GRC (glass-fiber reinforced composite) decorative curtain wall board prepared from low-quality recycled fine aggregate and preparation method of GRC decorative curtain wall board

A technology of recycled fine aggregate and curtain wall panels, which is applied in the direction of walls, building components, sustainable waste treatment, etc., can solve the problems of low-quality fine aggregate not being fully and rationally utilized, achieve good environmental benefits, improve utilization rate, The effect of expanding the range of application
CN109678435AActive Publication Date: 2019-04-26深圳市绿志新型建材研究院有限公司
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Patent Information

Authority / Receiving Office
CN · China
Current Assignee / Owner
深圳市绿志新型建材研究院有限公司
Publication Date
2019-04-26

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Abstract

The invention relates to a GRC (glass-fiber reinforced composite) decorative curtain wall board prepared from low-quality recycled fine aggregate and a preparation method of the GRC decorative curtainwall board. The GRC decorative curtain wall board is prepared from components in parts by mass as follows: 400-800 parts of low-alkalinity sulphate aluminium cement, 1000-1400 parts of the recycled fine aggregate, 10-40 parts of a polycarboxylate superplasticizer and 2-4 parts of alkali-resistant glass fibers. According to the GRC decorative curtain wall board prepared from the low-quality recycled fine aggregate and the preparation method of the GRC decorative curtain wall board, the GRC decorative curtain wall board is prepared from the low-quality recycled fine aggregate, the application range of the low-quality recycled fine aggregate is expanded, the utilization rate of demolition waste of buildings is increased, and the GRC decorative curtain wall board has good environment benefit,economic benefit and social benefit.
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Description

technical field

[0001] The invention relates to the field of building technology, in particular to a GRC decorative curtain wall panel made of low-quality recycled fine aggregate and a preparation method thereof. Background technique

[0002] With the continuous improvement of the level of urbanization in our country and the continuous expansion of the city scale, the demolition and reconstruction of old urban areas have made the area of ​​building demolition in my country continue to increase in the past 10 years. In 2017, the area of ​​building demolition in my country has reached 1.436 billion square meters. According to statistics, the output coefficient per unit area of ​​construction waste generated by the demolition of old buildings is 906.7-1335.5 kg / square meter. It is conservatively estimated that the amount of construction waste generated during the demolition of buildings in my country reached 1.6 billion tons in 2017. Among the crushed and screened products of ...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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