GB592670A - Improvements in or relating to the proofing against insects of absorbent articles and to compositions therefor - Google Patents

Improvements in or relating to the proofing against insects of absorbent articles and to compositions therefor

Info

Publication number
GB592670A
GB592670A GB343645A GB343645A GB592670A GB 592670 A GB592670 A GB 592670A GB 343645 A GB343645 A GB 343645A GB 343645 A GB343645 A GB 343645A GB 592670 A GB592670 A GB 592670A
Authority
GB
United Kingdom
Prior art keywords
resin
benzene hexachloride
water
dispersion
vinyl
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
GB343645A
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.)
ROBERT CECIL WOODWARD
Imperial Chemical Industries Ltd
Original Assignee
ROBERT CECIL WOODWARD
Imperial Chemical Industries Ltd
Filing date
Publication date
Application filed by ROBERT CECIL WOODWARD, Imperial Chemical Industries Ltd filed Critical ROBERT CECIL WOODWARD
Publication of GB592670A publication Critical patent/GB592670A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C23/00Compounds containing at least one halogen atom bound to a ring other than a six-membered aromatic ring
    • C07C23/02Monocyclic halogenated hydrocarbons
    • C07C23/10Monocyclic halogenated hydrocarbons with a six-membered ring
    • C07C23/12Hexachlorocyclohexanes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Paper (AREA)

Abstract

Solid absorbent articles are proofed against attack by insects by impregnation with a solution in a volatile organic solvent or an aqueous dispersion of a benzene hexachloride and a synthetic resin or a synthetic resin-forming material, drying and then if necessary heating to a temperature sufficient to produce the polymerized or further condensed resin in situ. The impregnation may increase the weight of the dry absorbent article from 1 to 10 per cent. The benzene hexachloride may be a mixture containing at least 8 per cent by weight of the gamma-isomer, and may be deodorised. The benzene hexachloride may form from 1 to 20 per cent by weight of the total solids in the impregnating composition. The articles treated may be wool, silk, linen, cotton, jute, or hemp fabrics, carpets, curtains, blankets, upholstery, timber, pulp or paper boards and containers, sacking, canvas, ropes, cork, fibre board, wood, or book covers. The synthetic resin may be one produced by the polymerization or interpolymerization of ethylene, vinyl halides, vinyl alcohol, vinyl carboxylic esters such as vinyl acetate, acrylic acid, a -chloroacrylic acid, or methacrylic acid or esters or other polymerizable derivatives thereof, or may be a polyamide, an urea-, acetone-, melamine- or phenol-formaldehyde, a phenol-, furfural- or methylol-urea, or an alkyd resin. Mixtures of two or more such resins may be used. Plasticisers may be added. The benzene hexachloride and resin may be ground with water, plasticisers and emulsifying agent, and the dispersion diluted with water or violently agitated with water containing further emulsifying agent, or the benzene hexachloride may be ground with water and emulsifier and the dispersion mixed with an aqueous dispersion of resin or resin-forming material. The dispersion may be applied to a fabric by spraying or brushing, or by passage through a bath and then between rollers. The dispersion may also comprise benzene hexachloride and a monomeric or partially polymerized vinyl compound, methacrylate, or a -chloroacrylate, together with a polymerization catalyst. Benzene hexachloride may also be dispersed in an aqueous solution of a water-soluble thermosetting urea-formaldehyde resin, and the impregnated fabric heated to insolubilise the resin after drying, Specifications 573,689, 578,206, [Group VI]. and 592,674, [Group VIII], are referred to.ALSO:Solid absorbent articles are proofed against attack by insects by impregnation with a solution in a volatile organic solvent or an aqueous dispersion of a benzene hexachloride and a synthetic resin or a synthetic resin-forming material, drying, and then if necessary heating to a temperature sufficient to produce the polymerised or further condensed resin in situ. The impregnation may increase the weight of the dry absorbent article from 1 to 10 per cent. The benzene hexachloride may be a mixture containing at least 8 per cent. by weight of the gammaisomer (i.e., may be crude benzene hexachloride or benzene hexachloride containing an enhanced proportion of the gamma-isomer), and may be deodorised. The synthetic resin may be one produced by the polymerisation or interpolymerisation of ethylene, vinyl halides, vinyl alcohol, vinyl carboxylic esters such as vinyl acetate, acrylic acid, a -chloroacrylic acid, or methacrylic acid or esters or other polymerisable derivatives thereof, or may be a polyamide, an urea-, acetone-, melamine-, or phenol-formaldehyde, a phenol-, furfural-, or methylol-urea, or an alkyd resin. Mixtures of two or more such resins may be used. Plasticisers may be added. The benzene hexachloride and resin may be ground with water, plasticisers, and emulsifying agent, and the dispersion diluted with water or violently agitated with water containing further emulsifying agent, or the benzene hexachloride may be ground with water and emulsifier, and the dispersion mixed with an aqueous dispersion of resin or resin-forming material. The dispersion may also comprise benzene hexachloride and a monomeric or partially polymerised vinyl compound, methacrylate, or a -chloroacrylate, together with a polymerisation catalyst. Benzene hexachloride may also be dispersed in an aqueous solution of a water-soluble thermosetting urea-formaldehyde resin, and the impregnated fabric heated to insolubilise the resin after drying. Specifications 573,689, 578,206 and 592,674, [Group VIII], are referred to.
GB343645A 1945-02-12 Improvements in or relating to the proofing against insects of absorbent articles and to compositions therefor Expired GB592670A (en)

