Preparation method of flat pants sanitary napkin

A technology for sanitary napkins and boxers, which is applied in the field of hygiene products, can solve the problems of poor fit of briefs-style sanitary napkins, and achieve the effect of improving the comfort of use and increasing the fit

Active Publication Date: 2019-11-05
FUJIAN HENGAN HLDG CO LTD +2
View PDF18 Cites 5 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] Therefore, aiming at the above content, the present invention provides a kind of preparation method of boxer type sanitary napkin, solves the problem that the brief fit sanitary napkin of prior art is poor

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Preparation method of flat pants sanitary napkin
  • Preparation method of flat pants sanitary napkin
  • Preparation method of flat pants sanitary napkin

Examples

Experimental program
Comparison scheme
Effect test

Embodiment

[0038] The implementation of the present invention will be described in detail below in conjunction with specific examples, so as to fully understand and implement the process of how to apply technical means to solve technical problems and achieve technical effects in the present invention.

[0039] Unless otherwise specified, the technical means used in the examples are conventional means well known to those skilled in the art, and the reagents and products used are also commercially available. The sources, trade names and, where necessary, listing of constituents of reagents used are indicated the first time they appear.

Embodiment 1

[0041] refer to Figure 1 to Figure 7 , a preparation method of a boxer type sanitary napkin, comprising the following preparation steps:

[0042] 1) Preparation of the towel body: the towel body 1 includes a liquid-permeable surface layer, an absorber, and a liquid-impermeable bottom layer that are sequentially stacked from top to bottom, and the towel body 1 is provided with leg-wrapping elastics 2 , the towel body 1 is cut into individual items and then rotated 90° and transmitted online to the next process;

[0043] 2) Folded towel body 1: The towel body 1 has a longitudinal direction along the length direction and a transverse direction along the width direction, defining the centerline of the towel body in the longitudinal direction, and within the range of ±20mm vertically upward or downward of the midline All belong to the defined midline, and the towel body 1 processed in step 1) is folded in half along the midline in the longitudinal direction, and the side of the t...

Embodiment 2

[0054] Reference example one and Figure 8 After step (6), before step (7), a welding process of 10 transverse regions of the crotch is also provided, specifically: the transverse region between the longitudinal top ends of the sealing pressure of the crotch region is subjected to ultrasonic welding, so that the obtained sanitary napkin crotch The inner region is in a fully enclosed state, the order of step 7) and step 8) is reversed, and other technical solutions are consistent with embodiment one.

[0055] Wherein, in the present invention, the thickening method of the thickened region of the rear sheet in step 3) can be replaced by: compounding a layer of flexible material on the inner side of the rear sheet from the top to 5-50 mm downward in the longitudinal direction, The flexible material layer is PU foam. Step 4) The thickening method of the thickened area of ​​the front sheet can be replaced by: compounding a layer of flexible material layer on the inner side of the ...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

PUM

No PUM Login to view more

Abstract

The invention relates to the field of sanitary products, provides a preparation method of a flat pants sanitary napkin, and solves the problem of poor close-fitting property of a triangle pants sanitary napkin in the prior art, wherein the preparation method includes the following preparation steps: 1) preparation of a napkin body; 2) folding of the napkin body; 3) compositing of a back piece; 4)compositing of a front piece; 5) sealed compression of both sides of the waist circumference; 6) sealed compression of a crotch; and 7) cutting of both sides of the waist circumference and cutting ofthe crotch.

Description

technical field [0001] The invention relates to the field of sanitary products, in particular to a preparation method of boxer-type sanitary napkins. Background technique [0002] Women's menstrual pants-type sanitary napkins generally have a structure: from top to bottom, they include a liquid-permeable top layer, an absorbent core layer, a liquid-impermeable bottom layer, and a clothing layer. The absorbent core layer is used to absorb and retain Body excretion, the liquid-permeable top layer is used to provide a comfortable and dry feeling when in contact with the body, while allowing liquid to pass freely into the lower absorbent core layer, and the liquid-impermeable bottom layer is composed of a breathable impermeable film and a hydrophobic non-woven fabric It is made of woven fabric and is used to keep the absorbent core in the absorbent core layer, so as to prevent the absorbed liquid from soiling the wearer's trousers. The lateral ends of the clothing layer are weld...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

Application Information

Patent Timeline
no application Login to view more
Patent Type & Authority Applications(China)
IPC IPC(8): A61F13/15A61F13/472A61F13/496
CPCA61F13/15577A61F13/472A61F13/496A61F2013/16
Inventor 许自淡黄翠玉杨鸿勃
Owner FUJIAN HENGAN HLDG CO LTD
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap