AT265618B - Process for reducing or swelling in wood-based materials - Google Patents

Process for reducing or swelling in wood-based materials

Info

Publication number
AT265618B
AT265618B AT694966A AT694966A AT265618B AT 265618 B AT265618 B AT 265618B AT 694966 A AT694966 A AT 694966A AT 694966 A AT694966 A AT 694966A AT 265618 B AT265618 B AT 265618B
Authority
AT
Austria
Prior art keywords
swelling
wood
reducing
based materials
materials
Prior art date
Application number
AT694966A
Other languages
German (de)
Original Assignee
Novopan Gmbh
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
Application filed by Novopan Gmbh filed Critical Novopan Gmbh
Application granted granted Critical
Publication of AT265618B publication Critical patent/AT265618B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
    • B27N1/00—Pretreatment of moulding material
    • B27N1/02—Mixing the material with binding agent
    • B27N1/0209—Methods, e.g. characterised by the composition of the agent
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/64—Macromolecular compounds not provided for by groups C08G18/42 - C08G18/63
    • C08G18/6484—Polysaccharides and derivatives thereof
    • 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
    • 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
    • B27K2240/00—Purpose of the treatment
    • B27K2240/70—Hydrophobation treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Forests & Forestry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
AT694966A 1965-11-19 1966-07-20 Process for reducing or swelling in wood-based materials AT265618B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DED0048684 1965-11-19

Publications (1)

Publication Number Publication Date
AT265618B true AT265618B (en) 1968-10-25

Family

ID=7051348

Family Applications (1)

Application Number Title Priority Date Filing Date
AT694966A AT265618B (en) 1965-11-19 1966-07-20 Process for reducing or swelling in wood-based materials

Country Status (2)

Country Link
AT (1) AT265618B (en)
DE (1) DE1492507A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0092699A2 (en) * 1982-04-26 1983-11-02 The Celotex Corporation Blow line addition of isocyanate binder in fiberboard manufacture
EP0093270A2 (en) * 1982-04-26 1983-11-09 The Celotex Corporation Blow line addition of thermosettable binder in fiberboard manufacture utilizing cooled nozzle

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2921689A1 (en) * 1979-05-29 1980-12-11 Bayer Ag SELF-SEPARATING ISOCYANATE-BASED BINDERS AND THE USE THEREOF IN A METHOD FOR THE PRODUCTION OF MOLDED BODIES
DE2921681A1 (en) * 1979-05-29 1980-12-11 Bayer Ag NEW EMULSIFIERS, AQUEOUS ISOCYANATE EMULSIONS CONTAINING THESE EMULSIFIERS AND THE USE THEREOF AS BINDERS IN A METHOD FOR PRODUCING MOLDED BODIES
DE2921726A1 (en) * 1979-05-29 1980-12-11 Bayer Ag AQUEOUS ISOCYANATE EMULSIONS AND THE USE THEREOF AS BINDERS IN A METHOD FOR PRODUCING MOLDED BODIES
DE3105164A1 (en) * 1981-02-10 1982-09-02 Lignotock Verfahrenstechnik Gmbh, 1000 Berlin Process for pressing and curing mouldings
US5179143A (en) * 1988-07-26 1993-01-12 Bayer Aktiengesellschaft Process for the preparation of compression molded materials
DE4400465A1 (en) 1993-07-12 1995-01-19 Bayer Ag New mixtures and their use as binders for the production of composite materials
DE19529575A1 (en) * 1995-08-11 1997-02-13 Remmers Bauchemie Gmbh Wood prod. with increased weather resistance and dimensional stability - impregnated with reactive poly:isocyanate, esp. di:phenyl-methane di:isocyanate, for plywood, laminate and timber esp. for use outdoors or in damp environment.
EP1716995B1 (en) 2005-04-22 2009-02-25 Georg-August-Universität Göttingen Composition based on fatty acids and paraffin derivatives for protecting lignocellulosic materials

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0092699A2 (en) * 1982-04-26 1983-11-02 The Celotex Corporation Blow line addition of isocyanate binder in fiberboard manufacture
EP0093270A2 (en) * 1982-04-26 1983-11-09 The Celotex Corporation Blow line addition of thermosettable binder in fiberboard manufacture utilizing cooled nozzle
EP0092699A3 (en) * 1982-04-26 1984-07-11 Celotex Corporation Blow line addition of isocyanate binder in fiberboard manufacture
EP0093270A3 (en) * 1982-04-26 1984-07-11 The Celotex Corporation Blow line addition of thermosettable binder in fiberboard manufacture utilizing cooled nozzle

Also Published As

Publication number Publication date
DE1492507A1 (en) 1969-05-22

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