CN206138279U - Dressing of waterproof ventilative polyurethane water thorn cloth - Google Patents

Abstract

The utility model relates to a waterproof and breathable polyurethane spunlace cloth dressing. It includes a spunlace cloth, an adhesive layer, a water-absorbing pad, a first release paper, and a second release paper, and is characterized in that: the back of the spunlace cloth is provided with a polyurethane film formed by drying a polyurethane solution. The adhesive layer is fixed on the front of the spunlace cloth, the adhesive layer is a medical pressure-sensitive adhesive layer, the absorbent pad is provided on the adhesive layer, and one side of the first release paper is in contact with the One side of the second release paper is respectively located above the water-absorbing pad, and the other side of the first release paper and the other side of the second release paper are respectively on both sides of the water-absorbing pad and the other side of the water-absorbing pad. The above adhesive layer is bonded together, and the thickness of the polyurethane film is 0.020mm~0.025mm. In the utility model, the polyurethane solution is coated on the spunlace cloth, and after being cured and dried in an oven, the polyurethane film and the spunlace cloth are firmly combined to ensure that the dressing is soft and comfortable, and at the same time achieve the effect of waterproofing and bacteria resistance. And has good air permeability.

Description

A waterproof and breathable polyurethane spunlace dressing

technical field

The utility model relates to a medical dressing, in particular to a waterproof and breathable polyurethane spunlace cloth dressing.

Background technique

Spunlace dressing is one of the medical dressings. It is widely praised for its comfortable sticking and good compliance. However, spunlace is a kind of non-woven fabric, which is comfortable but not waterproof. Therefore, how to solve the waterproof problem of spunlace dressings is the key to improving product quality.

Contents of the invention

The purpose of the utility model is to solve the defects of the prior art, provide a soft, comfortable, air-permeable, waterproof and bacteria-resistant spunlace dressing, and disclose a waterproof and breathable polyurethane spunlace dressing.

The utility model is realized in the following way: a waterproof and breathable polyurethane spunlace cloth dressing, comprising spunlace cloth, adhesive layer, water-absorbing pad, first release paper, second release paper, characterized in that: the water The back of the spunlace cloth is provided with a polyurethane film formed by drying the polyurethane solution, the adhesive layer is fixed on the front of the spunlace cloth, the adhesive layer is a medical pressure-sensitive adhesive layer, and the adhesive layer is provided with With the absorbent pad, one side of the first release paper and one side of the second release paper are respectively located above the absorbent pad, and the other side of the first release paper is connected to the The other side of the second release paper is attached to the adhesive layer on both sides of the water-absorbing pad respectively, and the thickness of the polyurethane film is 0.020 mm to 0.025 mm.

The water-absorbing pad is arranged at the center of the adhesive layer.

One side of the first release paper and one side of the second release paper overlap each other above the absorbent pad.

The beneficial effects of the utility model are: the utility model coats the polyurethane solution on the spunlace cloth, and forms a polyurethane film after being solidified and dried in an oven. At the same time, it also achieves the effect of waterproof and bacteria resistance, and has good air permeability. The utility model is used for the nursing of surgical incisions or wounds, has the functions of hemostasis and wound protection, helps to prevent the invasion of bacteria and foreign matter, keeps the wound clean, and prevents wound infection. The utility model has the function of waterproofing and bacteria resistance, and can effectively prevent the Bacteria invade the wound and cause infection, which accelerates wound healing.

Description of drawings

Fig. 1 is the exploded schematic view of the side structure of the utility model.

In the figure: 1. Spunlace cloth; 2. Adhesive layer; 3. Absorbent pad; 4. First release paper; 5. Second release paper; 6. Polyurethane film.

detailed description

According to accompanying drawing 1, the utility model comprises spunlace cloth 1, adhesive layer 2, water absorption pad 3, the first release paper 4, the second release paper 5, polyurethane film 6; The back side of described spunlace cloth 1 is provided with There is a polyurethane film 6 formed by drying polyurethane solution, the adhesive layer 2 is fixed on the front of the spunlace cloth 1, the adhesive layer 2 is a medical pressure-sensitive adhesive layer, and the adhesive layer 2 is provided with There is the water-absorbing pad 3, one side of the first release paper 4 and one side of the second release paper 5 are respectively located above the water-absorbing pad 3 and overlap each other, and the first release paper The other side of the paper 4 and the other side of the second release paper 5 are attached to the adhesive layer 2 on both sides of the water-absorbing pad 3 respectively, and the thickness of the polyurethane film 6 is 0.020 mm to 0.025 mm. mm. The water-absorbing pad 3 is arranged at the center of the adhesive layer 2 .

The preparation process of the present utility model is as follows: first, polyurethane solution is coated on one side of the spunlace cloth 1, and the polyurethane film 6 is formed after curing and drying in an oven. The polyurethane film 6 and the spunlace cloth 1 are firmly combined together, and then The other side of the spunlace cloth 1 is coated with a medical pressure-sensitive adhesive to form an adhesive layer 2, and the absorbent pad 3, the first release paper 4 and the second release paper 5 are compounded, and formed after die-cutting.

The polyurethane film and the spunlace cloth of the utility model are firmly compounded together, which not only ensures the softness and comfort of the dressing, but also achieves the effect of waterproofing and bacteria resistance, and has good air permeability. The utility model is used for the nursing of surgical incisions or wounds, has the functions of hemostasis and wound protection, helps to prevent the invasion of bacteria and foreign matter, keeps the wound clean, and prevents wound infection. The utility model has the function of waterproofing and bacteria resistance, and can effectively prevent the Bacteria invade the wound and cause infection, which accelerates wound healing.

Claims (3)

1. a kind of polyurethane spun laced fabric dressing of waterproof and breathable, including spun laced fabric, adhesive layer, adsorptive pads, the first release paper, second Release paper, it is characterised in that：The back side of the spun laced fabric is provided with the polyurethane film being made up of polyurethane solutions drying, the glue Adhesion coating is fixed on the front of the spun laced fabric, and the adhesive layer is medical pressure-sensing glue-line, and the adhesive layer is provided with the water suction Pad, the side of the side of first release paper and second release paper respectively positioned at the top of the adsorptive pads, described the The opposite side of one release paper is fitted with the adhesive layer in the both sides of adsorptive pads respectively with the opposite side of second release paper, The thickness of the polyurethane film is 0.020mm ~ 0.025mm.

2. the polyurethane spun laced fabric dressing of a kind of waterproof and breathable according to claim 1, it is characterised in that：The water suction Pad is arranged on the center position of the adhesive layer.

3. the polyurethane spun laced fabric dressing of a kind of waterproof and breathable according to claim 1, it is characterised in that：Described first The side of release paper is mutually overlapped in the top of the adsorptive pads with the side of second release paper.