Nothing Special   »   [go: up one dir, main page]

Singh, 2008 - Google Patents

A comparison of different methods of paper surface smoothness evaluation

Singh, 2008

View PDF
Document ID
10449749640976772123
Author
Singh S
Publication year
Publication venue
BioResources

External Links

Snippet

Smoothness of paper surface is an important property from its printability. A number of techniques are available for characterizing the topographical features of the paper surface. These techniques have led to the development of smoothness testers of various types such …
Continue reading at www.academia.edu (PDF) (other versions)

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by the preceding groups
    • G01N33/34Investigating or analysing materials by specific methods not covered by the preceding groups paper
    • G01N33/346Investigating or analysing materials by specific methods not covered by the preceding groups paper paper sheets
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H25/00After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
    • D21H25/08Rearranging applied substances, e.g. metering, smoothing; Removing excess material
    • D21H25/12Rearranging applied substances, e.g. metering, smoothing; Removing excess material with an essentially cylindrical body, e.g. roll or rod
    • D21H25/14Rearranging applied substances, e.g. metering, smoothing; Removing excess material with an essentially cylindrical body, e.g. roll or rod the body being a casting drum, a heated roll or a calender
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/55Specular reflectivity
    • G01N21/57Measuring gloss
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H25/00After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
    • D21H25/005Mechanical treatment
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H27/00Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/002Tissue paper; Absorbent paper
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical means
    • G01B11/30Measuring arrangements characterised by the use of optical means for measuring roughness or irregularity of surfaces
    • G01B11/303Measuring arrangements characterised by the use of optical means for measuring roughness or irregularity of surfaces using photoelectric detection means
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H23/00Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/22Addition to the formed paper
    • D21H23/52Addition to the formed paper by contacting paper with a device carrying the material
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by the preceding groups
    • G01N33/34Investigating or analysing materials by specific methods not covered by the preceding groups paper
    • G01N33/343Investigating or analysing materials by specific methods not covered by the preceding groups paper paper pulp
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H21/00Non-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
    • D21H21/14Non-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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/40Investigating hardness or rebound hardness
    • G01N3/42Investigating hardness or rebound hardness by performing impressions under a steady load by indentors, e.g. sphere, pyramid

Similar Documents

Publication Publication Date Title
US5654799A (en) Method and apparatus for measuring and controlling the surface characteristics of sheet materials such as paper
Chinga‐Carrasco Exploring the multi‐scale structure of printing paper–a review of modern technology
Béland et al. Three-dimensional evaluation of paper surfaces using confocal microscopy
US6301373B1 (en) Paper quality determination and control using scale of formation data
Singh A comparison of different methods of paper surface smoothness evaluation
Sung et al. Applications of thickness and apparent density mapping by laser profilometry
Ashori et al. Surface topography of kenaf (Hibiscus cannabinus) sized papers
Keller et al. Characterization of nonwoven structures by spatial partitioning of local thickness and mass density
Schultz-Eklund et al. Method for the local determination of the thickness and density of papera
Sood et al. Effect of base paper characteristics on coated paper quality
Saarela et al. Refractive index matching improves optical object detection in paper
Schwaiger et al. Practicalities and limitations of measuring techniques for paper properties that affect flexographic printability–A review
Sung Influences of consolidation processes on local paper structure
Pino et al. Measure of roughness of paper using speckle
Sung et al. Local paper structural properties by noncontacting laser profilometry
Pawlak et al. Measurement of the local compressive characteristics of polymeric film and web structures using micro-indentation
Enomae et al. Characteristics of Parker Print-Surf roughness as compared with Bekk smoothness
Kellomäki et al. Characterization of non-stationary structural non-uniformities in paper
Netz Washboarding and print quality of corrugated board
Caner et al. Effect of the coating formulation on the gloss properties of coated papers
Enomae et al. Stylus Profilometry: marking by the stylus
Pawlak et al. Relationships between the local sheet structure and z-direction compressive characteristics of paper
WÄGBERG et al. 11 CHARACTERIZATION OF PAPER SURFACES USING OPTICAL PROFILOMETRY
Lu Print mottle of wood-containing paper, the effect of fines and formation
Järnström et al. The influence of different roughness scales of pigment coated papers on print gloss