Publications (1)

Publication Number Publication Date
GB592670A true GB592670A (en) 1947-09-25

Family

ID=1627679

Family Applications (1)

Application Number Title Priority Date Filing Date
GB343645A Expired GB592670A (en) 1945-02-12 Improvements in or relating to the proofing against insects of absorbent articles and to compositions therefor

Country Status (1)

Country Link
GB (1) GB592670A (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2652322A (en) * 1951-01-03 1953-09-15 Monsanto Chemicals Herbicides
US2740818A (en) * 1952-12-23 1956-04-03 Olin Mathieson Production of finely divided benzene hexachloride
US2750252A (en) * 1951-06-26 1956-06-12 William N Sullivan Method of applying lindane
US2759903A (en) * 1952-04-22 1956-08-21 Epstein Resinous fungicide
US2809147A (en) * 1954-06-15 1957-10-08 Hornstein Irwin Insecticidal film-forming composition and method of making same
US2916414A (en) * 1951-08-02 1959-12-08 Henkel & Cie Gmbh Urea-hexachlorocyclohexane insecticide
US3035970A (en) * 1957-12-02 1962-05-22 Ici Ltd Compositions comprising solid solutions of chlorinated paraffin and gamma benzene hexachloride
US3156661A (en) * 1961-11-13 1964-11-10 Chemical Corp Of America Insecticidal water-based, self-polishing coating compositions
US3212967A (en) * 1962-11-05 1965-10-19 Dow Chemical Co Biocidally-active mixed phosphorothioate ester-containing and mixed phosphoramidate ester-containing polymeric materials
US3228830A (en) * 1962-11-05 1966-01-11 Dow Chemical Co Biocidally-active phenoxarsine-containing polymeric materials
US3400093A (en) * 1966-03-11 1968-09-03 Feinberg Irving Process for preparing a stable polymer latex containing an insecticide

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2652322A (en) * 1951-01-03 1953-09-15 Monsanto Chemicals Herbicides
US2750252A (en) * 1951-06-26 1956-06-12 William N Sullivan Method of applying lindane
US2916414A (en) * 1951-08-02 1959-12-08 Henkel & Cie Gmbh Urea-hexachlorocyclohexane insecticide
US2759903A (en) * 1952-04-22 1956-08-21 Epstein Resinous fungicide
US2740818A (en) * 1952-12-23 1956-04-03 Olin Mathieson Production of finely divided benzene hexachloride
US2809147A (en) * 1954-06-15 1957-10-08 Hornstein Irwin Insecticidal film-forming composition and method of making same
US3035970A (en) * 1957-12-02 1962-05-22 Ici Ltd Compositions comprising solid solutions of chlorinated paraffin and gamma benzene hexachloride
US3156661A (en) * 1961-11-13 1964-11-10 Chemical Corp Of America Insecticidal water-based, self-polishing coating compositions
US3212967A (en) * 1962-11-05 1965-10-19 Dow Chemical Co Biocidally-active mixed phosphorothioate ester-containing and mixed phosphoramidate ester-containing polymeric materials
US3228830A (en) * 1962-11-05 1966-01-11 Dow Chemical Co Biocidally-active phenoxarsine-containing polymeric materials
US3400093A (en) * 1966-03-11 1968-09-03 Feinberg Irving Process for preparing a stable polymer latex containing an insecticide

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