KR102304685B1 - Car Cinema System Embodied in Parking Lot - Google Patents

Abstract

A car cinema system embodied in a parking lot according to the present invention includes: a screen detachably installed on one side of the wall of the parking lot; at least one image player located on the periphery of the screen and including an image playing part for projecting an image on the screen and a sound output part connected to a car audio provided in the car through communication to output the sound of the image; and a controller including a content DB for storing a plurality of image contents, an image selection part for selecting one of the image contents from a user, and an output control part for controlling the output of an image of the image content through the image player.

Description

{Car Cinema System Embodied in Parking Lot}

The present invention relates to a car theater system implemented in a parking lot, and in more detail, by installing a screen in a parking lot equipped with a wall and projecting an image, so that a movie can be enjoyed while the vehicle is parked in the parking lot. , it relates to a car theater system implemented in a parking lot that can be implemented as a car theater anywhere in a parking lot equipped with a wall where a vehicle can be parked.

A conventional theater for automobiles scans an image through a large screen and outputs an audio signal as a near commercial frequency, receiving it from a radio mounted on the vehicle and outputting it.

Therefore, the audience perceives the image in their car through the large screen installed in the parking lot, and the audio signal by listening to the sound signal output from the radio to watch the movie.

Such a conventional car theater is a space in which a large screen and an output antenna for an audio signal are installed in a large parking lot in general, and the positions between the vehicles are basically open to each other.

Therefore, in the conventional theater for automobiles, an action in the vehicle next to the vehicle can come into view immediately, which may cause discomfort in some cases. Inconvenient to use occurs.

In order to solve this problem, Korean Patent Registration No. 10-0639509 discloses a 'digital cinema mobile theater driving method for car theaters'.

The present invention relates to a digital cinema mobile theater for a car theater and a driving method, and more particularly, it can transmit high-speed and large-capacity to a control tower that downloads and stores VOD data through online and a plurality of car rooms where cars are parked. The control tower selectively transmits the VOD file according to the VOD request signal requested from each car room by configuring a network with and to a driving method.

To this end, the present invention provides a web server that stores a plurality of V-audio files and transmits them to the control tower through online; a VOD server for compressing and storing the VOD file transmitted from the web server; a set-top box installed in each car room to output a VOD request signal to the VOD server and output image and sound data received from the VOD server; and a display and a speaker for outputting image and sound data transmitted from the set-top box.

However, in the case of this prior art, since the car theater is implemented only when a separate car room in which the car is to be parked is implemented, there is a cost burden and it is difficult to easily implement and enjoy the car theater anywhere.

Therefore, in order to solve the above-described problems, there is a need to develop a new and advanced automobile theater system that can implement an automobile theater anywhere in a parking lot equipped with a wall without space restrictions.

The present invention is a car theater system implemented in a parking lot so that a driver who owns a vehicle can implement a car theater in any parking lot where the vehicle is parked while equipped with an image player and a screen, so that a movie can be enjoyed without time and space restrictions Its main purpose is to provide

Another object of the present invention is to allow a plurality of screens to divide and reproduce an image to increase a sense of space, a sense of presence, and a three-dimensional effect.

Another object of the present invention is to configure an image player to be mounted on a vehicle.

It is a further object of the present invention to add a configuration capable of preventing contamination of the removable screen.

In order to achieve the above object, the car theater system implemented in the parking lot according to the present invention, a screen detachably installed on one side of the wall of the parking lot; At least one located in the periphery of the screen, comprising: an image reproducing unit for projecting an image on the screen; and a sound output unit connected to a car audio provided in the vehicle through communication to output the sound of the image video player; a controller including a content DB storing a plurality of image contents, an image selection unit for receiving a selection of any one of the image contents from a user, and an output control unit for controlling an output of the image of the image content through the image player; characterized by including.

Furthermore, the wall surface is made of three sides of a front side, a left side, and a right side, and the screen is detachably installed on each of the three sides, and the controller identifies the arrangement of the installed screen, and and an image divider for generating a divided image obtained by dividing the image to correspond, wherein the image player projects the divided image to correspond to the three-sided screen installed in a state in which a plurality of images are provided do.

In addition, the image reproducer, characterized in that it is mounted on the vehicle via a mount detachably mounted on an upper side of the vehicle.

In addition, the mount is characterized in that it is possible to adjust the angle and length.

The car theater system implemented in the parking lot according to the present invention,

1) Through the configuration of a screen that is detachably provided on the wall of the parking lot and a video player that projects an image on the screen, you can install a screen in the parking lot anytime, anywhere and enjoy a movie in the car,

2) By composing a plurality of screens and image players to enable split playback of images, it is possible to enjoy movies more realistically through the realization of a three-dimensional screen,

3) The convenience of use has been improved by enabling the attachment and detachment of the video player through a mount on one side of the vehicle.

4) There is an effect of increasing the stain resistance of the screen that is used repeatedly and detachably through the anti-fouling layer coating of the screen.

1 is a conceptual diagram showing a schematic configuration of a car theater system implemented in a parking lot of the present invention.
2 is a conceptual diagram illustrating the configuration of an automobile theater system including a plurality of image players according to the present invention.
Figure 3 is a conceptual diagram showing a configuration including a mount of the present invention.
Figure 4 is a conceptual view showing a mount capable of adjusting the length and angle of the present invention.
Figure 5 is a conceptual view showing a mounting frame of the present invention.
6 is a flowchart showing the steps of preparing the antifouling layer composition of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. The accompanying drawings are not drawn to scale, and like reference numbers in each drawing refer to like elements.

1 is a conceptual diagram showing a schematic configuration of an automobile theater system implemented in a parking lot of the present invention, and FIG. 2 is a conceptual diagram illustrating the configuration of an automobile theater system including a plurality of image players of the present invention.

Referring to FIGS. 1 and 2 , the automotive theater system of the present invention is characterized in that it includes a screen 10 , an image player 20 , and a controller 30 .

The screen 10 is detachably installed on one side of the wall 60 of the parking lot to form an area in which an image is displayed. As will be described later, the screen 10 may be mounted on one side of the wall 60 of the parking lot or attached to one side of the wall 60 of the parking lot through a separate coupling means.

In general, in the car theater system of the present invention, the owner of the car, the image player 20, and the screen 10 go to the desired parking lot, install the screen 10 and the image player 20, and watch a movie, It may be desirable to implement the screen 10 like a roll screen that can be rolled up and stored so that the screen 10 can also be carried.

Therefore, the screen 10 may be a roll screen that can be rolled and stored in a generally white series, and furthermore, a kind of mounting member, frame, or coupling means is included on one side of the screen 10 so that the holding member, frame, and coupling means are included. It may be attached or mounted on one side of the wall 60 of the parking work as a medium.

The image player 20 is positioned around the screen 10 and performs a function of projecting a two-dimensional image, preferably a movie, on the screen 10 having a flat or gently curved surface. To this end, the image player 20 is provided with means for implementing and outputting a guide image such as a lamp, a color wheel, and a lens in a housing serving as a case, where the lamp emits light to provide light for projecting an image and provide a color The wheel is a glass plate made of various colors, and the light from the lamp is colored to create an image, and the lens provides the function to focus the guide image and transmits the image.

At this time, since there is no limitation on the place where the image player 20 is located, if it is located around the screen 10 and can project an image, there is no restriction on the place where the image player 20 is placed, but preferably the vehicle 1 ), the image player 20 may be placed on one side of the upper part.

This can be said to be similar to the function of the known beam projector, which is the prior art, but it is characterized in that the sound of the image is outputted through the car audio of the vehicle 1 as much as a car theater is implemented. The image reproducer 20 basically includes an image reproduction unit 21 and a sound output unit 22 .

The image reproducing unit 21 performs a function of projecting an image on the screen 10, which is similar to the basic function of the above-described image reproducer 20, and thus additional omissions will be omitted.

The sound output unit 22 performs a function of outputting the sound of the image, and for this purpose, it is connected to the car audio provided in the vehicle 1 through communication to output the sound of the image. In this case, it may be preferably connected to the car audio through a Wi-fi Direct method or a Bluetooth (Bluetooth) method. Accordingly, the car audio may serve as a Bluetooth speaker, and may be connected to the sound output unit 22 of the image player 20 through communication to output the sound of the image through the car audio.

The controller 30 performs a function of selecting image content and controlling an image output, and includes a content DB 31 , an image selection unit 32 , and an output control unit 33 .

Such a controller 30 may be implemented integrally with the image player 20, or a smart phone possessed by a viewer, that is, a user who possesses the image player 20 and the screen 10 and implements an automobile theater system, is the controller. It is also possible to perform the role of (30). Alternatively, since a separate controller 30 server may be provided, there is no limitation thereto.

