CN112694693A - Lightweight cloth-imitated lace sheet, preparation method thereof and cloth-handfeel lace tablecloth - Google Patents

Lightweight cloth-imitated lace sheet, preparation method thereof and cloth-handfeel lace tablecloth Download PDF

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CN112694693A
CN112694693A CN202011567010.5A CN202011567010A CN112694693A CN 112694693 A CN112694693 A CN 112694693A CN 202011567010 A CN202011567010 A CN 202011567010A CN 112694693 A CN112694693 A CN 112694693A
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cloth
lace
parts
lightweight
raw materials
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刘承发
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Dongguan Iuiu Household Products Co ltd
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Dongguan Iuiu Household Products Co ltd
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C08J9/102—Azo-compounds
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0095—Mixtures of at least two compounding ingredients belonging to different one-dot groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C08J9/102—Azo-compounds
    • C08J9/103—Azodicarbonamide
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/04—N2 releasing, ex azodicarbonamide or nitroso compound
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    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/18—Binary blends of expanding agents
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    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2327/06—Homopolymers or copolymers of vinyl chloride
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    • C08J2409/00—Characterised by the use of homopolymers or copolymers of conjugated diene hydrocarbons
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    • C08J2439/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen; Derivatives of such polymers
    • C08J2439/04—Homopolymers or copolymers of monomers containing heterocyclic rings having nitrogen as ring member
    • C08J2439/06—Homopolymers or copolymers of N-vinyl-pyrrolidones
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    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/02—Organic and inorganic ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2237—Oxides; Hydroxides of metals of titanium
    • C08K2003/2241—Titanium dioxide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
    • C08K5/098—Metal salts of carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/10—Esters; Ether-esters
    • C08K5/12—Esters; Ether-esters of cyclic polycarboxylic acids

Abstract

The invention relates to the technical field of new materials, in particular to a lightweight imitation cloth lace sheet, a preparation method thereof and a cloth handfeel lace tablecloth, which comprise the following raw materials in parts by weight: 20-40 parts of diisononyl phthalate, 3.5-4.5 parts of composite heat stabilizer, 7-10 parts of foaming auxiliary agent, 7-10 parts of NBR auxiliary agent, 0.06-0.2 part of pigment powder, 0.02-0.03 part of titanium dioxide, 0.25-0.45 part of stearic acid, 1-5 parts of DINP oil, 50-70 parts of filler and 150 parts of resin powder 130-one. The lace sheet disclosed by the invention is soft and comfortable, good in wear resistance, good in flatness, attractive in appearance, light in weight and good in cloth-imitated lace hand feeling; the tablecloth made of the material has the hand feeling similar to that of a novel light-texture wale lace material with flexible cloth hand feeling, and has the characteristics of light texture, fluffy, soft and skin-friendly feeling and good wear resistance.

Description

Lightweight cloth-imitated lace sheet, preparation method thereof and cloth-handfeel lace tablecloth
Technical Field
The invention relates to the technical field of new materials, in particular to a lightweight imitation cloth lace sheet, a preparation method thereof and lightweight cloth handfeel lace tablecloth.
Background
The tablecloth is an article which is covered on a table or a tabletop and used for preventing dirt or increasing the appearance. The plastic material is classified according to production process and mainly divided into two major types, namely plastic type and textile type, wherein the plastic type comprises polyvinyl tablecloth such as PVC tablecloth, EVA tablecloth, PEVA tablecloth, pyrograph tablecloth, cotton substrate PVC tablecloth and PP tablecloth, and cast film tablecloth. The PVC tablecloth is widely applied to daily life due to the reasons of easy cleaning, convenience, practicability and the like.
The currently popular embossed lace sheet materials on the market have the styles of gold stamping (silver), printing, plain color and the like. The production process and technology of the embossed lace sheet tablecloth are relatively mature, and products such as embossed lace hollowed-out series, transparent base film attached series, super bright series, printing series, gold and silver hot series, plain color series and various series formed by matching and combining the above series are limited by the traditional corrosion carving technology, so that the problems of heavy product quality, thick product thickness, residual cloak in embossed patterns, stiff hand feeling, increased cost and the like exist.
Disclosure of Invention
In order to overcome the defects and shortcomings in the prior art, the invention aims to provide the light cloth-imitated lace sheet which is soft and comfortable, good in wear resistance, waterproof and oilproof, good in flatness, attractive in appearance, light in weight, good in cloth-imitated lace hand feeling, strong in practicability and excellent in cloth-imitated flexible hand feeling.
The invention also aims to provide a preparation method of the light imitation cloth lace sheet, which is simple, stable in quality, high in production efficiency, low in production cost and capable of realizing large-scale industrial production.
The invention further aims to provide the light cloth handfeel lace tablecloth, the handfeel of the tablecloth is similar to that of a novel light-texture wale lace sheet with a flexible cloth handfeel, and the product is light in texture, fluffy, soft and skin-friendly, good in wear resistance, waterproof, oil-proof, good in flatness and bright in surface pattern.
