CN106393346A

CN106393346A - Soft wood modification liquid

Info

Publication number: CN106393346A
Application number: CN201611078371.7A
Authority: CN
Inventors: 贾超
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-11-30
Filing date: 2016-11-30
Publication date: 2017-02-15

Abstract

The invention discloses soft wood modification liquid and belongs to the field of wood machining. The soft wood modification liquid comprises 15% of alkaline phenolic resin, 8% of nano titanium dioxide, 8% of styrene-acrylic emulsion, 20% of sodium hydroxide, 5% of high-grade sodium aliphatate, 7% of aluminum stearate, 8% of epoxidized fatty acid methyl esters, 5% of sodium alkyl benzene sulfonate and 4% of a silane coupling agent. The sodium hydroxide is a 1: 8 water solution or a sodium hydroxide solution with the PH value ranging from 11 to 13. The soft wood modification liquid has the beneficial effects of being capable of hardening soft wood and making rosewood more corrosion resistant and worm-eaten resistance, and the tree resource is fully utilized.

Description

A kind of softwood modification liquid

Technical field

The invention belongs to wood processing field, particularly to a kind of Wooden modifying processing method.

Background technology

Timber is conventional a kind of material in people's productive life, for making furniture, instrument, building, art work etc.；Wood Material is produced by trees, and because the kind of trees is different, growing environment is different, and growth cycle is different, causes different trees The timber produced is different；The timber quality that the short trees of growth cycle are produced is soft, low intensity；The trees of growth cycle length Quality is hard, and intensity is high, and corrosion resistance is strong simultaneously, can resist environmental corrosion and not allow to be subject to damage by worms, and growth cycle is short Timber just do not possess these features；According to the heterogeneity of timber, it is used for different applications；Yet with growth week The tree resources of phase length are few, and cause the speed of response slow due to growth cycle length it is impossible to enough meet people to this quality heavily fortified point Firmly, the demand of the high timber of intensity, and because the speed of production of the short trees of growth cycle is fast, resource with regard to relative abundance, but The field that cannot be used for having high request to intensity and hardness is applied, and causes the wasting of resources；Simultaneously because the trees of growth cycle length The timber resources producing is in short supply, and therefore the market price is just high, and people adopt this timber（As redwood）The product making is as built Component, furniture, the market value of art work etc. is just high, and the cycle that is always desirable for is longer, and these timber equally can be subject to ring The erosion in border and damaging by worms, therefore, these contradictions perplex application on timber for the people always.

Content of the invention

For the puzzlement to people for the existing timber application, the present invention proposes a kind of method that Wooden modifying is processed, and it is special Levy and be：Comprise the following steps：1st, pending timber is loaded in the container of modification equipment；2nd, by container vacuum-pumping； 3rd, Wooden modifying liquid is added in container；4th, pressurize；5th, pressurize；6th, pressure release；7th, the timber processing is taken out；Described step 1 refers to for the container of Wooden modifying apparatuses to open charging door, will in pending timber loading container, fill container after container Closing.

Described modification equipment, including fluid reservoir, liquid storage tank valve, heat-exchanger pump, plunger displacement pump, plunger pump valve, opens Close valve A, switch valve B, switch valve C, switch valve D, vavuum pump, vavuum pump valve, container, container valve；Described fluid reservoir is Can closed container, Wooden modifying liquid can be accommodated, its two ends is separately installed with liquid storage tank valve；Described liquid storage tank valve bag Include fluid valve and return fluid valve, be separately mounted to liquid outlet and the liquid return hole of fluid reservoir, and by pipeline and equipment pipe system System connects；In described heat-exchanger pump pipe laying system, by valve and different pipeline communications；Described plunger displacement pump is arranged on In pipe-line system, described plunger displacement pump has two；It is connected with plunger pump valve on described outlet of plunger pump pipeline；Described post Plug pump valve is arranged on the outlet conduit of plunger displacement pump, and one end is connected with the outlet of plunger displacement pump, and the other end is connected with pipe-line system； Described switch valve A is arranged in pipe-line system, between switch valve B and heat-exchanger pump and plunger pump valve and container valve； Described switch valve B is arranged in pipe-line system, positioned at switch valve A and heat-exchanger pump and switch valve C and fluid reservoir return fluid valve it Between；Described switch valve C is arranged in pipe-line system, returns fluid valve and switch valve B and heat-exchanger pump and vavuum pump positioned at fluid reservoir Between valve and switch valve D and container valve；Described switch valve D is arranged in pipe-line system, positioned at switch valve C and vavuum pump Between valve and container valve and fluid reservoir liquid valve door and heat-exchanger pump and plunger displacement pump；Described vavuum pump is arranged on pipe-line system In, its import is connected with vavuum pump valve；Described vavuum pump valve is arranged on the import of vavuum pump, and passes through pipeline and switch Valve C and switch valve D and container valve connect；Described container is metal enclosed container, is provided with the lid opening and closing, It is arranged on semi-underground, its two ends is provided with container valve；Described container valve includes fluid injection valve and draining valve, pacifies respectively It is contained in container two ends.

