WO2007140676A1 - Revêtement poudreux ignifuge pour structures en acier et son procédé de préparation - Google Patents

Revêtement poudreux ignifuge pour structures en acier et son procédé de préparation Download PDF

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Publication number
WO2007140676A1
WO2007140676A1 PCT/CN2007/000704 CN2007000704W WO2007140676A1 WO 2007140676 A1 WO2007140676 A1 WO 2007140676A1 CN 2007000704 W CN2007000704 W CN 2007000704W WO 2007140676 A1 WO2007140676 A1 WO 2007140676A1
Authority
WO
WIPO (PCT)
Prior art keywords
agent
powder coating
steel structure
coating
structure fireproof
Prior art date
Application number
PCT/CN2007/000704
Other languages
English (en)
Chinese (zh)
Inventor
Dongfang Lu
Cuncai Lu
Bing Zhao
Original Assignee
Xuzhou Zenith Coating Co., Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xuzhou Zenith Coating Co., Ltd filed Critical Xuzhou Zenith Coating Co., Ltd
Publication of WO2007140676A1 publication Critical patent/WO2007140676A1/fr

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/03—Powdery paints
    • C09D5/032—Powdery paints characterised by a special effect of the produced film, e.g. wrinkle, pearlescence, matt finish
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/18—Fireproof paints including high temperature resistant paints
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins

Definitions

  • the invention relates to a steel structure fireproof powder coating and a preparation method thereof, and belongs to the technical field of fireproof coatings. Background technique
  • fire-retardant coatings for steel structures. According to the state of materials, they can be divided into solvent-based, water-soluble and powder-based. According to the fire-proof mechanism, they can be divided into two types: expanded and non-expanded. , thin and ultra-thin.
  • Steel structure fireproof coating is a fireproof coating applied to the surface of steel structures of buildings and structures, which can form a fireproof and heat insulation layer to improve the fire resistance of steel structures. It is the main type of fireproof coatings. In recent years, with the development of the economy and the continuous improvement of coating technology, steel structure fireproof coating products are developing in the direction of ultra-thin, decorative and weather resistance.
  • Powder coatings contain no solvent, have nearly 100% utilization rate, high efficiency, environmental protection, energy saving and economy. It is one of the main directions of future coating development. At present, most research and application products of powder coatings focus on decorative, anti-corrosion, etc. In terms of the literature, there are few literature reports and related patent applications for steel fire retardant coatings.
  • CN1380370A discloses a fireproof powder coating and a production process thereof, and discusses the fireproof powder coating and the preparation method thereof, first pre-dispersing various fireproofing assistants into the resin and then mixing other materials with the processing of the powder coating. The method provides a fireproof coating product. Since many fireproofing agents have low melting point and high activity, these all affect their use in fireproof powder coatings, and also increase the difficulty in research and development of fireproof powder coatings. So far we have not seen successful reports in this regard. Summary of the invention
  • the object of the present invention is to provide a steel structure fireproof powder coating which has ultra-thin coating, excellent fire resistance and thickened expansion foam layer and a preparation method thereof.
  • the invention is realized by the following technical scheme: a steel structure fireproof powder coating, which is characterized in that it is composed of a polyester resin, an epoxy resin, a curing agent, a catalyst, a carbonizing agent, a foaming agent, an expansion aid, and a supplement. Strong agent, smoke suppressant, toughening agent, leveling agent, deaerator, flow agent, pigment and filler are prepared by multiple melt extrusion and extrusion, tableting and milling process.
  • the specific formula of each raw material is as follows (parts by weight) :
  • the epoxy resin is a bisphenol A epoxy resin having an epoxy value of 0.01 to 0.12
  • the polyester resin is a polyester resin for powder coating having an acid value of 68 to 82 mgKOH/g;
  • the curing agent is epoxy low temperature curing.
  • the leveling agent is a leveling agent for epoxy-polyester powder coatings PV88, GLP588, GLP503;
  • the deaerator is a degassing wax for benzoin or powder coating
  • ammonium polyphosphate is n>1000, type II high molecular weight ammonium polyphosphate
  • the smoke suppressing agent is zinc oxide or molybdenum oxide
  • the reinforcing agent is kaolin, attapulgite, rutile titanium dioxide;
  • the toughening agent is polyvinyl butyral, dioctyl ester
  • the flow agent is A1 2 0 3 -C, gas phase SiO 2 .
  • the fireproof coating is prepared by first mixing and dispersing ammonium polyphosphate, pentaerythritol, melamine, melamine pyrophosphate through a 200 mesh sieve and a formula amount of a polyester resin, an epoxy resin, and a leveling agent according to a formula amount. After being added to a screw extruder for extrusion, tableting, and crushing, the crushed material is again melt-extruded, pressed, and crushed, and thus the melt-extrusion, tableting, and crushing operations are repeated several times to prepare a pre-dispersed mixture.
  • the front temperature of the extruder is 85-95 °C
  • the rear temperature is 110-120 °C
  • the repeated operations of material melt extrusion, tableting and crushing are accumulated 2-3 times, and the material mixing time is accumulated. 60 - 200s. Then, it is uniformly mixed with other components, and then sent to an extruder for extrusion, tableting, and crushing; finally, the ultra-thin expanded steel structure fireproof powder coating is obtained by grinding with an ACM mill, and then sieving and packaging.
  • the epoxy resin and polyester resin in the formulation are film-forming materials which impart good decorative, bonding strength and mechanical properties to the coating.
  • the curing agent is an epoxy low temperature curing agent such as AB68, M68, dimethylimidazole, etc., and the amount thereof is determined according to the amount of the epoxy resin and the polyester resin.
  • Leveling agent and deaerator are additives to improve the surface decoration properties of powder coatings.
  • Pentaerythritol is a carbon forming agent
  • melamine is a foaming agent
  • ammonium polyphosphate is used as a catalyst
  • high molecular weight polyphosphoric acid with thermal stability greater than 270 ° C is selected. Ammonium ( ⁇ >1000, type II).
  • Melamine pyrophosphate is a swelling agent used to enhance the expansion of the coating.
  • ammonium polyphosphate is thermally decomposed to form phosphoric acid, and then further dehydrated to form polyphosphoric acid or polymetaphosphoric acid; polyphosphoric acid or polymetalactic acid reacts with the polyhydroxy compound pentaerythritol to form a carbonized layer; meanwhile, the foaming agent is trimeric
  • the heat of cyanamide liberates the incombustible gas, and the carbonized layer is bubbled and expanded to form a porous, dense and uniform honeycomb insulation layer.
  • the melamine pyrophosphate decomposes into phosphoric acid and emits a non-combustible gas, which enhances the foam expansion of the coating.
  • the smoke suppressant is zinc oxide or molybdenum oxide, which is used to reduce the amount of smoke when the coating is burned.
  • the reinforcing agent kaolin and rutile titanium dioxide are used to increase the mechanical strength of the carbonized layer after expansion.
  • the toughening agent polyvinyl butyral or dioctyl ester is used to increase the flexibility of the coating.
  • the pigment filler is used for the decorativeness of the coating and to improve the physical and mechanical properties of the coating.
  • the flow aid A1 2 0 3 -C or the vapor phase SiO 2 is used to improve the fluidity and powder rate of the powder coating.
  • the present invention has the following advantages and effects:
  • the coating contains no solvents, avoids environmental pollution caused by organic solvents, fire hazard, waste of organic solvents and human health hazards.
  • the coating also does not contain water and can also prevent water pollution like water-based coatings.
  • the coating has nearly 100% utilization and high coating efficiency, and can be applied in several coats or even dozens of coatings in a single coat.
  • the coating is applied without the influence of temperature and season, and the construction is simple.
  • the fire-retardant coating of the coating is better than the solvent-based and water-based coatings in terms of physical and mechanical properties and chemical resistance. detailed description
  • Epoxy resin E-12, Zhejiang Nanhai Pharmaceutical Group; Polyester Resin: P5127, DSM Coating Resin Company; Melamine Pyrophosphate MPP: Shandong Shi'an Chemical Co., Ltd.; Ammonium Polyphosphate APP ( ⁇ ), n ⁇ 1000 : Shandong Shi'an Chemical Co., Ltd.; Others are commercially available products.
  • Zinc oxide 3 3 2. 5 2 2 2 kaolin 3 3 3 3 3
  • ammonium polyphosphate, pentaerythritol, melamine, melamine pyrophosphate are passed through a 200 mesh sieve according to the formula amount, and the formulated amount of polyester resin, epoxy resin, and leveling agent are mixed and dispersed, and added to a screw extruder for extrusion.
  • the crushed material is melted and extruded again, pressed, and crushed, and the melt-extrusion, tableting, and crushing operations are repeated three times to prepare a pre-dispersed mixture, and the temperature of the extruder is 85-95 Torr. After the temperature is 110-120 °C, the material mixing time is 60-200s. Then, it is uniformly mixed with other components, and then sent to an extruder for extrusion, tableting and crushing; finally, the ultra-thin expanded steel structure fireproof powder coating is obtained by grinding with an A C M mill, and then sieving and packaging.
  • the fireproof coating was applied to the steel structural substrate and tested according to GB14907-2002.
  • the physical and mechanical properties and fire resistance of the fireproof coating greatly exceeded the requirements of the national standard.
  • the main properties of the corresponding fire retardant coatings are shown in Table 2.
  • Example 1 Example 2
  • Example 3 Example 4
  • the appearance of the powder coating is loose, no agglomerate, loose, no agglomerated, loose, no agglomerate, loose, no agglomerate, loose, no agglomeration, flat, no crack, flat, no crack, flat, no crack Smooth without cracks and no cracks
  • Adhesion grade 3 3 3 3 3 Impact strength ⁇ 30kg.cm ⁇ 30kg.

