GB2102852B - Paper manufacture - Google Patents

Paper manufacture

Info

Publication number
GB2102852B
GB2102852B GB08221142A GB8221142A GB2102852B GB 2102852 B GB2102852 B GB 2102852B GB 08221142 A GB08221142 A GB 08221142A GB 8221142 A GB8221142 A GB 8221142A GB 2102852 B GB2102852 B GB 2102852B
Authority
GB
United Kingdom
Prior art keywords
paper manufacture
paper
manufacture
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
GB08221142A
Other versions
GB2102852A (en
Inventor
David Clifford Vanes
Edward William Bower
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.)
Bip Chemicals Ltd
Original Assignee
Bip Chemicals 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 Bip Chemicals Ltd filed Critical Bip Chemicals Ltd
Priority to GB08221142A priority Critical patent/GB2102852B/en
Publication of GB2102852A publication Critical patent/GB2102852A/en
Application granted granted Critical
Publication of GB2102852B publication Critical patent/GB2102852B/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
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • 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
    • D21H17/51—Triazines, e.g. melamine
    • 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
    • D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
    • D21H17/55—Polyamides; Polyaminoamides; Polyester-amides
    • 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
    • D21H23/76—Processes or apparatus for adding material to the pulp or to the paper characterised by choice of auxiliary compounds which are added separately from at least one other compound, e.g. to improve the incorporation of the latter or to obtain an enhanced combined effect
    • D21H23/765—Addition of all compounds to the pulp
GB08221142A 1981-07-28 1982-07-21 Paper manufacture Expired GB2102852B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08221142A GB2102852B (en) 1981-07-28 1982-07-21 Paper manufacture

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8123144 1981-07-28
GB08221142A GB2102852B (en) 1981-07-28 1982-07-21 Paper manufacture

Publications (2)

Publication Number Publication Date
GB2102852A GB2102852A (en) 1983-02-09
GB2102852B true GB2102852B (en) 1984-10-10

Family

ID=26280275

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08221142A Expired GB2102852B (en) 1981-07-28 1982-07-21 Paper manufacture

Country Status (1)

Country Link
GB (1) GB2102852B (en)

Also Published As

Publication number Publication date
GB2102852A (en) 1983-02-09

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee