CN106426471A

CN106426471A - Modification liquid for rosewood

Info

Publication number: CN106426471A
Application number: CN201611078368.5A
Authority: CN
Inventors: 贾超
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-11-30
Filing date: 2016-11-30
Publication date: 2017-02-22

Abstract

The invention discloses a modification liquid for rosewood, belonging to the field of wood processing. The modification liquid comprises the components of 15% of alkaline phenolic resin, 13% of alkaline epoxy resin, 8% of styrene-acrylic emulsion, 20% of sodium hydroxide and 4% of a silane coupling agent, wherein the sodium hydroxide is a water solution with the rate of 1:6 or a solution with the PH value of 13-15. The modification liquid has the advantages that the texture of the soft wood can be hardened; wood resources are fully utilized; and the rosewood can better resist corrosion and worm damage after modification.

Description

A kind of redwood Wooden modifying liquid

Technical field

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

Background technology

Timber is a kind of material that commonly uses in people's productive life, for making furniture, instrument, building, art work etc.；Wood Material is produced by trees, due to the kind difference of trees, growing environment difference, growth cycle difference, causes different trees The timber difference that produces；The timber quality produced by the short trees of growth cycle is soft, low intensity；The trees of growth cycle length Quality is hard, intensity height, while corrosion resistance is strong, 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, different applications are used for；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 as the speed of production of the short trees of growth cycle is fast, resource with regard to relative abundance, but The field application for having high request to intensity and hardness is cannot be used for, causes the wasting of resources；Simultaneously because the trees of growth cycle length The timber resources of production is in short supply, and therefore the market price is just high, and people adopt this timber（As redwood）The product of making is as built Component, furniture, the market value of art work etc. is just high, and it is longer to be always desirable for the cycle, and these timber can equally be subject to ring The erosion in border and damage by worms, therefore, these contradictions perplex application of the people on timber always.

Content of the invention

For puzzlement of the existing timber application to people, the present invention proposes a kind of method that Wooden modifying is processed, and which 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 for processing is taken out；Described step 1 refers to for the container of Wooden modifying apparatuses to open charging door, in pending timber loading container, will fill by 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, vacuum 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 fluid valve is returned, liquid outlet and the liquid return hole of fluid reservoir is separately mounted to, and by pipeline and equipment pipe system System connection；In described heat-exchanger pump pipe laying system, by valve and different pipeline communications；Described plunger displacement pump is arranged on In tubing, described plunger displacement pump has two；Plunger pump valve is connected with described outlet of plunger pump pipeline；Described post Plug pump valve is 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 tubing； Described switch valve A is arranged in tubing, between switch valve B and heat-exchanger pump and plunger pump valve and container valve； Described switch valve B in the tubing, 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 returns fluid valve and switch valve B and heat-exchanger pump and vacuum pump positioned at fluid reservoir in tubing Between valve and switch valve D and container valve；Described switch valve D is arranged in tubing, positioned at switch valve C and vacuum pump Between valve and container valve and fluid reservoir liquid valve door and heat-exchanger pump and plunger displacement pump；Described vacuum pump is arranged on tubing In, its import is connected with vavuum pump valve；Described vavuum pump valve is installed in the import of vacuum pump, and passes through pipeline and switch Valve C and switch valve D and container valve connection；Described container is metal enclosed container, is provided with the lid for opening and closing, Installed in semi-underground, its two ends is provided with container valve；Described container valve includes fluid injection valve and draining valve, pacifies respectively It is mounted in container two ends.

Described container includes electric heater unit, temperature control equipment, liquidometer, container valve base, blow-off pipe, blowdown Valve, pressure control device；Described electric heater unit is connected with temperature control equipment in container；Described temperature control Device processed is connected with electric heater unit and control system on container；Described liquidometer is on container, and which shows It is partially installed on external container；Described container valve base is installed in 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 installed on blow-off pipe；Described blowoff valve can open or close the break-make of blow-off pipe on blow-off pipe；Institute The pressure control device that states is on container, and connects with container intracavity, and is connected with control system and can be shown by wire Show and pressure inside control container.