Described container includes electric heater unit, temperature control equipment, liquid level gauge, container valve base, blow-off pipe, blowdown Valve, pressure control device；Described electric heater unit is arranged in container, is connected with temperature control equipment；Described temperature control Device processed is arranged on container, is connected with electric heater unit and control system；Described liquid level gauge is arranged on container, its display It is partially installed on external container；Described container valve base is arranged on the two ends of container, and one end is connected with container intracavity, another End is provided with the structural element being connected with container valve；Described blow-off pipe is arranged on the bottom of container, connects with container intracavity, Blowoff valve is provided with blow-off pipe；Described blowoff valve is arranged on blow-off pipe, can open or close the break-make of blow-off pipe；Institute The pressure control device stated is arranged on container, and connects with container intracavity, and is connected with control system and can be shown by wire Show and the pressure within control container.

Described step 2 refers to, after container closure, open modified device in vavuum pump, open vavuum pump valve and Draining valve in container valve, simultaneously closes off other all valves, and vavuum pump vacuumizes installing in the container of timber.

Described step 3 refers to, opens the liquid valve door of liquid storage tank valve, starts heat-exchanger pump, opens switch valve A, container The fluid injection valve of valve, closes other all valves, injects Wooden modifying liquid into container.

Described Wooden modifying liquid includes softwood modification liquid and redwood Wooden modifying liquid, and described softwood is modified Liquid it is characterised in that：Its composition includes alkalescent phenol resin 15%, Nano titanium dioxide 8%, styrene-acrylic emulsion 8%, NaOH 20%th, higher fatty acids sodium 5%, aluminum stearate 7%, epoxy aliphatic acid methyl ester 8%, sodium alkyl benzene sulfonate 5%, silane coupler 4%；Institute The NaOH stated refers to 1:8 aqueous solution or pH value are the sodium hydroxide solution of 11-13.

The described Wooden modifying liquid for redwood timber it is characterised in that：Its part includes alkalescent phenol resin 15%, base epoxy 13%, styrene-acrylic emulsion 8%, NaOH 20%, silane coupler 4%；Described NaOH is 1:6 The aqueous solution or pH value are the solution of 13-15.

Described step 4 refers to, starts plunger displacement pump, opens plunger pump valve, open the liquid valve door of liquid storage tank valve, with The fluid injection valve of container valve, other valve closings, the fluid injection pipeline being connected with impregnating autoclave by plunger displacement pump is pressurizeed to impregnating autoclave, When dipping pressure inside the tank reaches setting value, close plunger displacement pump.

Described step 5 refers to each valve state with step 4, when the pressure drop in container, plunger displacement pump automatic to Pressurization in container.

Described step 6 refers to open the draining valve of container valve, opens controlled valve B, returning in liquid storage tank valve Fluid valve, closes other all valves, starts heat-exchanger pump, the liquid in container is vented back in fluid reservoir.

After described step 7 refers to discharge totally the Wooden modifying liquid in container, close all valves and heat-exchanger pump, will Container cover is opened, and takes out the timber in container.

Beneficial effect

The beneficial effects of the present invention is, can will be hardening for softwood quality, make full use of tree resources, redwood can be become Obtain more resistant to corrosion and damage by worms.