Abstract

L'invention concerne un revêtement poudreux ignifuge pour structures en acier et son procédé de préparation, qui appartient au domaine des techniques d'enduction. Les matières premières pour la préparation du revêtement poudreux ignifuge comprennent une résine polyester, une résine époxy, un agent de durcissement, un catalyseur, un agent de carbonisation, un agent moussant, un adjuvant d'expansion, un agent renforçant, un inhibiteur de fumée, un agent flexibilisant, un agent de nivellement, un agent dégazant, un agent d'écoulement, des pigments et des matières de remplissage. Le revêtement poudreux ignifuge peut être préparé à l'aide des étapes qui consistent à faire fondre la résine polyester, la résine époxy, le catalyseur, l'agent de formation de carbone, l'agent moussant, l'adjuvant d'expansion et l'agent de nivellement ensemble et à extruder, puis à mélanger avec les autres composants, puis à extruder à l'état fondu, pastiller et écraser, puis à pulvériser avec un broyeur ACM, tamiser et emballer pour obtenir le produit résultant. Le revêtement peut être utilisé en tant que revêtement ignifuge pour diverses structures en acier.
PCT/CN2007/000704 2006-06-09 2007-03-05 Revêtement poudreux ignifuge pour structures en acier et son procédé de préparation WO2007140676A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200610085945.3 2006-06-09
CNA2006100859453A CN101085897A (zh) 2006-06-09 2006-06-09 一种钢结构防火粉末涂料及其制备方法

Publications (1)

Publication Number Publication Date
WO2007140676A1 true WO2007140676A1 (fr) 2007-12-13

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CN (1) CN101085897A (fr)
WO (1) WO2007140676A1 (fr)

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CN104119779A (zh) * 2014-06-27 2014-10-29 南京屏湖粉末材料有限公司 一种重防腐粉末涂料
CN104130638A (zh) * 2014-07-18 2014-11-05 安徽千和新材料科技发展有限公司 一种水性钢结构防火防腐涂料及其制备方法
US10260232B1 (en) 2017-12-02 2019-04-16 M-Fire Supression, Inc. Methods of designing and constructing Class-A fire-protected multi-story wood-framed buildings
US10290004B1 (en) 2017-12-02 2019-05-14 M-Fire Suppression, Inc. Supply chain management system for supplying clean fire inhibiting chemical (CFIC) totes to a network of wood-treating lumber and prefabrication panel factories and wood-framed building construction job sites
US10311444B1 (en) 2017-12-02 2019-06-04 M-Fire Suppression, Inc. Method of providing class-A fire-protection to wood-framed buildings using on-site spraying of clean fire inhibiting chemical liquid on exposed interior wood surfaces of the wood-framed buildings, and mobile computing systems for uploading fire-protection certifications and status information to a central database and remote access thereof by firefighters on job site locations during fire outbreaks on construction sites
US10332222B1 (en) 2017-12-02 2019-06-25 M-Fire Supression, Inc. Just-in-time factory methods, system and network for prefabricating class-A fire-protected wood-framed buildings and components used to construct the same
US10430757B2 (en) 2017-12-02 2019-10-01 N-Fire Suppression, Inc. Mass timber building factory system for producing prefabricated class-A fire-protected mass timber building components for use in constructing prefabricated class-A fire-protected mass timber buildings
US10653904B2 (en) 2017-12-02 2020-05-19 M-Fire Holdings, Llc Methods of suppressing wild fires raging across regions of land in the direction of prevailing winds by forming anti-fire (AF) chemical fire-breaking systems using environmentally clean anti-fire (AF) liquid spray applied using GPS-tracking techniques
US10814150B2 (en) 2017-12-02 2020-10-27 M-Fire Holdings Llc Methods of and system networks for wireless management of GPS-tracked spraying systems deployed to spray property and ground surfaces with environmentally-clean wildfire inhibitor to protect and defend against wildfires
CN112251057A (zh) * 2020-09-23 2021-01-22 内蒙古工业大学 一种室内厚型钢结构防火涂料及其制备方法
CN112549624A (zh) * 2020-11-24 2021-03-26 安徽桑瑞斯环保新材料有限公司 一种制备粉末涂料的挤出、压片、粉碎装置
CN114479522A (zh) * 2020-11-12 2022-05-13 海洋化工研究院有限公司 一种隔热膨胀防火材料及制备方法
US11395931B2 (en) 2017-12-02 2022-07-26 Mighty Fire Breaker Llc Method of and system network for managing the application of fire and smoke inhibiting compositions on ground surfaces before the incidence of wild-fires, and also thereafter, upon smoldering ambers and ashes to reduce smoke and suppress fire re-ignition
CN114922066A (zh) * 2022-07-08 2022-08-19 上海岐海防腐工程技术有限公司 一种防腐防火的桥梁缆索
DE102022105797A1 (de) 2022-03-11 2023-09-14 Enviral Oberflächenveredelung GmbH Intumeszierende Pulverbeschichtungsformulierung und Verwendung davon
US11826592B2 (en) 2018-01-09 2023-11-28 Mighty Fire Breaker Llc Process of forming strategic chemical-type wildfire breaks on ground surfaces to proactively prevent fire ignition and flame spread, and reduce the production of smoke in the presence of a wild fire
US11836807B2 (en) 2017-12-02 2023-12-05 Mighty Fire Breaker Llc System, network and methods for estimating and recording quantities of carbon securely stored in class-A fire-protected wood-framed and mass-timber buildings on construction job-sites, and class-A fire-protected wood-framed and mass timber components in factory environments
US11865394B2 (en) 2017-12-03 2024-01-09 Mighty Fire Breaker Llc Environmentally-clean biodegradable water-based concentrates for producing fire inhibiting and fire extinguishing liquids for fighting class A and class B fires
US11865390B2 (en) 2017-12-03 2024-01-09 Mighty Fire Breaker Llc Environmentally-clean water-based fire inhibiting biochemical compositions, and methods of and apparatus for applying the same to protect property against wildfire
US11911643B2 (en) 2021-02-04 2024-02-27 Mighty Fire Breaker Llc Environmentally-clean fire inhibiting and extinguishing compositions and products for sorbing flammable liquids while inhibiting ignition and extinguishing fire

