that may affect the results of the efficacy of sunscreens by SPF-290S Analyzer System. [方法]选择防晒化妆品乳液和膏霜共10个作为测定样本,研究SPF-290防晒系数分析仪测定过程中的影响因素。
To study the possibility of assessment on water resistance of sunscreens by SPF 290S Analyzer System. [目的]研究SPF290防晒系数分析仪用于评价抗水性防晒化妆品的可能性。
According to the method recommended by the FDA, a modified test which is suitable for Chinese to measure the SPF of sunscreens have been established. 参照美国FDA推荐的测试方法,结合我国的实际情况,我们初步建立了一套SPF的人体测试方法。
Application and assessment of sunscreens 防晒霜的应用和评价
For example, electronics devices, transparent UV-protection films, chemical sensors, UV-filters in sunscreens, as well as textiles. 比如,电子器件、透明紫外线保护膜、化学传感器、防晒霜中的紫外线过滤以及纺织品等等。