CN104710133A - Pineapple leaf composite environment-friendly decorative sheet material and preparation method thereof - Google Patents

Abstract

The invention discloses a pineapple leaf composite environment-friendly decorative sheet material which is characterized by being prepared from the following raw materials in parts by weight: 30-40 parts of pineapple leaf, 10-15 parts of a shell powder, 5-10 parts of Na-based montmorillonite, 5-10 parts of a talcum powder, 5-10 parts of a bamboo powder, 3-5 parts of a peanut shell powder, 3-5 parts of stearic acid, 0.5-1 parts of lauric acid, 0.1-0.2 parts of sodium benzoate, 1-2 parts of sodium polyacrylate, and 10-20 parts of an adhesive auxiliary agent. The composite decorative sheet material has good strength and toughness, can purify indoor air, is stable in quality, uniform in texture, good in use performance, wide in sources of raw materials, economical and practical, non-toxic and harmless, green and environmentally friendly, saves energy and utilizes waste, and has extremely high social and economic benefits.

Description

A kind of pineapple leaves composite environmental-friendly dalle and preparation method thereof

Technical field

The present invention relates to decoration material field, be specifically related to a kind of pineapple leaves composite environmental-friendly dalle and preparation method thereof.

Background technology

Along with the development of building trade, all kinds of material of construction emerges in an endless stream, and meets the demand of the various use of people.Wherein, decorative boards accounts for critical role in interior decoration.In dalle, the high and environmental protection of solid wood board use properties, be at the top of one's class material, but due to solid wood resource few, construction technology is comparatively complicated, has the restriction that cost is high; At present conventional sheet material is many to be prepared from by the complete processing such as gluing by fiber, wooden slag etc., and for meeting user demand, the performance needs such as its intensity, outward appearance, quality make improvements.And this type of sheet material prepares used raw material often containing objectionable impuritiess such as formaldehyde, slowly volatilize after making furniture or finishing, Long contact time, to human health, cannot meet the requirement of safety and environmental protection.

Summary of the invention

The object of this invention is to provide a kind of pineapple leaves composite environmental-friendly dalle, not containing formaldehyde, toxicological harmless, environmental protection, can adsorb obnoxious flavour, purify the air of a room, use properties is good, and energy-conserving profit waste is economical and practical.

The present invention is achieved by the following technical solutions:

A kind of pineapple leaves composite environmental-friendly dalle, it is obtained by the raw material of following weight parts:

Pineapple leaves 30-40, oyster shell whiting 10-15, sodium-based montmorillonite 5-10, talcum powder 5-10, bamboo powder 5-10, peanut hull meal 3-5, stearic acid 3-5, lauric acid 0.5-1, Sodium Benzoate 0.1-0.2, sodium polyacrylate 1-2, bonding agent 10-20;

Wherein bonding agent is made up of the raw material of following weight part:

Starso 10-15, analysis for soybean powder 5-10, sticky rice flour 5-10, polyvinyl alcohol 2-4, peach gum 4-6, xanthan gum 2-4, boric acid 1-2, water 40-50;

The preparation method of bonding agent is:

First in water, add polyvinyl alcohol and stir 20-30min under 85-95 DEG C of condition, then add peach gum, xanthan gum and boric acid 60-80 DEG C, 400-600r/min stirs 1-2h, stir 4-6h under finally adding all the other raw material similarity conditions, to obtain final product.

A preparation method for pineapple leaves composite environmental-friendly dalle, comprises the following steps:

(1) raw material is taken by weight, after pineapple leaves being mixed with oyster shell whiting, sodium-based montmorillonite, talcum powder, bamboo powder, peanut hull meal and lauric acid, co-ground is even, prior to processing 6-8h under 120-140 DEG C of condition, then stir 15-30min at adding stearic acid 80-90 DEG C;

(2) after the material obtained in step (1) being mixed with sodium polyacrylate and Sodium Benzoate 40-60 DEG C, 200-400r/min stirs 1-2h;

(3) material obtained in step (2) is mixed with all the other raw materials, 60-80 DEG C, 300-600r/min stirs 15-30min;

(4) material that step (3) obtains is mated formation shaping, and sheet material is made in hot pressing under 140-180 DEG C of condition, sheet material is dry under 50-60 DEG C of condition, then carry out cutting, deburring, surface treatment, to obtain final product.