The content DB 31 stores a plurality of image contents, and preferably, as described above, as long as a smartphone possessed by the viewer can serve as the controller 30 , the smartphone is stored as a storage means of a plurality of image contents. can be stored. More preferably, an application for the image cloud service is installed in the smartphone, and a plurality of image contents may be stored on the cloud service through the application, of course.

The image selection unit 32 performs a function of receiving a user's selection of an image to be transmitted by a viewer from among a plurality of image contents stored in the content DB 31 . Also, as described above, when the controller 30 is implemented through a smartphone, the user can select any one of the image contents on the smartphone.

The output control unit 33 controls an image output through the image reproducer 20 to output the selected image content, that is, the selected image. Therefore, the controller 30 and the image player 20 can also be connected to each other through Bluetooth or Wi-Fi direct method, and through this, the output control unit 33 controls the selected image to be output through the image player 20 . will do

Therefore, the viewer who wants to watch the video, that is, the movie parks the car in the parking lot while riding the vehicle 1, installs the screen 10 on the wall 60, and then connects the video player 20 with the car audio system. After connection processing, selecting the image content to be output through the controller 30 preferably implemented through a smartphone, and then projecting the selected image (image content) on the screen 10 through the image player 20, and You can enjoy the video by boarding (1).

Through this, you can become a movie theater anywhere indoors or in a parking lot in a building with a wall (60), so you do not need to visit a separate car theater, and you can implement your own car theater at any time and in the parking lot you want, regardless of location and time. there will be

In this case, in the case of a parking lot, there may be cases where there is a wall only in the front, but the wall surface 60 may be implemented on all three sides including the front, the left side, and the right side.

In this case, the screen 10 is installed on all three sides of the front, left side, and right side, so that the screen 10 is installed on three sides of the front, left side, and right side to surround the car, so that the screen 10 is wide and three-dimensional. ) can be installed.

In addition, when the screen 10 is installed around the front, left, and right sides of the vehicle 1 in this way, it is more realistic by dividing and projecting the image on the screen 10 on three sides of the front, left and right sides. To provide a three-dimensional image, the controller 30 may further include an image dividing unit 34 .

The image divider 34 identifies the arrangement of the installed screen 10 . That is, it is to detect that the screen 10 is installed on three sides. For this purpose, a sensor may be provided on one side of the screen 10, and the controller 30 determines whether the screen 10 is installed or not through the detection of the sensor. batches can be identified.

Thereafter, a divided image obtained by dividing the image to correspond to the arrangement of the screen 10 may be generated. In this case, the divided image means that the arrangement of the screen 10 is identified and the reproduction area of the image to be output by each screen 10 is identified and allocated accordingly, that is, the divided image area is identified and assigned accordingly. (10) is to generate a segmented image to be output.

For example, when the screen 10 of three sides is provided on the left side, the front side, and the right side, it goes without saying that the playback area of the image should be divided into three. Therefore, the screen 10 provided on the left side has the playback area divided into three The leftmost image among the divided images is created and allocated as a divided image, the central image is created and allocated as a divided image on the front screen 10, and the rightmost image among the three divided images is reproduced on the right screen 10 A segmented image corresponding to the region is generated and allocated.

In this way, when the division processing is performed through the image division unit 34, the image reproducer 20 is divided and The allocated split image is projected. That is, the controller 30 controls the plurality of image players 20 , so that the divided images are projected on each screen 10 to form one image.

3 is a conceptual diagram illustrating a configuration including a mount of the present invention, and FIG. 4 is a conceptual diagram illustrating a mount capable of length adjustment and angle adjustment of the present invention.

Referring to FIG. 3 , it was said that the above-described image player 20 is provided on one side of the periphery of the screen 10 . In this case, more preferably, the image player 20 is located on the upper side of the vehicle 1 . It can be installed detachably.

At this time, in order to be installed on the vehicle 1 , the mount 40 may be detachably mounted on the upper part of the vehicle 1 , and the image player 20 is fixed to the mount 40 to the mount 40 . ), the image player 20 may be detachably mounted on an upper side of the vehicle 1 .

A separate frame is installed on the mount 40 to be detachably mounted on the vehicle 1 , or one surface of the mount 40 has adhesiveness so that it can be detachably attached to the upper surface of the vehicle 1 . have. In the drawing, a form in which the mount 40 is assembled to the upper frame of the vehicle 1 is illustrated.

