Production method of gypsum relief product

A production method and embossing technology, applied in the field of ornaments, can solve the problems of high product shrinkage, high manufacturing cost, difficult demoulding, etc., and achieve the effects of reducing the cost of molding, prolonging the initial setting time, and enhancing the surface strength.

Inactive Publication Date: 2012-02-08
义乌市项羽工艺品厂
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  • Abstract
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  • Claims
  • Application Information

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Problems solved by technology

In terms of mold manufacturing, the existing technology mainly uses silicone rubber molds, glass fiber reinforced plastic molds and metal molds. The relief products prepared by silicone rubber molds have problems such as large shrinkage, unevenness, and many pores and bubbles; Relief products have problems such as high manufacturing cost and difficult demoulding, and the relief pattern effect is general, and the pattern should not be too complicated; relief products prepared by metal molds have problems such as high manufacturing cost and difficult demoulding, and the relief pattern should not be complicated
The Chinese utility model patent with the notification number CN200970999Y discloses a new type of gypsum relief product, which mainly provides a gypsum relief product that is easy to clean through structural transformation, and does not make any improvements to the process of the gypsum relief product

Method used

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  • Production method of gypsum relief product

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Experimental program
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Effect test

Embodiment 1

[0045] (1) Slurry preparation

[0046] ① Material preparation: high-strength gypsum powder a, redispersible latex powder b, peach gum c, sodium tetraborate d, chopped fiber e, water f,

[0047] ② Preparation method: according to the weight ratio f: b: c: d: e = 1000: 50: 5: 3: 20, various substances are prepared into a mixed emulsion g, and then a and g are prepared according to a weight ratio of 1:1 into slurry h,

[0048] (2) Mold manufacturing

[0049] A. Making the embossed master mold j: Carve the male mold with density board according to the needs, polish and repair the male mold and paint it carefully with Pu paint. After the paint film is dry, use slurry h to make the master mold. After removing the male mold, carefully repair it The master mold, after drying, finely coat it with Pu paint 3 times, polish it smooth, and then wax it once. Be careful not to fill up the small concave parts. After drying in the shade, it will be the relief master mold.

[0050] B. Making...

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Abstract

The invention, belonging to the field of ornaments, relates to a method for producing a gypsum relief product, comprising the following steps: (1) preparing slurry, (2) making a die, (3) grouting, and (4) surface protection of the product. The step of preparing slurry comprises the following steps: 1, material preparation: high strength gesso a, redispersible polymer powder b, peach gum c, sodium tetraborate d, chopped fiber e, and water f; 2, preparation method: mixing f, b, c, d, and e with the weight ratio of f to b to c to d to e of 1000 to (40-50) to (3-5) to (2-3) to (15:20) to obtain a mixed emulsion g, and mixing a with g with the weight ratio of a to g of 1 to 1 to obtain slurry h. The gypsum relief product disclosed herein has the advantages of high surface hardness, scratch resistance, good toughness, impact resistance, strong weatherability, water resistance, and light weight.

Description

technical field [0001] The invention belongs to the field of decorations, and in particular relates to a method for producing gypsum relief products. Background technique [0002] Relief sculpture is a kind of sculpture that carves concave and convex images on a plane, and it is an artistic expression form between round sculpture and painting. Reliefs mainly include shrine-style, high-relief, shallow-relief, line engraving, hollow-out and other forms. [0003] Since the existence of human society, art has always been an indispensable part of human life. Since the primitive ancestors could not correctly explain the natural phenomena, they developed primitive religions, and they expressed their worship of nature and gods in various ways. With the development of primitive religion, primitive sculpture art has also developed as a form or form of expression of sacrificial beliefs and concepts of worship. The original petroglyphs and carvings in the caves initially revealed the...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B44C3/06B44C1/20
Inventor 邓启文邓小丹
Owner 义乌市项羽工艺品厂
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