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Alfred Julius Boult
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D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
Abstract
7099. Boult, A. J., [Dobler, F.]. March 21. Sheet material, strengthening edges of.-The edges of sheets of unsized cardboard, blotting. paper or the like are strengthened to prevent tearing by impregnating them with products which are insoluble, or soluble only with difficulty, in water. Varnishes, greasy products, solutions of resinous soap, glue or gelatine, casein, vegetable glueing material, &c., treated or not by astringent or precipitating agents, such as tannin, alum, formol, &c., may be used.
GB191107099D1911-03-211911-03-21Improved Manufacture of Blotting Paper, Cardboard or the like.
ExpiredGB191107099A
(en)
Manufacturing process from grasses, such as various kinds of straw and similar fibrous materials, of a half-cellulose intended to be transformed into paper, cardboard, or the like
Improvements in Dressing Fabrics and Fibres and in the Manufacture of Paper, Wood Pulps, Hectographic Compositions and Inks, Printing Rollers, Plastic Masses and the like
An Improved Composition to be used chiefly as a Substitute for Wood, Paper, Papier Mache, Porcelain, Ivory, Leather, and the like in various Manufactures.