摘要：【中文】本发明公开了一种无溶剂管道内壁防腐疏水涂料及其制备方法，属于涂料技术领域，由下述重量百分比的原料组成：无机‑有机聚合物树脂50‑70%、活性稀释剂1‑7%、分散剂0.1‑1%、钛白粉10‑15%、聚四氟乙烯5‑10%、消泡剂0.1‑1%、流平剂0.1‑1%、膨润土1‑5%，固化剂15‑20%；其中，所述无机‑有机聚合物树脂为纳米二氧化硅改性环氧树脂，上述原料总计为100%；本发明采用纳米二氧化硅改性的环氧树脂以适当比例与其他组分配比，从而提升涂料的附着牢度，硬度和韧性；目前同类型产品的漆膜硬度大多为2‑3H,本发明的漆膜硬度可达到5H以上，且大大提升了漆膜的耐磨性能；并且，本发明涂料的疏水性能优异。 【EN】The invention discloses a solvent-free pipeline inner wall anticorrosion hydrophobic coating and a preparation method thereof, belonging to the technical field of coatings and comprising the following raw materials in percentage by weight: 50-70% of inorganic-organic polymer resin, 1-7% of active diluent, 0.1-1% of dispersing agent, 10-15% of titanium dioxide, 5-10% of polytetrafluoroethylene, 0.1-1% of defoaming agent, 0.1-1% of flatting agent, 1-5% of bentonite and 15-20% of curing agent; wherein the inorganic-organic polymer resin is nano silicon dioxide modified epoxy resin, and the total amount of the raw materials is 100%; according to the invention, the nano-silica modified epoxy resin is mixed with other components in a proper proportion, so that the adhesion fastness, hardness and toughness of the coating are improved; at present, the hardness of a paint film of the same type of products is mostly 2-3H, the hardness of the paint film can reach more than 5H, and the wear resistance of the paint film is greatly improved; in addition, the hydrophobic property of the coating is excellent.

摘要：【中文】本发明公开了一种红磷阻燃剂聚酰胺组合物，采用添加一定量的亚磷酸铝改善红磷阻燃聚酰胺灼热丝点燃温度低的缺陷，得到一种灼热丝起燃点高的聚酰胺组合物。 【EN】The invention discloses a red phosphorus flame retardant polyamide composition, which is prepared by adding a certain amount of aluminum phosphite to overcome the defect of low ignition temperature of red phosphorus flame retardant polyamide glow wire.

摘要：【中文】本发明公开了一种作为PDE2/4双重抑制剂的邻苯二甲酰亚胺类化合物及其之制备方法，其中邻苯二甲酰亚胺类化合物的通式为该类化合物，具有良好的PDE2/4双重抑制活性，相对于传统的单一PDEs类抑制剂，能表现出更为优异的药效学性能并且副作用小。这类化合物可用于制备治疗老年痴呆、抑郁症、关节炎、哮喘及慢性阻塞性肺部疾病等的药物。 【EN】The invention discloses a phthalimide compound used as a PDE2/4 dual inhibitor and a preparation method thereof, wherein the general formula of the phthalimide compound is shown in the specificationThe compound is a compound of the class,has good double PDE2/4 inhibition activity, and can show more excellent pharmacodynamic performance and less side effect compared with the traditional single PDEs inhibitor. The compound can be used for preparing medicines for treating senile dementia, depression, arthritis, asthma, chronic obstructive pulmonary diseases and the like.

摘要：【中文】本发明公开了一种聚酰胺复合材料，包括以下组分：聚酰胺树脂20‑80份；红磷阻燃剂1‑30份；甲基三烯丙基异氰脲酸酯0.01‑10份；所述的聚酰胺复合材料中聚酰胺分子间具有交联结构。通过加入甲基三烯丙基异氰脲酸酯（TMAIC）进行辐照交联处理，并且通过红磷阻燃剂，不仅能够满足阻燃的需求，而且灼热丝(GWIT)、漏电起痕指数(CTI)得到提升。 【EN】The invention discloses a polyamide composite material, which comprises the following components: 20-80 parts of polyamide resin; 1-30 parts of a red phosphorus flame retardant; 0.01-10 parts of methyl triallyl isocyanurate; the polyamide composite material has a cross-linking structure among polyamide molecules. By adding methyl triallyl isocyanurate (TMAIC) for irradiation crosslinking treatment and using a red phosphorus flame retardant, the flame retardant can meet the requirement of flame retardance, and Glow Wire (GWIT) and tracking index (CTI) are improved.

摘要：【中文】本发明公开了一种聚丙烯组合物，通过特殊参数的共聚聚丙烯、支化聚乙烯组成树脂基体，使得树脂基体具有低结晶趋向，从而提高了树脂基体表面的喷涂附着力。进一步采用双峰分布态弹性体POE，能够提升成型后外观状态。 【EN】The invention discloses a polypropylene composition, which comprises a resin matrix consisting of polypropylene copolymer and branched polyethylene with special parameters, so that the resin matrix has a low crystallization tendency, and the spraying adhesion force of the surface of the resin matrix is improved. And the appearance state after molding can be improved by further adopting the elastomer POE with the bimodal distribution state.