Advantage of the present invention is:

1. with agricultural waste pineapple leaves for major ingredient, obtain composite sheet by the improvement of recipe optimization, product strength and toughness are good, stable in properties, homogeneous, good looking appearance, use properties is good; Can obnoxious flavour be adsorbed, purify the air of a room; Raw material sources are extensive, and energy-conserving profit waste is economical and practical, has high social and economic effects;

2. raw material is not containing volatile class objectionable impuritiess such as formaldehyde, nontoxic, environmental protection.

Embodiment

Non-limiting examples of the present invention is as follows:

A kind of pineapple leaves composite environmental-friendly dalle, is prepared from by the component raw material of following weight (kg):

Pineapple leaves 35, oyster shell whiting 12, sodium-based montmorillonite 8, talcum powder 8, bamboo powder 8, peanut hull meal 4, stearic acid 4, lauric acid 0.8, Sodium Benzoate 0.15, sodium polyacrylate 1.5, bonding agent 15;

Wherein, bonding agent is made up of the raw material of following weight part:

Starso 12, analysis for soybean powder 8, sticky rice flour 8, polyvinyl alcohol 3, peach gum 5, xanthan gum 3, boric acid 1.5, water 45;

The preparation method of bonding agent is:

First in water, add polyvinyl alcohol and stir 30min under 90 DEG C of condition, then add peach gum, xanthan gum and boric acid 80 DEG C, 600r/min stirs 1h, stir 4h under finally adding all the other raw material similarity conditions, to obtain final product.

The preparation method of pineapple leaves composite environmental-friendly dalle comprises the following steps:

(1) take raw material by weight, after pineapple leaves being mixed with oyster shell whiting, sodium-based montmorillonite, talcum powder, bamboo powder, peanut hull meal and lauric acid, co-ground is even, prior to processing 6h under 140 DEG C of conditions, then stirs 15min at adding stearic acid 90 DEG C;

(2) material obtained in step (1) is mixed latter 60 DEG C with sodium polyacrylate and Sodium Benzoate, 400r/min stirs 1h;

(3) material obtained in step (2) is mixed with all the other raw materials, 80 DEG C, 600r/min stirs 15min;

(4) material that step (3) obtains is mated formation shaping, and sheet material is made in hot pressing under 160 DEG C of conditions, sheet material is dry under 60 DEG C of conditions, then carry out cutting, deburring, surface treatment, to obtain final product.

The product obtained to above-described embodiment is tested, and performance index are as follows:

Ultimate compression strength: 26.2MPa.

Claims (2)

1. a pineapple leaves composite environmental-friendly dalle, is characterized in that, it is obtained by the raw material of following weight parts:

Pineapple leaves 30-40, oyster shell whiting 10-15, sodium-based montmorillonite 5-10, talcum powder 5-10, bamboo powder 5-10, peanut hull meal 3-5, stearic acid 3-5, lauric acid 0.5-1, Sodium Benzoate 0.1-0.2, sodium polyacrylate 1-2, bonding agent 10-20;

Described bonding agent is made up of the raw material of following weight part:

Starso 10-15, analysis for soybean powder 5-10, sticky rice flour 5-10, polyvinyl alcohol 2-4, peach gum 4-6, xanthan gum 2-4, boric acid 1-2, water 40-50;

The preparation method of described bonding agent is:

First in water, add polyvinyl alcohol and stir 20-30min under 85-95 DEG C of condition, then add peach gum, xanthan gum and boric acid 60-80 DEG C, 400-600r/min stirs 1-2h, stir 4-6h under finally adding all the other raw material similarity conditions, to obtain final product.

2. the preparation method of a kind of pineapple leaves composite environmental-friendly dalle according to claim 1, is characterized in that, comprise the following steps:

(1) raw material is taken by weight, after pineapple leaves being mixed with oyster shell whiting, sodium-based montmorillonite, talcum powder, bamboo powder, peanut hull meal and lauric acid, co-ground is even, prior to processing 6-8h under 120-140 DEG C of condition, then stir 15-30min at adding stearic acid 80-90 DEG C;

(2) after the material obtained in step (1) being mixed with sodium polyacrylate and Sodium Benzoate 40-60 DEG C, 200-400r/min stirs 1-2h;

(3) material obtained in step (2) is mixed with all the other raw materials, 60-80 DEG C, 300-600r/min stirs 15-30min;

(4) material that step (3) obtains is mated formation shaping, and sheet material is made in hot pressing under 140-180 DEG C of condition, sheet material is dry under 50-60 DEG C of condition, then carry out cutting, deburring, surface treatment, to obtain final product.