The purpose of the invention is realized by the following technical scheme: a lightweight cloth-imitated lace sheet comprises the following raw materials in parts by weight:
Figure BDA0002860950430000021
the resin powder is PVC resin powder, the polymerization degree of which is 1000-1200, the particle diameter is 0.1-0.2mm, and the density is 1.35-1.45g/cm3(ii) a The NBR auxiliary agent is preferably an NBR auxiliary agent produced by Shanghai Sude rubber and plastic science and technology limited.
The light cloth-imitated lace sheet material is soft and comfortable, has good wear resistance, water and oil resistance, good flatness, attractive appearance and light weight, has good cloth-imitated lace handfeel, and is an innovative wale lace sheet material with strong practicability and excellent cloth-imitated flexible handfeel. The polymerization degree, the grain diameter and the density of the adopted PVC resin powder are related to the physical and mechanical properties of the film product, the higher the molecular weight of the PVC resin powder is, the higher the tensile strength, the impact strength and the elastic modulus of the film product are, the polymerization degree of the PVC resin powder is controlled to be 1000-1200, the grain diameter is controlled to be 0.1-0.2mm, and the density is controlled to be 1.35-1.45g/cm3The sheet material can have higher strength; wherein, the diisononyl phthalate is used as an internal lubricant, which can reduce the intermolecular friction of the PVC resin powder melt; the NBR auxiliary agent is an environment-friendly plasticizer, can reduce the acting force among molecular chains of the PVC resin powder, reduce the glass transition temperature and the flow temperature of the PVC resin powder and the melting point of microcrystals contained in the PVC resin powder, improve the plasticity of the resin, ensure that a product is soft and has good low-temperature resistance, reduce the wear resistance of each raw material in a mixing stage, and improve the hardness and the flexibility of a finally prepared sheet; the titanium dioxide has good covering power and color fastness, so that the prepared light imitation cloth lace sheet has good printing effect and rich pattern typesThe color is more gorgeous and various; the stearic acid can enable the material to have good dispersibility, compatibility and processing fluidity in the processing process, so that the sheet material has excellent thermal stability and high-efficiency weather resistance; the DINP oil has good intermiscibility with PVC resin powder, can not be precipitated even if being used in a large amount, and can endow the product with good light resistance, heat resistance, aging resistance and electrical insulation performance.
Preferably, each part of the composite heat stabilizer comprises the following raw materials in parts by weight:
the component A comprises:
1-5 parts of ethylene diamine tetraacetic acid disodium calcium
1-3 parts of polyvinylpyrrolidone
2-4 parts of maleic acid monoester;
and B component:
Figure BDA0002860950430000031
preferably, each part of the catalyst is a mixture of sulfuric acid and glacial acetic acid according to the weight ratio of 0.8-1.2: 1.0.
The composite heat stabilizer is prepared by the following steps:
s1, adding disodium calcium ethylene diamine tetraacetate, polyvinylpyrrolidone and maleic acid monoester according to parts by weight into a stirring device, and uniformly stirring to obtain a component A for later use;
s2, according to parts by weight, adding dibenzoylmethane, epoxidized soybean oil and zinc stearate into a stirring device, uniformly stirring, heating to 110-.
The composite heat stabilizer is prepared from the raw materials and the preparation method, is nontoxic and environment-friendly and has a good heat stabilization effect, and the prepared composite heat stabilizer and PVC resin powder have higher heat stability and thermal oxidation stability and can improve the impact resistance of PVC products by adopting polyvinylpyrrolidone and an ethylene diamine tetraacetic acid disodium calcium compound; in the preparation process, parameters related in each step need to be strictly controlled, so that the comprehensive performance of the finally prepared composite heat stabilizer can be well ensured, and the lace sheet material has good internal and external lubricity, so that the processing can be stably carried out; the surface performance of the composite heat stabilizer is changed by adding the catalyst in the component B, the affinity between the PVC resin powder and the composite heat stabilizer is improved when the PVC resin powder and the composite heat stabilizer are mixed, the molecular-level diffusion mixing is achieved, and the composite heat stabilizer and the PVC resin powder do not form two phases after being mixed in a molten state, so that the lace sheet product has high transparency.
Preferably, each part of the foaming auxiliary agent is a mixture of azodimethylamine and azodiisobutyronitrile according to the weight ratio of 0.8-1.0: 1.0.
The mixed foaming auxiliary agent consisting of azodimethylamine and azodiisobutyronitrile according to the weight ratio of 0.8-1.0:1.0 is slowly decomposed when being heated, has the advantages of less heat emission and obvious foaming effect, does not influence the thermal stability of the foaming agent at low temperature, is beneficial to fully plasticating at low temperature, can be stably and quickly decomposed to form foam holes in the calendering process of PVC resin powder, has stable foam hole structure and obviously improves the collapse condition.
Preferably, each portion of the pigment powder is at least one of yellow R-101, solid red R-62803 and beige R-16135.
