FI72456C - Impregneringskomposition för termokemisk modifiering av trä och dess f ramställningsförfarande. - Google Patents

Impregneringskomposition för termokemisk modifiering av trä och dess f ramställningsförfarande. Download PDF

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Publication number
FI72456C
FI72456C FI832205A FI832205A FI72456C FI 72456 C FI72456 C FI 72456C FI 832205 A FI832205 A FI 832205A FI 832205 A FI832205 A FI 832205A FI 72456 C FI72456 C FI 72456C
Authority
FI
Finland
Prior art keywords
water
urea
aqueous
phenols
mixture
Prior art date
Application number
FI832205A
Other languages
English (en)
Finnish (fi)
Other versions
FI72456B (fi
FI832205L (fi
FI832205A0 (fi
Inventor
Karl Ritsovich Kiisler
Peep Gerkhardovich Kristianson
Tiya-Maya Fridrikhovna Sjuld
Tiit Karlovich Kaps
Myart Augustovich Riistop
Juri Khindrekovich Rokk
Toomas Oskarovich Matvere
Juri Edgarovich Pravon
Ilmar Martovich Evert
Original Assignee
Tallinsk Polt Inst
Derevoobrabatyv Vilsnurk
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from SU823484250A external-priority patent/SU1134582A1/ru
Application filed by Tallinsk Polt Inst, Derevoobrabatyv Vilsnurk filed Critical Tallinsk Polt Inst
Publication of FI832205A0 publication Critical patent/FI832205A0/fi
Publication of FI832205L publication Critical patent/FI832205L/fi
Application granted granted Critical
Publication of FI72456B publication Critical patent/FI72456B/fi
Publication of FI72456C publication Critical patent/FI72456C/sv

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
    • B27K3/02—Processes; Apparatus
    • B27K3/15—Impregnating involving polymerisation including use of polymer-containing impregnating agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K5/00—Treating of wood not provided for in groups B27K1/00, B27K3/00
    • B27K5/001—Heating
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L97/00—Compositions of lignin-containing materials
    • C08L97/02—Lignocellulosic material, e.g. wood, straw or bagasse
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/28—Nitrogen-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/05—Alcohols; Metal alcoholates
    • C08K5/053—Polyhydroxylic alcohols
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
    • C08L61/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08L61/22—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
    • C08L61/24—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with urea or thiourea

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Forests & Forestry (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Liquid Carbonaceous Fuels (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)

Claims (2)

1. Impregneringskomposition för termokemisk modifie-ring av trä, innehällande monomera resorcinoler och bunden 5 formaldehyd i en etylalkoholhaltig vatten-alkohollösning, kännetecknad därav, att den innehäller vatten-lösliga totala skifferoljefenoler med en hydroxylgrupphalt av 12,0-13,3 mekv/g, säsom monomera resorcinoler, karbamid, hexametylentetramin och molekylkomplex av dessa fenoler 10 med karbamid och hexametylentetramin i jämviktstillständ och att den dessutom innehäller etenglykol, en homolog därav eller glycerol, varvid impregneringskompositionen har följande kemiska sammansättning i viktdelar: vattenlösliga totala skifferoljefenoler 100 15 karbamid 28-36 formaldehyd 35-40 ammoniak 13-15 etjenglykol, homolog därav eller glycerol 3-10 etylalkohol 5-1750 20 vatten 100-3370
2. Förfarande för framställning av en impregneringskomposition enligt patentkravet 1, kännetecknat därav, att man dels uppvärmer en blandning, som bestär av vattenlösliga totala skifferoljefenoler med en hydroxyl- 25 grupphalt av 12,0-13,3 mekv/g, karbamid, en polybasisk alkohol vilken är etenglykol, en homolog därav eller glycerol, etylalkohol och vatten, vid en temperatur av 60-95°C, varvid samtliga beständsdelar ingär i denna blandning i följande viktdelar: 30 vattenlösliga totala skifferoljefenoler 100 karbamid 28-36 etenglykol, homolog därav eller glycerol 3-10 etylalkohol 6-1025 vatten 3-1492 35 varigenom man erhäller en vatten-alkohollösning, som innehäller nämnda vattenlösliga totala skifferoljefenoler,
FI832205A 1982-06-17 1983-06-16 Impregneringskomposition för termokemisk modifiering av trä och dess f ramställningsförfarande. FI72456C (sv)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SU823484250A SU1134582A1 (ru) 1982-06-17 1982-06-17 Пропиточный состав дл термохимического модифицировани древесины
SU3484250 1982-06-17
SU3499921 1982-10-22
SU3499921 1982-10-22

Publications (4)

Publication Number Publication Date
FI832205A0 FI832205A0 (fi) 1983-06-16
FI832205L FI832205L (fi) 1983-12-18
FI72456B FI72456B (fi) 1987-02-27
FI72456C true FI72456C (sv) 1987-06-08

Family

ID=26665943

Family Applications (1)

Application Number Title Priority Date Filing Date
FI832205A FI72456C (sv) 1982-06-17 1983-06-16 Impregneringskomposition för termokemisk modifiering av trä och dess f ramställningsförfarande.

Country Status (5)

Country Link
CA (1) CA1190003A (sv)
DE (1) DE3321927A1 (sv)
FI (1) FI72456C (sv)
NO (1) NO158662C (sv)
SE (1) SE459958B (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI94607C (sv) * 1993-05-28 1995-10-10 Finnforest Oy Förfarande för härdning av trämaterial

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE601539C (de) * 1925-05-15 1934-08-17 Bakelite Ltd Verfahren zur Herstellung von harzartigen Kondensationsprodukten aus Phenolen, Harnstoff und Aldehyden
CH141109A (de) * 1928-01-02 1930-07-15 Kanzok Adolf Verfahren zum Imprägnieren poröser Materialien mit Kunstharzen.

Also Published As

Publication number Publication date
SE8303209D0 (sv) 1983-06-07
SE8303209L (sv) 1983-12-18
DE3321927A1 (de) 1983-12-22
FI72456B (fi) 1987-02-27
NO158662B (no) 1988-07-11
FI832205L (fi) 1983-12-18
NO158662C (no) 1988-10-19
NO832190L (no) 1983-12-19
SE459958B (sv) 1989-08-28
CA1190003A (en) 1985-07-09
FI832205A0 (fi) 1983-06-16

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: DEREVOOBRABATYVAJUSCHY KOMBINAT

Owner name: TALLINSKY POLITEKHNICHESKY INSTITUT