WO2019214057A1 - Sac à gravats résistant aux ultraviolets et son procédé de fabrication - Google Patents

Sac à gravats résistant aux ultraviolets et son procédé de fabrication Download PDF

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Publication number
WO2019214057A1
WO2019214057A1 PCT/CN2018/095575 CN2018095575W WO2019214057A1 WO 2019214057 A1 WO2019214057 A1 WO 2019214057A1 CN 2018095575 W CN2018095575 W CN 2018095575W WO 2019214057 A1 WO2019214057 A1 WO 2019214057A1
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WO
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Prior art keywords
parts
agent
bag
ultraviolet
temperature
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Application number
PCT/CN2018/095575
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English (en)
Chinese (zh)
Inventor
于永进
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南通联荣集团有限公司
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Publication of WO2019214057A1 publication Critical patent/WO2019214057A1/fr

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    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/06—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyolefin as constituent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D65/38—Packaging materials of special type or form
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/07—Addition of substances to the spinning solution or to the melt for making fire- or flame-proof filaments
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/10—Other agents for modifying properties
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/10—Other agents for modifying properties
    • D01F1/106—Radiation shielding agents, e.g. absorbing, reflecting agents
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/02—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from cellulose, cellulose derivatives, or proteins
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/14—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyester as constituent
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
    • Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics

Definitions

  • the invention relates to the technical field of container bags, in particular to an anti-ultraviolet container bag and a preparation method thereof.
  • Container bags also known as flexible container bags, tons of bags, space bags, etc., a variety of English translation, FIBC, is a type of container unit, with a crane or forklift, you can achieve unitized transport of containers, it Suitable for shipping bulk loose granular materials.
  • Container bag is a kind of flexible transport packaging container, widely used in the transportation and packaging of powder, granules and blocky articles such as food, grain, medicine, chemical, mineral products, etc. In developed countries, the use of container bags is generally used for transportation. Warehousing packaging products. However, the existing container bags have certain deficiencies that cannot meet the needs of the existing market, and the preparation method is complicated and not scientific and reasonable.
  • the invention provides an anti-ultraviolet container bag and a preparation method thereof, which can effectively solve the problems in the above background art.
  • an ultraviolet-resistant container bag comprising the following raw materials by weight: 40.0-50.0 parts of polypropylene, 25.5-30.0 parts of viscose fiber, 2.0-3.0 parts of anti-UV agent, 20.0-30.5 parts of polyethylene, 10.0-15.0 parts of talc, 1.0-2.0 parts of dispersant, 2.0-3.0 parts of lubricant, 2.0-3.0 parts of anti-aging agent, 4.0-6.0 parts of bamboo pulp fiber, 2.0-4.0 parts of hemp, 2.0-4.0 parts of mulberry silk, 4.0-6.0 parts of corn fiber yarn, 1.0-2.0 parts of antioxidant, 3.0-5.0 parts of organic ultraviolet absorber, 4.0-5.0 parts of fluorescent whitening agent, 6.0-10.0 parts of polyester resin, 10.0-20.0 parts of carbon hexafluorocarbon resin, 4.0-6.0 parts of dimethyl acetate, 4.0-6.0 parts of ethyl acetate, and 1.0-2.0 parts of flame retardant.
  • a method for preparing an anti-ultraviolet container bag comprises the following steps:
  • Circular weaving the wound thread is circularly woven into a woven fabric by a circular loom, and used;
  • Cutting the bag cutting the woven fabric into a bag through a bag cutting machine, that is, cutting into a bag, and waiting for it;
  • the flame retardant is prepared by first adding 60 parts of dimethylsiloxane, 5 parts of a composite catalyst, and aminosilane 10 to a reaction kettle at a reaction temperature of 40-80 ° C, and reacting 2-9. After an hour, distillation is carried out to purify the product to obtain a product.
  • the preparation method of the polypropylene is to first mix a silane cross-linking agent, an antioxidant, a copolymerized polypropylene, a cold-resistant agent, a maleic anhydride grafted POE and a nucleating agent into a mixer, and the temperature is controlled. 60-80 ° C, mixing time of 4-8 min, rotation speed of 600-800r / min, to obtain a premix; the premix is added to the twin-screw extruder, and finally at 180-220 ° C compound extrusion Strips, water-cooled, pelletized, dried, and then injection molded at 230 ° C using an injection molding machine, wherein the mixer is a temperature-controlled high-speed mixer.
  • the anti-UV agent is prepared by adding 20-80 parts of ionized water and 10-20 parts of loess to the reaction kettle, stirring for 5-10 minutes, and rotating at 600-800 r/min; 15-25 parts of butanol, 25-50 parts of zinc borate and 4-10 parts of magnesium hydroxide, added to the mixed solution and mixed uniformly to obtain a mixed solution; 1-4 parts of titanium dioxide and 5-10 parts of emulsifier are stirred 30-40min, stirring speed is 600-800r/min, to obtain an emulsion; the obtained emulsion and mixed solution are added to the stirring solution, stirred for 20-30min; the temperature is raised to 60-80 ° C, and 10-20 parts of acrylic acid is added.
  • Fat 0.5-1 part vinyl phosphate, stirred for 20-30min; cool down to 20-30 ° C, add 2 parts of ammonium persulfate, 10 parts of dopamine, 0.5 parts of urea, stir for 20-30min; shut off stirring, cold set A prepared anti-UV agent is obtained.
  • the preparation method of the organic ultraviolet absorber is carried out by the acylation reaction of the phenol compound A with the same aralkyl chloride chloride compound B, C by the action of the first catalyst; after the end, the low boiler is removed; Discharging the reaction, then removing the product from the aqueous layer; then adding the extractant and the saturated salt solution, extracting, and then removing the product from the aqueous layer; purifying; initially obtaining the organic ultraviolet absorbent solid, and then drying to obtain an organic ultraviolet absorbent .
  • the preparation method of the polyester resin is first performed by nitrogen replacement.
  • the oxygen content in the reaction kettle is measured to be ⁇ 0.05%