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CN103131298B (zh) * 2013-02-03 2016-03-02 倪进培 一种含有水合硼酸锌的阻燃粉末涂料
CN103289500B (zh) * 2013-04-23 2016-05-11 安徽圣德建材科技有限公司 一种含有纳米凹凸棒土的粉末涂料及其制备方法
CN105062304A (zh) * 2015-07-22 2015-11-18 安徽圣德建材科技有限公司 一种高阻燃耐腐蚀粉末涂料
CN105062303A (zh) * 2015-07-22 2015-11-18 安徽圣德建材科技有限公司 一种耐热阻燃粉末涂料
CN106221518A (zh) * 2016-08-31 2016-12-14 安徽瑞田机械有限公司 一种制备喷涂在空气压缩机表面的油漆的工艺
CN107319581A (zh) * 2017-08-15 2017-11-07 合肥明英富海生物科技有限公司 一种茶籽加工脱壳装置的风机组件的加工方法
CN110373096B (zh) * 2019-08-12 2021-10-19 广东歌丽斯化学有限公司 一种环保节能粉末涂料及其制备方法和应用
CN112280434A (zh) * 2020-11-10 2021-01-29 安徽博泰装饰材料有限公司 一种新型防火粉末涂料
CN116948494A (zh) * 2023-06-20 2023-10-27 广东傲博新材料有限公司 用于电池的绝缘阻燃耐蚀粉末涂料及其制备方法

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CN104130638A (zh) * 2014-07-18 2014-11-05 安徽千和新材料科技发展有限公司 一种水性钢结构防火防腐涂料及其制备方法
CN104130638B (zh) * 2014-07-18 2016-08-24 安徽千和新材料科技发展有限公司 一种水性钢结构防火防腐涂料及其制备方法
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US10290004B1 (en) 2017-12-02 2019-05-14 M-Fire Suppression, Inc. Supply chain management system for supplying clean fire inhibiting chemical (CFIC) totes to a network of wood-treating lumber and prefabrication panel factories and wood-framed building construction job sites
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US10332222B1 (en) 2017-12-02 2019-06-25 M-Fire Supression, Inc. Just-in-time factory methods, system and network for prefabricating class-A fire-protected wood-framed buildings and components used to construct the same
US10430757B2 (en) 2017-12-02 2019-10-01 N-Fire Suppression, Inc. Mass timber building factory system for producing prefabricated class-A fire-protected mass timber building components for use in constructing prefabricated class-A fire-protected mass timber buildings
US10653904B2 (en) 2017-12-02 2020-05-19 M-Fire Holdings, Llc Methods of suppressing wild fires raging across regions of land in the direction of prevailing winds by forming anti-fire (AF) chemical fire-breaking systems using environmentally clean anti-fire (AF) liquid spray applied using GPS-tracking techniques
US11638844B2 (en) 2017-12-02 2023-05-02 Mighty Fire Breaker Llc Method of proactively protecting property from wild fire by spraying environmentally-clean anti-fire chemical liquid on property surfaces prior to wild fire arrival using remote sensing and GPS-tracking and mapping enabled spraying
US11836807B2 (en) 2017-12-02 2023-12-05 Mighty Fire Breaker Llc System, network and methods for estimating and recording quantities of carbon securely stored in class-A fire-protected wood-framed and mass-timber buildings on construction job-sites, and class-A fire-protected wood-framed and mass timber components in factory environments
US10899038B2 (en) 2017-12-02 2021-01-26 M-Fire Holdings, Llc Class-A fire-protected wood products inhibiting ignition and spread of fire along class-A fire-protected wood surfaces and development of smoke from such fire
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US11400324B2 (en) 2017-12-02 2022-08-02 Mighty Fire Breaker Llc Method of protecting life, property, homes and businesses from wild fire by proactively applying environmentally-clean anti-fire (AF) chemical liquid spray in advance of wild fire arrival and managed using a wireless network with GPS-tracking
US10260232B1 (en) 2017-12-02 2019-04-16 M-Fire Supression, Inc. Methods of designing and constructing Class-A fire-protected multi-story wood-framed buildings
US10311444B1 (en) 2017-12-02 2019-06-04 M-Fire Suppression, Inc. Method of providing class-A fire-protection to wood-framed buildings using on-site spraying of clean fire inhibiting chemical liquid on exposed interior wood surfaces of the wood-framed buildings, and mobile computing systems for uploading fire-protection certifications and status information to a central database and remote access thereof by firefighters on job site locations during fire outbreaks on construction sites
US10267034B1 (en) 2017-12-02 2019-04-23 M-Fire Suppression, Inc. On-job-site method of and system for providing class-A fire-protection to wood-framed buildings during construction
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CN114479522A (zh) * 2020-11-12 2022-05-13 海洋化工研究院有限公司 一种隔热膨胀防火材料及制备方法
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