Described step 2 is referred to, after container closure, open modified device in vacuum pump, open vavuum pump valve and Draining valve in container valve, simultaneously closes off other all valves, and vacuum pump will install evacuation in the container of timber.

Described step 3 is referred to, opens the liquid valve door of liquid storage tank valve, is started heat-exchanger pump, is opened 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%, sodium hydroxide 20%th, higher fatty acids sodium 5%, aluminium stearate 7%, epoxy aliphatic acid methyl ester 8%, sodium alkyl benzene sulfonate 5%, silane coupler 4%；Institute The sodium hydroxide that states refers to 1:8 aqueous solutions 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 ingredient includes alkalescent phenol resin 15%, base epoxy 13%, styrene-acrylic emulsion 8%, sodium hydroxide 20%, silane coupler 4%；Described sodium hydroxide is 1:6 Aqueous solution or pH value are the solution of 13-15.

Described step 4 is referred to, is started plunger displacement pump, is opened 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 for being connected with impregnating autoclave by plunger displacement pump is pressurizeed to impregnating autoclave, When dipping pressure inside the tank reaches setting value, plunger displacement pump is closed.

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, all valves and heat-exchanger pump is closed, 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 More resistant to corroding and damage by worms.

Description of the drawings

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. vacuum 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 description of the drawings present invention；First First prepare Wooden modifying liquid, wherein redwood Wooden modifying liquid select commercially available alkalescent phenol resin 15%, base epoxy 13%, Styrene-acrylic emulsion 8%, sodium hydroxide 20%, silane coupler 4%；Described sodium hydroxide is 1:6 aqueous solution or pH value are 13-15 Solution, alkalescent phenol resin 15%, base epoxy 13%, styrene-acrylic emulsion 8%, sodium hydroxide（1:6 aqueous solutions 20% or pH value For 13-15）, silane coupler 4%；According to quantity aluminium stearate is stirred with epoxy aliphatic acid methyl ester synthesis, by above-mentioned raw material Container is respectively placed in, sodium hydroxide solution respectively at other raw material heating stirrings（Styrene-acrylic emulsion is met sodium hydroxide and can be become sticky Thick, heating mixing time will be grown）, after all raw material and sodium hydroxide mix no precipitation completely, will all raw material conjunction Become container heating stirring to mix no to precipitate.55 degrees Celsius of heating completes the preparation of softwood modification liquid.

From commercially available alkalescent phenol resin 15%, base epoxy 13%, styrene-acrylic emulsion 8%, sodium hydroxide 20%, silane Coupling agent 4%；Described sodium hydroxide is 1:6 aqueous solution or pH value are the solution of 13-15, and precentagewise is by above two alkali Property the heating of resin and sodium hydroxide stir, after being completely dissolved, add surplus material synthesis heating 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, molten with styrene-acrylic emulsion heating stirring Solution, dipping redwood can increase pliability of wood, can also stablize timber collapsibility, fix implant with silane coupler.

