CN111775523A - Microfiber base cloth and production method thereof - Google Patents
Microfiber base cloth and production method thereof Download PDFInfo
- Publication number
- CN111775523A CN111775523A CN201910271612.7A CN201910271612A CN111775523A CN 111775523 A CN111775523 A CN 111775523A CN 201910271612 A CN201910271612 A CN 201910271612A CN 111775523 A CN111775523 A CN 111775523A
- Authority
- CN
- China
- Prior art keywords
- layer
- microfiber
- base cloth
- adhesive
- ptfe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
- B29D7/01—Films or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B23/00—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose
- B32B23/10—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose next to a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/04—Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B25/08—Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
- B32B27/322—Layered products comprising a layer of synthetic resin comprising polyolefins comprising halogenated polyolefins, e.g. PTFE
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions
- B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
- B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/724—Permeability to gases, adsorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/73—Hydrophobic
Abstract
The invention discloses a microfiber base cloth, which comprises a waterproof layer, a fireproof layer and a base cloth layer, wherein the waterproof layer is arranged on the waterproof layer; the invention also discloses a raw material of the microfiber base layer clothA production method; the invention has the beneficial effects that firstly, the invention adopts nano SiO2The cellulose flame-retardant film is used as the fireproof layer of the microfiber leather, so that the environment-friendly effect of the fireproof layer is improved, the cellulose material is a natural material, the cellulose flame-retardant film has good moisture absorption and desorption performance, and the air permeability of the microfiber leather is improved together with the waterproof layer; secondly, the PTFE/PU microporous membrane is used as a waterproof layer of the microfiber leather, so that the waterproof performance of the microfiber leather is improved, and meanwhile, the PU polyurethane membrane mixed in the PTFE microporous membrane plays a role in protecting the PTFE microporous membrane and prolongs the service life of the waterproof layer; finally, the rubber layer of the iron wire framework is used as the tensile layer, so that the tensile property of the microfiber leather is improved, and the service life of the microfiber leather is prolonged.
Description
Technical Field
The invention relates to the technical field of spinning, in particular to microfiber base cloth and a production method thereof.
Background
Superfine fiber synthetic leather is the direction of future development of synthetic leather. Because the non-woven fabric with a three-dimensional network structure is used as a matrix and has polyurethane network and nylon bundle structures with open pore structures, the shape of the natural leather is really simulated, and the natural leather has the most similar performance. Due to the structural characteristics of microfiber leather, the existing microfiber leather has poor air permeability, water resistance, flame resistance and tensile capability. In order to solve the above problems, a large amount of chemical additives have to be added in the production process of microfiber leather, which not only causes serious environmental problems but also the odor of chemicals causes health problems.
Disclosure of Invention
Technical problem to be solved
The technical problem to be solved by the invention is to provide a microfiber base cloth and a production method thereof, which are used for improving the waterproof, air permeability, fire resistance and tensile strength of the existing microfiber leather, prolonging the service life and comfort of the microfiber leather and improving the use safety and environmental protection of the microfiber leather.
Technical scheme
In order to achieve the purpose, the technical scheme of the invention is as follows: a microfiber base cloth comprises a waterproof layer, a fireproof layer and a base cloth layer; the waterproof layer is bonded on the bottom surface of the microfiber leather through an adhesive; the fireproof layer is bonded to the bottom surface of the waterproof layer through an adhesive, and the base cloth layer is pressed on the bottom surface of the fireproof layer; the base cloth layer is an artificial fiber layer with the short fiber content of more than 85%, and the thickness of the base cloth layer is 0.5-0.8 mm.
Preferably, the waterproof layer is a PTFE/PU microporous composite film, and the thickness of the waterproof layer is not less than 0.5 mm.
Preferably, the fire-proof layer is a cellulose flame-retardant film and has a thickness of 0.05 mm.
Preferably, the fireproof layer is nano SiO2Cellulosic flame retardant film, and in the fire barrierNano SiO 22The addition amount is 16%.
Preferably, the adhesive is polyacrylate/polyurethane/nano SiO2And (5) compounding the adhesive.
Preferably, the anti-stretching layer is also included; the tensile layer is bonded between the microfiber leather and the waterproof layer through the adhesive, and the thickness of the tensile layer is 0.5 mm.
Preferably, the tensile layer is a rubber layer, and an iron wire framework is arranged in the rubber layer.
The invention also discloses a production method of the microfiber base cloth, which comprises the following steps:
and 4, pressing the base fabric layer on the bottom surface of the tertiary base fabric to obtain the microfiber base fabric.
Preferably, the molar ratio of the distilled water, the ethyl orthosilicate and the absolute ethyl alcohol in the step 3 is 3.4:1: 8.
