FR1341327A - Improvements to the non-combustible properties of insulating board by introducing a solution of a flame retardant compound into the board while it is in the wet state - Google Patents

Improvements to the non-combustible properties of insulating board by introducing a solution of a flame retardant compound into the board while it is in the wet state

Info

Publication number
FR1341327A
FR1341327A FR919036A FR919036A FR1341327A FR 1341327 A FR1341327 A FR 1341327A FR 919036 A FR919036 A FR 919036A FR 919036 A FR919036 A FR 919036A FR 1341327 A FR1341327 A FR 1341327A
Authority
FR
France
Prior art keywords
board
introducing
solution
flame retardant
wet state
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
FR919036A
Other languages
French (fr)
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.)
Borax Europe Ltd
Original Assignee
Borax Consolidated Ltd
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 Borax Consolidated Ltd filed Critical Borax Consolidated Ltd
Priority to FR919036A priority Critical patent/FR1341327A/en
Application granted granted Critical
Publication of FR1341327A publication Critical patent/FR1341327A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/34—Ignifugeants
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/47—Condensation polymers of aldehydes or ketones
    • D21H17/49—Condensation polymers of aldehydes or ketones with compounds containing hydrogen bound to nitrogen
    • D21H17/50—Acyclic compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/66—Salts, e.g. alums
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/22—Addition to the formed paper
    • D21H23/24—Addition to the formed paper during paper manufacture
    • D21H23/26—Addition to the formed paper during paper manufacture by selecting point of addition or moisture content of the paper
    • D21H23/28—Addition before the dryer section, e.g. at the wet end or press section
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H5/00—Special paper or cardboard not otherwise provided for
    • D21H5/0002—Flame-resistant papers; (complex) compositions rendering paper fire-resistant

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
FR919036A 1962-12-18 1962-12-18 Improvements to the non-combustible properties of insulating board by introducing a solution of a flame retardant compound into the board while it is in the wet state Expired FR1341327A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR919036A FR1341327A (en) 1962-12-18 1962-12-18 Improvements to the non-combustible properties of insulating board by introducing a solution of a flame retardant compound into the board while it is in the wet state

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR919036A FR1341327A (en) 1962-12-18 1962-12-18 Improvements to the non-combustible properties of insulating board by introducing a solution of a flame retardant compound into the board while it is in the wet state

Publications (1)

Publication Number Publication Date
FR1341327A true FR1341327A (en) 1963-10-25

Family

ID=8793139

Family Applications (1)

Application Number Title Priority Date Filing Date
FR919036A Expired FR1341327A (en) 1962-12-18 1962-12-18 Improvements to the non-combustible properties of insulating board by introducing a solution of a flame retardant compound into the board while it is in the wet state

Country Status (1)

Country Link
FR (1) FR1341327A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2502206A1 (en) * 1981-03-23 1982-09-24 Uk N Proizv METHOD FOR MANUFACTURING AN ELECTRICAL INSULATOR BASED ON CELLULOSE, APPARATUS FOR IMPLEMENTING SAME AND ELECTRICAL INSULATOR OBTAINED BY SAID METHOD
EP1052327A1 (en) * 1999-05-14 2000-11-15 Voith Sulzer Papiertechnik Patent GmbH White water circuit and process for the circulation of water in a papermachine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2502206A1 (en) * 1981-03-23 1982-09-24 Uk N Proizv METHOD FOR MANUFACTURING AN ELECTRICAL INSULATOR BASED ON CELLULOSE, APPARATUS FOR IMPLEMENTING SAME AND ELECTRICAL INSULATOR OBTAINED BY SAID METHOD
EP1052327A1 (en) * 1999-05-14 2000-11-15 Voith Sulzer Papiertechnik Patent GmbH White water circuit and process for the circulation of water in a papermachine
US6497788B1 (en) 1999-05-14 2002-12-24 Voith Sulzer Papiertechnik Patent Gmbh Backwater cycle and process for the water circulation of a paper machine

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