摘要：【中文】本发明公开了一种聚丙烯组合，包含以下重量份的组分：共聚聚丙烯树脂40～55份、低密度聚乙烯树脂0～10份、乙烯辛烯共聚物5～20份和滑石粉25～35份；所述共聚聚丙烯树脂的分子量分布≤4.5。本发明所述聚丙烯组合物采用窄分子量分布的共聚聚丙烯树脂，能有效降低共聚聚丙烯中低分子量聚丙烯部分含量，可使聚丙烯聚合物结晶趋向减弱，可降低聚丙烯材料的线性膨胀系数，并且原料均可以采用主喂料口投入，可应用于汽车聚丙烯尾门和聚丙烯翼子板外板，助力汽车轻量化事业。 【EN】The invention discloses a polypropylene composition, which comprises the following components in parts by weight: 40-55 parts of copolymerized polypropylene resin, 0-10 parts of low-density polyethylene resin, 5-20 parts of ethylene-octene copolymer and 25-35 parts of talcum powder; the molecular weight distribution of the copolymerized polypropylene resin is less than or equal to 4.5. The polypropylene composition disclosed by the invention adopts the copolymerized polypropylene resin with narrow molecular weight distribution, the content of the low-molecular-weight polypropylene in the copolymerized polypropylene can be effectively reduced, the crystallization tendency of the polypropylene polymer can be weakened, the linear expansion coefficient of a polypropylene material can be reduced, and the raw materials can be fed through the main feeding port, so that the polypropylene composition can be applied to the polypropylene tail door and the polypropylene fender outer plate of an automobile and can assist the light-weight industry of the automobile.

摘要：【中文】本申请提供一种开关装置及电子设备，涉及开关控制技术领域。开关装置包括：光电解保模块、控制模块、分光器、激光器、电光开关；分光器与光电解保模块的输入端连接，光电解保模块的输出端与控制模块的输入端连接，控制模块的输出端与激光器的输入端连接，激光器的输出端与电光开关的输入端连接，电光开关的输入端还与分光器连接。在本方案中通过利用光信号作为控制信号和触发信号，有利于提高信号传输的稳定性，降低电磁干扰对控制及触发信号传输的影响，从而有利于提高开关动作的可靠性。 【EN】The application provides a switching device and electronic equipment, relates to on-off control technical field. The switching device includes: the device comprises a photoelectrolysis protective module, a control module, a light splitter, a laser and an electro-optical switch; the optical splitter is connected with the input end of the photoelectric degradation module, the output end of the photoelectric degradation module is connected with the input end of the control module, the output end of the control module is connected with the input end of the laser, the output end of the laser is connected with the input end of the electro-optical switch, and the input end of the electro-optical switch is further connected with the optical splitter. In the scheme, the optical signal is used as the control signal and the trigger signal, so that the stability of signal transmission is favorably improved, the influence of electromagnetic interference on the transmission of the control signal and the trigger signal is reduced, and the reliability of switching action is favorably improved.

摘要：【中文】本发明公开了一种聚乙烯组合物，包含以下重量份的组分：聚乙烯树脂100份、填料0～34份和发泡剂0.05～2.5份；所述聚乙烯树脂为低密度聚乙烯树脂，在230℃，2.16kg负荷下，所述聚乙烯树脂的熔体质量流动速率为10～30g/10min。本发明所述聚乙烯组合物通过对不同流动性的聚乙烯材料进行优选，获得聚乙烯组合物为一种微发泡材料，可以形成外部具有密实皮层的“三明治”皮芯结构，具有泡孔细密，其能够实现25％左右的减重，具有良好的隔音性，同时具有良好的成型性，在汽车风管、轮罩隔音材料、前围隔音材料等应用中有较好的前景。本发明还提供了一种聚乙烯组合物的制备方法。 【EN】The invention discloses a polyethylene composition, which comprises the following components in parts by weight: 100 parts of polyethylene resin, 0-34 parts of filler and 0.05-2.5 parts of foaming agent; the polyethylene resin is low-density polyethylene resin, and the melt mass flow rate of the polyethylene resin is 10-30 g/10min at 230 ℃ under the load of 2.16 kg. The polyethylene composition is a micro-foaming material obtained by optimizing polyethylene materials with different flowability, can form a sandwich skin-core structure with a compact skin layer outside, has fine and dense pores, can reduce weight by about 25%, has good sound insulation property and good formability, and has good prospects in applications such as automobile air pipes, wheel cover sound insulation materials and front wall sound insulation materials. The invention also provides a preparation method of the polyethylene composition.

摘要：本发明涉及建筑领域，具体是一种桥梁管桩辅助打桩装置，包括有支撑件、管桩、打桩块和安装框，还包括有连接组件、保护套、驱动组件、调节组件以及测量组件所述连接组件与打桩块连接，所述保护套与管桩连接，所述驱动组件安装在安装框上所述调节组件一端与驱动组件连接，另一端与连接组件连接；所述测量组件安装在安装框上；在进行打桩时，通过驱动组件驱动调节组件带动与连接组件连接的打桩块间歇性的与安装在管桩上的保护套接触，以此实现对管桩进行打桩，在进行打桩的同时，驱动组件也会驱动清尘组件对产生的灰尘进行降尘处理，打桩结束后，驱动组件通过驱动调节组件带动与连接组件连接的打桩块远离保护套。

摘要：本发明提出了一种清管器组合刀，包括：两个L型刀架，所述刀架相互平行，包括：第一悬臂；第二悬臂，与所述第一悬臂垂直固定连接，且所述第一悬臂和所述第二悬臂的连接端与铰轴活动连接，两个铣刀，分别与两个所述第一悬臂的一端转动连接。通过本发明的技术方案，清管器组合刀在在尾部全周向均匀设计2个割刀架，使其在管道内运行时对大片结垢在管壁上进行切割，切割成小片状，通过多次切割、清扫的配合，能够避免结垢大片状脱落。进一步增强了清管器结垢剥离能力，减少杂质携带能力。