Global Patent Index - EP 2402504 A1

EP 2402504 A1 20120104 - Transparent paper containing fibrous materials from annual plants and/or other quick-growing non-wooden fibrous materials

Title (en)

Transparent paper containing fibrous materials from annual plants and/or other quick-growing non-wooden fibrous materials

Title (de)

Transparentpapier, enthaltend Faserstoffe aus Einjahrespflanzen und/oder andere schnellwachsende Nichtholzfaserstoffe

Title (fr)

Papier transparent comprenant des matières fibreuses composées de plantes annuelles et/ou d'autres matières fibreuses non dérivées du bois à croissance rapide

Publication

EP 2402504 A1 20120104 (DE)

Application

EP 11005249 A 20110628

Priority

  • EP 10006710 A 20100629
  • EP 11005249 A 20110628

Abstract (en)

Transparent paper comprises fibrous material from annual plants and/or other fast-growing non-wood fibrous material and has a light transmission of at least 50%. An independent claim is also included for producing the transparent paper, comprising: (i) providing fibrous material from annual plants and/or other fast-growing non-wood fibrous material; (ii) treating the non-wood fibrous materials and/or secondary fibrous materials, which are obtained from annual plants, other non-wood fibers and/or wood fibers to obtain the stock by breaking, grinding, suspending in water and/or adding other substances including dyes, pigments, bleaching agents, binders and/or fillers; (iii) foliating and drying the paper on a paper machine; and (iv) optionally surface treating and/or processing the paper by dyeing, painting, gluing, further drying, smoothing and/or embossing.

Abstract (de)

Die vorliegende Erfindung betrifft ein Transparentpapier, enthaltend Faserstoffe aus Einjahrespflanzen und/oder andere schnellwachsende Nichtholzfaserstoffe, ein Verfahren zur Herstellung eines solchen Transparentpapiers und die Verwendung desselben.

IPC 8 full level

D21H 21/26 (2006.01); D21H 27/06 (2006.01); D21H 11/12 (2006.01); D21H 11/14 (2006.01)

CPC (source: EP)

D21H 21/26 (2013.01); D21H 27/06 (2013.01)

Citation (applicant)

VON SIEBEL: "Handbuch der Werkstoffprüfung", vol. 4, 1953, SPRINGER-VERLAG, pages: 241 FF

Citation (search report)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

EP 2402504 A1 20120104

DOCDB simple family (application)

EP 11005249 A 20110628