Preferably, each part of the filler is a mixture of nano calcium carbonate and micron calcium carbonate in a weight ratio of 1.0: 0.8-1.2; the particle size of the nano calcium carbonate is 100-120nm, and the particle size of the micron calcium carbonate is 1.0-4.0 μm.
According to the invention, the filling agent consisting of nano calcium carbonate and micron calcium carbonate in a weight ratio of 1.0:0.8-1.2 is compounded, and the weight ratio of the filling agent to the micron calcium carbonate is controlled to be 0.8-1.0:1.0, so that the embossing effect and the carving effect of the gold stamping printing of the film product can be improved.
The invention also provides a preparation method of the light imitation cloth lace sheet, which comprises the following steps:
1) preparing raw materials: weighing the raw materials according to the composition of the raw materials, adding the raw materials into a stirring device, heating to 110-120 ℃, stirring at 580-1160RPM for 4-6min, and mixing to obtain a mixture A;
2) foaming and forming: foaming and forming the mixture A obtained in the step 1) by an internal mixer at the temperature of 160-180 ℃ to obtain colloidal particles B;
3) coating and scraping molding: spirally plasticizing the foamed colloidal particles B into paste, extruding the paste, coating the paste on a lace mold in a blade mode, and demoulding to obtain a sheet;
4) cooling and rolling: the formed sheet is led out of a cooling wheel for cooling and shaping, and then is rolled by a rolling machine to obtain a lightweight cloth-imitated lace sheet; the speed of the traction wheel is 14-16m/min during rolling, the rolling speed is 14-16m/min, and the rolling tension is set to be 0.1-0.2 kg.
The light cloth-imitated lace sheet material is made by the method, is soft, comfortable, good in wear resistance, waterproof and oilproof, good in flatness, attractive in appearance, light in weight and good in cloth-imitated lace hand feeling, is an innovative convex pattern lace sheet material with strong practicability and excellent cloth-imitated flexible hand feeling, and is beneficial to industrial production. The parameters related in each step need to be strictly controlled in the preparation process, particularly the temperature in the step 1) when the stirring device stirs is 110-120 ℃, if the temperature is too high, the NBR auxiliary agent is partially changed into a molten state, the full mixing among the raw materials is not facilitated, and the comprehensive performance of the finally prepared light lace sheet with the imitation fabric is further influenced.
The invention also provides light-weight cloth-art hand-feeling lace tablecloth which is prepared by mutually matching and combining the light-weight cloth-art lace sheet through the processes of adhering, printing, gold and silver ironing, plain color and hollowing, wherein the light-weight cloth-art hand-feeling lace tablecloth can be adhered with a transparent 0.03mm bottom film or not adhered according to requirements, wherein the temperature of the light-weight cloth-art lace sheet during printing or gold and silver ironing is 165-175 ℃, the speed of a main machine is 14-16m/min, the demoulding speed is 14-16m/min and the cooling wheel speed is 14-16 m/min.
According to the invention, the light lace sheet with the imitated cloth handfeel is used for manufacturing the light lace tablecloth with the cloth handfeel, the handfeel of the manufactured light lace tablecloth with the cloth handfeel is similar to that of a novel light-texture embossed lace sheet with a flexible cloth handfeel, and the product is light in texture, fluffy, soft and skin-friendly, good in wear resistance, waterproof and oilproof, good in flatness and bright in surface pattern.
The invention has the beneficial effects that: the light cloth-imitated lace sheet material is soft and comfortable, has good wear resistance, water and oil resistance, good flatness, attractive appearance and light weight, has good cloth-imitated lace handfeel, and is an innovative wale lace sheet material with strong practicability and excellent cloth-imitated flexible handfeel.
The preparation method of the light cloth-imitated lace sheet is simple, the prepared lace sheet is stable in quality, high in production efficiency and low in production cost, and large-scale industrial production can be realized.
The light lace tablecloth with the cloth handfeel is similar to a novel light-texture wale lace sheet with the cloth flexible handfeel in handfeel, and the product is light in texture, fluffy, soft and skin-friendly, good in wear resistance, waterproof and oilproof, good in flatness and bright in surface pattern.
Detailed Description
The present invention will be further described with reference to the following examples for facilitating understanding of those skilled in the art, and the description of the embodiments is not intended to limit the present invention.
Example 1
A lightweight cloth-imitated lace sheet comprises the following raw materials in parts by weight:
Figure BDA0002860950430000061
Figure BDA0002860950430000071
the resin powder is PVC resin powder, and polymerization thereofThe particle size is 1000, the particle diameter is 0.1mm, and the density is 1.35g/cm3(ii) a The NBR auxiliary agent is preferably an NBR auxiliary agent produced by Shanghai Sude rubber and plastic science and technology limited; the DINP oil is preferably DINP oil CAS28553-12-0 produced by Jiangsu New Lun petrochemical Co.
