CN105904809A - Tablecloth of semi-PU leather material - Google Patents

Tablecloth of semi-PU leather material Download PDF

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Publication number
CN105904809A
CN105904809A CN201610227278.1A CN201610227278A CN105904809A CN 105904809 A CN105904809 A CN 105904809A CN 201610227278 A CN201610227278 A CN 201610227278A CN 105904809 A CN105904809 A CN 105904809A
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China
Prior art keywords
tablecloth
parts
leather
layer
base fabric
Prior art date
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Pending
Application number
CN201610227278.1A
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Chinese (zh)
Inventor
周航
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Individual
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Individual
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Priority to CN201610227278.1A priority Critical patent/CN105904809A/en
Priority to PCT/CN2016/086088 priority patent/WO2017177538A1/en
Publication of CN105904809A publication Critical patent/CN105904809A/en
Pending legal-status Critical Current

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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
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47G—HOUSEHOLD OR TABLE EQUIPMENT
    • A47G11/00—Table linen
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47G—HOUSEHOLD OR TABLE EQUIPMENT
    • A47G11/00—Table linen
    • A47G11/003—Table-cloths
    • 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
    • B32B27/12—Layered products comprising a layer of synthetic resin 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/06—Embossing
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04—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
    • 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
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/308—Heat stability
    • 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
    • B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)

Abstract

The invention discloses a tablecloth of a semi-PU leather material, and relates to the technical field of production of tablecloth. The tablecloth includes a PU leather layer and a base layer, and the PU leather layer is made from, by mass, 52-60 parts of aqueous polyurethane resin, 0-38 parts of water, 5-12 parts of a polystyrene foaming agent, 3-10 parts of sodium dodecyl sulfate, 1-2 parts of an organosilicon leveling agent, 1-3 parts of palm oil, 1-3 parts of a polyacrylic acid emulsion, 1-5 parts of a four-stage treated paper pulp waste liquid, 0.5-2 parts of emulsified silicone oil, 0.2-0.5 parts of an antioxidant and 1-3 parts of a fire retardant. A grid fur bottom antiskid cloth is adopted as the bottom base cloth of the tablecloth; the PU leather layer and the base layer are combined, and then are embossed and dyed, so the tablecloth of a semi-PU leather material has the advantages of staining resistance, easy washing, waterproofing and heat insulating property, excellent oxidation resistance, and prevention of fire hazards caused by dropping of cigarette ash on a dining table due to addition of the fire retardant to the PU leather layer.

