CN103205218B - Special filler for plywood glue - Google Patents

Special filler for plywood glue Download PDF

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Publication number
CN103205218B
CN103205218B CN201310163684.2A CN201310163684A CN103205218B CN 103205218 B CN103205218 B CN 103205218B CN 201310163684 A CN201310163684 A CN 201310163684A CN 103205218 B CN103205218 B CN 103205218B
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Prior art keywords
powder
plywood
special filler
granularity
orders
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CN103205218A (en
Inventor
张贵清
魏国栋
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Chengde Longhong Biotechnology Co ltd
Zhang Guiqing
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Individual
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Abstract

The invention belongs to production of plywood and particularly relates to a special filler for plywood glue. The special filler is prepared by uniformly mixing effective dosages of pine bark powder, rice hull powder or peanut shell powder, attapulgite or quartz powder, puffed corn starch, sweet potato seedling powder or sweet potato flour residue, powdery preservative and Junbiqing, and the problems of high cost, bad color and bad water resistance in the prior art are solved in the invention. The special filler for plywood glue has the advantages of wide raw material source, reasonable compatibility, low cost and capability of removing formaldehyde and reinforcing water resistance of plywood, and the like.

Description

Special filler for plywood glue
Technical field
The invention belongs to the production of glued board, refer to a kind of Special filler for plywood glue especially.
Background technology
Current China artificial liner enterprise is in the process making core-board, glued board, building template glued board, and first want impregnation, so-called impregnation is exactly in urea formaldehyde glue, dose a large amount of weighting agents, to reach the object that gluing on veneer is convenient in thickening.Mainly select whole meal flour for the material as weighting agent at present, the addition of flour is mainly determined according to the quality (mainly referring to that water content is how many) of glue, and general glue per ton doses flour amount between 30%-40%.
Publication number is disclose a kind of high efficiency filling material for veneer board in the patent documentation of 1820914, it is the meal utilizing the organic and inorganic mineral such as wood powder, albumen blood meal to mix, thickening power is played with organobentonite, inorganic bentonite and organic cellulose, filling effect is played with wood powder, play a part to increase viscosity with amonang powder, water glass and albumen blood meal, and water glass and albumen blood meal also have the effect absorbing formaldehyde.It is high that above-mentioned prior art also exists albumen blood meal cost, and the weighting agent color of making is bad, and water glass (sodium silicate) does not allow to make carton as requested, the problem such as the water tolerance of weighting agent itself is poor.
Summary of the invention
The object of the present invention is to provide a kind of water tolerance comparatively strong, formaldehyde absorption function, Special filler for plywood glue that cost is lower can be had.
Overall technology design of the present invention is:
Special filler for plywood glue, make after even by the component mixture of following unit mass part:
Cortex Pini powder 250-350 powdered rice hulls or peanut hull meal 150-300 rod soil or silica powder 120-200 expanded corn starch 350-400 sweet potato vine powder or pachyrhizus granulated slag 100-180 powdery sanitas 18-35 bacterium must 5-15 clearly.
Concrete technical conceive of the present invention also has:
For improving weighting agent uniformity coefficient and resolution in glue further, meet the bonding that it comparatively can be used on veneer, preferred technical scheme is simultaneously.Cortex Pini powder, powdered rice hulls or peanut hull meal, the granularity of sweet potato vine powder or pachyrhizus granulated slag is not less than 120 orders, and the granularity of rod soil or silica powder is not less than 325 orders, and the granularity of expanded corn starch is not less than 200 orders.
Selecting of powdery sanitas can adopt multiple starting material, wherein comparatively preferably adopts Sodium Benzoate.
In the present invention, the effect of each component is:
Be main making raw material owing to adopting Cortex Pini powder in the present invention, except wherein increasing except toughness containing more wood fibre, wherein also containing tannin and rosin, tannin can be released at high operating temperatures, because tannin has natural aldehyde effect of going out, so can effectively PARA FORMALDEHYDE PRILLS(91,95) remove.Rosin effectively can improve its water tolerance in glued board high-temperature thermo-compression formation process; Rod soil in stopping composition and silica powder, mainly containing the composition such as silicon-dioxide, aluminium sesquioxide, also can improve the water tolerance of stopping composition further.Powdered rice hulls and peanut hull meal etc., containing fiber, can increase the toughness of stopping composition.Expanded corn starch mainly increases the viscosity of glue.The Main Function of sanitas (Sodium Benzoate) prevents starch from becoming rotten.Bacterium must clear Main Function be prevent powder and slag class material mouldy.
The urea-formaldehyde glue adopting stopping composition of the present invention to add detects through national wood-based plate and Bamboo and wood product Quality Supervision and Inspection Center, the burst size of its free formaldehyde is 0.07%, meet in GB/T14732-2006 the requirement of the burst size of free formaldehyde being answered to≤0.3%, adopt the inspection of glued board through Hebei province's wood-based panel product quality monitoring testing station (Wenan) prepared by the urea-formaldehyde glue adding stopping composition of the present invention, detected result is the detection length of censorship glued board is 2440.0-2440.5mm, width is 1220.0-1220.5mm, thickness is 9.0mm, tolerance 0.2-0.4mm/m is directly spent in edge, squareness tolerance is 0.3-0.4mm/m, angularity is 1.0%, water ratio is 9.1%, bonding strength average out to 0.79MPa, burst size of methanal is 1.0mg/L, the detected result of above leading indicator all meets the relevant requirements of GB/T9846-2004.
Substantive distinguishing features acquired by the present invention and significant technical progress are:
Overall preparation technology of the present invention is simple, and raw material sources are extensive, compatibility is reasonable and cost is lower, select Cortex Pini powder as main raw material, product can be made to possess certain function removing formaldehyde, can strengthen the water tolerance of glued board simultaneously.
Embodiment
Be further described of the present invention below in conjunction with embodiment; but it is not as a limitation of the invention; the content that protection scope of the present invention is recorded with claim is as the criterion, any according to the equivalent technical elements replacement done by this specification sheets, does not all depart from protection scope of the present invention.
Embodiment 1
Special filler for plywood glue, make after even by the component mixture of following unit mass part:
Cortex Pini powder 250 powdered rice hulls or peanut hull meal 150 rod soil or silica powder 120 expanded corn starch 350 sweet potato vine powder or pachyrhizus granulated slag 100 powdery sanitas 18 bacterium must clear 5.
Cortex Pini powder, powdered rice hulls or peanut hull meal, the granularity of sweet potato vine powder or pachyrhizus granulated slag is 120 orders, and the granularity of rod soil or silica powder is 325 orders, and the granularity of expanded corn starch is 200 orders.
Powdery sanitas adopts Sodium Benzoate.
Embodiment 2
Special filler for plywood glue, make after even by the component mixture of following unit mass part:
Cortex Pini powder 350 powdered rice hulls or peanut hull meal 300 rod soil or silica powder 200 expanded corn starch 400 sweet potato vine powder or pachyrhizus granulated slag 180 powdery sanitas 35 bacterium must clear 15.
Cortex Pini powder, powdered rice hulls or peanut hull meal, the granularity of sweet potato vine powder or pachyrhizus granulated slag is 150 orders, and the granularity of rod soil or silica powder is 350 orders, and the granularity of expanded corn starch is 250 orders.
Powdery sanitas adopts Sodium Benzoate.
Embodiment 3
Special filler for plywood glue, make after even by the component mixture of following unit mass part:
Cortex Pini powder 300 powdered rice hulls or peanut hull meal 250 rod soil or silica powder 160 expanded corn starch 380 sweet potato vine powder or pachyrhizus granulated slag 150 powdery sanitas 28 bacterium must clear 8.
Cortex Pini powder, powdered rice hulls or peanut hull meal, the granularity of sweet potato vine powder or pachyrhizus granulated slag is 120 orders, and the granularity of rod soil or silica powder is 325 orders, and the granularity of expanded corn starch is 200 orders.
Powdery sanitas adopts Sodium Benzoate.
Embodiment 4
Special filler for plywood glue, make after even by the component mixture of following unit mass part:
Cortex Pini powder 280 powdered rice hulls or peanut hull meal 280 rod soil or silica powder 180 expanded corn starch 360 sweet potato vine powder or pachyrhizus granulated slag 140 powdery sanitas 26 bacterium must clear 10.
Cortex Pini powder, powdered rice hulls or peanut hull meal, the granularity of sweet potato vine powder or pachyrhizus granulated slag is not less than 120 orders, and the granularity of rod soil or silica powder is not less than 325 orders, and the granularity of expanded corn starch is not less than 200 orders.
Powdery sanitas adopts Sodium Benzoate.