In addition, the image player 20 may be fitted to the mount 40 or mounted through a screw thread coupling, etc. In this case, there is no separate limitation in the mounting and fixing method of the mount 40 and the image player 20 . does not

In addition, the mount 40 may have a frame of a multi-stage shape so that it can be drawn out in the longitudinal direction so that the length can be adjusted, and the angle can be adjusted as in the configuration of FIG. 4 . At this time, there is no particular limitation on the angle adjustment method, but preferably, as shown in the drawing, the frames 41 constituting both ends of the cradle 42 on which the image reproducer 20 is mounted are mounted on the cradle 42 . In a state of supporting the cradle 42, it has a structure that allows rotation of the image player 20 and enables the angle adjustment of the cradle 42 that is supported by inserting the image player 20, thereby causing the mount 40 to make the image player ( 20) can be adjusted.

Therefore, through the configuration of the mount 40, an image can be easily projected on the screen 10 even if the size of the vehicle 1 is different, and there is no need to find a place to mount the image player 20 separately. By fixing to (1), you can easily fix the image player 20 anywhere and project the image on the screen 10 to enjoy the movie.

5 is a conceptual diagram illustrating a mounting frame of the present invention.

Referring to FIG. 5 , the mounting frame 50 may be detachably attached to the wall 60 of the parking lot, and the screen 10 has at least a fixed frame 11 fitted to the mounting frame 50 . Since at least one protrusion is formed, the screen 10 can be detachably attached to the wall surface 60 by fitting the fixing frame 11 to the mounting frame 50 .

At this time, an adhesive layer is provided on one surface of the mounting frame 50 so that the mounting frame 50 can be attached to the wall surface 60 through the adhesive layer, and the mounting frame 50 is fixed to protrude from the screen 10 . The frame 11 is fitted to attach the mounting frame 50 to the wall 60 of the parking lot, and the fixed frame 11 of the screen 10 is fitted to the mounting frame 50 on any wall 60 . It is possible to easily mount the screen 10 .

In addition, the screen 10 may further include an anti-contamination layer coated on the entire surface. This anti-pollution layer may include perfluoro octyl triethoxy silane as an active ingredient, and perfluoro octyl triethoxy silane forms a dense silane-based film to repel water. As a basic chemical used to make a water-repellent surface, when it is included as an active ingredient of the anti-pollution layer, it is possible to prevent contamination of the screen 10 by increasing the water-repellent surface with improved waterproof and antifouling properties.

In addition, the antifouling layer may further include other materials in addition to perfluorooctyltriethoxysilane. A method of preparing a composition constituting the antifouling layer will be described with the drawings as follows.

6 is a flowchart showing the steps of preparing the antifouling layer composition of the present invention.

Referring to FIG. 6 , the antifouling layer composition of the present invention may be prepared through the steps of preparing the first solution, preparing the second solution, and completing the antifouling layer composition.

(S11) preparing a first solution

First, 10 to 20 parts by weight of perfluorooctyltrithoyxysilane, 10 to 15 parts by weight of polycarbosilane, and 30 to 70 parts by weight of ethyl acetate are mixed to prepare a first solution.

As described above, perfluorooctyltriethoxysilane is a basic chemical used to create a water-repellent surface having a property of repelling water by forming a dense silane-based film, and polycarbosilane is also a silane-based compound with high hardness and It is added as a base material for forming a coating layer exhibiting transparency.

Ethyl acetate is a colorless liquid, and it can be mixed with almost all organic solvents such as ethanol, ether, and benzene in any ratio, and has a strong dissolving power to dissolve organic substances. A first solution can be obtained.

(S12) preparing a second solution

Next, 75 to 90 parts by weight of the first solution, polylactide-polycyclohexene carbonate-polylactide (PLA-PCHC-PLA: poly(lactide)-poly(cyclohexene carbonate)-poly(lactide)) 5 to 15 parts by weight and 5 to 10 parts by weight of butoxyethoxyethanol acetate (2-(2-butoxyethoxy)-ethanol acetate) are mixed to prepare a second solution.

The added polylactide-polycyclohexenecarbonate-polylactide is an ABA-type block copolymer-based thermoplastic elastomer, which simultaneously functions as a thermoplastic elastomer and a reinforced plastic, and adds functionality as an additive, reinforcing agent, and compatibilizer. can Furthermore, it has a high level of heat resistance and flexibility.