Preferably, the hybrid in the step 3 is dried at 50 ℃ for 10 hours and then dried at 100 ℃ for 20 hours to obtain the fireproof layer.
Advantageous effects
In conclusion, the beneficial effects of the invention are as follows:
(1) the invention adopts nano SiO2The cellulose flame-retardant film is used as the fireproof layer of the microfiber leather, so that the environment-friendly effect of the fireproof layer is improved, the cellulose material is a natural material, the cellulose flame-retardant film has good moisture absorption and desorption performance, and the air permeability of the microfiber leather is improved together with the waterproof layer;
(2) the invention adopts the PTFE/PU microporous membrane as the waterproof layer of the microfiber leather, improves the waterproof performance of the microfiber leather, and simultaneously, the PU polyurethane membrane mixed in the PTFE microporous membrane plays a role in protecting the PTFE microporous membrane and prolongs the service life of the waterproof layer;
(3) the rubber layer of the iron wire framework is used as the tensile layer, so that the tensile property of the microfiber leather is improved, and the service life of the microfiber leather is prolonged.
Drawings
FIG. 1 is a cross-sectional view of a microfiber substrate fabric of the present invention.
Detailed Description
The technical scheme of the invention is further explained by combining specific examples.
Referring to fig. 1, a microfiber base cloth includes a waterproof layer 1, a fireproof layer 2, and a base cloth layer 3; the waterproof layer 1 is bonded to the bottom surface of the microfiber leather 100 through an adhesive; the fireproof layer 2 is bonded to the bottom surface of the waterproof layer 2 through an adhesive, and the base cloth layer 3 is pressed on the bottom surface of the fireproof layer 2; the base cloth layer 3 is an artificial fiber layer with the short fiber content of more than 85%, and the thickness is 0.5-0.8 mm.
Preferably, the waterproof layer 1 is a PTFE/PU microporous composite film, the thickness of the PTFE/PU microporous composite film is not less than 0.5mm, and the PTFE/PU microporous composite film has good waterproofness and breathability and good tensile properties and can be stretched along with the microfiber leather 100 without being damaged.
Preferably, the fire-proof layer 2 is a cellulose flame-retardant film, the thickness of the cellulose flame-retardant film is 0.05mm, the cellulose flame-retardant film takes cellulose as a carrier, the environment-friendly type microfiber leather has good environment-friendly performance and good heat insulation performance and moisture absorption and release performance, and the waterproof layer 1 is matched with the cellulose flame-retardant film to be used, so that the waterproofness of the microfiber leather 100 can be obviously improved.
Preferably, the fire-proof layer 2 is nano SiO2Cellulose flame-retardant film, and nano SiO in the fire-retardant layer 22The addition amount is 16%, and SiO is added by taking cellulose as a carrier2The flame retardant improves the flame retardant property of the cellulose flame retardant film on one hand, and improves the mechanical property and the air permeability of the cellulose flame retardant film on the other hand.
Preferably, the adhesive is polyacrylate/polyurethane/nano SiO2A composite binder prepared by introducing SiO2The size of the adhesive particles is increased, the formation of the adhesive and a polymer network is facilitated, and the bonding capacity of the adhesive is improved.
Preferably, a tensile layer 4 is also included; the tensile layer 4 is bonded between the microfiber leather 100 and the waterproof layer 1 through the adhesive, and the thickness of the tensile layer is 0.5 mm.
Preferably, tensile layer 4 is the rubber layer, just be provided with iron wire skeleton 5 in the rubber layer, tensile layer 4's setting and embedded iron wire skeleton 5 can show the tensile property who improves microfiber leather 100.
The invention also discloses a production method of the microfiber base cloth, which comprises the following steps:
and 4, pressing the base cloth layer 3 on the bottom surface of the tertiary base cloth to obtain the microfiber base cloth.
Preferably, the molar ratio of the distilled water, the ethyl orthosilicate and the absolute ethyl alcohol in the step 3 is 3.4:1: 8.
Preferably, the hybrid in the step 3 is dried at 50 ℃ for 10 hours and then dried at 100 ℃ for 20 hours to obtain the fireproof layer 2.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification, or any direct or indirect application attached to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a super fine base layer cloth, includes waterproof layer (1), flame retardant coating (2) and base cloth layer (3), its characterized in that: the waterproof layer (1) is bonded to the bottom surface of the microfiber leather (100) through an adhesive; the fireproof layer (2) is bonded to the bottom surface of the waterproof layer (1) through an adhesive, and the base cloth layer (3) is pressed on the bottom surface of the fireproof layer (2); the base cloth layer (3) is an artificial fiber layer with the short fiber content of more than 85%, and the thickness of the artificial fiber layer is 0.5-0.8 mm.
