34results about How to "Elimination method" patented technology

The invention discloses an information processing method and an electronic device. The method includes the steps: establishing a connecting channel connected with each smart home device of a plurality of smart home devices; obtaining a first input operation and responding to the first input operation to call a linkage template; obtaining work status change information of the smart home devices with the number of M of a plurality of the smart home devices in the first period of time; taking the work status change information of the smart home devices with the number of M as condition parameter information of the linkage template to be written in the linkage template; respectively obtaining the work status change information of the smart home devices with the number of N of a plurality of the smart home devices in the second period of time; taking the work status change information of the smart home devices with the number of N as condition parameter information of the linkage template to be written in the linkage template; generating a linkage rule based on the linkage temple, the condition parameter information and result parameter information.

The invention relates to a device for adjusting the wing surface of a wing wind tunnel blowing model and an adjustment method. In the device provided by the invention, the width of a support base is equal to the chordwise length of the wing wind tunnel blowing model; the length of the support base is equal to the spanwise length of the wing wind tunnel blowing model; multiple rows of actuators are distributed along the length direction of the support base; each row of actuators comprises multiple actuators; each actuator is respectively positioned on each design point of the wing and corresponds to the horizontal ordinates of each design point of the wing; the actuators are installed on the upper surface and lower surface of the support base in pairs; and the actuators in the same column on the same surface are connected through a data line and used for receiving the same control signals and carrying out the equal amplitude displacement. The invention provides a convenient and practical wing surface deformation adjusting mechanism for the wing surface deformation based on the wing shape design of a wind tunnel experiment, establishes a high-efficiency wing shape optimization design system by means of the environment and conditions of the wind tunnel experiment and provides different wing shape results for the engineering actually, thereby improving the design level and design efficiency of the existing wing shape.

The invention discloses a method for seamlessly setting up a call. The method is as follows: a caller initiates the call, and a called number corresponding to the caller is set in an access gateway in advance; when the access gateway detects that the caller is in an incoming state, the call is initiated for the called number; and during the period of waiting for connection, the caller is in a state of listening a ring-back tone all the time until the incoming call is hooked off, then the access gateway informs the caller of hooking off, so that the call is set up between the caller and the incoming call. The invention also discloses a system and access gateway for seamlessly setting up a call. Under the conditions that extra cost is not added and brand new network elements are introduced,the differences of use habits and dial nodes are caused by a voice over internet protocol (VoIP) technique so that an operator can provides service for any person at any position without limitation of space and time; and simultaneously, an exterior person and the operator do not feel the existence of VoIP, thereby achieving the purposes of saving money and ensuring convenience.

The invention provides a method for processing PET/PA ferrous alloy color masterbatch by chemically depolymerizing waste polyester textiles. The method is characterized by comprising the following steps: preparing components including, by weight, 20 parts of PET, 40 parts of blown-film-grade LDPE, 30 parts of black carbon black and 10 parts of a compatibilizer; uniformly mixing the prepared components; and performing extrusion and granulation so as to obtain PET/LDPE ferrous alloy blown-film-type color masterbatch. Or the method comprises the following steps: preparing components including, by weight, 30 parts of PET, 30 parts of extrusion-grade LLDPE, 30 parts of black carbon black and 10 parts of a compatibilizer; uniformly mixing the prepared components; and performing extrusion and granulation so as to obtain PET/LLDPE ferrous alloy extrusion-type color masterbatch. Or the method comprises the following steps: preparing components including, by weight, 40 parts of PET, 20 parts of injection-grade HDPE, 30 parts of black carbon black and 10 parts of a compatibilizer; uniformly mixing the prepared components; and performing extrusion and granulation so as to obtain PET/HDPE ferrous alloy injection-type color masterbatch.

The invention discloses a method for preparing a novel alloy injection molding material by chemically depolymerizing, purifying and polymerizing PET by using waste polyester textiles in our plant and adding injection-molding PA6 material for modification. The method comprises the following steps: depolymerizing, filtering, decolorizing and purifying waste polyester textiles by using glycerol residues heated to 260-280 DEG C, then polymerizing the material into PET, adding auxiliaries such as a compatilizer, adding injection-molding PA6 material in a certain proportion, uniformly mixing the components and performing extrusive granulation on the mixture to obtain the special PET/PA6 injection molding alloy new material.

The invention discloses a method for treating zinc sulfide concentrate powder. The method comprises the steps of: a) carrying out size mixing on the zinc sulfide concentrate powder in a first operation tank to obtain slurry; b) adjusting acid liquor in a second operation tank so as to obtain material acid; and c) respectively adding the slurry obtained in the step a) and the material acid obtained in the step b) into an autoclave for pressure leaching. The method for treating the zinc sulfide concentrate powder according to the embodiment of the invention is simple in principle, high in feasibility and remarkable in effects.

Polyester waste textiles are heated and dissolved in ethylene glycol, the obtained solution is filtered to remove dregs, and isooctyl alcohol is added to achieve esterification and exchange out the ethylene glycol in order to form crude diisooctyl terephthalate.

The invention discloses a modification method for preparing a novel special alloy material used for injection molding through chemical depolymerization, purification and polymerization of PET from waste polyester textiles and addition of an injection-molding-grade ABS material in a plant. The method provided by the invention comprises the following steps: heating glycerin residue to 260 to 280 DEG C, then depolymerizing the waste polyester textiles with heated glycerin residue, carrying out filtering, decolorizing and purifying so as to polymerize PET, then adding modifying auxiliary agents like a compatibilizing agent, adding the injection-molding-grade ABS material in a certain proportion, carrying out uniform mixing, and carrying out extrusion granulation so as to obtain the novel special PET/ABS alloy material used for injection molding.

The invention discloses a method for preparing dibutyl terephthalate through waste polyester fabric depolymerization purification+butanol. A purified terephthalic acid monomer is prepared from a wastepolyester fabric through depolymerization and distillation purification, and butanol is added for esterification, and thus dibutyl terephthalate is prepared.

The invention discloses a chemical reduction method for preparing PBT raw material from Dacron domestic textile fabric leftover materials. After the Dacron domestic textile fabric leftover materials are heated and dissolved by using butanediol, filtration and then decoloration are carried out, BHBT is purified, and a catalyst is added to polymerize PBT.

The invention provides a method for preparing a PBT raw material by chemical reduction of a PET waste bottle material. The method comprises the following steps: heating and melting the PET waste bottle material by using butanediol, performing filtration, performing decolorization, performing purification, adding a catalyst, and performing polymerization to form PBT.

The invention discloses a method for modifying PET obtained by chemical depolymerization of polyester waste textiles, purification and polymerization and an extrusion-grade PA6 material to form an alloy extrusion novel material in Central Plastic Union New Material Technology (Hubei) Co., Ltd. The method comprises the following steps: performing depolymerization on the polyester waste textiles byusing glycerin residues heated to 260-280 DEG C, performing filtration, performing decolorization, performing purification, performing polymerization to form the PET, adding auxiliary agents such as acompatibilizer, adding a certain proportion of the extrusion-grade PA6 material, performing uniform mixing, and performing extrusion granulation to obtain the PET and PA6 extrusion special alloy novel material.

The invention discloses a method for modifying waste terylene textiles into a new hollow blow molding alloy material by chemically depolymerizing and purifying TPA and adding a hollow blow molding grade HDPE material in factories. The method comprises the steps: depolymerizing, filtering, decoloring and purifying the waste polyester textiles by glycerol residues heated to 260-280 DEG C to obtain TPA, adding a compatilizer and other modification aids, adding a certain proportion of hollow blow molding grade HDPE material, uniformly mixing, extruding and granulating to obtain the special new alloy material for TPA/HDPE hollow blow molding.

The invention discloses a method for modifying polyester waste textiles into new alloy materials special for hollow blow molding by performing chemical depolymerization and purification of TPA (terephthalic acid) and adding hollow blow molding grade LLDPE (linear low density polyethylene) materials. The method comprises the following steps: performing depolymerization, filtration, decoloration andpurification on the polyester waste textiles with glycerin residues heated to a temperature of 260-280 DEG C so as to obtain TPA, adding a compatilizer and other modification agents, adding hollow blow molding grade LLDPE materials of a certain ratio to be uniformly mixed, and performing extruded granulation so as to obtain the TPA/LLDPE new alloy material special for hollow blow molding.

