High Pressure Laminate and Production Method Thereof

Abstract

The present invention discloses a decorative High Pressure Laminate (HPL) and production method thereof, which relates to the technical field of building decoration materials. The raw materials of HPL may include magnesium oxide, magnesium sulfate, water, fiber, perlite, glass fabric, quartz powder and modifier, wherein the percentage by weight of magnesium oxide is 35% to 40%, the percentage by weight of magnesium sulfate is 20% to 25%, the percentage by weight of water is 20% to 25%, the percentage by weight of fibers is 5% to 10%, the percentage by weight of perlites is 0.5% to 0.9%, the percentage by weight of glass fabrics is 1% to 2%, the percentage by weight of quartz powder is 8% to 12%, and the percentage by weight of modifier is 0.1% to 0.5%. According to the technical solutions, the disclosed HPL may include magnesium oxide, magnesium sulfate, water, fiber, perlite, glass fabric, quartz powder and modifier according to appropriate proportions, and the product produced has low hygroscopicity, no helogenation, no rust, no discoloration, and has high anti-demolition force; moreover, magnesium sulfate has no corrosion on the glass fabric, thus, the laminate has a long life.

Claims

1. An HPL, comprising magnesium oxide, magnesium sulfate, water, fiber, perlite, glass fabric, quartz powder and modifier, wherein the percentage by weight of magnesium oxide is 35% to 40%, the percentage by weight of magnesium sulfate is 20% to 25%, the percentage by weight of water is 20% to 25%, the percentage by weight of fibers is 5% to 10%, the percentage by weight of perlites is 0.5% to 0.9%, the percentage by weight of glass fabrics is 1% to 2%, the percentage by weight of quartz powder is 8% to 12%, and the percentage by weight of modifier is 0.1% to 0.5%.

2. The HPL according to claim 1, wherein the percentage by weight of magnesium oxide is 36.73%, the percentage by weight of magnesium sulfate and the percentage by weight of water is both 22.95%, the percentage by weight of fibers is 6.06%, the percentage by weight of perlites is 0.7%, the percentage by weight of glass fabrics is 1.16%, the percentage by weight of quartz powder is 9.18%, and the percentage by weight of modifier is 0.27%.

3. The HPL according to claim 2, wherein the modifier is hydrous citric acid.

4. The HPL according to claim 1, wherein the modifier is hydrous citric acid.

5. A production method of HPL, comprising the following steps: Adding the raw materials as claimed in claim 3 according to a ratio to a stirring machine for stirring, and then putting the resulting mixture after stirring to a mold for setting according to the required specification, and then demoulding and drying after the mixture is formed, to get a dried plate-shaped object, and then sawing, sanding the plate-shaped object, to make an HPL.

Description

DETAILED DESCRIPTION OF THE EMBODIMENTS

[0010] It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

[0011] Take 200 kg magnesium oxide, 125 kg magnesium carbonate, 125 kg water, 33 kg fiber, 4 kg perlite, 6 kg glass fabric, 50 kg quartz powder and 1.5 kg modifier respectively and add them to a stirring machine for stirring, and then put the resulting mixture after stirring to a mold for setting according to the required specification, and then demould and dry after the mixture is formed, to get a dried plate-shaped object, and then saw and sand the plate-shaped object, to make an HPL.

[0012] 11 HPL of 18 mm can be made using the above materials according to the weights. Of which, the fibers can be one or more from bamboo fibers, woods, crop stalks and straws, etc.

[0013] Wherein, the modifier is hydrous citric acid.

[0014] According to the technical solutions herein, an HPL is made by magnesium oxide, magnesium sulfate, water, fiber, perlite, glass fabric, quartz powder and modifier according to appropriate proportion, and the product produced has low hygroscopicity, no helogenation, no rust, no discoloration, and has high anti-demolition force; moreover, magnesium sulfate has no corrosion on the glass fabric, thus, the laminate has a long life.

Example 2

[0015] Take 190 kg magnesium oxide, 136 kg magnesium carbonate, 136 kg water, 27 kg fiber, 2.7 kg perlite, 5.4 kg glass fabric, 44.7 kg quartz powder and 2.7 kg modifier respectively and add them to a stirring machine for stirring, and then put the resulting mixture after stirring to a mold for setting according to the required specification, and then demould and dry after the mixture is formed, to get a dried plate-shaped object, and then saw and sand the plate-shaped object, to make an HPL.

[0016] Wherein the fibers can be one or more from bamboo fibers, woods, crop stalks and straws, etc.

[0017] Wherein, the modifier is hydrous citric acid.

[0018] According to the technical solutions herein, an HPL is made by magnesium oxide, magnesium sulfate, water, fiber, perlite, glass fabric, quartz powder and modifier according to appropriate proportion, and the product produced has low hygroscopicity, no helogenation, no rust, no discoloration, and has high anti-demolition force; moreover, magnesium sulfate has no corrosion on the glass fabric, thus, the laminate has a long life.

Example 3

[0019] Take 218 kg magnesium oxide, 109 kg magnesium carbonate, 109 kg water, 54 kg fiber, 4.6 kg perlite, 5.4 kg glass fabric, 44 kg quartz powder and 0.5 kg modifier respectively and add them to a stirring machine for stirring, and then put the resulting mixture after stirring to a mold for setting according to the required specification, and then demould and dry after the mixture is formed, to get a dried plate-shaped object, and then saw and sand the plate-shaped object, to make an HPL.

[0020] Wherein the fibers can be one or more from bamboo fibers, woods, crop stalks and straws, etc.

[0021] Wherein, the modifier is hydrous citric acid.

[0022] According to the technical solutions herein, an HPL is made by magnesium oxide, magnesium sulfate, water, fiber, perlite, glass fabric, quartz powder and modifier according to appropriate proportion, and the product produced has low hygroscopicity, no helogenation, no rust, no discoloration, and has high anti-demolition force; moreover, magnesium sulfate has no corrosion on the glass fabric, thus, the laminate has a long life.

Example 4

[0023] Take 207 kg magnesium oxide, 120 kg magnesium carbonate, 120 kg water, 43.1 kg fiber, 3.2 kg perlite, 5 kg glass fabric, 44 kg quartz powder and 2.2 kg modifier respectively and add them to a stirring machine for stirring, and then put the resulting mixture after stirring to a mold for setting according to the required specification, and then demould and dry after the mixture is formed, to get a dried plate-shaped object, and then saw and sand the plate-shaped object, to make an HPL.

[0024] Wherein the fibers can be one or more from bamboo fibers, woods, crop stalks and straws, etc.

[0025] Wherein, the modifier is hydrous citric acid.

[0026] According to the technical solutions herein, an HPL is made by magnesium oxide, magnesium sulfate, water, fiber, perlite, glass fabric, quartz powder and modifier according to appropriate proportion, and the product produced has low hygroscopicity, no helogenation, no rust, no discoloration, and has high anti-demolition force; moreover, magnesium sulfate has no corrosion on the glass fabric, thus, the laminate has a long life.