2. The microfiber substrate fabric according to claim 1, wherein: the waterproof layer (1) is a PTFE/PU micropore composite film, and the thickness is not less than 0.5 mm.
3. The microfiber substrate fabric according to claim 1, wherein: the fireproof layer (2) is a cellulose flame-retardant film, and the thickness of the fireproof layer is 0.05 mm.
4. The microfiber substrate fabric according to claim 3, wherein: the fire-proof layer(2) Is nano SiO2Cellulose flame-retardant film, and nano SiO in the fireproof layer (2)2The addition amount is 16%.
5. The microfiber substrate fabric according to claim 1, wherein: the adhesive is polyacrylate/polyurethane/nano SiO2And (5) compounding the adhesive.
6. The microfiber substrate fabric according to claim 1, wherein: also comprises a tensile layer (4); the tensile layer (4) is bonded between the microfiber leather (100) and the waterproof layer (1) through the adhesive, and the thickness of the tensile layer is 0.5 mm.
7. The microfiber substrate fabric according to claim 6, wherein: tensile layer (4) are the rubber layer, just be provided with iron wire skeleton (5) in the rubber layer.
8. A method for producing a microfiber substrate fabric according to any one of claims 1 to 7, comprising the steps of:
step 1, coating the adhesive on the surface of the tensile layer (4), and bonding the adhesive on the bottom surface of the microfiber leather (100) to obtain primary base cloth;
step 2, adding PTFE fine powder and PU polyurethane fine powder into an extruder to obtain a strip-shaped PTFE/PU microporous composite film, stretching the PTFE fine powder and the PU polyurethane fine powder longitudinally and transversely to obtain a PTFE/PU microporous composite film, and then bonding the PTFE/PU microporous composite film to the bottom surface of the primary base cloth obtained in the step 1 through the adhesive to obtain a secondary base cloth;
step 3, dispersing cellulose in clear water until the cellulose is completely soaked, pouring the clear water out, putting the treated cellulose into distilled water, stirring while adding tetraethoxysilane, absolute ethyl alcohol, nitric acid and ammonia water in a water bath at 45-50 ℃, reacting for 16 hours, filtering, washing and drying reacted hybrid to obtain the fireproof layer (2), and finally bonding the fireproof layer to the bottom surface of the secondary base layer cloth obtained in the step 2 through the adhesive to obtain a tertiary base layer cloth;
and 4, pressing the base cloth layer (3) on the bottom surface of the tertiary base cloth to obtain the microfiber base cloth.
9. A method for producing a microfiber substrate fabric according to claim 8, wherein: the molar ratio of the distilled water, the ethyl orthosilicate and the absolute ethyl alcohol in the step 3 is 3.4:1: 8.
10. A method for producing a microfiber substrate fabric according to claim 8, wherein: and (3) drying the hybrid in the step 3 at 50 ℃ for 10h, and then drying at 100 ℃ for 20h to obtain the fireproof layer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910271612.7A CN111775523A (en) | 2019-04-04 | 2019-04-04 | Microfiber base cloth and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910271612.7A CN111775523A (en) | 2019-04-04 | 2019-04-04 | Microfiber base cloth and production method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111775523A true CN111775523A (en) | 2020-10-16 |
Family
ID=72755233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910271612.7A Pending CN111775523A (en) | 2019-04-04 | 2019-04-04 | Microfiber base cloth and production method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111775523A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115519874A (en) * | 2022-09-29 | 2022-12-27 | 艾尔玛科技股份有限公司 | Microfiber cloth plastic surface decoration and preparation method thereof |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2005266328A1 (en) * | 2004-07-29 | 2006-02-02 | Suominen Corporation | Method for manufacturing a particularly soft and three-dimensional nonwoven and nonwoven thus obtained |
| CN202577004U (en) * | 2012-04-20 | 2012-12-05 | 福建隆上超纤有限公司 | Waterproof moisture permeable leather |
| CN103496235A (en) * | 2013-10-21 | 2014-01-08 | 哈建薇 | Waterproof and fireproof wear-resistant cloth |
| CN203451909U (en) * | 2013-09-03 | 2014-02-26 | 福建隆上超纤有限公司 | Ultrafine fiber enhanced polyurethane coating leather |
