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JPH0774107B2 |
The invention relates to a process and a device for producing mineral-fibre boards (3), in which, following a thickness precompression in a prepress (4), a longitudinal compression is performed by bulging out of the mineral fibre layer (...
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JPH07189166A |
PURPOSE: To produce a multi-ply product comprising a liner ply and a center ply interleaved between the liner plies, based on a lignocellulosic material and excellent in characteristics by constituting the center ply of the multi-ply pro...
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JPH07189197A |
PURPOSE: To obtain liquid-absorbing and diffusing paper capable of readily producing and having both of rapid absorbing property and sufficient diffusing property. CONSTITUTION: This liquid absorbing and diffusing paper is obtained by mi...
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JPH07506640A |
PCT No. PCT/EP94/00616 Sec. 371 Date Mar. 27, 1995 Sec. 102(e) Date Mar. 27, 1995 PCT Filed Mar. 3, 1994 PCT Pub. No. WO94/20678 PCT Pub. Date Sep. 15, 1994The invention concerns a method of controlling the relative flow speed of the lay...
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JPH0762320B2 |
Security papers according to the invention comprise opposed surfaces for the provision of printing to identify a document formed from the paper, and positioned at least partially between the two surfaces of the paper as a public security...
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JPH0725255Y2 |
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JPH07138895A |
PURPOSE: To provide an apparatus for forming multilayered paper, having a high dispersion degree of fiber in a state of formed paper layers, capable of improving the formation and installing the foundation of a short net part at the same...
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JPH07119066A |
PURPOSE: To provide a method for producing patterned paper capable of efficiently producing many kinds of patterned paper by giving the change in mass to paper on a wire. CONSTITUTION: This method for producing patterned paper comprises ...
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JPH0737095B2 |
The seal between a turning cylinder (10) and the opposite edge (107) of a wall of a pressurised chamber (20) within a rotating machine comprises a sealing joint (50) fastened via its length along the entire edge (107) which is parallel t...
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JPH0725191B2 |
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JPH0723600B2 |
PURPOSE:To provide the subject detergent containing sodium gluconate as the main active component, capable of ready removal of scale mainly composed of aluminum silicate produced during production of a papermaking pulp in a short time an...
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JPH0770972A |
PURPOSE: To prevent a water streak phenomenon in which a pattern different in the formation appears from occurring by specifying a position for receiving a pulp slurry discharged from a slice on a forming wire. CONSTITUTION: This method ...
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JPH076158B2 |
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JPH06346397A |
PURPOSE: To provide a paper machine capable of thoroughly performing the dispersion of even a stock of a high concentration in a wire part. CONSTITUTION: One wire 5 and the other water-impermeable belt 11 sandwiching a stock therebetween...
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JPH06330493A |
PURPOSE: To provide a papermaking method for rapidly changing lots by using the whole amount of a generated wet broke without accumulating the wet broke in a chest. CONSTITUTION: A chemical is selectively added to a raw material, wet bro...
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JPH06316898A |
PURPOSE: To provide a method for applying cellulosic slurry to banded smoking article wrappers with repetitive patterns. CONSTITUTION: Utilizing a screen roller 60 having a surface 51 including alternating regions of a screen section 64 ...
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JPH06313287A |
PURPOSE: To produce special paper large in porosity, uniform in both the surfaces, easily absorbing a processing solution, and uniform also in fiber- oriented property on both the surfaces. CONSTITUTION: The characteristic of this method...
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JPH0638836Y2 |
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JPH06280185A |
PURPOSE: To obtain a paper layer with good formation by undulatingly traveling a wet paper sandwiched between a strainer and a felt between a forming roll and a forming bar to promote fiber dispersion and dehydration. CONSTITUTION: A str...
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JPH06280184A |
PURPOSE: To provide a method for producing the subject paper excellent in ink printability and surface strength, applicable to both web offset and letterpress printing processes without the need for coating equipment such as two-roll siz...
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JPH06264389A |
PURPOSE: To reduce the equipment and enable the increase in the production speed in a combination paper machine. CONSTITUTION: This method for papermaking is to distribute a stock fed by the first headbox 27 on the top surface of a horiz...
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JPH06240594A |
PURPOSE: To obtain a base paper for the filter of a cleaner, having performance comparable or superior to that of conventional filter and producible at a low cost without using conventional expensive ultra-fine synthetic fibers or inorga...
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JPH06235200A |
PURPOSE: To provide a woody fiberboard especially excellent in light weight and thermal insulation. CONSTITUTION: In obtaining the woody fiberboard by shaping pulp into a specified thickness using a papermaking machine followed by drying...
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JPH0663200B2 |
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JPH06219443A |
PURPOSE: To raise superposing strength, impact resistance, space using efficiency in package and the like by superposing two or more layer materials so as to sick together with an adhesive after spraying the adhesive on one layer materia...
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JPH0657920B2 |
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JPH06503859A |
Multilayer paper having an improved combination of stiffness and smoothness, and the processes for producing such paper products are disclosed. The multilayer papers are formed using chemical pulp, with the outer layers comprised of coar...