Claims (2)

1. Special filler for plywood glue, it is characterized in that by the component mixture of following unit mass part evenly after make:
Cortex Pini powder 250-350 powdered rice hulls or peanut hull meal 150-300 rod soil or silica powder 120-200 expanded corn starch 350-400 sweet potato vine powder or pachyrhizus granulated slag 100-180 powdery sanitas 18-35 bacterium must 5-15 clearly;
Described Cortex Pini powder, powdered rice hulls or peanut hull meal, the granularity of sweet potato vine powder or pachyrhizus granulated slag is not less than 120 orders, and described rod soil or the granularity of silica powder are not less than 325 orders, and the granularity of described expanded corn starch is not less than 200 orders.
2. Special filler for plywood glue according to claim 1, is characterized in that Sodium Benzoate selected by described powdery sanitas.
CN201310163684.2A 2013-05-02 2013-05-02 Special filler for plywood glue Active CN103205218B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310163684.2A CN103205218B (en) 2013-05-02 2013-05-02 Special filler for plywood glue

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310163684.2A CN103205218B (en) 2013-05-02 2013-05-02 Special filler for plywood glue

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CN103205218A CN103205218A (en) 2013-07-17
CN103205218B true CN103205218B (en) 2015-06-17

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Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103361015B (en) * 2013-08-08 2014-08-20 周广胜 Composite urea-formaldehyde glue composition and application method thereof
CN106479393B (en) * 2016-11-09 2018-07-24 林添波 Filler for wood adhesive
CN109826049B (en) * 2017-11-23 2021-11-19 瑞辰星生物技术(广州)有限公司 Surface sizing agent for papermaking and papermaking method for improving paper strength
CN108977119A (en) * 2018-08-08 2018-12-11 阜南盛原木业有限公司 A kind of glued board filler capturing free formaldehyde
CN109054680A (en) * 2018-08-08 2018-12-21 阜南盛原木业有限公司 A kind of filler improving glued board water resistance
CN113004831A (en) * 2021-03-17 2021-06-22 承德隆宏生物科技有限公司 Filling material capable of releasing negative oxygen ions and replacing flour artificial board glue
CN114085628B (en) * 2021-11-19 2023-01-24 湖北凡高新材料科技有限公司 Composite filling material and application thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1064694A (en) * 1991-03-05 1992-09-23 吉林林学院 Adhesive made of bark powder of larch
CN101845280A (en) * 2009-03-23 2010-09-29 金玉国 Plywood compound type filler
CN102925073A (en) * 2012-11-07 2013-02-13 南宁市源化生态科技有限公司 Filler of plywood adhesive
CN103059769A (en) * 2011-10-22 2013-04-24 徐玮 Glue regulating resin for plywood

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1064694A (en) * 1991-03-05 1992-09-23 吉林林学院 Adhesive made of bark powder of larch
CN101845280A (en) * 2009-03-23 2010-09-29 金玉国 Plywood compound type filler
CN103059769A (en) * 2011-10-22 2013-04-24 徐玮 Glue regulating resin for plywood
CN102925073A (en) * 2012-11-07 2013-02-13 南宁市源化生态科技有限公司 Filler of plywood adhesive

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Inventor after: Zhang Guiqing

Inventor after: Wei Guodong

Inventor before: Zhang Guiqing

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Free format text: CORRECT: INVENTOR; FROM: ZHANG GUIQING TO: ZHANG GUIQING WEI GUODONG

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Effective date of registration: 20201217

Address after: 067500 Bajia community, Wolong Town, Pingquan City, Chengde City, Hebei Province (No. 61, Pingquan Economic Development Zone)

Patentee after: Chengde Longhong Biotechnology Co.,Ltd.

Patentee after: Zhang Guiqing

Address before: 065000 dawangwu village, Qiuzhuang Township, anci District, Langfang City, Hebei Province

Patentee before: Zhang Guiqing

TR01 Transfer of patent right