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High-flame-retardant organic phosphate fire-proof plate capable of insulating heat and oxygen and suppressing smoke and preparation method thereof

A technology of flame retardant phosphate ester and fireproof board, applied in the field of building materials, can solve problems such as secondary pollution, and achieve the effect of flame retardant performance and environmental protection

Inactive Publication Date: 2011-10-12
刘方旭
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] However, the fireproof boards produced by many manufacturers contain melamine, because melamine has certain fire resistance properties, and it has the characteristics of non-flammability, water resistance, heat resistance, aging resistance, chemical corrosion resistance, good insulation performance, gloss and high mechanical strength, and is widely used. Used in the production of wood products, although the fireproof board containing melamine will not cause harm to the body when used in home decoration, it is difficult to avoid its adverse effects on human production after living in this kind of home decoration environment for a long time; In the event of a fire, this type of fireproof board can play a certain role in flame retardancy and fire prevention, but at the same time it will also generate and release a large amount of smoke and toxic gases, causing secondary public hazards. Nowadays, the development direction of fireproof boards at home and abroad requires that in addition to maintaining the board In addition to the overall integrity and flame retardancy, the key should also have good heat insulation, oxygen insulation, smoke suppression, and high flame retardancy.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0008] 1. Primary processing of raw materials: remove the weeds and moth-eaten and moldy parts in the wheat straw, cut them into small sections of 20cm-30cm, and use airflow drying method and drum dryer to dry;

[0009] 2. Binder preparation: Add 100kg of silica sol and 24.5kg of diethanolamine into a reaction kettle equipped with a stirring device, a reflux device and a temperature controller, heat to 60°C-90°C, react for 3h-5h, and then add acrylate Adjust the bonding strength for later use;

[0010] 3. Preparation of flame retardant: Add 100kg cyanuric chloride (I), 50kg ethanol, 158kg bishydroxyethylamine, 12kg sodium hydroxide and 62kg carbonic acid in a reaction kettle equipped with stirring device, reflux device and temperature controller Sodium, react at 70°C for 6h, cool the reaction mixture in the reactor to below 100°C, add 72kg of phosphorus pentoxide and 127kg of polyphosphoric acid, keep it at 100°C for 6h, and cool down to below 60°C to form High flame retardan...

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Abstract

The invention relates to a high-flame-retardant organic phosphate wheat straw fire-proof plate capable of insulating heat and oxygen and suppressing smoke and a preparation method thereof. The high-flame-retardant organic phosphate wheat straw fire-proof plate is characterized by being prepared by the steps of: adding a high-flame-retardant organic phosphate flame retardant with high flame retardance, low smoke and no toxic gas and a silica sol binder with high binding power, serving as additive accessories, into processed wheat straws, stirring, and molding at high temperature and high pressure. The high-flame-retardant organic phosphate wheat straw fire-proof plate can achieve the purposes of uniformly insulating heat and oxygen, suppressing smoke, retarding inflaming and preventing fire. The flame-retardant and fire-proof components of the high-flame-retardant organic phosphate wheat straw fire-proof plate can not volatilize or lose, and the decoration performance of wood is maintained. The high-flame-retardant organic phosphate wheat straw fire-proof plate is a new-generation green product with the advantages of smoke suppressing capability, no toxicity, no obvious pungent odor, and better environment friendliness and safety in the performances of fire prevention and flame retardance.

Description

technical field [0001] The invention relates to the technical field of building materials, in particular to a heat-insulating, oxygen-insulating, and smoke-suppressing high-flame-retardant phosphate wheat straw fireproof board and a preparation method thereof. Background technique [0002] With the improvement of people's living standards, modern urbanites have higher and higher requirements for housing and furnishing, and they pay more and more attention to whether the board has an impact on people's physical and mental health. Fireproof board is a relatively expensive decorative board. It is made of wood-based panels (blockboard, particle board, etc.) The surface material of the fireproof board is an interior decoration surface material produced by impregnating kraft paper in resin and undergoing high temperature and high pressure treatment. The protective film on the surface of the fireproof board can prevent fire, heat and water. In addition, it also has the advantages ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B27N3/04B27N3/08
Inventor 刘方旭
Owner 刘方旭
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