Each part of the composite heat stabilizer comprises the following raw materials in parts by weight:
the component A comprises:
1 part of ethylene diamine tetraacetic acid disodium calcium
Polyvinylpyrrolidone 1 part
2 parts of maleic acid monoester;
and B component:
Figure BDA0002860950430000072
each part of the catalyst is a mixture of sulfuric acid and glacial acetic acid according to the weight ratio of 0.8: 1.0.
The composite heat stabilizer is prepared by the following steps:
s1, adding disodium calcium ethylene diamine tetraacetate, polyvinylpyrrolidone and maleic acid monoester according to parts by weight into a stirring device, and uniformly stirring to obtain a component A for later use;
and S2, adding dibenzoyl methane, epoxidized soybean oil and zinc stearate in parts by weight into a stirring device, uniformly stirring, heating to 110 ℃, adding a catalyst, uniformly stirring, preserving heat for 20min to obtain a component B, mixing and uniformly stirring the component A and the component B according to the weight ratio of 0.8:1.0, and cooling to room temperature to obtain the composite heat stabilizer.
Each part of the foaming auxiliary agent is a mixture of azodimethylamine and azodiisobutyronitrile according to the weight ratio of 0.8: 1.0.
Each part of the pigment powder is yellow R-101.
Each part of the filler is a mixture of nano calcium carbonate and micron calcium carbonate according to the weight ratio of 1.0: 0.8; the particle size of the nano calcium carbonate is 100nm, and the particle size of the micron calcium carbonate is 1.0 mu m.
The preparation method of the lightweight imitation cloth lace sheet is prepared through the following steps:
1) preparing raw materials: weighing the raw materials according to the composition of the raw materials, adding the raw materials into a stirring device, heating to 110 ℃, stirring at 580RPM (revolution per minute) for 4min, and mixing to obtain a mixture A;
2) foaming and forming: foaming and forming the mixture A obtained in the step 1) by an internal mixer at the temperature of 160 ℃ to obtain colloidal particles B;
3) coating and scraping molding: spirally plasticizing the foamed colloidal particles B into paste, extruding the paste, coating the paste on a lace mold in a blade mode, and demoulding to obtain a sheet;
4) cooling and rolling: the formed sheet is led out of a cooling wheel for cooling and shaping, and then is rolled by a rolling machine to obtain a lightweight cloth-imitated lace sheet; when in winding, the speed of the traction wheel is 14m/min, the winding speed is 14m/min, and the winding tension is set to be 0.1 kg.
The light cloth-art hand-feeling lace tablecloth is prepared by mutually matching and combining the light cloth-imitated lace sheet through the processes of adhering, printing, gold and silver ironing, plain color and hollowing, wherein the temperature of the light cloth-imitated lace sheet during printing or gold and silver ironing is 165 ℃, the speed of a main machine is 14m/min, the demoulding speed is 14m/min, and the speed of a cooling wheel is 14 m/min.
Example 2
A lightweight cloth-imitated lace sheet comprises the following raw materials in parts by weight:
Figure BDA0002860950430000081
Figure BDA0002860950430000091
the resin powder is PVC resin powder, and has a polymerization degree of 1050, a particle size of 0.13mm and a density of 1.38g/cm3(ii) a The NBR auxiliary agent is preferably an NBR auxiliary agent produced by Shanghai Sude rubber and plastic science and technology limited; the DINP oil is preferably JiangDINP oil CAS28553-12-0, manufactured by SUNNEL petrochemical Co.
Each part of the composite heat stabilizer comprises the following raw materials in parts by weight:
the component A comprises:
2 portions of ethylene diamine tetraacetic acid disodium calcium
Polyvinyl pyrrolidone 1.5 parts
2.5 parts of maleic acid monoester;
and B component:
Figure BDA0002860950430000092
each part of the catalyst is a mixture of sulfuric acid and glacial acetic acid according to the weight ratio of 0.9: 1.0.
The composite heat stabilizer is prepared by the following steps:
s1, adding disodium calcium ethylene diamine tetraacetate, polyvinylpyrrolidone and maleic acid monoester according to parts by weight into a stirring device, and uniformly stirring to obtain a component A for later use;
and S2, adding dibenzoyl methane, epoxidized soybean oil and zinc stearate in parts by weight into a stirring device, uniformly stirring, heating to 115 ℃, adding a catalyst, uniformly stirring, preserving heat for 25min to obtain a component B, mixing and uniformly stirring the component A and the component B in a weight ratio of 0.9:1.0, and cooling to room temperature to obtain the composite heat stabilizer.
Each part of the foaming auxiliary agent is a mixture of azodimethylamine and azodiisobutyronitrile according to the weight ratio of 0.85: 1.0.
Each part of the pigment powder is solid red R-62803.
Each part of the filler is a mixture of nano calcium carbonate and micron calcium carbonate according to the weight ratio of 1.0: 0.9; the particle size of the nano calcium carbonate is 105nm, and the particle size of the micron calcium carbonate is 1.0 mu m.
