CN104057507A - Wood reinforcement modification treatment agent for outdoor wood floor - Google Patents

Abstract

The invention relates to the field of wood modification treatment of wood floors, and particularly relates to a wood reinforcement modification treatment agent for an outdoor wood floor. The wood reinforcement modification treatment agent is prepared from the following raw materials in parts by weight: 10-12 parts by weight of silicone acrylic emulsion with a solid content of 50 percent, 4-5 parts by weight of 5-aminolevulinic acid, 12-15 parts by weight of tartaric acid, 0.01-0.02 part by weight of capsaicine, 1-2 parts by weight of azedarach, 15-18 parts by weight of white wine, 10-12 parts by weight of furfuryl alcohol, 25-28 parts by weight of urea, 4-5 parts by weight of borax, 5-6 parts by weight of polyether modified silicone oil, 2-3 parts by weight of sodium dodecyl benzene sulfonate, 350-380 parts by weight of water and 6-8 parts by weight of additive. According to the modification agent prepared by adopting the invention, active ingredients in the azedarach are simply and efficiently extracted, and raw materials such as the silicone acrylic emulsion, the furfuryl alcohol and the capsaicine are introduced, so that the prepared modification treatment agent is adsorbed and combined with wood fibers after penetrating into the wood, thus the mechanical property is improved, the size stability is good, the compressive strength is improved, the dewatering and the moisture resistance are prevented, the weather and ageing resistance are resisted, and microorganisms are difficult to propagate; the wood reinforcement modification treatment agent is especially suitable for making a wood floor for an outdoor environment, is more durable, and is strong in market competitiveness.

Description

A kind of outdoor use timber floor timber strengthens modification agent

Technical field

The present invention relates to timber floor Wooden modifying process field, be specifically related to a kind of outdoor use timber floor timber and strengthen modification agent and preparation method thereof.

Background technology

Timber floor is common fitment material for family, mainly comprise the kinds such as solid wooden floor board, laminated flooring, solid wooden compound floor, core material-timber due to timber floor, it is biological material, itself there is inflammable, perishable, yielding, the shortcoming such as wet-heat resisting not, seriously limited its scope of application, necessary timber is carried out to some pretreatment, to improve the timber defensive ability/resistance ability of environment to external world, improve environment tolerance level.

Existing method for modifying wood mainly utilizes some physical means, chemical modification agent solution is infiltrated through to timber inside, reach and improve physics, chemical property, the final object that improves its serviceability, the timber after yet more existing chemical modification methods are processed, in follow-up use procedure, may have a large amount of volatile organic matter discharges, to surrounding environment, can produce harm, also there is inorganic agent high expensive, performance is not lasting, affect the shortcomings such as decorate properties, in the urgent need to developing the Wood modifier of the novel environment-friendly high-efficiency of a class, fundamentally improve the serviceability of timber floor, improve the shortcoming on Traditional Wood floor.

Summary of the invention

The object of the invention is to provide a kind of outdoor timber floor timber modification agent, to improve its serviceability, reach toughened and reinforced, hydrophobic protection against the tide, the weather-proof effect such as aging, extend the service life of outdoor timber floor, to achieve these goals, the technical solution used in the present invention is as follows:

A kind of outdoor use timber floor timber strengthens modification agent, it is characterized in that, this modifier is made by the raw material of following weight portion: the Silicone acrylic emulsion 10-12 that solid content is 50%, 5-ALA 4-5, tartaric acid 12-15, capsicim 0.01-0.02, azedarach 1-2, white wine 15-18, furfuryl alcohol 10-12, urea 25-28, borax 4-5, polyether modified silicon oil 5-6, neopelex 2-3, water 350-380, auxiliary agent 6-8;

Auxiliary agent is made by the raw material of following weight portion: the aqueous polyurethane emulsion 10-12 that solid content is 50%, sodium phosphate trimer 1-3, sodium humate 4-5, Ludox 2-3, secondary alcohol APEO 1-2, Eugenol 0.1-0.2, water 30, its preparation method is: first by sodium phosphate trimer, sodium humate mixes with water, being stirred to mixed material dissolves completely, add subsequently secondary alcohol APEO, Eugenol, aqueous polyurethane emulsion, dispersed with stirring 20-30min, add again Ludox, stir after 10min, mixed solution ball milling 1-2h, make stabilizing solution, obtain auxiliary agent.

Described a kind of outdoor use timber floor timber strengthens modification agent, and its preparation method is:

(1) first azedarach is put into white wine, airtight immersion 4-5 days, soaks and finishes rear material filtering, filtrate for later use;

(2) capsicim and furfuryl alcohol, neopelex are mixed to material and dissolve dispersion completely, mixed solution is standby;

(3) urea, borax are added to the water, are stirred to after dissolving completely, add other leftover materials and step (1), (2) gained material, with the rotating speed of 1500-1800 rev/min, stir 1-2h, obtain.