| CN105109167A (en) * | 2015-09-16 | 2015-12-02 | 广州钰鑫环保塑胶有限公司 | Waterproof TPU thin film and preparation method thereof |
| CN205603945U (en) * | 2016-05-17 | 2016-09-28 | 清远市金昌人造革有限公司 | Waterproof super fine artificial leather |
| CN106003887A (en) * | 2016-05-11 | 2016-10-12 | 南京林业大学 | Expansive composite flame-retardant membrane and preparation method thereof |
| CN205741731U (en) * | 2016-06-25 | 2016-11-30 | 吴江市涂泰克纺织后整理有限公司 | A kind of fire-retardant microfiber leather |
| DE102017001299A1 (en) * | 2017-02-10 | 2018-08-16 | Philipp Schaefer | Leather composite |
-
2019
- 2019-04-04 CN CN201910271612.7A patent/CN111775523A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2005266328A1 (en) * | 2004-07-29 | 2006-02-02 | Suominen Corporation | Method for manufacturing a particularly soft and three-dimensional nonwoven and nonwoven thus obtained |
| CN202577004U (en) * | 2012-04-20 | 2012-12-05 | 福建隆上超纤有限公司 | Waterproof moisture permeable leather |
| CN203451909U (en) * | 2013-09-03 | 2014-02-26 | 福建隆上超纤有限公司 | Ultrafine fiber enhanced polyurethane coating leather |
| CN103496235A (en) * | 2013-10-21 | 2014-01-08 | 哈建薇 | Waterproof and fireproof wear-resistant cloth |
| CN105109167A (en) * | 2015-09-16 | 2015-12-02 | 广州钰鑫环保塑胶有限公司 | Waterproof TPU thin film and preparation method thereof |
| CN106003887A (en) * | 2016-05-11 | 2016-10-12 | 南京林业大学 | Expansive composite flame-retardant membrane and preparation method thereof |
| CN205603945U (en) * | 2016-05-17 | 2016-09-28 | 清远市金昌人造革有限公司 | Waterproof super fine artificial leather |
| CN205741731U (en) * | 2016-06-25 | 2016-11-30 | 吴江市涂泰克纺织后整理有限公司 | A kind of fire-retardant microfiber leather |
| DE102017001299A1 (en) * | 2017-02-10 | 2018-08-16 | Philipp Schaefer | Leather composite |
Non-Patent Citations (1)
| Title |
|---|
| 刘意成: "无溶剂聚氨酯胶黏剂研究进展", 《粘接》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115519874A (en) * | 2022-09-29 | 2022-12-27 | 艾尔玛科技股份有限公司 | Microfiber cloth plastic surface decoration and preparation method thereof |
| CN115519874B (en) * | 2022-09-29 | 2023-10-13 | 艾尔玛科技股份有限公司 | Microfiber cloth plastic surface decoration and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101104752B (en) | Water-proof moisture-permeation coating agent composition and application thereof | |
| CN109177370B (en) | Three-layer composite waterproof breathable fabric and preparation method thereof | |
| CN102277798B (en) | Glass fiber thin felt and preparation method thereof | |
| CN104742480A (en) | Preparation method of waterproof and moisture permeable TPU fabric | |
| CN109263224B (en) | Functional seamless wall cloth and preparation method thereof | |
| CN104074324A (en) | Environment-friendly wallpaper containing bamboo charcoal fiber | |
| CN101081690A (en) | Eiderdown silk down-proof composite processing technology | |
| CN111775523A (en) | Microfiber base cloth and production method thereof | |
| CN113442529B (en) | Thermoplastic elastomer toughening film composite fabric | |
| CN101886351A (en) | Impregnating rubber for paper flame-retardant decorative plate | |
| CN110861363B (en) | High-strength TPU composite thermal fabric and preparation method thereof | |
| CN105483905A (en) | Process for manufacturing waterproof, flame-retardant and breathable fabric | |
| CN103290734A (en) | Taste-absorbing tapioca starch sandalwood wallpaper | |
| CN106544928B (en) | For the manufacture craft of the noctilucence silk ornament materials of business club building interior trim | |
| CN205603941U (en) | Plastic flooring based on genuine leather fibre regenerated leather | |
| CN205310998U (en) | Ventilative canvas | |
| CN211808226U (en) | High-heat-protection-performance fabric | |
| CN104207386A (en) | Blended hollow fiber comfortable shell fabric | |
| CN205674644U (en) | A kind of fire-retardant tent fabric | |
| CN209176257U (en) | One kind can wash cotton summer quilt automatically | |
| CN113774682B (en) | Folding-resistant heat-insulation tent fabric coating and obtained fabric | |
| CN103388264A (en) | Caravan tent fabric and production method thereof | |
| CN208438816U (en) | A kind of compound textile fabric of waterproof and breathable | |
| CN207901345U (en) | A kind of straw fiber board of environmental protection | |
| CN210737955U (en) | Environment-friendly decorative plate for home decoration |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201016 |
|
| RJ01 | Rejection of invention patent application after publication |