CN214188764U

CN214188764U - Novel PVC composite construction and rubber dinghy, air bed

Info

Publication number: CN214188764U
Application number: CN202023111681.9U
Authority: CN
Inventors: 陈锦裕; 徐汉坤
Original assignee: Xiamen Naifu New Materials Co Ltd
Current assignee: Xiamen Naifu New Materials Co Ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-09-14
Anticipated expiration: 2030-12-22

Abstract

The utility model provides a novel PVC composite structure, a rubber dinghy and an air cushion bed, which comprises a first polyester cloth layer, a first PVC composite layer arranged above the first polyester cloth layer and a second PVC composite layer arranged below the first polyester cloth layer, wherein the first PVC composite layer and the second PVC composite layer are both adhered on the first polyester cloth layer through a first glue layer; the first PVC composite layer comprises at least one first PVC cloth layer, and the second PVC composite layer comprises at least one second PVC cloth layer. The utility model discloses a PVC composite construction is through setting up first dacron cloth layer, setting up in first dacron cloth layer top and at least including the first PVC composite bed on the first PVC cloth layer of one deck, set up in first dacron cloth layer below and at least including the second PVC composite bed on one deck second PVC cloth layer for overall structure possesses tensile property more.

Description

Novel PVC composite construction and rubber dinghy, air bed

Technical Field

The utility model relates to a technical field of PVC composite construction, especially a novel PVC composite construction and application thereof.

Background

The existing rubber boats, hovercraft and life buoy are mostly prepared by adopting a PVC composite structure, and because the characteristics of the rubber boats, hovercraft and life buoy are special with the use environment, the PVC composite structure is required to have the characteristics of tensile property, corrosion resistance and the like, and a better bonding effect is required between layers between the PVC composite structure, however, the existing PVC composite structure has poor tensile effect and poor bonding effect.

In view of the above, the present inventors have specifically designed a novel PVC composite structure and applications thereof, and have resulted from this.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the technical scheme of the utility model is as follows:

the first scheme of the utility model is to provide a novel PVC composite structure, which is mainly used for rubber boats or hovercraft or life buoy, and comprises a first polyester cloth layer, a first PVC composite layer arranged above the first polyester cloth layer, and a second PVC composite layer arranged below the first polyester cloth layer, wherein the first PVC composite layer and the second PVC composite layer are both attached to the first polyester cloth layer through a first glue layer;

the first PVC composite layer comprises at least one first PVC cloth layer, and the second PVC composite layer comprises at least one second PVC cloth layer.

Furthermore, the first PVC composite layer and the second PVC composite layer are attached to the first polyester cloth layer by adopting a hot pressing process.

Further, the total thickness of the first PVC composite layer and the second PVC composite layer is: 0.3-5 mm.

Furthermore, the first glue layer adopts water-based adhesive glue.

Furthermore, the number of the first PVC cloth layers of the first PVC composite layer is more than two.

Furthermore, a first bonding assembly is arranged between every two first PVC cloth layers and comprises a second polyester cloth layer and a second glue layer arranged between the second polyester cloth layer and the first PVC cloth layer.

Furthermore, the number of the second PVC cloth layer of the second PVC composite layer is more than two.

Furthermore, a second bonding assembly is arranged between every two second PVC cloth layers and comprises a third polyester cloth layer and a third glue layer arranged between the third polyester cloth layer and the second PVC cloth layer.

Furthermore, the first polyester cloth layer, the second polyester cloth layer and the third polyester cloth layer are all in a grid shape.

Further, the thickness of the first glue layer is as follows: 0.1-0.8 mm.

Furthermore, the second glue layer and the third glue layer also adopt water-based adhesive glue.

Further, the aqueous adhesive glue comprises 95% of component A and 5% of component B, wherein,

the component A comprises 50-70% of modified waterborne polyurethane resin, 20-30% of pure water, 1-2% of dimethyl ethanol ammonia, 0.3-0.5% of organic silicon defoaming agent and 0.3-0.5% of organic silicon flatting agent;

the component B adopts a water-based curing agent, in particular water-based isocyanate.

