搜索结果: 1-15 共查到“SBS”相关记录23条 . 查询时间(0.078 秒)
化销华中助力海南巴陵SBS橡胶进军海外市场
橡胶产品 海南 海外市场
2023/9/26
近日,化销华中推动海南巴陵SBS橡胶产品顺利装箱通关,起航驶向越南,标志着海南巴陵SBS橡胶产品成功进入海外市场。
化销华中完成首单茂名石化SBS出口
中国石化 茂名石化 合成橡胶
2023/9/1
近日,化销华中顺利完成茂名石化110吨SBS出口发运,这是化工销售合成橡胶业务组织与营销模式优化调整后,化销华中出口的首笔茂名石化SBS订单,标志着化销华中持续深化改革,发挥SBS海外渠道和统一出口优势,为提升国际化经营质量迈出新步伐。
采用苯乙烯(St)-丙烯酸甲酯(MA)无规共聚物(PSMA)(nSt∶nMA=75∶25)为增容剂,通过双螺杆挤出机将聚乳酸(PLA)与苯乙烯-丁二烯-苯乙烯(SBS)三嵌段共聚物熔融共混,研究了PSMA的含量对PLA/SBS共混物(mPLA∶mSBS=90∶10)相容性的影响。利用扫描电子显微镜、万能拉伸试验机、差示扫描量热仪和旋转流变仪对共混物的微观形貌、力学性能、热性能和流变性能进行表征。S...
Suppression of SBS in a photonic crystal fiber with periodically-varied core diameter
Suppression SBS photonic crystal fiber periodically-varied core diameter
2011/5/20
We experimentally demonstrate 7dB improvement in Brillouin suppression in a photonic crystal fiber by periodically varying the size of the air-hole-structure by only 7% amplitude while keeping a low a...
Demonstration of Polarization Insensitive Wavelength Conversion of 112-Gb/s Polarization Multiplexed RZ- QPSK Signals Using Bismuth-Oxide-based Nonlinear Optical Fiber with High SBS Threshold
Fiber Optics Communications Networks
2010/6/10
Polarization insensitive wavelength conversion by employing a dual pump scheme in 112-Gb/s polarization-multiplexed RZ-QPSK system has been realized by using a 2-m Bismuth-Oxide-based nonlinear optica...
Characterization of SBS Gain and Loss Spectra Using Fresnel Reflections and Interaction of Two Sidebands
Fiber characterization Scattering stimulated Brillouin
2010/6/4
A compact single-ended setup for stimulated Brillouin scattering (SBS) spectra characterization is proposed based on microwave modulated optical sidebands and Fresnel reflection in optical fibers. The...
In-Band SBS Suppression for Optical High Power Transmitter
Fiber optics optical communications
2010/6/4
No observable implementation loss is demonstrated with an in-band carrier frequency dithering technique to suppress stimulated Brillouin scattering (SBS) in a 50-W optical BPPM transmitter, contrast t...
Principle of the Phase Controlling of the SBS Wave and its Application to the Beam Combination Laser for the Laser Fusion Driver
Stimulated Brillouin scattering Phase control Phase conjugate mirror
2009/6/1
The phase control of the stimulate Brillouin scattering (SBS) wave by a standing wave is the most important technique for the realization of the beam combination laser system. In this work, a theoreti...
Research and Development of Biodegradation Disposal for SBS (Sugi Bark Sorbent)
Biodegradation Disposal SBS
2009/4/29
Sugi bark sorbent (SBS), which is recycled waste, is comparable to commonly used petroleum products in performance and cost and has lower environmental loads. It has been commercially produced since 2...
光学材料中横向SBS的稳态分析
光学材料 横向受激布里渊散射 强激光系统
2009/2/20
从非线性光学的耦合波理论出发,建立了种子光入射的窄带泵浦的横向受激布里渊散射的二维理论模型,并对稳态情形进行了数值模拟,得到了散射光强的二维分布。计算表明,散射光场在入射面内呈现出“局部集中”的特点,而且由于“空间压缩”效应,使得获得的最大散射光强远大于初始泵浦光强。还分析了光场及材料参数对获得的散射光强的影响,得出:入射的激光功率密度越大,光学元件的横向尺寸越长,材料的吸收系数越小,受激散射产生...
橡胶粉与SBS复合改性沥青路用性能与微观结构
道路工程 废旧橡胶粉 SBS
2009/2/18
采用废旧橡胶粉和热塑性弹性体SBS复合改性道路石油沥青AH90,分别进行了性能测试试验和结构分析试验,结果表明:改性后沥青的针入度明显下降,延度和弹性恢复明显增加,软化点升高,T800升高,T1.2降低,沥青的高温稳定性和低温变形能力均有较大改善。
带SBS位相共轭镜的Na:YAG激光振荡器及放大器
位相共轭 放大器 激光振荡
2008/10/6
该项成果应用了受激布里渊散射位相共轭的理论,发现并探索了位相共轭这一新领域,发展了它在固体激光系统的新应用范围。其内容包括:带SF6高压气池位相共轭镜的Na:YAG激光振荡器,输出能量200mj以上,脉宽25ns,发散角小于0.5mrad。SF6高压气池位相共轭双程Na:YAG激光放大器,输出能量达730mj,脉宽12ns,发散角<0.5mra,稳定度5%。该成果对非线性光学的发展起推动作用,并为...
一、产品和技术简介:SBS胶粘剂广泛应用于纸张覆膜等场合。但现有的胶粘剂基本是溶剂型的,使用时会有较多的溶剂挥发,浪费资源,污染环境,危害操作人员的健康。我们开发出的水乳型SBS胶粘剂,外面的连续相是水,大大减少了溶剂的用量和挥发量,是环境友好的胶粘剂。用水乳型SBS胶粘剂将塑料薄膜覆膜于纸张上,经剥离实验,塑料薄膜被破坏,证明水乳型SBS胶粘剂达到了纸张覆膜的强度需要。二、应用范...
环氧化SBS粘合剂的制备技术
SBS粘合剂 环氧化
2008/9/24
一、产品和技术简介:
常用的SBS 粘合剂广泛用于非极性材料的粘接,但用于极性材料的粘接时效果较差。此技术中是将SBS经环氧化改性,适当调整其环氧值后与其它助剂,如:增粘剂,配合使用,可改善极性材料与非极性材料的粘接强度。该粘合剂可用于粘接皮革,PVC, SBS,丁苯橡胶等材料。例如用于PVC与牛皮的粘接时,在测量其粘接强度时,牛皮基体破坏。
二、应用范围:
可用于皮鞋的皮革...
光纤水听器是利用光的干涉信号进行探测的,但随着入射光功率的增加,易发生受激布里渊散射(stimulated Brillouin scattering,SBS)效应,并因而产生噪声,限制入射光功率的增加,极大地影响探测信号。为了抑制SBS效应,提高光纤水听器性能,以Michelson型光纤水听器为例,从实验和理论上研究了SBS及其阈值特性。根据阈值公式分析了提高阈值的方法,着重讨论了光隔离器法对S...