Butoxyethoxyethanol acetate is added to increase the miscibility of various substances included in the second solution and at the same time to impart viscosity to the solution to increase the film-forming ability of the antifouling layer composition.

(S13) Completing the antifouling layer composition

Finally, 85 to 95 parts by weight of the second solution, 1 to 10 parts by weight of 1-Dodecanethiol, and 1,6-Hexanediol diglycidyl ether ) by mixing 1 to 10 parts by weight of a physical property modifier containing the antifouling layer composition.

1-Dodecanethiol is a chain transfer agent and is added to increase transparency by preventing the chain from being excessively extended to inhibit light transmittance when polymer materials included in the antifouling layer composition are polymerized.

In addition, 1,6-hexanediol diglycidyl ether is added as an active ingredient of the property modifier, and 1,6-hexanediol diglycidyl ether (1,6-Hexanediol diglycidyl ether) contains two or more epoxy groups in the molecule. As a chemical substance having a chemical substance, it improves adhesion, shows high chemical resistance and chemical resistance, and at the same time serves as a physical property modifier to provide flexibility to the added antifouling layer film when added to the antifouling layer composition.

Therefore, the antifouling layer is formed through the antifouling layer composition, thereby increasing the water repellency and antifouling properties of the screen 10, and furthermore, it is possible to prevent the coated antifouling layer from peeling off easily, so that a durable film can be obtained and a transparent and clean coating film can be obtained, so that it is possible to prevent the image output function through the screen 10 from being inhibited.

In addition, the physical property modifier may further include other compositions in addition to 1,6-hexanediol diglycidyl ether. These property modifiers include the steps of preparing the first mixture, preparing the second mixture, and completing the physical property modifier. It can be prepared through steps.

(S21) preparing a first mixture

First, 20 to 25 parts by weight of 1,6-Hexanediol diglycidyl ether and 2,4,6-trimethyl-2,4,6-trivinylcyclotrisilazane A first mixture is prepared by mixing 10 to 15 parts by weight of (2,4,6-trimethyl-2,4,6-trivinylcyclo trisilazane) and 50 to 80 parts by weight of toluene.

As described above, 1,6-hexanediol diglycidyl ether exhibits high chemical and chemical resistance as described above, and at the same time serves as a physical property modifier to provide flexibility to the added antifouling layer when added to the antifouling layer composition. .

2,4,6-trimethyl-2,4,6-trivinylcyclotrisilazane is a kind of inorganic silazane polymer. Since only hydrogen atoms are bonded to the inorganic structure without carbon, there is no yellowing phenomenon even when cured, and a very transparent network When added as a physical property modifier, it forms a beautiful and clean coating layer and can improve the film strength of the coating layer.

1,6-hexanediol diglycidyl ether and 2,4,6-trimethyl-2,4,6-trivinylcyclotrisilazane are dissolved using toluene as a solvent to form a first mixture in a uniform mixed solution .

(S22) preparing a second mixture

Next, 80 to 90 parts by weight of the first mixture, 5 to 10 parts by weight of octyl phenol ethoxylate, and 10 to 15 parts by weight of butylene glycol are mixed to prepare a second mixture.

Octyl phenol ethoxylate (Octyl Phenol Ethoxylate) is a type of nonionic surfactant, and is added to increase the miscibility of various components included in the physical property modifier of the present invention.

Butylene glycol is a component made from the fatty acid extracted by fermenting sugar cane, and as it is added to the physical property modifier, it increases the mixability of various components, and furthermore, it is added to increase the flexibility of the coating layer formed by controlling the viscosity.

(S23) Step of completing the physical property modifier

Finally, 85 to 95 parts by weight of the second mixture, and 1 to 10 parts by weight of Cetrimonium Chloride, and (3-isocyanatopropyl)trimethoxysilane ((3-isocyanatopropyl)trimethoxysilane) 1 to 7 parts by weight and 1 to 5 parts by weight of tetraethylammonium hydroxide are mixed to complete the physical property modifier.

Cetrimonium chloride is a quaternary ammonium salt and its cation shows a wide range of sterilization action against bacteria and fungi, so it is used as a disinfectant and preservative. In the present invention, it is added to increase the miscibility of various components included in the physical property modifier and further increase the leveling property of the antifouling layer composition.

(3-isocyanatopropyl)trimethoxysilane is a silane-based compound that increases interfacial adhesion in a hybrid material in which an organic material and an inorganic material are mixed and forms a film of the antifouling layer composition comprising a property modifier prepared based on this Added to enhance abilities.

