GB237292A - Process of effecting agglomerations in paper pulp and other suspensions and mixtures containing fibrous matter - Google Patents

Process of effecting agglomerations in paper pulp and other suspensions and mixtures containing fibrous matter

Info

Publication number
GB237292A
GB237292A GB18536/25A GB1853625A GB237292A GB 237292 A GB237292 A GB 237292A GB 18536/25 A GB18536/25 A GB 18536/25A GB 1853625 A GB1853625 A GB 1853625A GB 237292 A GB237292 A GB 237292A
Authority
GB
United Kingdom
Prior art keywords
pulp
substances
filler
glue
paper
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
GB18536/25A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB237292A publication Critical patent/GB237292A/en
Expired legal-status Critical Current

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21JFIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
    • D21J3/00Manufacture of articles by pressing wet fibre pulp, or papier-mâché, between moulds

Abstract

237,292. Sveen, K. July 21, 1924, [Convention date]. Pulp, adding special substances to; waste products, treatment and utilization of; weighting.- Paper containing a percentage of filler larger than usual is produced with better retention of the fillers with better sizing by incorporating with the pulp an auxiliary substance which acts with the mordant to hold the filler and other constituents in the pulp of the paper. Auxiliary substances suitable for the process are those which form colloids with the mordants such as soap solutions especially of the fatty acids, rubber emulsion, gelatine, joiners' glue, glue from leather waste, fish glue, albuminous substances such as casein, and solutions of inorganic substances such as alkalies, ammonia, water glass, lime, calcium salts &c. As filler is mentioned china clay, mordanted with aluminium sulphate, and the best effect is produced when the filler &c. is added immediately before the pulp is supplied to the wire of the paper machine, preferably in the mixer, knot strainer or sand collector. Where glue solution is used, the solution is preferably stored at an ordinary or lower temperature for some days, and its effect may be increased by the addition thereto of lignin substances such as waste sulphite liquor. In the treatment of " save-all " water, the settling of the fibres therein can be accelerated by adding loading material such as china clay, or mordant such as aluminium sulphate, and an auxiliary substance.
GB18536/25A 1924-07-21 1925-07-21 Process of effecting agglomerations in paper pulp and other suspensions and mixtures containing fibrous matter Expired GB237292A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO237292X 1924-07-21

Publications (1)

Publication Number Publication Date
GB237292A true GB237292A (en) 1926-08-26

Family

ID=19904956

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18536/25A Expired GB237292A (en) 1924-07-21 1925-07-21 Process of effecting agglomerations in paper pulp and other suspensions and mixtures containing fibrous matter

Country Status (1)

Country Link
GB (1) GB237292A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2649372A (en) * 1950-01-06 1953-08-18 Garlock Packing Co Method of making sheet material
WO2019207048A1 (en) * 2018-04-26 2019-10-31 Sca Forest Products Ab Method of producing hydrophobic paper

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2649372A (en) * 1950-01-06 1953-08-18 Garlock Packing Co Method of making sheet material
WO2019207048A1 (en) * 2018-04-26 2019-10-31 Sca Forest Products Ab Method of producing hydrophobic paper
US11591753B2 (en) 2018-04-26 2023-02-28 Sca Forest Products Ab Method of producing hydrophobic paper

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