Brief description

Fig. 1 is the structural representation of wood modifying processing device

1. fluid reservoir, 2. liquid storage tank valve, 3. heat-exchanger pump, 4. plunger displacement pump, 5. plunger pump valve, 6. switch valve A, 7. switch valve B, 8. switch valve C, 9. switch valve D, 10. vavuum pump, 11. vavuum pump valves, 12. containers, 13. container valves.

Specific embodiment

In order to further illustrate technical scheme, in conjunction with the specific embodiment of the brief description present invention；First First prepare Wooden modifying liquid, wherein redwood Wooden modifying liquid selects commercially available alkalescent phenol resin 15%, base epoxy 13%, Styrene-acrylic emulsion 8%, NaOH 20%, silane coupler 4%；Described NaOH is 1:6 aqueous solution or pH value are 13-15 Solution, alkalescent phenol resin 15%, base epoxy 13%, styrene-acrylic emulsion 8%, NaOH（1:6 aqueous solution 20% or pH value For 13-15）, silane coupler 4%；According to quantity aluminum stearate is stirred with epoxy aliphatic acid methyl ester synthesis, by above-mentioned raw material It is respectively placed in container, sodium hydroxide solution is heated stirring respectively at other raw material（Styrene-acrylic emulsion is met NaOH and can be become sticky Thick, mixing time of heating will be grown）, after all raw material and NaOH mix no precipitate completely, will close all raw material Container stirring of heating is become to mix and no precipitate.Heat 55 degrees Celsius and complete the preparation of softwood modification liquid.

From commercially available alkalescent phenol resin 15%, base epoxy 13%, styrene-acrylic emulsion 8%, NaOH 20%, silane Coupling agent 4%；Described NaOH is 1:6 aqueous solution or pH value are the solution of 13-15, and precentagewise is by above two alkali Property resin heat with NaOH and stir, after being completely dissolved, add surplus material synthesis to heat stirring one hour, temperature 55 Degree Celsius, that is, complete the preparation of redwood Wooden modifying liquid.

Alkalescent phenol resin and epoxy resin are to be filled primarily with thing inside lumber fibre, and heating with styrene-acrylic emulsion, it is molten to stir Solution, dipping redwood can increase pliability of wood, also can stablize timber collapsibility, fixes filler with silane coupler.

As Fig. 1, in this example, select 2300 millimeters of diameter, highly 3000 millimeters of seamless steel pipe cost of manufacture industry universal Container 12, the lid that can open in one end of container 12 closing, other end setting；Container is set outside the two ends of container 12 The installation base of valve 13 is simultaneously connected with container valve 13, installs commercially available electric heater unit and supporting in the inside of container 12 Temperature control equipment, and be connected with control system；Liquid level gauge is arranged on container 12, its display portion is arranged on outside container 12 Portion；Blow-off pipe is arranged on the bottom of container 12, and container 12 inner space, and blowoff valve is installed on blow-off pipe；By blowdown Valve is arranged on blow-off pipe, can open or close the break-make of blow-off pipe；Commercially available pressure control device is arranged on container 12 On, and the inner space with container 12, and be connected with control system by wire can show and control container 12 within pressure Power, above just constitute container 12, from the general volume of the commercially available industry be 5 cubic metres fluid reservoir as fluid reservoir 1, From the commercially available stop valve supporting with fluid reservoir 1 as liquid storage tank valve 2, select two in this example respectively as liquid valve door With return fluid valve and be installed in the two ends of fluid reservoir 1, and be connected with equipment pipe system by pipeline；From commercially available heat Water pump as heat-exchanger pump 3 and by its pipe laying system, by valve and different pipeline communications；From commercially available plunger displacement pump As plunger displacement pump 4 and be installed in pipe-line system, in this example, select two；From commercially available stop valve as plunger pump valve Door 5 can also select magnetic valve, is installed on the outlet conduit of plunger displacement pump 4, one end is connected with the outlet of plunger displacement pump 4, separately One end is connected with pipe-line system；From commercially available stop valve or magnetic valve as switch valve A6, switch valve B7, switch valve C8, Switch valve D9, switch valve A6 is arranged in pipe-line system, positioned at switch valve B7 and heat-exchanger pump 3 and plunger pump valve 5 and container Between valve 13；Described switch valve B7 is arranged in pipe-line system, positioned at switch valve A6 and heat-exchanger pump 3 and switch valve C8 and Fluid reservoir returns between fluid valve；Described switch valve C8 is arranged in pipe-line system, returns fluid valve and switch positioned at fluid reservoir Between valve B7 and heat-exchanger pump 3 and vavuum pump valve 11 and switch valve D9 and container valve 13；Described switch valve D9 is arranged on In pipe-line system, positioned at switch valve C8 and vavuum pump valve 11 and container valve 13 and fluid reservoir liquid valve door and heat-exchanger pump 3 He Between plunger displacement pump 4；And it is installed in pipe-line system as vavuum pump 10 from commercially available vavuum pump, its import and vavuum pump Valve 11 connects；Described vavuum pump valve 11 is arranged on the import of vavuum pump 10, and by pipeline and switch valve C8 and opens Close valve D9 and container valve 13 connects；Container 12 is arranged on semi-underground, its two ends is provided with container valve 13；Select in this example Two container valves 13, respectively as fluid injection valve and draining valve, described container valve 13 are separately mounted to 12 liang of container End is simultaneously connected with pipe-line system；Select the general control system of the industry in this example as control system, and with each function part Part and power supply connect, and just complete the enforcement of wood modifying processing device.

