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Expansion type fireproof powder coating for steel structure

A technology for powder coating and profile steel, applied in powder coatings, fire-retardant coatings, polyester coatings, etc., can solve the problems of unsatisfactory heat insulation effect and inability to use steel structure for fire protection, achieve excellent heat insulation and fire resistance effect, and improve fire performance , the effect of improving the strength of the carbon layer

Inactive Publication Date: 2015-11-25
WUXI JIABANG ELECTRIC POWER PIPE FACTORY
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  • Abstract
  • Description
  • Claims
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Problems solved by technology

The intumescent fireproof coating involved in the Chinese patent 02112798.0 disclosed on November 20, 2002 can only be used in fields such as home appliances and cabinets, and belongs to the range of decorative fireproof coatings. fire protection for steel structures
It is composed of epoxy resin, polyester resin, curing agent, catalyst, carbon forming agent, foaming agent, expansion aid, reinforcing agent, toughening agent, leveling agent, degassing agent, flow agent, pigment and filler. The raw materials are made according to the conventional production method of powder coating, but the fireproof performance of the fireproof coating needs to be further improved

Method used

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  • Expansion type fireproof powder coating for steel structure
  • Expansion type fireproof powder coating for steel structure
  • Expansion type fireproof powder coating for steel structure

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Embodiment Construction

[0022] The scheme and effect of the present invention are further illustrated below in conjunction with the examples.

[0023] The raw material consumption of each embodiment of the intumescent steel structure fireproof powder coating of the present invention is shown in Table 1 in parts by weight, and the main properties of the corresponding fireproof coating are shown in Table 2.

[0024] The main raw material name and manufacturer in the embodiment are as follows:

[0025] Epoxy resin: E-12, Zhejiang Nanhai Pharmaceutical Group;

[0026] Polyester resin: P5127, DSM Coating Resin Company;

[0027] Ammonium polyphosphate APP(II), n>1000: Shandong Shian Chemical Co., Ltd.;

[0028] 5-phenyltetrazolium, 5-aminotetrazolium——Changzhou Shenghua Chemical Co., Ltd.;

[0029] JECP-03B——Changshu Jiafa Chemical Co., Ltd.

[0030] Modified expandable graphite is self-made.

[0031] Others are commercially available products.

[0032] The manufacturing method of each embodiment is ...

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Abstract

The invention provides an expansion type fireproof powder coating for a steel structure and belongs to the technical field of building coatings. The expansion type fireproof powder coating is prepared from raw materials including epoxy resin, polyester resin, modified expansible graphite, whiskers, a curing agent, a catalyst, a carbon forming agent, a foaming agent, an expansion auxiliary, a reinforcing agent, a flexibilizer, a leveling agent, a degassing agent and a flowable agent with a conventional powder coating production method. The expansion type fireproof powder coating has the advantages of ultrathin property and excellent fire retardance and heat-insulating property.

Description

technical field [0001] The invention relates to an intumescent steel structure fireproof powder coating, which belongs to the technical field of architectural coatings. Background technique [0002] With technological progress and social development, people pay more and more attention to environmental protection, powder coatings with "economical, environmental protection, high efficiency and energy saving" have developed rapidly, various functional powder coatings have come out one after another, and research on intumescent steel structure fireproof powder coatings in the ascendant. Chinese patent 02112798.0 disclosed on November 20, 2002 relates to intumescent fire retardant coatings, which can only be used in household appliances, cabinets and other fields, and belong to the scope of decorative fire retardant coatings. Fireproof in steel structure. Chinese patent 200710020217.9 published on August 22, 2007 has dual functions of fire prevention and anti-corrosion, but it ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09D163/00C09D167/00C09D7/12C09D5/03C09C1/46C09C3/10C09D5/18
Inventor 徐德生
Owner WUXI JIABANG ELECTRIC POWER PIPE FACTORY
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