63results about How to "Antibacterial good" patented technology

The invention relates a preparation method of an inorganic-organic hybrid antibacterial agent with antibacterial and hydrophobic functions and application of the antibacterial agent in a polymer material matrix. The antibacterial agent overcomes the problem in the prior art that the antibacterial performance of a natural antibacterial agent cannot completely meet the demands of users when being used alone. Specifically, the antibacterial agent adopts an amino-containing coupling agent as a bridge, and antibacterial inorganic nanoparticles such as titanium dioxide and zinc oxide are coated withantibacterial aldehydes such as organic citral and cinnamaldehyde to form the inorganic-organic hybrid antibacterial agent. The inorganic-organic hybrid antibacterial agent can be widely applied to polymer materials such as PP and ABS and achieve an antibacterial and hydrophobic effect; the antibacterial rate of the antibacterial agent for gram-negative bacteria such as escherichia coli can reach99.9%, the antibacterial rate of the antibacterial agent for gram-positive bacteria such as staphylococcus aureus can reach 99.9%, the antibacterial rate of the antibacterial agent for aspergillus niger and other molds can reach 0 grade, and the contact angle between the material surface and water can reach 120 degrees. Meanwhile, the antibacterial polymer material maintains the great mechanicalproperty.

The invention relates to an environment-friendly plastic foamed sheet with antistatic and flame-retardant functions and a manufacturing technique thereof. The manufacturing technique comprises the following steps: preparing bamboo carbon powder, kaolin, plastic, antistatic agent, flame retardant and other chemical assistants, banburying, mixing, discharging from a guillotine to obtain a sheet semi-finished product, and foaming to form with a foaming machine. The plastic foamed sheet is prepared from the following raw materials in parts by mass: 5.5-6 parts of plastic, 1.0-1.5 parts of bamboo carbon powder, 1.5-3.5 parts of kaolin, 1.0-2.5 parts of antistatic agent, 1.5-3.5 parts of flame retardant and 0.5-1.0 part of chemical assistants. The manufacturing technique produces the plastic foamed sheet with high-standard antistatic and flame-retardant functions, overcomes the defects and shortcomings in the prior art, has important and profound significance for solving the problems above, and has very wide market potential.

The invention discloses a tilapia mossambica streptococcicosis resistant traditional Chinese herbal medicine preparation and a preparation process thereof. The traditional Chinese herbal medicine preparation is prepared from the following raw materials in parts by weight: 10-25 parts of scutellaria baicalensis, 10-25 parts of fructus forsythia, 10-25 parts of rheum officinale and 10-25 parts of dioscorea bulbifer. The preparation process comprises the following steps: weighing the raw material medicines according to formula weights, adding distilled water which is 20 times the total weight ofthe raw material medicines, and performing water bath for three times at 100 DEG C, and concentrating, thereby obtaining the traditional Chinese herbal medicine preparation, wherein the water bath lasts for one hour each time, and the alcohol precipitation concentration is 60%. The traditional Chinese herbal medicine preparation has the functions of clearing heat and removing toxins, preventing bacteria and preventing stress as well as regulating body immunity, the disease resistance of tilapia mossambica can be effectively improved, moreover the traditional Chinese herbal medicine preparationis low in medicine residue, medicine residue standard exceeding can be avoided, and drug resistance of pathogenic bacteria can be avoided; and besides, by adopting the preparation process disclosed by the invention, the contents of effective components of the tilapia mossambica streptococcicosis resistant traditional Chinese herbal medicine preparation can be effectively increased, so that the medicinal effect can be improved, the preparation process is simple, and the cost can be lowered.

The invention provides sustained release agricultural plastic mulch used for preventing and controlling bacterial wilt and a preparation method thereof. Garlic oil is injected among hydrotalcite layers by carrying out atomized spray, effective adsorption is formed, and hydrotalcites loaded with the garlic oil and a crosslinking agent are added into starch suspension, so that starch molecules are crosslinked and cured and coat the hydrotalcites loaded with the garlic oil inside, and sustained release capsules are obtained; and the sustained release capsules are mixed with matrix resin, and thenfilm blowing is carried out, so that the sustained release agricultural plastic mulch capable of preventing and controlling the bacterial wilt is obtained. The preparation method utilizes that a garlic oil sterilization layer can inhibit or alleviate bacterial wilt disease of multiple crops and has a good fungi-proofing effect, and the sustained release capsules have good compatibility with the matrix resin and are uniformly dispersed, so that the mulch has high strength and also has sustained release performance, sterilization time effect is long, and low cost and high efficiency are achieved in the whole preparation process.