The preparation method of the lightweight imitation cloth lace sheet is prepared through the following steps:
1) preparing raw materials: weighing the raw materials according to the composition, adding the raw materials into a stirring device, heating to 113 ℃, stirring at 720RPM (revolution per minute) for 4.5min, and mixing to obtain a mixture A;
2) foaming and forming: foaming and forming the mixture A obtained in the step 1) at 165 ℃ through an internal mixer to obtain colloidal particles B;
3) coating and scraping molding: spirally plasticizing the foamed colloidal particles B into paste, extruding the paste, coating the paste on a lace mold in a blade mode, and demoulding to obtain a sheet;
4) cooling and rolling: the formed sheet is led out of a cooling wheel for cooling and shaping, and then is rolled by a rolling machine to obtain a lightweight cloth-imitated lace sheet; when in winding, the speed of the traction wheel is 14m/min, the winding speed is 14m/min, and the winding tension is set to be 0.13 kg.
The light cloth-art lace tablecloth is prepared by mutually matching and combining the light cloth-art lace sheet through the processes of adhering, printing, gold and silver ironing, plain color and hollowing, wherein the temperature of the light cloth-art lace sheet during printing or gold and silver ironing is 168 ℃, the speed of a main machine is 14.5m/min, the demoulding speed is 14.5m/min and the speed of a cooling wheel is 14.5 m/min.
Example 3
A lightweight cloth-imitated lace sheet comprises the following raw materials in parts by weight:
Figure BDA0002860950430000101
Figure BDA0002860950430000111
the resin powder is PVC resin powder, the polymerization degree of the PVC resin powder is 1100, the particle size of the PVC resin powder is 0.15mm, and the density of the PVC resin powder is 1.40g/cm3(ii) a The NBR auxiliary agent is preferably an NBR auxiliary agent produced by Shanghai Sude rubber and plastic science and technology limited; the DINP oil is preferably DINP oil CAS28553-12-0 produced by Jiangsu New Lun petrochemical Co.
Each part of the composite heat stabilizer comprises the following raw materials in parts by weight:
the component A comprises:
3 portions of ethylene diamine tetraacetic acid disodium calcium
2 portions of polyvinylpyrrolidone
3 parts of maleic acid monoester;
and B component:
Figure BDA0002860950430000112
each part of the catalyst is a mixture of sulfuric acid and glacial acetic acid according to the weight ratio of 1.0: 1.0.
The composite heat stabilizer is prepared by the following steps:
s1, adding disodium calcium ethylene diamine tetraacetate, polyvinylpyrrolidone and maleic acid monoester according to parts by weight into a stirring device, and uniformly stirring to obtain a component A for later use;
and S2, adding dibenzoyl methane, epoxidized soybean oil and zinc stearate in parts by weight into a stirring device, uniformly stirring, heating to 120 ℃, adding a catalyst, uniformly stirring, preserving heat for 30min to obtain a component B, mixing and uniformly stirring the component A and the component B according to the weight ratio of 1.0:1.0, and cooling to room temperature to obtain the composite heat stabilizer.
Each part of the foaming auxiliary agent is a mixture of azodimethylamine and azodiisobutyronitrile according to the weight ratio of 0.9: 1.0.
Each part of the pigment powder is beige R-16135.
Each part of the filler is a mixture of nano calcium carbonate and micron calcium carbonate according to the weight ratio of 1.0: 1.0; the particle size of the nano calcium carbonate is 110nm, and the particle size of the micron calcium carbonate is 2.0 mu m.
The preparation method of the lightweight imitation cloth lace sheet is prepared through the following steps:
1) preparing raw materials: weighing the raw materials according to the composition of the raw materials, adding the raw materials into a stirring device, heating to 115 ℃, stirring at 870RPM (revolutions Per minute) for 5min, and mixing to obtain a mixture A;
2) foaming and forming: foaming and forming the mixture A obtained in the step 1) at the temperature of 170 ℃ through a mixer to obtain colloidal particles B;
3) coating and scraping molding: spirally plasticizing the foamed colloidal particles B into paste, extruding the paste, coating the paste on a lace mold in a blade mode, and demoulding to obtain a sheet;
4) cooling and rolling: the formed sheet is led out of a cooling wheel for cooling and shaping, and then is rolled by a rolling machine to obtain a lightweight cloth-imitated lace sheet; when in rolling, the speed of the traction wheel is 15m/min, the rolling speed is 15m/min, and the rolling tension is set to be 0.15 kg.
The light cloth-art hand-feeling lace tablecloth is prepared by mutually matching and combining the light cloth-art lace sheet through the processes of adhering, printing, gold and silver stamping, plain color and hollowing, wherein the temperature of the light cloth-art lace sheet during printing or silver stamping is 170 ℃, the host speed is 15m/min, the demoulding speed is 15m/min and the cooling wheel speed is 15 m/min.
