MD1685G2 - Procedeu de tratare antiseptică a fibrei lemnoase - Google Patents
Procedeu de tratare antiseptică a fibrei lemnoase Download PDFInfo
- Publication number
- MD1685G2 MD1685G2 MD99-0286A MD990286A MD1685G2 MD 1685 G2 MD1685 G2 MD 1685G2 MD 990286 A MD990286 A MD 990286A MD 1685 G2 MD1685 G2 MD 1685G2
- Authority
- MD
- Moldova
- Prior art keywords
- solutions
- wood
- chromium
- decay
- mould
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 4
- 239000002023 wood Substances 0.000 title abstract 4
- 230000002421 anti-septic effect Effects 0.000 title abstract 2
- 239000000243 solution Substances 0.000 abstract 5
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 abstract 2
- 241000233866 Fungi Species 0.000 abstract 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical class [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 abstract 1
- 241000238631 Hexapoda Species 0.000 abstract 1
- 241000283984 Rodentia Species 0.000 abstract 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 abstract 1
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical class [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 239000003929 acidic solution Substances 0.000 abstract 1
- 235000019270 ammonium chloride Nutrition 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 239000003637 basic solution Substances 0.000 abstract 1
- 229910052804 chromium Inorganic materials 0.000 abstract 1
- 239000011651 chromium Substances 0.000 abstract 1
- 229910001430 chromium ion Inorganic materials 0.000 abstract 1
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 abstract 1
- 230000000295 complement effect Effects 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 229910052802 copper Inorganic materials 0.000 abstract 1
- 239000010949 copper Substances 0.000 abstract 1
- 238000005470 impregnation Methods 0.000 abstract 1
- 239000002440 industrial waste Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 238000007747 plating Methods 0.000 abstract 1
- 239000002699 waste material Substances 0.000 abstract 1
- 239000011701 zinc Substances 0.000 abstract 1
- 229910052725 zinc Inorganic materials 0.000 abstract 1
Landscapes
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
Invenţia se referă la industria de prelucrare a lemnului, în special la procedeele de protecţie a fibrei lemnoase de putrezire, mucegai, ciuperci, insecte şi rozătoare.Esenţa invenţiei constă în aceea că se propune un procedeu de tratare antiseptică a fibrei lemnoase ce include impregnarea ei cu soluţie apoasă ce conţine compuşii cromului (VI), cuprului (II) şi clorură de amoniu. Suplimentar în soluţie se introduc compuşii zincului (II). În calitate de soluţii ale compuşilor se utilizează deşeuri tehnologice: soluţii acide sau bazice după procesele de cromare şi/sau pasivare a metalelor cu crom, soluţiile acide sau bazice de cupru după tratarea plăcilor de tipar, soluţii după zincare. Soluţiile se amestecă astfel încât să se formeze o compoziţie cu următorul raport al componentelor, g/L:ioni de crom (calculaţi după ionii de bicromat) 1,0…3,5clorură de cupru 1,0…2,0compuşii zincului (calculaţi după ionii de zinc) 4,3…7,4clorură de amoniu 5,0…7,0ioni de sulfat 1,0…1,5ioni de nitrat 1,0…1,5Apoi se realizează tratarea suprafeţei fibrelor lemnoase cu o soluţie de sodă calcinată şi aldehidă formică în cantitate de 10 g/L şi 2…5 g/L, respectiv.Rezultatul constă în sporirea rezistenţei fibrelor lemnoase la putrezire, la acţiunea mucegaiului şi ciupercilor, în posibilitatea utilizării deşeurilor industriale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MD99-0286A MD1685G2 (ro) | 1999-12-06 | 1999-12-06 | Procedeu de tratare antiseptică a fibrei lemnoase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MD99-0286A MD1685G2 (ro) | 1999-12-06 | 1999-12-06 | Procedeu de tratare antiseptică a fibrei lemnoase |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MD1685F1 MD1685F1 (ro) | 2001-06-30 |
| MD1685G2 true MD1685G2 (ro) | 2001-12-31 |
Family
ID=19739507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MD99-0286A MD1685G2 (ro) | 1999-12-06 | 1999-12-06 | Procedeu de tratare antiseptică a fibrei lemnoase |
Country Status (1)
| Country | Link |
|---|---|
| MD (1) | MD1685G2 (ro) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MD4068B1 (ro) * | 2009-06-22 | 2010-09-30 | КОВАЛЕВА Ольга | Procedeu de tratare a pieselor din lemn (variante) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MD4199C1 (ro) * | 2011-10-10 | 2013-09-30 | Государственный Университет Молд0 | Procedeu de tratare antiseptică a pieselor din lemn |
-
1999
- 1999-12-06 MD MD99-0286A patent/MD1685G2/ro unknown
Non-Patent Citations (1)
| Title |
|---|
| Вопросы предохранения древесины от гниения. Свердловск: изд-во АН СССР, 1960, вып.15 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MD4068B1 (ro) * | 2009-06-22 | 2010-09-30 | КОВАЛЕВА Ольга | Procedeu de tratare a pieselor din lemn (variante) |
Also Published As
| Publication number | Publication date |
|---|---|
| MD1685F1 (ro) | 2001-06-30 |
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