  • the replacement valve is closed and the nitrogen sealing valve is opened, and the nitrogen flow rate is controlled at 1-2 Nm3/h.
  • the stirring temperature in the step 2) is 40-60 °C.
  • the invention has the beneficial effects of using polypropylene, polyethylene, viscose fiber, bamboo pulp fiber, hemp, mulberry silk and corn fiber yarn as main raw materials, polyester resin and carbon hexafluorocarbon.
  • Resin, dimethyl acetate, ethyl acetate and flame retardant are auxiliary materials, and add anti-UV agent, talcum powder, dispersant, antioxidant, organic UV absorber, fluorescent whitening agent, lubricant and anti-aging agent.
  • the anti-ultraviolet container bag is made, so that the container bag has the function of resisting ultraviolet rays, thereby facilitating the improvement of the service life of the container bag and the flame retardancy.
  • Figure 1 is a flow chart of the preparation of the present invention.
  • Embodiment 1 As shown in FIG. 1 , the present invention provides an ultraviolet-resistant container bag comprising the following raw materials by weight: 50.0 parts of polypropylene, 30.0 parts of viscose fiber, 3.0 parts of anti-UV agent, 30.5 parts of polyethylene, 15.0 parts of talc, 2.0 parts of dispersant, 3.0 parts of lubricant, 3.0 parts of anti-aging agent, 6.0 parts of bamboo pulp fiber, 4.0 parts of hemp, 4.0 parts of mulberry silk, 6.0 parts of corn fiber yarn, 2.0 parts of antioxidant, organic 5.0 parts of ultraviolet absorber, 5.0 parts of fluorescent whitening agent, 10.0 parts of polyester resin, 20.0 parts of carbon hexafluorocarbon resin, 6.0 parts of dimethyl acetate, 6.0 parts of ethyl acetate, and 2.0 parts of flame retardant.
  • 50.0 parts of polypropylene 30.0 parts of viscose fiber, 3.0 parts of anti-UV agent, 30.5 parts of polyethylene, 15.0 parts of talc, 2.0 parts of
  • a method for preparing an anti-ultraviolet container bag comprises the following steps:
  • Circular weaving the wound thread is circularly woven into a woven fabric by a circular loom, and used;
  • Cutting the bag cutting the woven fabric into a bag through a bag cutting machine, that is, cutting into a bag, and waiting for it;
  • the flame retardant is prepared by first adding 60 parts of dimethylsiloxane, 5 parts of a composite catalyst, and aminosilane 10 to a reaction kettle at a reaction temperature of 40-80 ° C, and reacting 2-9. After an hour, distillation is carried out to purify the product to obtain a product.
  • the preparation method of the polypropylene is to first mix a silane cross-linking agent, an antioxidant, a copolymerized polypropylene, a cold-resistant agent, a maleic anhydride grafted POE and a nucleating agent into a mixer, and the temperature is controlled. 60-80 ° C, mixing time of 4-8 min, rotation speed of 600-800r / min, to obtain a premix; the premix is added to the twin-screw extruder, and finally at 180-220 ° C compound extrusion Strips, water-cooled, pelletized, dried, and then injection molded at 230 ° C using an injection molding machine, wherein the mixer is a temperature-controlled high-speed mixer.
  • the anti-UV agent is prepared by adding 20-80 parts of ionized water and 10-20 parts of loess to the reaction kettle, stirring for 5-10 minutes, and rotating at 600-800 r/min; 15-25 parts of butanol, 25-50 parts of zinc borate and 4-10 parts of magnesium hydroxide, added to the mixed solution and mixed uniformly to obtain a mixed solution; 1-4 parts of titanium dioxide and 5-10 parts of emulsifier are stirred 30-40min, stirring speed is 600-800r/min, to obtain an emulsion; the obtained emulsion and mixed solution are added to the stirring solution, stirred for 20-30min; the temperature is raised to 60-80 ° C, and 10-20 parts of acrylic acid is added.
  • Fat 0.5-1 part vinyl phosphate, stirred for 20-30min; cool down to 20-30 ° C, add 2 parts of ammonium persulfate, 10 parts of dopamine, 0.5 parts of urea, stir for 20-30min; shut off stirring, cold set A prepared anti-UV agent is obtained.
  • the preparation method of the organic ultraviolet absorber is carried out by the acylation reaction of the phenol compound A with the same aralkyl chloride chloride compound B, C by the action of the first catalyst; after the end, the low boiler is removed; Discharging the reaction, then removing the product from the aqueous layer; then adding the extractant and the saturated salt solution, extracting, and then removing the product from the aqueous layer; purifying; initially obtaining the organic ultraviolet absorbent solid, and then drying to obtain an organic ultraviolet absorbent .
  • the preparation method of the polyester resin is first performed by nitrogen replacement.
  • the oxygen content in the reaction kettle is measured to be ⁇ 0.05%
  • the replacement valve is closed and the nitrogen sealing valve is opened, and the nitrogen flow rate is controlled at 1-2 Nm3/h.
  • the stirring temperature in the step 2) is 40-60 °C.