The invention relates to the technical field of PVC modified materials, and in particular relates to a PVC modified material for a beach chair cloth and a preparation method thereof. The PVC modified material for the beach chair cloth is prepared from the following raw materials in parts by weight: 80-120 parts of PVC resin, 40-60 parts of a plasticizer, 3-7 parts of light calcium carbonate, 3-7 parts of a modifier, 2-4 parts of a stabilizer, 1-2 parts of a mould-proof agent, 0.6-1.0 part of a fungusproof agent, 0.5-1.5 parts of an anti-radiation agent, 0.3-0.7 part of an external lubricant and 0.2-0.4 part of an internal lubricant. The PVC modified material for the beach chair cloth has good mould-proof, fungusproof and anti-radiation effects, is environment-friendly and has excellent temperature resistance and weather resistance, high strength, excellent shock resistance, good flame retardant effect, excellent processability and excellent comprehensive performance.

The invention discloses an automatic nursing rehabilitation bed for the department of cardiology. The automatic nursing rehabilitation bed comprises a bed plate; four supporting legs are symmetricallyand fixedly installed at the bottom of the bed plate; and a storage unit is arranged on one side of the upper portion of the bed plate and close to the long edge of the bed plate. According to the invention, nursing articles, a heart rate monitor, a blood oxygen monitor and first-aid equipment can be orderly placed in the storage unit; the tidy and concise automatic nursing rehabilitation bed notonly can improve the comfort level of a patient using the automatic nursing rehabilitation bed, but also can prevent the disorder of the automatic nursing rehabilitation bed, thereby preventing influence on the mood of a patient and nursing personnel; the automatic nursing rehabilitation bed has a function of automatically reminding the patient to take medicine on time, especially for elderly patients suffering from amnesia, the patients can be reminded to take medicine in time; meanwhile, the labor intensity of the nursing personnel is effectively reduced, different parts of the patient canbe massaged at different intensities, blood circulation of the patients is accelerated, and early rehabilitation of the patient is facilitated.

The invention discloses a blood drawing tube sorting device for hospital. The blood drawing tube sorting device comprises a supporting table, wherein a sorting unit, a conveying unit, a separating unit, two sets of active sorting units, a passive sorting unit and a control unit are arranged on the upper portion of the supporting table; and the conveying unit is arranged adjacent to the sorting unit, the separating unit is arranged between the conveying unit and the sorting unit, the two sets of active sorting units are arranged on the conveying unit, the passive sorting unit is arranged on theside, far away from the sorting unit, of the conveying unit, and the control unit is electrically connected with the sorting unit, the conveying unit, the separating unit and the two sets of active sorting units correspondingly. The blood drawing tube sorting device for hospital can be used for replacing manual blood drawing tube sorting, the labor intensity of medical workers can be reduced, andthe working efficiency can be improved; and more importantly, medical staff can be prevented from sorting blood drawing tubes wrongly when the medical staff are too busy, so as to ensure the processof blood examination of patients and avoid delaying the treatment for the patients.

The invention discloses a disposable environmental-friendly paper freezing coffin, comprising a coffin body; the coffin body is made of a paper material; two sides of the coffin body are provided with cold air tubes; the cold air tubes are arranged and connected in an S-shape at two sides of the coffin body; refrigerating liquid is filled in the cold air tubes, wherein the cold air tube at one side of the coffin body is provided with a cold air tube connector. With adoption of the structure, the disposable environmental-friendly paper freezing coffin has a refrigeration function through the refrigerating liquid in the cold air tubes; and the disposable environmental-friendly paper freezing coffin has the characteristics of simple structure, convenience in manufacturing, light weight, low cost, good bacterial resistance and anti-corrosion, saved timbers, sanitation and environmental-friendliness.

The invention discloses a urethral catheter used for a spinal cord injured patient. The catheter used for the spinal cord injured patient comprises a urine guiding part, a pressure sensing part and awearing part, the pressure sensing part is mounted on the urine guiding part, and the wearing part and the pressure sensing part are in communication connection. According to the urethral catheter used for the spinal cord injured patient, the pressure inside the catheter can be monitored in real time, a solenoid valve can be automatically controlled to be switched on, the urine in the bladder of the spinal cord injured patient can be promptly guided out, the pressure in the bladder of the spinal cord injured patient can be prevented from increasing effectively, and thus the urine in the bladder of the patient is prevented from flowing back to the kidney, then the renal failure of the spinal cord injured patient is prevented, and the life safety of the spinal cord injured patient is effectively ensured; when the spinal cord injured patient needs to go out to a social place, a red indicator light is used for alarming, and no sound is given out in the alarm mode, so that the privacy of the spinal cord injured patient in the social place can effectively protected; rehabilitation training of the patient's regular filling and regular emptying of the bladder according to the monitored pressure is convenient.