Example 4
A lightweight cloth-imitated lace sheet comprises the following raw materials in parts by weight:
Figure BDA0002860950430000131
the resin powder is PVC resin powder, the polymerization degree of the resin powder is 1150, the particle size of the resin powder is 0.18mm, and the density of the resin powder is 1.42g/cm3(ii) a The NBR auxiliary agent is preferably an NBR auxiliary agent produced by Shanghai Sude rubber and plastic science and technology limited; the DINP oil is preferably DINP oil CAS28553-12-0 produced by Jiangsu New Lun petrochemical Co.
Each part of the composite heat stabilizer comprises the following raw materials in parts by weight:
the component A comprises:
ethylenediaminetetraacetic acid disodium calcium 4 parts
2.5 parts of polyvinylpyrrolidone
3.5 parts of maleic acid monoester;
and B component:
Figure BDA0002860950430000132
each part of the catalyst is a mixture of sulfuric acid and glacial acetic acid according to the weight ratio of 1.1: 1.0.
The composite heat stabilizer is prepared by the following steps:
s1, adding disodium calcium ethylene diamine tetraacetate, polyvinylpyrrolidone and maleic acid monoester according to parts by weight into a stirring device, and uniformly stirring to obtain a component A for later use;
and S2, adding dibenzoyl methane, epoxidized soybean oil and zinc stearate in parts by weight into a stirring device, uniformly stirring, heating to 125 ℃, adding a catalyst, uniformly stirring, preserving heat for 35min to obtain a component B, mixing and uniformly stirring the component A and the component B in a weight ratio of 1.1:1.0, and cooling to room temperature to obtain the composite heat stabilizer.
Each part of the foaming auxiliary agent is a mixture of azodimethylamine and azodiisobutyronitrile according to the weight ratio of 0.95: 1.0.
Each part of the pigment powder is yellow R-101.
Each part of the filler is a mixture of nano calcium carbonate and micron calcium carbonate according to the weight ratio of 1.0: 1.1; the particle size of the nano calcium carbonate is 115nm, and the particle size of the micron calcium carbonate is 3.0 mu m.
The preparation method of the lightweight imitation cloth lace sheet is prepared through the following steps:
1) preparing raw materials: weighing the raw materials according to the composition, adding the raw materials into a stirring device, heating to 118 ℃, stirring at 1010RPM for 5.5min, and mixing to obtain a mixture A;
2) foaming and forming: foaming and forming the mixture A obtained in the step 1) through an internal mixer at the temperature of 1750 ℃ to obtain colloidal particles B;
3) coating and scraping molding: spirally plasticizing the foamed colloidal particles B into paste, extruding the paste, coating the paste on a lace mold in a blade mode, and demoulding to obtain a sheet;
4) cooling and rolling: the formed sheet is led out of a cooling wheel for cooling and shaping, and then is rolled by a rolling machine to obtain a lightweight cloth-imitated lace sheet; when in rolling, the speed of the traction wheel is 15m/min, the rolling speed is 15m/min, and the rolling tension is set to be 0.18 kg.
The light cloth-art hand-feeling lace tablecloth is prepared by mutually matching and combining the light cloth-imitated lace sheet through the processes of adhering, printing, gold and silver ironing, plain color and hollowing, wherein the temperature of the light cloth-imitated lace sheet during printing or gold and silver ironing is 173 ℃, the speed of a main machine is 15.5m/min, the demoulding speed is 15.5m/min and the speed of a cooling wheel is 15.5 m/min.
Example 5
A lightweight cloth-imitated lace sheet comprises the following raw materials in parts by weight:
Figure BDA0002860950430000151
the resin powder is PVC resin powder, the polymerization degree of the resin powder is 1200, the particle size of the resin powder is 0.2mm, and the density of the resin powder is 1.45g/cm3(ii) a The NBR auxiliary agent is preferably an NBR auxiliary agent produced by Shanghai Sude rubber and plastic science and technology limited; the DINP oil is preferably DINP oil CAS28553-12-0 produced by Jiangsu New Lun petrochemical Co.
Each part of the composite heat stabilizer comprises the following raw materials in parts by weight:
the component A comprises:
5 portions of ethylene diamine tetraacetic acid disodium calcium
Polyvinylpyrrolidone 3 parts
4 parts of maleic acid monoester;
and B component:
Figure BDA0002860950430000152
each part of the catalyst is a mixture of sulfuric acid and glacial acetic acid according to the weight ratio of 1.2: 1.0.
The composite heat stabilizer is prepared by the following steps:
s1, adding disodium calcium ethylene diamine tetraacetate, polyvinylpyrrolidone and maleic acid monoester according to parts by weight into a stirring device, and uniformly stirring to obtain a component A for later use;
and S2, adding dibenzoyl methane, epoxidized soybean oil and zinc stearate in parts by weight into a stirring device, uniformly stirring, heating to 130 ℃, adding a catalyst, uniformly stirring, preserving heat for 40min to obtain a component B, uniformly mixing and stirring the component A and the component B in a weight ratio of 1.2:1.0, and cooling to room temperature to obtain the composite heat stabilizer.