  • Embodiment 2 As shown in FIG. 1 , the present invention provides an ultraviolet-resistant container bag comprising the following raw materials by weight: 40.0 parts of polypropylene, 25.5 parts of viscose fiber, 2.0 parts of anti-UV agent, 20.0 parts of polyethylene, 10.0 parts of talc, 1.0 part of dispersant, 2.0 parts of lubricant, 2.0 parts of anti-aging agent, 4.0 parts of bamboo pulp fiber, 2.0 parts of hemp, 2.0 parts of silk, 4.0 parts of corn fiber yarn, 1.0 part of antioxidant, organic 3.0 parts of ultraviolet absorber, 4.0 parts of fluorescent whitening agent, 6.0 parts of polyester resin, 10.0 parts of carbon hexafluorocarbon resin, 4.0 parts of dimethyl acetate, 4.0 parts of ethyl acetate, and 1.0 part of flame retardant.
  • 40.0 parts of polypropylene 25.5 parts of viscose fiber, 2.0 parts of anti-UV agent, 20.0 parts of polyethylene, 10.0 parts of talc, 1.0 part of dispersant, 2.0
  • a method for preparing an anti-ultraviolet container bag comprises the following steps:
  • Circular weaving the wound thread is circularly woven into a woven fabric by a circular loom, and used;
  • Cutting the bag cutting the woven fabric into a bag through a bag cutting machine, that is, cutting into a bag, and waiting for it;
  • the flame retardant is prepared by first adding 60 parts of dimethylsiloxane, 5 parts of a composite catalyst, and aminosilane 10 to a reaction kettle at a reaction temperature of 40-80 ° C, and reacting 2-9. After an hour, distillation is carried out to purify the product to obtain a product.
  • the preparation method of the polypropylene is to first mix a silane cross-linking agent, an antioxidant, a copolymerized polypropylene, a cold-resistant agent, a maleic anhydride grafted POE and a nucleating agent into a mixer, and the temperature is controlled. 60-80 ° C, mixing time of 4-8 min, rotation speed of 600-800r / min, to obtain a premix; the premix is added to the twin-screw extruder, and finally at 180-220 ° C compound extrusion Strips, water-cooled, pelletized, dried, and then injection molded at 230 ° C using an injection molding machine, wherein the mixer is a temperature-controlled high-speed mixer.
  • the anti-UV agent is prepared by adding 20-80 parts of ionized water and 10-20 parts of loess to the reaction kettle, stirring for 5-10 minutes, and rotating at 600-800 r/min; 15-25 parts of butanol, 25-50 parts of zinc borate and 4-10 parts of magnesium hydroxide, added to the mixed solution and mixed uniformly to obtain a mixed solution; 1-4 parts of titanium dioxide and 5-10 parts of emulsifier are stirred 30-40min, stirring speed is 600-800r/min, to obtain an emulsion; the obtained emulsion and mixed solution are added to the stirring solution, stirred for 20-30min; the temperature is raised to 60-80 ° C, and 10-20 parts of acrylic acid is added.
  • Fat 0.5-1 part vinyl phosphate, stirred for 20-30min; cool down to 20-30 ° C, add 2 parts of ammonium persulfate, 10 parts of dopamine, 0.5 parts of urea, stir for 20-30min; shut off stirring, cold set A prepared anti-UV agent is obtained.
  • the preparation method of the organic ultraviolet absorber is carried out by the acylation reaction of the phenol compound A with the same aralkyl chloride chloride compound B, C by the action of the first catalyst; after the end, the low boiler is removed; Discharging the reaction, then removing the product from the aqueous layer; then adding the extractant and the saturated salt solution, extracting, and then removing the product from the aqueous layer; purifying; initially obtaining the organic ultraviolet absorbent solid, and then drying to obtain an organic ultraviolet absorbent .
  • the preparation method of the polyester resin is first performed by nitrogen replacement.
  • the oxygen content in the reaction kettle is measured to be ⁇ 0.05%
  • the replacement valve is closed and the nitrogen sealing valve is opened, and the nitrogen flow rate is controlled at 1-2 Nm3/h.
  • the stirring temperature in the step 2) is 40-60 °C.
  • the invention has the advantages that the invention adopts polypropylene, polyethylene, viscose fiber, bamboo pulp fiber, hemp, mulberry silk and corn fiber yarn as main raw materials, polyester resin, carbon hexafluorocarbon resin, Dimethyl acetate, ethyl acetate and flame retardant are auxiliary materials, and anti-ultraviolet agent, talc powder, dispersant, antioxidant, organic ultraviolet absorber, fluorescent whitening agent, lubricant and anti-aging agent are added at the same time. , circular weaving, bag cutting and sewing process, made of anti-UV bag, so that the bag has the function of anti-ultraviolet, which is convenient to improve the service life of the bag, and at the same time has flame retardancy.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Artificial Filaments (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Packages (AREA)