Description

A kind of tablecloth of half PU leather material
Technical field:
The present invention relates to the tablecloth of a kind of half PU leather material, belong to the preparing technical field of tablecloth.
Background technology:
Urban and rural residents' level of consumption is the highest, then consumer expectation is the highest.Along with the disposable income sustainable growth of domestic urban and rural residents, disappear The product of tablecloth is expected that also when the river rises the boat goes up by the person of expense, and current tablecloth market environment is from the direction of " practical " past " decoration type " Changing, tablecloth market plane faces the differentiation of product level, and medium and high-grade goods will become the market mainstream.
Constantly raising expected from tablecloth market comsupton simultaneously, it is more and more universal that medium-to-high grade household category is consumed, tradition table Cloth low-quality, nothing design, brandless product type will gradually be eliminated.Medium-to-high grade, brand class tablecloth product will gradually occupy city Field dominant position.
The kind of current existing tablecloth is a lot, has cloth art class, PVC class, soft glass class etc., and the tablecloth flower pattern of cloth art class is many Unitization, material is various, complete, but price drop is big, and comparability is not strong, and the tablecloth of cloth art is clear except conveniently arranging Washing, high-grade fabric is in addition to tall and big the going up that seem, waterproof and oilproof antifouling property does not possesses, and goes back fugitive color after washing；PVC class Tablecloth material stiff, that walks is substantially low side route, and low price and the cycle of use are short, only possess water-proof function, typically Once tearing brokenly, through one section of all after date, surface layer must have layer greasy oil cover layer, more cannot play antifouling effect Really.Soft glass tablecloth duplicates with PVC, in addition to possessing fire resistance characteristic, because adhesiveness is very strong, Gu anti-skidding.Cannot accomplish equally The most grease proofing effect, because cannot wash, also cannot be antifouling, drawback is the most, and also can expand with heat and contract with cold, meeting of long duration Jaundice, cannot clear up after once sprinkling upper red wine and tea, should not arrange, and uses the cycle short, and because adhesiveness is strong, typically spreads Marble countertop has air layer, the overall visual effect of impact.
Summary of the invention:
For the problems referred to above, the technical problem to be solved in the present invention is to provide the tablecloth of a kind of half PU leather material.
The tablecloth of the present invention half PU leather material comprises pu leather layer and bottom, and described pu leather layer is pressed appended matter by following material Amount part formula is prepared from: waterborne polyurethane resin 52-60 part, water 0-38 part, foamed polystyrene agent 5-12 part, dodecane Base sodium sulfate 3-10 part, organosilicon levelling agent 1-2 part, Petiolus Trachycarpi oil 1-3 part, polyacrylate emulsion 1-3 part, at level Four Spent pulping liquor 1-5 part after reason, emulsified silicone oil 0.5-2 part, antioxidant 0.2-0.5 part；Fire retardant 1-3 part.
In the present invention, the preparation technology of the tablecloth of half PU leather material is: a, the selection of bottom: use anti-skid cloth at the bottom of grid hair Bottom base fabric for tablecloth, it is therefore an objective to prevent tablecloth when in the face of marmorean desktop because resistance is inadequate, it is easy to come off or Mobile；
B, pu leather layer and the combination of bottom: pu is removed from office layer and mixs homogeneously according to above-mentioned mass parts formula elder generation and form coating agent afterwards, general Coating agent is coated in release paper, can form one layer of uniform film by levelling slurry, form the thin of continuous uniform after drying Film, coated with adhesive on thin film, the bottom base fabric pressing with tablecloth is dried, then release paper is peeled off with coating agent, coating agent Will transfer to from release paper in the bottom base fabric of tablecloth including bonding tunic；
C, embossed: use colored roller or the card simulating natural leather lines, in uniform temperature
Under the conditions of the bottom base fabric of tablecloth is applied mechanical presses power, the poly-ammonia of aqueous in the bottom scrim surfaces pu leather layer of tablecloth Ester resin reaches to soften, and obtains effect of decorative patterns in the way of heat ductile forming, and the bottom base fabric of tablecloth cools down rapidly after going out pressure area Shaping, the decorative pattern that compressional deformation is formed is fixed, and PU leather layer surface is formed for concavo-convex contrary with spend roller surface detail Clear decorative pattern；Followed by through rubbing stricture of vagina, washing, temperature, the effect of mechanical force etc. makes the bottom base fabric of tablecloth shrink, drives The PU leather layer on surface shrinks, and makes the concave-convex sense of decorative pattern become apparent from clearly；
D, carrying out dyeing by surface detail carries out fixation the most again, process of washing and soap, and adds even toner therebetween and reaches even The purpose contaminated and thoroughly contaminate, finally uses detergent to carry out surface process and reaches anti-fouling effect.
Beneficial effects of the present invention: it can overcome the drawback of prior art, preparation method is simple, and half PU being prepared as removes from office material The tablecloth of matter has the advantage that 1. resistants property≤20nm washable, fine and closely woven, so that product is provided with the spot-resistant of excellence Can, and half PU leather material tablecloth there is resistances to soiling such as reaching the anti-weak acid dyestuff alkaline, anti-of technical grade, oil stain preventing function, anti-dish stain Can, it is no matter the drawn vestige of tea, dish stain, red wine, fruit juice or ball pen big end pen, brush pen etc., with napkin or rag, Wiping once gets final product decontamination, also can be carried out by weak-alkaline and weak-acidic cleaning supplies.2. waterproof and heat-insulating, the table of this half PU leather material Cloth square gram weight is 3-4 times of tradition cloth art tablecloth, and the tablecloth of half PU leather material has the product attribute that one brush is the most dry simultaneously. Desktop can be kept in the moment clean.The tablecloth of half PU leather material can guarantee that desktop can bear≤the temperature of 180 ° of degrees Fahrenheits simultaneously, Resistance to elevated temperatures exceeds several magnitude than traditional tablecloth product.PU leather layer has extremely low heat conductivity, and thermal conductivity is less than 0.3W/ (m·K).3. relax patch guarantor's type, PU leather layer in network use polyurethane fiber material, have excellence non-oxidizability and can shape-retaining ability Can, product softness invariant color, in use can tackle the environment such as harsh low temperature, high temperature, water, oil, material feel is fine and smooth simultaneously, vertical Intuition is good, can arbitrarily fold, and one brush is the most flat.4, in PU leather layer, adding fire retardant, preventing because dropping flue dust on dining table Fire caused by Deng.
Detailed description of the invention:
This detailed description of the invention is by the following technical solutions: the tablecloth of half PU leather material in this detailed description of the invention comprises pu leather Layer and bottom, described pu leather layer is prepared from by appended mass parts formula by following material: waterborne polyurethane resin 52-60 Part, water 0-38 part, foamed polystyrene agent 5-12 part, sodium lauryl sulphate 3-10 part, organosilicon levelling agent 1-2 part, palm fibre Palmitic acid oil 1-3 part, polyacrylate emulsion 1-3 part, through level Four process after spent pulping liquor 1-5 part, emulsified silicone oil 0.5-2 part, Antioxidant 0.2-0.5 part；Fire retardant 1-3 part.
In this detailed description of the invention, the preparation technology of the tablecloth of half PU leather material is: a, the selection of bottom: use grid hair End anti-skid cloth is the bottom base fabric of tablecloth, it is therefore an objective to prevents tablecloth when in the face of marmorean desktop, because resistance is inadequate, holds very much Easy to fall off or mobile；
The combination with bottom of b, pu leather layer: pu is removed from office layer and mixs homogeneously according to above-mentioned mass parts formula elder generation and form coating agent afterwards, Coating agent is coated in release paper, one layer of uniform film can be formed by levelling slurry, after drying, form continuous uniform Thin film, coated with adhesive on thin film, the bottom base fabric pressing with tablecloth is dried, then release paper is peeled off with coating agent, coating Agent includes that bonding tunic will be transferred in the bottom base fabric of tablecloth from release paper；
C, embossed: use colored roller or the card simulating natural leather lines, in uniform temperature
Under the conditions of the bottom base fabric of tablecloth is applied mechanical presses power, the poly-ammonia of aqueous in the bottom scrim surfaces pu leather layer of tablecloth Ester resin reaches to soften, and obtains effect of decorative patterns in the way of heat ductile forming, and the bottom base fabric of tablecloth cools down rapidly after going out pressure area Shaping, the decorative pattern that compressional deformation is formed is fixed, and PU leather layer surface is formed for concavo-convex contrary with spend roller surface detail Clear decorative pattern；Followed by through rubbing stricture of vagina, washing, temperature, the effect of mechanical force etc. makes the bottom base fabric of tablecloth shrink, drives The PU leather layer on surface shrinks, and makes the concave-convex sense of decorative pattern become apparent from clearly；
D, carrying out dyeing by surface detail carries out fixation the most again, process of washing and soap, and adds even toner therebetween and reaches even The purpose contaminated and thoroughly contaminate, finally uses detergent to carry out surface process and reaches anti-fouling effect.
In this detailed description of the invention, when tablecloth need not reach flame-retardant nature when, the middle fire retardant of pu leather layer formula becomes Divide removable.
Embodiment 1: the bottom base fabric using anti-skid cloth at the bottom of grid hair to be tablecloth；Then by waterborne polyurethane resin 52 parts, 15 parts of water, foamed polystyrene agent 5 parts, sodium lauryl sulphate 3 parts, organosilicon levelling agent 1 part, Petiolus Trachycarpi oil 1 part, poly-third Olefin(e) acid emulsion 1 part, the spent pulping liquor 1 part after level Four processes, emulsified silicone oil 0.5 part, antioxidant 0.2 part, fire retardant Form coating agent after 1 part of mix homogeneously, coating agent is coated in release paper, one layer can be formed uniformly by levelling slurry Film, forms the thin film of continuous uniform after drying, coated with adhesive on thin film, and the bottom base fabric pressing with tablecloth is dried, then Release paper is peeled off with coating agent, and coating agent includes that bonding tunic will be transferred in the bottom base fabric of tablecloth from release paper, Use colored roller or the card simulating natural leather lines, under the conditions of uniform temperature, the bottom base fabric of tablecloth is applied mechanical presses Power, the waterborne polyurethane resin in the bottom scrim surfaces pu leather layer of tablecloth reaches to soften, and obtains flower in the way of heat ductile forming Stricture of vagina effect, the bottom base fabric of tablecloth is rapid cooling and shaping after going out pressure area, and the decorative pattern that compressional deformation is formed is fixed, and PU removes from office Layer surface is formed for the concavo-convex contrary clear decorative pattern with colored roller surface detail；Followed by through rubbing stricture of vagina, washing, temperature, machinery The effect of power etc. makes the bottom base fabric of tablecloth shrink, and drives the PU leather layer on surface to shrink, makes the concave-convex sense of decorative pattern become apparent from Clearly；Carry out dyeing by surface detail and carry out fixation the most again, process of washing and soap, add even toner therebetween and reach level dyeing With the purpose of dye thoroughly, finally use detergent to carry out surface process and reach anti-fouling effect.
Embodiment 2: the selection of bottom: the bottom base fabric using anti-skid cloth at the bottom of grid hair to be tablecloth, then by poly-for aqueous ammonia Ester resin 60 parts, 38 parts of water, foamed polystyrene agent 12 parts, sodium lauryl sulphate 10 parts, organosilicon levelling agent 2 parts, Petiolus Trachycarpi oil 3 parts, polyacrylate emulsion 3 parts, the spent pulping liquor 5 parts after level Four processes, emulsified silicone oil 2 parts, antioxidant 0.5 part forms coating agent after 3 parts of mix homogeneously of fire retardant, is coated by coating agent in release paper, can shape by levelling slurry Becoming one layer of uniform film, form the thin film of continuous uniform after drying, coated with adhesive on thin film, with the bottom base fabric of tablecloth Pressing is dried, then release paper is peeled off with coating agent, and coating agent includes that bonding tunic will transfer to tablecloth from release paper In bottom base fabric, use and simulate colored roller or the card of natural leather lines, bottom base fabric to tablecloth under the conditions of uniform temperature Applying mechanical presses power, the waterborne polyurethane resin in the bottom scrim surfaces pu leather layer of tablecloth reaches to soften, with heat ductile forming Mode obtain effect of decorative patterns, the bottom base fabric of tablecloth goes out behind pressure area cooling and shaping, the decorative pattern that compressional deformation is formed rapidly Being fixed, PU leather layer surface is formed for the concavo-convex contrary clear decorative pattern with colored roller surface detail；Followed by through rubbing stricture of vagina, water Washing, temperature, the effect of mechanical force etc. makes the bottom base fabric of tablecloth shrink, and drives the PU leather layer on surface to shrink, makes decorative pattern Concave-convex sense becomes apparent from clearly；Carry out dyeing by surface detail and carry out fixation the most again, process of washing and soap, add even therebetween Toner reaches level dyeing and the purpose thoroughly contaminated, and finally uses detergent to carry out surface process and reaches anti-fouling effect.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.The technology of the industry Personnel, it should be appreciated that the present invention is not restricted to the described embodiments, simply illustrating this described in above-described embodiment and description The principle of invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, and these become Change and improvement both falls within scope of the claimed invention.Claimed scope by appending claims and Equivalent defines.

Claims (2)

1. the tablecloth of one and half PU leather materials, it is characterised in that: it comprises pu leather layer and bottom, and described pu leather layer is by following thing Matter is prepared from by appended mass parts formula: waterborne polyurethane resin 52-60 part, water 0-38 part, foamed polystyrene agent 5- 12 parts, sodium lauryl sulphate 3-10 part, organosilicon levelling agent 1-2 part, Petiolus Trachycarpi oil 1-3 part, polyacrylate emulsion 1-3 Part, the spent pulping liquor 1-5 part after level Four processes, emulsified silicone oil 0.5-2 part, antioxidant 0.2-0.5 part, fire retardant 1- 3 parts.
2. according to the tablecloth of a kind of half PU leather material described in claim 1, it is characterised in that: its preparation technology is: (a), The selection of bottom: the bottom base fabric using anti-skid cloth at the bottom of grid hair to be tablecloth；
(b), pu leather layer and the combination of bottom: pu is removed from office layer and mixs homogeneously according to above-mentioned mass parts formula elder generation and form coating agent afterwards, Coating agent is coated in release paper, one layer of uniform film can be formed by levelling slurry, after drying, form continuous uniform Thin film, coated with adhesive on thin film, the bottom base fabric pressing with tablecloth is dried, then release paper is peeled off with coating agent, coating Agent includes that bonding tunic will be transferred in the bottom base fabric of tablecloth from release paper；
(c), embossed: use colored roller or the card simulating natural leather lines, necessarily
Under temperature conditions, the bottom base fabric to tablecloth applies mechanical presses power, the aqueous in the bottom scrim surfaces pu leather layer of tablecloth Polyurethane resin reaches to soften, and obtains effect of decorative patterns in the way of heat ductile forming, and the bottom base fabric of tablecloth is rapid after going out pressure area Cooling and shaping, the decorative pattern that compressional deformation is formed fixed, and PU leather layer surface is formed for and the concavo-convex phase of colored roller surface detail Anti-clear decorative pattern；Followed by through rubbing stricture of vagina, washing, temperature, the effect of mechanical force etc. makes the bottom base fabric of tablecloth shrink, The PU leather layer driving surface shrinks, and makes the concave-convex sense of decorative pattern become apparent from clearly；
(d), carrying out dyeing by surface detail carries out fixation the most again, process of washing and soap, add even toner therebetween and reach The purpose of level dyeing and thoroughly dye, finally uses detergent to carry out surface process and reaches anti-fouling effect.
CN201610227278.1A 2016-04-13 2016-04-13 Tablecloth of semi-PU leather material Pending CN105904809A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201610227278.1A CN105904809A (en) 2016-04-13 2016-04-13 Tablecloth of semi-PU leather material
PCT/CN2016/086088 WO2017177538A1 (en) 2016-04-13 2016-06-16 Tablecloth of semi-pu leather material

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Application Number Priority Date Filing Date Title
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Publications (1)

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CN105904809A true CN105904809A (en) 2016-08-31

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WO (1) WO2017177538A1 (en)

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CN115748264A (en) * 2022-11-25 2023-03-07 清远市齐力合成革有限公司 Protein-like organic silicon sponge tender-feeling synthetic leather and preparation method thereof

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Application publication date: 20160831