Carry out to softwood and redwood Wooden modifying according to same steps in this example, 1, open container 12 top loading mouth （Upper cover is separated from flange with tank body）, satisfactory timber is used in groups special tooling colligation, fixation, adopts bridge afterwards Formula crane hangs in container 12 in order, after filling, closes the charging door of container 12（In this example using opening soon, Kuai Bi mechanism By locked to upper cover and container body or with bolt, adpting flange is fastened）；2nd, open the vavuum pump 10 in modified device, open true Draining valve in empty pump valve 11 and container valve 13, simultaneously closes off other all valves, and vavuum pump 10 will install timber Vacuumize in container 12, the impurity such as the moisture in the air in container 12 and lumber fibre, gas are extracted out, treats container 12 internal pressure When being down to 0.1Mp by force, vavuum pump 10 shuts down, and simultaneously closes off connection vavuum pump valve 11 and container 12 container valve 13 Draining valve；3rd, open the liquid valve door of liquid storage tank valve 2, start heat-exchanger pump 3, open switch valve A, the fluid injection of container valve 13 Valve, closes other all valves, injects Wooden modifying liquid into container 12；After the Wooden modifying liquid in container 12 fills, Open the electric heater unit in container 12, the Wooden modifying liquid in container 12 is heated, meanwhile, open two container valves 13rd, switch valve A6, switch valve D9 keeps other valve closings simultaneously, and the Wooden modifying liquid in container 12 is circulated, to protect Card Wooden modifying liquid homogeneous heating and raising firing rate, when the temperature in container 12 reaches design temperature, temperature control fills Put stopping electric heater unit heating, now close draining valve and the heat-exchanger pump 3 in container valve 13；4th, start plunger displacement pump 4, and Open plunger pump valve 5, open the fluid injection valve of container valve 13, simultaneously close off other all valves, pressurize into container 12, When pressure reaches setting value（8-9.5MPa is set in this example）, the pressure control device on container 12 sent by control system Instruction, stop plunger pump 4 runs；5th, when the pressure drop in container 12, control system instruction plunger displacement pump 4 starts temporarily, to Supplementary pressure in container 12, the pressure in holding container 12 is in the pressure range of setting all the time, until the pressurize of default Time terminates；6th, open the draining valve of container valve 13, open controlled valve B7, time fluid valve in liquid storage tank valve 2, closes Close other all valves, start heat-exchanger pump 3, the liquid in container 12 is vented back in fluid reservoir 1；7th, by the liquid in container 12 After body is discharged totally, close all valves and heat-exchanger pump 3, the lid of container 12 is opened, take out the timber in container 12.

Claims

1. a kind of softwood modification liquid it is characterised in that：Its composition includes alkalescent phenol resin 15%, Nano titanium dioxide 8%th, styrene-acrylic emulsion 8%, NaOH 20%, higher fatty acids sodium 5%, aluminum stearate 7%, epoxy aliphatic acid methyl ester 8%, benzene sulfonamide Sour sodium 5%, silane coupler 4%；Described NaOH refers to 1:8 aqueous solution or pH value are the sodium hydroxide solution of 11-13.