Abstract

L'invention concerne un sac à gravats résistant aux ultraviolets et son procédé de préparation. Le sac à gravats comprend les matières premières suivantes : du polypropylène, de la fibre de viscose, un agent anti-ultraviolets, du polyéthylène, de la poudre de talc, un dispersant, un lubrifiant, un agent anti-dégradation, une fibre de pâte de bambou, du chanvre, de la soie de mûrier, du fil de fibre de maïs, un antioxydant, un absorbeur d'ultraviolets organique, un agent de blanchiment fluorescent, une résine de polyester, une résine d'hexafluore de carbone, de l'acétate de diméthyle, de l'ester acétique, et un agent ignifuge. Le procédé de préparation comprend : la sélection de matières, la préparation de matières premières mélangées, l'étirage monofilamentaire, le tissage circulaire, la découpe de sac, la couture, le conditionnement et l'entreposage.
PCT/CN2018/095575 2018-05-08 2018-07-13 Sac à gravats résistant aux ultraviolets et son procédé de fabrication WO2019214057A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810431687.2 2018-05-08
CN201810431687.2A CN108642596A (zh) 2018-05-08 2018-05-08 一种抗紫外线集装袋及其制备方法

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WO2019214057A1 true WO2019214057A1 (fr) 2019-11-14

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0876969A2 (fr) * 1997-04-12 1998-11-11 Peter Dinter conteneur souple avec des indicateurs pour determiner les dégats de matériaux par les rayonnements UV
CN101747596A (zh) * 2008-12-11 2010-06-23 王世和 回收聚酯切片微丝制备方法和用途
CN102766918A (zh) * 2012-07-17 2012-11-07 尚勇 抗氧化抗紫外线的聚丙烯编织袋原料
CN105524331A (zh) * 2016-01-14 2016-04-27 安徽益邦新材料科技股份有限公司 一种防火型集装袋及其制备方法
CN106835693A (zh) * 2015-12-07 2017-06-13 东丽纤维研究所（中国）有限公司 一种防污抗紫外线纺织品

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CN103242588A (zh) * 2013-05-22 2013-08-14 南通联荣集团有限公司 一种阻燃抗静电集装袋
CN103450500A (zh) * 2013-08-12 2013-12-18 曹坚林 一种新型的有机紫外线吸收剂及其制备方法
CN104262594A (zh) * 2014-09-23 2015-01-07 南通顺阳化工有限公司 一种纯聚酯树脂的制备方法
CN105924799A (zh) * 2016-06-08 2016-09-07 苏州昊顺塑胶有限公司 一种耐寒聚丙烯的制备方法
CN106496766A (zh) * 2016-09-20 2017-03-15 吴忠市富林塑料包装制品有限公司 一种耐高温塑料编织袋及其制备方法
CN106633066B (zh) * 2016-12-20 2019-09-03 普信氟硅新材料（衢州）有限公司 一种有机硅阻燃剂的制备方法
CN107524004A (zh) * 2017-08-03 2017-12-29 江苏新瑞贝科技股份有限公司 一种织物阻燃抗紫外线剂的制备方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0876969A2 (fr) * 1997-04-12 1998-11-11 Peter Dinter conteneur souple avec des indicateurs pour determiner les dégats de matériaux par les rayonnements UV
CN101747596A (zh) * 2008-12-11 2010-06-23 王世和 回收聚酯切片微丝制备方法和用途
CN102766918A (zh) * 2012-07-17 2012-11-07 尚勇 抗氧化抗紫外线的聚丙烯编织袋原料
CN106835693A (zh) * 2015-12-07 2017-06-13 东丽纤维研究所（中国）有限公司 一种防污抗紫外线纺织品
CN105524331A (zh) * 2016-01-14 2016-04-27 安徽益邦新材料科技股份有限公司 一种防火型集装袋及其制备方法

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