Each part of the foaming auxiliary agent is a mixture of azodimethylamine and azodiisobutyronitrile according to the weight ratio of 1.0: 1.0.
Each part of the pigment powder is solid red R-62803.
Each part of the filler is a mixture of nano calcium carbonate and micron calcium carbonate according to the weight ratio of 1.0: 1.2; the particle size of the nano calcium carbonate is 120nm, and the particle size of the micron calcium carbonate is 4.0 mu m.
The preparation method of the lightweight imitation cloth lace sheet is prepared through the following steps:
1) preparing raw materials: weighing the raw materials according to the composition, adding the raw materials into a stirring device, heating to 120 ℃, stirring at 1160RPM for 6min, and mixing to obtain a mixture A;
2) foaming and forming: foaming and forming the mixture A obtained in the step 1) through an internal mixer at the temperature of 180 ℃ to obtain colloidal particles B;
3) coating and scraping molding: spirally plasticizing the foamed colloidal particles B into paste, extruding the paste, coating the paste on a lace mold in a blade mode, and demoulding to obtain a sheet;
4) cooling and rolling: the formed sheet is led out of a cooling wheel for cooling and shaping, and then is rolled by a rolling machine to obtain a lightweight cloth-imitated lace sheet; when in rolling, the speed of the traction wheel is 16m/min, the rolling speed is 16m/min, and the rolling tension is set to be 0.2 kg.
The light cloth-art hand-feeling lace tablecloth is prepared by mutually matching and combining the light cloth-imitated lace sheet through the processes of attaching, printing, gold and silver ironing, plain color and hollowing, wherein the temperature of the light cloth-imitated lace sheet during printing or gold and silver ironing is 175 ℃, the speed of a main machine is 16m/min, the demoulding speed is 16m/min, and the speed of a cooling wheel is 16m/min
Comparative example 1
This comparative example differs from example 1 above in that: no NBR aid was added in this comparative example. The remainder of this comparative example is the same as example 1 and will not be described again here.
Comparative example 2
This comparative example differs from example 3 above in that: in this comparative example, no catalyst was added to the raw materials for preparing the composite heat stabilizer, and the remaining raw materials were mixed in the ratio of example 3. The remainder of this comparative example is the same as example 3 and will not be described again here.
Comparative example 3
This comparative example differs from example 5 above in that: in this comparative example, the foaming aid was replaced by phosphate. The remainder of this comparative example is the same as example 5 and will not be described again here.
The specific example 3 and the comparative examples 1 and 2 were subjected to performance tests, and the specific results are shown in the following table:
1. and (3) flame retardance detection: the sample prepared in the example 3 is cut, ignited and burnt, and extinguished within 4 seconds, and the flame retardant property is good, while the extinguishment of the comparative examples 1 and 2 requires longer time or even does not extinguish.
2. And (3) testing the density: the density test was performed using the sample prepared in example 3 and the sample portions of comparative examples 1 to 3 using the ASTM D792 standard.
3. And (3) oxidation resistance test: the sample prepared in example 3 above was taken to have an oxygen index (GB/T5454) of 68, while the sample prepared in comparative example 1 had an oxygen index of 52, the sample prepared in comparative example 2 had an oxygen index of 42 and the sample prepared in comparative example 3 had an oxygen index of 60.
4. And (3) detecting cold resistance: the sample prepared in example 3 was left at-30 ℃ for 24 hours and was taken out without breaking, and the lowest cold resistance temperature was confirmed to be-30 ℃ or less, while the samples of comparative examples 1-3 were partially broken.
5. Taking the sample prepared in the embodiment 3 for three-dimensional layer sensory observation and skin-friendly feeling experience, having strong three-dimensional effect and transparency, and testing the glossiness (GB/T13217.2-2009) to obtain that the sample prepared in the embodiment 3 is more than or equal to 55%; the samples prepared in the comparative examples 1 to 3 have poor transparency and relatively weak stereoscopic impression, and the glossiness is more than or equal to 30 percent and less than or equal to 55 percent.
6. And (3) testing tensile strength: the samples prepared in example 3 above and the sample portions of comparative examples 1 to 3 were subjected to density testing using the ASTM D882 standard.