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JPH0621437B2 |
A paper forming apparatus has a lower looped forming wire (10) disposed for a portion of its travel over a curved apron board (14). The paths of forming wire travel upstream and downstream of the apron board (14) diverge. Such divergence...
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JPH0621438B2 |
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JPH062380B2 |
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JPH05509269A |
Cardboard of high tensile strength is intended to provide a solution by means of which, while maintaining the necessary strength requirements, a cardboard can be made available which requires substantially less natural wood or none at al...
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JPH05339899A |
PURPOSE: To provide a machine-glazed paper free from setting of ink or offset. CONSTITUTION: An aqueous alkaline solution within a range of pH 8.5 to 12 is applied to one side of a wet web immediately after papermaking and dried by comin...
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JPH05338066A |
PURPOSE: To obtain a corrugated fibreboard sheet improved in cushioning properties and heat resistance in comparison with a prior art by using embossed paper as a liner bonded to a core. CONSTITUTION: Embossed paper 3 is obtained by regu...
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JPH05331792A |
PURPOSE: To provide the paper smooth in the surface of the paper layer, capable of being reduced in the generation of curl, increased in the binding strength and permitting to decrease printing troubles. CONSTITUTION: The method for prod...
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JPH05321187A |
PURPOSE: To readily obtain the paper material used for windowed bags and permitting to produce Japanese paper bags, etc., having sight holes or through- vision windows without requiring a specific device by incorporately laminating a tra...
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JPH05507127A |
A method and apparatus for manufacturing multilayer filter paper on an inclined wire former. The former is provided with a forming wire having an inclined wire portion and a substantially horizontal wire portion. Stock is delivered to th...
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JPH05247880A |
PURPOSE: To provide a method for producing half-lustered paper improved in the gloss and free from dry creases in an improved paper production rate. CONSTITUTION: Broadleaf tree-leached craft pulp having a CSF of 530ml and needle-leaf tr...
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JPH05247869A |
PURPOSE: To provide the subject stock preparation equipment aiming at saving of time required for manually changing a stock in a paper machine and to provide a method therefor. CONSTITUTION: This invented stock preparation equipment is e...
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JPH05239788A |
PURPOSE: To obtain a multiply board of three or more layers having properties equal to or higher than those of a single ply board with a small amount of fibers in the board by depositing a cellulosic pulp in a specific state in many laye...
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JPH05237041A |
PURPOSE: To manufacture easily usable non-delaminate layered soft tissue paper, by mutually entangling the first zone of a component of comparatively high content of hard wood, and the second zone of a component of comparatively high con...
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JPH05230792A |
PURPOSE: To provide an interlaminar spraying starch capable of constantly attaining stable ply bond strength irrespective of the kind of paper machine and board and provide a paper making process using the starch. CONSTITUTION: The objec...
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JPH05230787A |
PURPOSE: To attain an improvement in stiffness of multi-ply paper by dewatering a base ply on a paper-making machine to a consistency of at least about U prior to application of the next ply. CONSTITUTION: The desired laminating consiste...
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JPH05230788A |
PURPOSE: To provide a process for producing a one-side glazed paper containing deinked waste paper pulp and having excellent stiffness and surface strength. CONSTITUTION: Bleached pulp obtained by bleaching a pulp produced by a modified ...
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JPH05222688A |
PURPOSE: To obtain a base paper excellent in dimensional stability, gloss and curl by bleaching unbleached pulp produced by alkali cooking process followed by enzymatic treatment, putting the resultant pulp to papermaking process, and by...
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JPH05214695A |
PURPOSE: To provide a sheet-like fiber shaped product giving a small pressure loss on the passage of gas or liquid and sufficiently exhibiting effects such as heat insulation, sound insulation and reinforcement, and further to provide a ...
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JPH05195499A |
PURPOSE: To obtain a decorative sheet capable of readily peeling off only a front surface layer by including a hydrophilic resin in the front surface layer of a duplex combination piper of a front and a back surface layers. CONSTITUTION:...
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JPH05186996A |
PURPOSE: To produce paper having excellent strength free from anisotropy so as to widen a use range of paper and to improve qualities. CONSTITUTION: Dry type paper making devices A, B and C comprising a dry fiber spraying nozzle 1 and a ...
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JPH05148792A |
PURPOSE: To obtain a low basic wt. web or tissue in high speed and with satisfactory conterollability by forming unfoamed water slurry of fibers with a foaming liq. comprising water, air and a surfactant. CONSTITUTION: Unfoamed water slu...
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JPH05106188A |
PURPOSE: To obtain soft tissue paper of favorable touch by putting to papermaking a pulp slurry prepared by formulating specific hardwood bleached kraft pulp with conifer bleached kraft pulp followed by calendering. CONSTITUTION: Firstly...
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JPH0593381A |
PURPOSE: To obtain an apparatus, capable of feeding a specific paper stock to a vat, feeding water at a prescribed flow rate, forming sheets of paper while overflowing the water, contributing to improvement in global environment and exce...
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