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Treatment method for waterproof bamboo product

A processing method and technology of bamboo products, which are applied in the field of bamboo products, can solve the problems of poor adhesion strength of surface coating film, easy swelling of bamboo fibers, poor waterproof effect, etc., and achieve high adhesion strength, difficult peeling, and enhanced insect repellent effect

Inactive Publication Date: 2018-08-31
安徽泓浩竹科技股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, bamboo coatings often use water-based acrylic varnish, which uses water as the dispersion medium to completely eliminate the harm of organic solvents to the human body. However, bamboo products coated with water-based acrylic varnish have poor waterproof effect, poor flexibility, and poor adhesion strength of the surface coating film. The disadvantages of bamboo fiber are easy to swell and mildew when exposed to water

Method used

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  • Treatment method for waterproof bamboo product
  • Treatment method for waterproof bamboo product
  • Treatment method for waterproof bamboo product

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0023] A processing method for waterproof bamboo products, comprising the steps of:

[0024] S1, slice the bamboo, remove green and yellow, and dry to obtain bamboo slices;

[0025] S2. Mix 1 part of quaternary ammonium copper and 200 parts of water evenly in parts by weight, then add 30 parts of bamboo chips, stand at high temperature for 4 hours, the temperature of standing at high temperature is 90 ° C, and separate solid and liquid to obtain pretreated bamboo;

[0026] S3, drying the pretreated bamboo, placing it in a carbonization furnace for carbonization treatment for 30 minutes, the pressure of carbonization treatment is 0.2Mpa, filtering, immersing in the mixed oil, taking it out, drying, and then coating the surface with pretreatment varnish, curing, drying, Woven to obtain waterproof bamboo products.

[0027] The mixed oil comprises by weight: 40 parts of castor oil, 2 parts of grapeseed oil, 4 parts of ethylene glycol, and 2 parts of polyethylene wax.

[0028] Th...

Embodiment 2

[0031] A processing method for waterproof bamboo products, comprising the steps of:

[0032] S1, slice the bamboo, remove green and yellow, and dry to obtain bamboo slices;

[0033] S2. Mix 3 parts of quaternary ammonium copper and 100 parts of water evenly in parts by weight, then add 50 parts of bamboo chips, stand at high temperature for 2 hours, the temperature of standing at high temperature is 98 ° C, and separate solid-liquid to obtain pretreated bamboo;

[0034] S3, drying the pretreated bamboo, placing it in a carbonization furnace for carbonization for 20 minutes, the pressure of the carbonization treatment is 0.5Mpa, filtering, immersing in the mixed oil, taking it out, drying, and then coating the surface with a pretreatment varnish, curing, drying, Woven to obtain waterproof bamboo products.

[0035] The mixed oil comprises by weight: 20 parts of castor oil, 10 parts of grapeseed oil, 1 part of ethylene glycol, and 4 parts of polyethylene wax.

[0036] The pretr...

Embodiment 3

[0039] A processing method for waterproof bamboo products, comprising the steps of:

[0040] S1, slice the bamboo, remove green and yellow, and dry to obtain bamboo slices;

[0041] S2. Mix 1.5 kg of quaternary ammonium copper and 180 kg of water evenly, then add 35 kg of bamboo slices, stand at high temperature for 3.5 hours, the temperature of standing at high temperature is 92°C, and separate solid and liquid to obtain pretreated bamboo;

[0042] S3, drying the pretreated bamboo, placing it in a carbonization furnace for carbonization for 28 minutes, the pressure of the carbonization treatment is 0.3Mpa, filtering, immersing in the mixed oil, taking it out, drying, and then coating the surface with a pretreatment varnish, curing, drying, Woven to obtain waterproof bamboo products.

[0043] The mixed oil includes: castor oil 35kg, grape seed oil 4kg, ethylene glycol 3kg, polyethylene wax 2.5kg.

[0044]The pretreatment varnish is prepared by the following process: add 1kg ...

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Abstract

The invention discloses a treatment method for waterproof bamboo products. The method comprises the following steps: hacking bamboo, removing bamboo green, removing tabaxir, drying in the sun to obtain bamboo chips; uniformly mixing ammoniacal copper quaternary and water, adding the bamboo chips, standing in high temperature, performing solid-liquid separation to obtain pre-treated bamboo wood; drying the pre-treated bamboo wood, putting the bamboo wood in a carbide furnace to perform carbonization treatment, filtering, immersing in oil mixture, taking the bamboo wood out, drying, then, coating a pre-treatment varnish on the surface, solidifying, and drying, weaving to obtain a waterproof bamboo product. The pre-treatment varnish is prepared by the following process: adding a cluister beamcompound, lignum cinnamomi camphorae powders, a dispersing agent, and a thickener into a styrene-acrylic emulsion, stirring, reducing stirring speed, adding water, a coalescing agent, acetyl tributylcitrate, 3-iodine-2-propinyl butyl carbamic acid ester, a wetting agent, and an antifoaming agent, stirring uniformly, filtering, to obtain the pre-treatment varnish.

Description

technical field [0001] The invention relates to the technical field of bamboo products, in particular to a processing method of waterproof bamboo products. Background technique [0002] my country is rich in bamboo resources, and the types, area and output of bamboo rank first in the world. The advantages of resources, the increasing investment in science and technology, and the country's industrial guidance policies have enabled my country's bamboo industry to develop rapidly. At present, the bamboo industry has been called one of the four sunrise industries of my country's forestry industry, and has an overall competitive advantage in the international market. Bamboo is a typical organism with good mechanical properties existing in nature. However, bamboo grows fast, has a loose texture, and burrs are prone to appear on the surface. Generally, paint is applied to the surface of bamboo. At present, bamboo coatings often use water-based acrylic varnish, which uses water as...

Claims

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Application Information

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IPC IPC(8): B27M1/06B27M1/08B27J1/00B27K9/00B27K3/36B27K3/02B27K3/50C09D125/14C09D5/14C09D7/65C09D7/61C09D7/63
CPCB27M1/06B27J1/00B27K3/02B27K3/36B27K3/50B27K9/002B27K2240/20B27K2240/70B27M1/08C08L2205/035C09D5/14C09D7/61C09D7/63C09D7/65C09D125/14C08L5/00C08L91/06C08L67/08C08L97/02C08K13/02C08K5/42C08K5/21
Inventor 余宏浩袁保琴余龙
Owner 安徽泓浩竹科技股份有限公司
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