Further, the preparation process of the PVC composite structure comprises the following steps: uniformly stirring and dispersing the component A and the component B, testing the viscosity to be 500-1000 cps by using a viscometer, and coating glue on the first polyester cloth layer; baking at 120 ℃ for 10-15 minutes, and then carrying out hot pressing on the obtained product and the first PVC composite layer and the second PVC composite layer which are not coated with glue.

The utility model also provides a rubber dinghy, adopts the scheme one PVC composite construction.

The utility model also provides an air cushion bed, adopts the scheme one PVC composite construction.

The utility model also provides a life buoy, adopts the scheme one PVC composite construction.

The utility model discloses a PVC composite construction is through setting up first dacron cloth layer, setting up in first dacron cloth layer top and at least including the first PVC composite bed on the first PVC cloth layer of one deck, set up in first dacron cloth layer below and at least including the second PVC composite bed on one deck second PVC cloth layer for overall structure possesses tensile property more.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it.

Wherein:

fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;

fig. 2 is a partial sectional view of embodiment 1 of the present invention;

fig. 3 is a partial sectional view of embodiment 2 of the present invention.

Description of reference numerals:

10. a first polyester cloth layer; 20. a first PVC composite layer 21, a first PVC cloth layer; 22. a first adhesive assembly; 221. a second polyester cloth layer; 222. a second glue layer; 30. a second PVC composite layer; 31. a second PVC cloth layer; 32. a second adhesive assembly; 321. a third polyester cloth layer; 322. a third glue layer; 40. a first glue layer.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention clearer and more obvious, the following description of the present invention with reference to the accompanying drawings and embodiments is provided for further details. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Example 1

Please refer to fig. 1 to 2, which are related to a novel PVC composite structure according to embodiment 1 of the present invention, and are mainly used for rubber boats, hovercraft or life buoy, including a first polyester fabric layer 10, a first PVC composite layer 20 disposed above the first polyester fabric layer 10, and a second PVC composite layer 30 disposed below the first polyester fabric layer 10, wherein the first PVC composite layer 20 and the second PVC composite layer 30 are both adhered to the first polyester fabric layer 10 through a first glue layer 40; specifically, the first PVC composite layer 20 and the second PVC composite layer 30 are attached to the first polyester fabric layer 10 by a hot pressing process. Meanwhile, the first polyester fabric layer 10 is in a grid shape, so that the water-based adhesive glue is better attached to the first polyester fabric layer 10, and the adhesive effect of the whole PVC composite structure is improved.

The first PVC composite layer 20 includes a first PVC cloth layer 21, and the second PVC composite layer 30 includes a second PVC cloth layer 31; and the total thickness of the first PVC composite layer 20 and the second PVC composite layer 30 is: 0.3-5 mm.

First glue layer 40 adopts the waterborne glue that binds for whole PVC composite construction is environmental protection more, and the thickness of first glue layer 40 is: 0.1-0.8 mm. The water-based adhesive glue comprises 95% of a component A and 5% of a component B, wherein the component A comprises 50-70% of modified water-based polyurethane resin, 20-30% of pure water, 1-2% of dimethyl ethanol ammonia, 0.3-0.5% of an organic silicon defoaming agent and 0.3-0.5% of an organic silicon leveling agent; the component B adopts a water-based curing agent, in particular water-based isocyanate. The preparation process of the PVC composite structure comprises the following steps: uniformly stirring and dispersing the component A and the component B, testing the viscosity to be 500-1000 cps by using a viscometer, and coating glue on the first polyester cloth layer 10; toast 10 ~ 15 minutes with 120 degrees, carry out hot pressing with the first PVC composite bed 20 of the not glue coating, second PVC composite bed 30 again, the utility model discloses a glue all adopts the environmental protection material, consequently accords with VOC emission standard in the preparation process, and real time measuring, VOC discharges <200 ppm.

Example 2

Referring to fig. 3, the difference between the present embodiment and embodiment 1 is that the first PVC cloth layer 21 and the second PVC cloth layer 31 both have a structure with more than two layers, and the present embodiment takes two layers as an example. Specifically, the method comprises the following steps: the total thickness of the first PVC composite layer 20 and the second PVC composite layer 30 is: 0.3-5mm, wherein,

the number of the first PVC cloth layers 21 of the first PVC composite layer 20 is more than two, and the first bonding assembly 22 is disposed between every two first PVC cloth layers 21, and the first bonding assembly 22 includes a second polyester cloth layer 221 and a second glue layer 222 disposed between the second polyester cloth layer 221 and the first PVC cloth layer 21.

The number of the second PVC cloth layers 31 of the second PVC composite layer 30 is more than two; the second bonding assembly 32 is disposed between every two second PVC cloth layers 31, and the second bonding assembly 32 includes a third polyester cloth layer 321 and a third glue layer 322 disposed between the third polyester cloth layer 321 and the second PVC cloth layer 31.

In this embodiment, the second polyester fabric layer 221 and the third polyester fabric layer 321 are both in a grid shape, so that the aqueous adhesive glue can be better attached to the second polyester fabric layer 221 or the third polyester fabric layer 321, thereby improving the adhesion effect between the first PVC composite layer 20 and the second PVC composite layer 30.

The second glue layer 222 and the third glue layer 322 of the present embodiment also adopt water-based adhesive glue, so that the whole PVC composite structure is more environment-friendly, and the thicknesses of the second glue layer 222 and the third glue layer 322 are: 0.1-0.8 mm. The water-based adhesive glue comprises 95% of a component A and 5% of a component B, wherein the component A comprises 50-70% of modified water-based polyurethane resin, 20-30% of pure water, 1-2% of dimethyl ethanol ammonia, 0.3-0.5% of an organic silicon defoaming agent and 0.3-0.5% of an organic silicon leveling agent; the component B adopts a water-based curing agent, in particular water-based isocyanate. And the preparation technology of first PVC composite bed 20, second PVC composite bed 30 is unanimous in with embodiment 1, the utility model discloses a glue all adopts environmental protection material, consequently accords with VOC emission standard in the preparation process, and real time measuring, VOC discharges <200 ppm.

Example 3

This example provides a rubber dinghy using the PVC composite structure of example 1 or example 2.

Example 4

This example provides an air mattress bed using the PVC composite structure of example 1 or example 2.

Example 5

The embodiment provides a life buoy, which adopts the PVC composite structure of embodiment 1 or embodiment 2.

To sum up, the utility model discloses a PVC composite construction is through setting up first dacron cloth layer, setting up in first dacron cloth layer top and at least including the first PVC composite bed on the first PVC cloth layer of one deck, set up in first dacron cloth layer below and at least including the second PVC composite bed on one deck second PVC cloth layer for overall structure possesses tensile property more.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without modification to the method and technical solution of the present invention, or the present invention can be directly applied to other occasions without modification, all within the scope of the present invention.

Claims

1. A novel PVC composite structure is mainly used for rubber boats or hovercraft, and is characterized by comprising a first polyester cloth layer, a first PVC composite layer arranged above the first polyester cloth layer, and a second PVC composite layer arranged below the first polyester cloth layer, wherein the first PVC composite layer and the second PVC composite layer are both attached to the first polyester cloth layer through a first glue layer;

2. The novel PVC composite structure of claim 1, wherein the first PVC composite layer and the second PVC composite layer have a total thickness of: 0.3-5 mm.

3. The novel PVC composite structure of claim 1, wherein the first glue layer is an aqueous adhesive glue.

4. The PVC composite structure of claim 1, wherein the number of the first PVC cloth layer of the first PVC composite layer is two or more.

5. The PVC composite structure of claim 4, wherein a first adhesive component is disposed between every two of the first PVC fabric layers, and the first adhesive component comprises a second polyester fabric layer and a second glue layer disposed between the second polyester fabric layer and the first PVC fabric layer.

6. The PVC composite structure of claim 1, wherein the number of the second PVC cloth layer of the second PVC composite layer is two or more.

7. The PVC composite structure of claim 6, wherein a second bonding component is disposed between two of the second PVC cloth layers, and the second bonding component comprises a third polyester cloth layer and a third glue layer disposed between the third polyester cloth layer and the second PVC cloth layer.

8. A novel PVC composite structure according to claim 1, wherein the thickness of the first glue layer is: 0.1-0.8 mm.

9. A rubber dinghy using the PVC composite structure of any one of claims 1 to 8.

10. An air mattress bed, characterized in that a PVC composite structure according to any one of claims 1-8 is used.