GB598785A - Improvements in the manufacture of moulded articles from vegetable material - Google Patents

Improvements in the manufacture of moulded articles from vegetable material

Info

Publication number
GB598785A
GB598785A GB2327445A GB2327445A GB598785A GB 598785 A GB598785 A GB 598785A GB 2327445 A GB2327445 A GB 2327445A GB 2327445 A GB2327445 A GB 2327445A GB 598785 A GB598785 A GB 598785A
Authority
GB
United Kingdom
Prior art keywords
halogen
vegetable matter
vegetable
wholly
moulded articles
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB2327445A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ASP Chemical Co Ltd
Original Assignee
ASP Chemical Co Ltd
Filing date
Publication date
Application filed by ASP Chemical Co Ltd filed Critical ASP Chemical Co Ltd
Publication of GB598785A publication Critical patent/GB598785A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08HDERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
    • C08H99/00Subject matter not provided for in other groups of this subclass, e.g. flours, kernels
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L97/00Compositions of lignin-containing materials
    • C08L97/002Peat, lignite, coal
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L97/00Compositions of lignin-containing materials
    • C08L97/02Lignocellulosic material, e.g. wood, straw or bagasse
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L61/00Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
    • C08L61/04Condensation polymers of aldehydes or ketones with phenols only
    • C08L61/06Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Ceramic Engineering (AREA)
  • Biochemistry (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

Vegetable matter is prepared for use in making moulded articles by submitting it to the action of a halogen other than fluorine and particularly chlorine, removing wholly or in part adsorbed or loosely combined halogen or halogen compounds by treatment with hot air, dry steam or weak alkali, followed by drying, grinding and sieving the resultant product, which is then moulded under heat and pressure, with or without addition of binders, plasticisers, lubricants, accelerators and dyes (see Group V). The preferred method of treating the vegetable matter with halogen is by passing gaseous chlorine, pure or mixed with air, through the material contained in a tower or series of towers or by injecting the gas into a vessel filled with raw materials. The vegetable material may be sawdust, wood-shavings, flax shives, sisal flesh, peat, or waste paper.ALSO:Moulded articles are prepared from vegetable matter by submitting it to the action of a halogen, other than fluorine, and particularly chlorine, removing wholly or in part adsorbed or loosely combined halogen or halogen compounds by treatment with hot air, dry steam or weak alkali, followed by drying, grinding and sieving the resultant product and moulding under heat and pressure. Binders, e.g., artificial resins and waxes, plasticisers, e.g., hexamine, lubricants, e.g., zinc stearate, accelerators such as triphenylphosphate or dyes such as nigrosine may be added. The vegetable matter used may be in its green or dried state and partially or wholly decomposed as, e.g., waste paper, leaf mould and peat. The preferred method of treating the vegetable matter with halogen is by passing gaseous chlorine, pure or mixed with air through the material contained in a tower or series of towers or by injecting the gas into a vessel filled with raw materials.
GB2327445A 1945-09-10 Improvements in the manufacture of moulded articles from vegetable material Expired GB598785A (en)

Publications (1)

Publication Number Publication Date
GB598785A true GB598785A (en) 1948-02-26

Family

ID=1737563

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2327445A Expired GB598785A (en) 1945-09-10 Improvements in the manufacture of moulded articles from vegetable material

Country Status (1)

Country Link
GB (1) GB598785A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4364979A (en) 1979-11-12 1982-12-21 Dutton Edward Isaac Composition board

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4364979A (en) 1979-11-12 1982-12-21 Dutton Edward Isaac Composition board

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