Wood modifier advantage of the present invention is: the raw material adopting is environmental protection composition, not containing volatile toxicant, can not work the mischief to environment and human body, and cheap and easy to get, production cost is lower, in preparation method, utilize soaking in Chinese liquor azedarach, the simple and effective active ingredient extracting wherein, reaches the effect of Vermins-proof mildew-proof, azedarach after immersion can also recycle, and avoids the wasting of resources, in addition, urea in raw material, borax, furfuryl alcohol, the raw materials such as Silicone acrylic emulsion, after infiltrating through timber inside, can be good at adsorbing mutually with lumber fibre, thereby improve the mechanical property of timber, improve dimensional stability, the hardness of wood and toughness after modification agent modification of the present invention all obtain lifting, more weather-proof aging, possesses hydrophobic moistureproof ability simultaneously, active component wherein can also suppress growing of microorganism, prevent from damaging by worms rotten, timber after this modification is especially applicable to making the wood floors that use in outdoor environment, more durable in use with the floor of material, the market competitiveness is strong.

The specific embodiment

Embodiment

The modifier of the present embodiment by following weight portion (kilogram) raw material make: the Silicone acrylic emulsion 10 that solid content is 50%, 5-ALA 5, tartaric acid 15, capsicim 0.01, azedarach 1, white wine 15, furfuryl alcohol 12, urea 28, borax 5, polyether modified silicon oil 6, neopelex 3, water 380, auxiliary agent 8; Auxiliary agent is made by the raw material of following weight portion: the aqueous polyurethane emulsion 12 that solid content is 50%, sodium phosphate trimer 3, sodium humate 5, Ludox 2, secondary alcohol APEO 2, Eugenol 0.1, water 30, its preparation method is: first sodium phosphate trimer, sodium humate are mixed with water, being stirred to mixed material dissolves completely, add subsequently secondary alcohol APEO, Eugenol, aqueous polyurethane emulsion, dispersed with stirring 30min, add again Ludox, stir after 10min, mixed solution ball milling 2h, make stabilizing solution, obtain auxiliary agent.

The preparation method for modifier of the present embodiment is:

(1) first azedarach is put into white wine, airtight immersion 5 days, soaks and finishes rear material filtering, filtrate for later use;

(2) capsicim and furfuryl alcohol, neopelex are mixed to material and dissolve dispersion completely, mixed solution is standby;

(3) urea, borax are added to the water, are stirred to after dissolving completely, add other leftover materials and step (1), (2) gained material, with the rotating speeds of 1800 revs/min, stir 2h, obtain.

The present embodiment be take modifier and is impregnated that to process China fir veneer be example, the China fir veneer of same specification is dried after 10h under 50-60 ℃ of condition, be divided into two groups, experimental group is soaked in synthermal modifier, in vacuum, is-0.1MPa, pressure is to impregnate 2h under 0.5MPa condition, take out, after the washing of surface, in natural environment, be dried 7 days, finally under 50-60 ℃ of condition, cure, keep moisture content at 5-6%; Control group is left intact.Two groups of veneers enter subsequent processes, make laminated flooring.

Experimental group China fir veneer after modification and undressed control group China fir veneer carry out respectively performance test, result shows, experimental group China fir compression strength improves 23.5% compared with control group timber, at wood surface inoculation wood after mould and black mould, experimental group China fir veneer surface clean is without mycelia, otherwise control group China fir surface from mildewing is serious; The anti-lixiviate value of experimental group China fir veneer reaches 87.4%, show that the timber after modifier treatment has the resistance leachability having resisted, and the moisture absorption ratio of experimental group China fir is lower, than control group, reduces by 14.3%.

Claims (2)

1. an outdoor use timber floor timber strengthens modification agent, it is characterized in that, this inorganic agent is made by the raw material of following weight portion: the Silicone acrylic emulsion 10-12 that solid content is 50%, 5-ALA 4-5, tartaric acid 12-15, capsicim 0.01-0.02, azedarach 1-2, white wine 15-18, furfuryl alcohol 10-12, urea 25-28, borax 4-5, polyether modified silicon oil 5-6, neopelex 2-3, water 350-380, auxiliary agent 6-8;

Auxiliary agent is made by the raw material of following weight portion: the aqueous polyurethane emulsion 10-12 that solid content is 50%, sodium phosphate trimer 1-3, sodium humate 4-5, Ludox 2-3, secondary alcohol APEO 1-2, Eugenol 0.1-0.2, water 30, its preparation method is: first by sodium phosphate trimer, sodium humate mixes with water, being stirred to mixed material dissolves completely, add subsequently secondary alcohol APEO, Eugenol, aqueous polyurethane emulsion, dispersed with stirring 20-30min, add again Ludox, stir after 10min, mixed solution ball milling 1-2h, make stabilizing solution, obtain auxiliary agent.

2. a kind of outdoor use timber floor timber as claimed in claim 1 strengthens modification agent, and its preparation method is:

(1) first azedarach is put into white wine, airtight immersion 4-5 days, soaks and finishes rear material filtering, filtrate for later use;

(2) capsicim and furfuryl alcohol, neopelex are mixed to material and dissolve dispersion completely, mixed solution is standby;

(3) urea, borax are added to the water, are stirred to after dissolving completely, add other leftover materials and step (1), (2) gained material, with the rotating speed of 1500-1800 rev/min, stir 1-2h, obtain.