CASELESS ROLL OF ABSORBING SHEET AND ITS MANUFACTURING METHOD Russian patent published in 2021 - IPC D21H27/00 

Abstract RU 2762259 C2

FIELD: absorbing products.

SUBSTANCE: invention can be used for the manufacture of absorbing products, such as sanitary napkins, toilet paper or towels. A caseless roll of an absorbing sheet product formed as a spirally wound continuous web has an axial hollow opening placed in the center of the roll. An absorbing material layer has density from 50 to 140 mg/cm3. At least the last turn of absorbing material spirally wound around the axial hollow opening includes a covering polymer composition. At least 20% of the total length of the continuous web of absorbing material includes the covering composition containing non-ionic polymer in the amount from 0.001 to 40 g/roll. A method for manufacturing a caseless roll of an absorbing sheet product and its use are also proposed.

EFFECT: providing the resistance to flattening, as well as flexibility, elasticity and firmness of the caseless roll.

26 cl, 9 dwg, 1 tbl

Similar patents RU2762259C2

Title Year Author Number
CORELESS REEL OF AN ABSORBENT SHEET AND METHOD FOR MANUFACTURE THEREOF 2017
  • Roesch, Frederic
  • Enggasser, Yves
  • Bohn, Alain
  • Weisang, Nicolas
RU2751637C1
CORELESS REEL OF ABSORBENT SHEET AND METHOD FOR MANUFACTURE THEREOF 2017
  • Weisang, Nicolas
RU2754029C1
HOLLOW ROLL OF ABSORBENT SHEET AND METHOD OF ITS MANUFACTURING 2016
  • Weisang, Nicolas
  • Barredo, Donald
RU2722016C2
ABSORBING PRODUCTS CONTAINING POLYORGANOSILOXANE POLYMERS WITH CONDITIONING EFFECT 2013
  • Barrera Carola
  • Smith Steven Daryl
  • Mcchain Robert Joseph
  • Gizaw Yonas
  • Panandiker Rajan Keshav
  • Neal Charles William
  • Hammons John Lee
RU2605095C2
RODLESS ROLLS AND METHOD OF MANUFACTURE 2015
  • Barredo, Donald
RU2670038C1
MULTILAYER FIBROUS ARTICLE COMPRISING A LAMINATING ADHESIVE WITH A DERMATOLOGICALLY ACCEPTABLE ACID 2016
  • Hagberg, Daniel
  • Saas, Pascale
  • Pleyber, Emilie
  • Smith, Clive
  • Enggasser, Yves
  • Bohn, Alain
  • Roesch, Frederic
RU2703616C1
MATERIAL OF EMBOSSED SANITARY AND HYGIENIC PAPER WITH INCREASED RETAINING CONTAINER 2011
  • Serens Dejv Allen
  • Juttekht Kehtlin Mej
  • Krjuger Sintija S'Juzann
RU2573482C2
PRODUCT AND POLLUTANT-BINDING AGENT FOR SURFACE PURIFICATION 2012
  • Mckiernan Robin Lynn
  • Smith Steven Daryl
  • Mcchain Robert Joseph
  • Neal Charles William
RU2575131C2
TISSUE PAPER CONTAINING SILK GRASS FIBROUS SEMIFINISHED PRODUCTS AND METHOD OF ITS MANUFACTURE 2015
  • Sandstroem, Peter
  • Ljusegren, Ingela
  • Raum, Stefan
  • Mauler, Dirk
RU2670867C9
SUPERHYDROPHOBIC SURFACES 2012
  • Tsin Tszjan
  • Uoldrup Donald E.
  • Megaridis Konstantin M.
  • Shuttsius Tomas M.
  • Bajer Ilker S.
RU2601339C2

RU 2 762 259 C2

Authors

Weisang, Nicolas

Dates

2021-12-17Published

2017-09-29Filed