As Fig. 1, in this example, 2300 millimeters of diameter is selected, highly 3000 millimeters of seamless steel pipe cost of manufacture industry universal Container 12, closes in one end of container 12, and the other end arranges the lid that can open；Outside the two ends of container 12, container is set 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；By liquidometer on container 12, its display portion is outside container 12 Portion；Blow-off pipe is arranged on the bottom of container 12, and 12 inner space of container, and blowoff valve is installed on blow-off pipe；By blowdown Valve can open or close the break-make of blow-off pipe on blow-off pipe；Commercially available pressure control device is arranged on container 12 On, and the inner space with container 12, and the pressure that can show with inside control container 12 is connected by wire with control system Power, above just constitute container 12, from the fluid reservoir that the general volume of the commercially available industry is 5 cubic metres as fluid reservoir 1, From the commercially available stop valve supporting with fluid reservoir 1 as liquid storage tank valve 2, from two respectively as liquid valve door in this example 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 it is installed in tubing, in this example, selects two；From commercially available stop valve as plunger pump valve Door 5 can also select electromagnetic valve, be installed on the outlet conduit of plunger displacement pump 4, and one end is connected with the outlet of plunger displacement pump 4, separately One end is connected with tubing；From commercially available stop valve or electromagnetic valve as switch valve A6, switch valve B7, switch valve C8, Switch valve D9, by switch valve A6 in tubing, positioned at switch valve B7 and heat-exchanger pump 3 and plunger pump valve 5 and container Between valve 13；By described switch valve B7 in the tubing, positioned at switch valve A6 and heat-exchanger pump 3 and switch valve C8 and Fluid reservoir is returned between fluid valve；By described switch valve C8 in tubing, fluid valve and switch is returned 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 tubing, positioned at switch valve C8 and vavuum pump valve 11 and container valve 13 and fluid reservoir liquid valve door and 3 He of heat-exchanger pump Between plunger displacement pump 4；And it is installed in tubing as vacuum pump 10 from commercially available vacuum pump, its import and vacuum pump Valve 11 connects；By described vavuum pump valve 11 installed in the import of vacuum pump 10, and by pipeline and switch valve C8 and open Close valve D9 and container valve 13 connects；By container 12 installed in semi-underground, its two ends is provided with container valve 13；Select in this example Described container valve 13 is separately mounted to 12 liang of container respectively as fluid injection valve and draining valve by two container valves 13 End is simultaneously connected with tubing；From the general control system of the industry as control system in this example, and with each function part Part and power supply connection, 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 12 top loading mouth of container （Upper cover is separated from flange with tank body）, satisfactory timber is used special tooling colligation, fixation in groups, adopts bridge afterwards Formula crane is hung in container 12 in order, after filling, is closed the charging door of container 12（Using opening soon in this example, Kuai Bi mechanism Will be locked to upper cover and container body or with bolt, adpting flange is fastened）；2nd, the vacuum pump 10 in modified device is opened, is opened true Draining valve in empty pump valve 11 and container valve 13, simultaneously closes off other all valves, and vacuum pump 10 will install timber Evacuation in container 12, the impurity such as the moisture in the air in container 12 and lumber fibre, gas is extracted out, treats that container 12 is intrinsic pressure When being down to 0.1Mp by force, vacuum pump 10 shuts down, and simultaneously closes off connection vavuum pump valve 11 and container 12 container valve 13 Draining valve；3rd, the liquid valve door of liquid storage tank valve 2 is opened, is started 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 is filled, The electric heater unit in container 12 is opened, the Wooden modifying liquid in container 12 is heated, meanwhile, open two container valves 13rd, switch valve A6, switch valve D9 keep 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 is filled Put stopping electric heater unit heating, the draining valve that now closes in container valve 13 and heat-exchanger pump 3；4th, start plunger displacement pump 4, and Plunger pump valve 5 is opened, the fluid injection valve of container valve 13 is opened, other all valves are simultaneously closed off, 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 range all the time in setting of the pressure in holding container 12, until the pressurize of default Time terminates；6th, the draining valve of container valve 13 is opened, controlled valve B7 is opened, time fluid valve in liquid storage tank valve 2, closes Other all valves are closed, is started 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, all valves and heat-exchanger pump 3 is closed, the lid of container 12 is opened, take out the timber in container 12.

Claims

1. a kind of redwood Wooden modifying liquid, it is characterised in that：Its ingredient includes alkalescent phenol resin 15%, alkaline asphalt mixtures modified by epoxy resin Fat 13%, styrene-acrylic emulsion 8%, sodium hydroxide 20%, silane coupler 4%；Described sodium hydroxide is 1:6 aqueous solution or pH value are The solution of 13-15.