The invention discloses a method for processing PET/PA ferrous alloy color masterbatch by chemically depolymerizing waste polyester textiles. The method comprises the following steps: depolymerizing waste polyester textiles with glycerol residues which have been heated to 260-280 DEG C, and completely filtering out dreg in a solution; adding black carbon black, a compatibilizer and the like, uniformly mixing the above substances with raw materials of different models including PA6, PA66 and PA1010; and performing extrusion and granulation to the special ferrous alloy color masterbatch for PET, PA6, PA66 and PA1010.

According to the invention, waste terylene textiles are depolymerized, distilling purification is carried out to obtain purified terephthalic acid monomers, and octanol is added for esterification, sothat dioctyl terephthalate is obtained.

The invention relates to a method for preparing a PBT raw material by chemical reduction of polyester clothing leftovers. The polyester clothing leftovers are heated and melted with butanediol, decolorization is carried out after filtration, purification is carried out to obtain BHBT, and a catalyst is added for polymerization to obtain PBT.

The invention discloses a modification method for preparing a novel special alloy material used for film blowing through chemical depolymerization and purification of TPA from waste polyester textiles and addition of a film-blowing-grade LLDPE material. The method comprises the following steps: heating glycerin residue to 260 to 280 DEG C, depolymerizing the waste polyester textiles with heated glycerin residue, carrying out filtering, decolorizing and purifying so as to obtain TPA, adding modifying auxiliary agents like a compatibilizing agent, then adding the film-blowing-grade LLDPE material in a certain proportion, and carrying out extrusion granulation so as to obtain a novel special TPA/LLDPE alloy material used for film blowing.

The invention relates to a method for preparing a PBT raw material through chemical reduction of PET wastes. The method comprises the steps of dissolving the PET wastes with butylene glycol through heating, then, carrying out filtering, then, carrying out decoloring, carrying out purifying to obtain BHBT, and adding a catalyst to synthesize PBT.

The invention relates to a method for preparing PBT through chemical reduction of waste dacron textiles. The method comprises the steps of heating and dissolving the waste dacron textiles with butanediol, performing filtering and decolorizing, then conducting purification to obtain BHBT, and adding a catalyst to polymerize PBT.

The invention discloses a method for preparing crude diisobutyl terephthalate by pyrolysis of polyester waste textiles. The polyester waste textiles are dissolved by ethylene glycol through heating, dregs are filtered out, isobutanol is added for esterification, and the ethylene glycol is exchanged to form the crude diisobutyl terephthalate.

The invention discloses a method for preparing a PBT raw material through chemical reduction of polyester waste fibers. Firstly, the polyester waste fibers are crushed into pieces of 100 mm in size, and the pieces are dissolved with butanediol heated to 220 DEG C.

The invention discloses a method for preparing PBT by chemical reduction of waste PET packaging belts. After the waste PET packaging belts are heated and molten with butanediol, filtration is performed, then decolorization and purification are performed, and a catalyst is added for polymerization to obtain PBT.

The invention discloses a method for preparing a novel alloy film blowing material by chemically depolymerizing and purifying TPA from waste polyester textiles and adding a film blowing grade HDPE material for modification in our plant. The method comprises the following steps: depolymerizing, filtering, decoloring and purifying waste polyester textiles by using glycerol residues heated to 260-280 DEG C to obtain TPA, adding a compatilizer and other modification aids, adding a certain proportion of film blowing grade HDPE material, uniformly mixing the components and performing extrusive granulation on the mixture to obtain the special TPA/HDPE film-blowing alloy new material.

The invention discloses a method for chemically depolymerizing polyester waste textiles to produce PET/PP black alloy color master batches. The method comprises the following steps: heated glycerin residues with a temperature of 260-280 DEG C are used to depolymerize the polyester waste textiles, dregs in the obtained solution are filtered out completely, black carbon black, a compatilizer and a PP raw material for film blowing, wire drawing and injection molding of different models are added, and the obtained mixture is uniformly mixed, and undergoes extruding granulation to obtain the special PET and PP black alloy color master batches for film blowing, wire drawing and injection molding.

The invention discloses a fully utilized dacron waste spinning chemical reduction PBT test production line with low energy consumption and no pollution, which is well designed by technical staffs of our factory according to practical experience summarized in years of practice. The device comprises six parts including alcoholysis dissolving, filtering, decoloration, purification, polymerization andbutanediol recovery devices. The test device is extremely low in energy consumption, and the whole test process absolutely has no exhaust and drainage,