The invention discloses a dicumarol derivative as well as a preparation method and application thereof. The preparation method comprises the following steps: (1) carrying out strain culture on decaisnea insignis endophytic fungus aspergillus tubingensis DS37 in a strain culture medium; (2) carrying out fermentation culture on a strain obtained by step (1) in a fermentation culture medium; then extracting for a plurality of times by utilizing petroleum ether, ethyl acetate and methanol; combining extracting solutions and filtering; recycling a mixed solvent and decompressing and concentrating filtrate to obtain crude extract; finally, carrying out silica-gel column chromatography to obtain the dicumarol derivative. The dicumarol derivative prepared by the invention has good effects of inhibiting pseudomonas aeruginosa, streptococcus lactis and alternaria alternata and can be used for agricultural prevention and control and pesticide prevention and control technologies; the dicumarol derivative has relatively strong activity of resisting A549, MCF-7 and HepG2 cell lines and provides possibility for developing anti-tumor medicines.

The invention relates to the technical field of medical instruments, in particular to a bleeding point detection system. The system comprises a bleeding point detection unit, a control unit, an alarmunit and a power supply unit, the control unit is electrically connected to the bleeding point detection unit, the alarm unit and the power supply unit are both electrically connected to the control unit, and the alarm unit is electrically connected to the power supply unit; and the bleeding point detection unit is used for monitoring the bleeding condition of a puncture position of a patient in real time and generating an electric signal to be uploaded to the control unit when the bleeding of a puncture position is monitored. The system can realize the purpose of monitoring the bleeding condition of the puncture position of the patient in real time, and can timely send an alarm sound to inform medical personnel to timely process the bleeding condition of the puncture position of the patient when the bleeding condition of the puncture position of the patient is monitored, thereby avoiding massive bleeding of the puncture position of the patient, further avoiding massive bleeding of thepatient. The system is firm in wearing, convenient to use, good in practicability and good in antibacterial performance.

The invention discloses a dental implant package which comprises an outer packaging box, an implant inner packaging bottle and a cover screw inner packaging bottle. The outer packaging box comprises a box body and a box cover. A first locating cavity and a second locating cavity are formed in the box body. The box cover and the box body are in interference fit and are in sealing connection. The first locating cavity is provided with a shock pad. The implant inner packaging bottle is arranged in the first locating cavity and comprises an implant bottle body and an implant bottle cover. The bottom end of the implant bottle body abuts against the shock pad. An elastic pad is arranged in the implant bottle body, and an implant is pressed between the elastic pad and the implant bottle cover. The cover screw inner packaging bottle is arranged in the second locating cavity. The implant and a cover screw are packaged in a sealed manner through the two inner packaging bottles, the two inner packaging bottles are sealed by the outer packaging box, and therefore the dental implant package can prevent bacteria and dampness well. The two inner packaging bottles are pressed in the outer packaging box, the implant inner packaging bottle is subjected to shock reduction through the shock pad, the implant is subjected to shock reduction through the elastic pad, and displacement can be effectively avoided.

The invention relates to an antibacterial deodorization mildewproof agent. The agent includes, in parts by mass, 5-9 parts of ferrous sulfate, 5-9 parts of borate, 2-5 parts of graphene, 2-4 parts ofnano silver powder, 1-3 parts of jasmine flower extract, 2-5 parts of chitosan and 20-22 parts of water. The agent has comprehensive functions, and is suitable for mildew prevention of food, furniture, wall paint and wall paper, has a good effect, long duration, low cost and an efficient and comprehensive anti-mildew technology, and can absorb moisture in moist air effectively so as to prevent mildew, sweep away dusty smell caused by mildew and achieve ventilation and damp proof; the antibacterial deodorization mildewproof agent also has excellent anti-bacterial and anti-fungal capacity and anti-bacterial anti-fungal durability at the same time, and has low toxicity and low production cost.

Discloses an synergistic antimicrobial composition containing a ginseng extract and a green tea extract in a weight ratio from 6:4 to 7:3 and an antimicrobial filter containing said composition and a method for manufacturing them. Said single filter exhibits higher antimicrobial and antiviral efficiency, has little pressure loss and could be produced at lower cost as compared with two systems containing two filters with single antimicrobial agent.