Item Example 3 Comparative example 1 Comparative example 2 Comparative example 3
Flame retardancy 4s internal extinction Extinguished in 6s Extinguished in more than 10s Extinguished in more than 5s
Density (g/cm)3) 0.95 1.32 1.23 1.34
Oxidation resistance 68 52 42 60
Cold resistance No fracture phenomenon Partial fracture Partial fracture Partial fracture
Stereoscopic impression High strength In general In general In general
Hand feeling Good taste Difference (D) Difference (D) In general
Gloss (%) ≥55 ≥30％，≤55％ ≥30％，≤55％ ≥43％，≤60％
Tensile Strength (MPa) 75 51 70 59
From the data, it can be seen that the comparison between the specific example 3 and the comparative example 1 shows that the addition of the NBR aid in the present application can improve the stereoscopic impression, the hand feeling, the glossiness and the tensile strength of the sheet and reduce the density; as can be seen from the comparison between the specific example 3 and the comparative example 2, the preferable addition of the catalyst to the raw materials for preparing the composite heat stabilizer can improve the flame retardance, the heat resistance and the weather resistance of the sheet; as can be seen from the comparison between the specific example 3 and the comparative example 3, the preferable foaming aid adopted in the application can improve the stereoscopic impression, the hand feeling, the glossiness and the tensile strength and reduce the density. The light cloth-imitated lace sheet prepared by the invention and the novel light-texture wale lace sheet prepared by the light cloth-imitated lace sheet and having the tablecloth hand feeling similar to the flexible hand feeling of the cloth art have the advantages of light texture, fluffy, soft and skin-friendly feeling, good wear resistance, water and oil resistance, good flatness, bright and bright surface pattern, and are beneficial to industrial production.
The above-described embodiments are preferred implementations of the present invention, and the present invention may be implemented in other ways without departing from the spirit of the present invention.

Claims (10)

1. The light lace sheet material imitating the cloth art is characterized in that: the feed comprises the following raw materials in parts by weight:
Figure FDA0002860950420000011
2. the lightweight imitation cloth lace sheet material of claim 1, characterized in that: the resin powder is PVC resin powder, the polymerization degree of which is 1000-1200, the particle diameter is 0.1-0.2mm, and the density is 1.35-1.45g/cm3。
3. The lightweight imitation cloth lace sheet material of claim 1, characterized in that: each part of the composite heat stabilizer comprises the following raw materials in parts by weight:
the component A comprises:
1-5 parts of ethylene diamine tetraacetic acid disodium calcium
1-3 parts of polyvinylpyrrolidone
2-4 parts of maleic acid monoester;
and B component:
Figure FDA0002860950420000012
4. the lightweight imitation cloth lace sheet material of claim 3, characterized in that: the composite heat stabilizer is prepared by the following steps:
s1, adding disodium calcium ethylene diamine tetraacetate, polyvinylpyrrolidone and maleic acid monoester according to parts by weight into a stirring device, and uniformly stirring to obtain a component A for later use;
s2, according to parts by weight, adding dibenzoylmethane, epoxidized soybean oil and zinc stearate into a stirring device, uniformly stirring, heating to 110-.
5. The lightweight imitation cloth lace sheet material of claim 3, characterized in that: each part of the catalyst is a mixture of sulfuric acid and glacial acetic acid according to the weight ratio of 0.8-1.2: 1.0.
6. The lightweight imitation cloth lace sheet material of claim 1, characterized in that: each part of the foaming auxiliary agent is a mixture of azodimethylamine and azodiisobutyronitrile according to the weight ratio of 0.8-1.0: 1.0.
7. The lightweight imitation cloth lace sheet material of claim 1, characterized in that: each part of the pigment powder is at least one of yellow R-101, solid red R-62803 and beige R-16135.
8. The lightweight imitation cloth lace sheet material of claim 1, characterized in that: each part of the filler is a mixture of nano calcium carbonate and micron calcium carbonate according to the weight ratio of 1.0: 0.8-1.2; the particle size of the nano calcium carbonate is 100-120nm, and the particle size of the micron calcium carbonate is 1.0-4.0 μm.
9. A method for preparing the lightweight imitation cloth lace sheet according to any one of claims 1 to 8, wherein the method comprises the following steps: is prepared by the following steps:
1) preparing raw materials: weighing the raw materials according to the composition of the raw materials, adding the raw materials into a stirring device, heating to 110-120 ℃, stirring at 580-1160RPM for 4-6min, and mixing to obtain a mixture A;
2) foaming and forming: foaming and forming the mixture A obtained in the step 1) by an internal mixer at the temperature of 160-180 ℃ to obtain colloidal particles B;
3) coating and scraping molding: spirally plasticizing the foamed colloidal particles B into paste, extruding the paste, coating the paste on a lace mold in a blade mode, and demoulding to obtain a sheet;
4) cooling and rolling: and (3) leading the formed sheet out of a cooling wheel for cooling and shaping, and then rolling by a rolling machine to obtain the lightweight cloth-imitated lace sheet.
10. The utility model provides a light cloth skill feels bud silk tablecloth which characterized in that: the lightweight cloth-handfeel lace tablecloth is prepared by matching and combining the lightweight cloth-imitated lace sheet material of any one of claims 1 to 8 through the processes of attaching, printing, gold and silver ironing, plain color and hollowing.
CN202011567010.5A 2020-12-25 2020-12-25 Lightweight cloth-imitated lace sheet, preparation method thereof and cloth-handfeel lace tablecloth Pending CN112694693A (en)

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Publication number Priority date Publication date Assignee Title
CN101343389A (en) * 2008-08-19 2009-01-14 山东慧科助剂有限公司 Low-plumbum high-efficiency compound stabilizer for polyvinyl chloride and preparation thereof
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Application publication date: 20210423