Tetraethylammonium hydroxide is added to have excellent mutual repulsion, so that various components included in the property modifier do not aggregate or sink in solution and have a stable dispersion form.

Therefore, according to the addition of such a physical property modifier, it is possible to provide flexibility to the antifouling layer film and strengthen the film forming ability, as well as increase the film strength of the antifouling layer and maintain the antifouling layer composition in a stable liquid state. will do

As described so far, the configuration and operation of the car theater system implemented in the parking lot according to the present invention are expressed in the above description and drawings, but this is merely an example and the spirit of the present invention is not limited to the above description and drawings. , of course, various changes and modifications are possible without departing from the technical spirit of the present invention.

1: vehicle 10: screen
11: fixed frame 20: video player
21: video playback unit 22: sound output unit
30: controller 31: content DB
32: image selection unit 33: output control unit
34: image division unit 40: mount
41: frame 42: holding part
50: mounting frame 60: wall

Claims (8)

As a car theater system implemented in a parking lot,
a screen detachably installed on one side of the wall of the parking lot;
At least one, located in the periphery of the screen, comprising: an image reproducing unit for projecting an image on the screen; and a sound output unit connected to a car audio provided in a vehicle through communication to output the sound of the image video player;
a controller including a content DB storing a plurality of image contents, an image selection unit for receiving a selection of one of the image contents from a user, and an output control unit for controlling an output of an image of the image content through the image player; including,
The screen includes an anti-pollution layer containing perfluorooctyltrithoyxysilane as a coating treatment on the entire surface,
The anti-pollution layer is
Preparing a first solution by mixing 10 to 20 parts by weight of perfluorooctyltrithoyxysilane, 10 to 15 parts by weight of polycarbosilane, and 30 to 70 parts by weight of ethyl acetate;
75 to 90 parts by weight of the first solution, and 5 to 15 parts by weight of polylactide-polycyclohexene carbonate-polylactide (PLA-PCHC-PLA: poly(lactide)-poly(cyclohexene carbonate)-poly(lactide)) and 5 to 10 parts by weight of butoxyethoxyethanol acetate (2-(2-butoxyethoxy)-ethanol acetate) to prepare a second solution;
85 to 95 parts by weight of the second solution, 1 to 10 parts by weight of 1-Dodecanethiol, and 1,6-Hexanediol diglycidyl ether) Completing the antifouling layer composition by mixing 1 to 10 parts by weight of the physical property modifier comprising; The method of claim 1,
The wall is
It consists of three sides: the front, left side and right side,
The screen is
It is detachably installed on each of the three sides,
The controller is
and an image division unit that identifies the arrangement of the installed screen and generates a divided image obtained by dividing the image to correspond to the arrangement,
The video player,
Car theater system, characterized in that for projecting the divided image so as to correspond to the three screens installed in a state of being provided in plurality. The method of claim 1,
The video player,
An automobile theater system, characterized in that it is mounted on the vehicle via a mount detachably mounted on an upper side of the vehicle. 4. The method of claim 3,
The mount is
Characterized in that the angle and length can be adjusted, the car theater system. The method of claim 1,
In the parking lot,
At least one mounting frame detachably attached to the wall is provided,
The screen is
Car theater system, characterized in that it comprises at least one fixed frame that is formed to protrude from one side and is fitted to the mounting frame. The method of claim 1,
The physical property modifier,
20 to 25 parts by weight of 1,6-hexanediol diglycidyl ether (1,6-Hexanediol diglycidyl ether), 2,4,6-trimethyl-2,4,6-trivinylcyclotrisilazane (2, preparing a first mixture by mixing 10 to 15 parts by weight of 4,6-trimethyl -2,4,6-trivinylcyclo trisilazane) and 50 to 80 parts by weight of toluene;
preparing a second mixture by mixing 80 to 90 parts by weight of the first mixture, 5 to 10 parts by weight of octyl phenol ethoxylate, and 10 to 15 parts by weight of butylene glycol;
85 to 95 parts by weight of the second mixture, 1 to 10 parts by weight of Cetrimonium Chloride, and 1 to 7 parts by weight of (3-isocyanatopropyl) trimethoxysilane Part and tetraethylammonium hydroxide (tetraethylammonium hydroxide) by mixing 1 to 5 parts by weight to complete the physical property modifier; Car theater system, characterized in that produced through; delete delete

Images