SG83643A1 - Method and apparatus for making cohesive sheets from particulate absorbent polymeric compositions - Google Patents

Method and apparatus for making cohesive sheets from particulate absorbent polymeric compositions

Info

Publication number
SG83643A1
SG83643A1 SG9607843A SG1996007843A SG83643A1 SG 83643 A1 SG83643 A1 SG 83643A1 SG 9607843 A SG9607843 A SG 9607843A SG 1996007843 A SG1996007843 A SG 1996007843A SG 83643 A1 SG83643 A1 SG 83643A1
Authority
SG
Singapore
Prior art keywords
conveyor
layering
particulate material
polymeric compositions
particles
Prior art date
Application number
SG9607843A
Other languages
English (en)
Inventor
Ebrahim Rezai
Frank Henry Lahrman
Toshiaki Iwasaki
Douglas Herrin Benson
Michael Sulya Kolodesh
Ebrahim Rezal
Original Assignee
Procter & Gamble
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Procter & Gamble filed Critical Procter & Gamble
Publication of SG83643A1 publication Critical patent/SG83643A1/en

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42Use of materials characterised by their function or physical properties
    • A61L15/60Liquid-swellable gel-forming materials, e.g. super-absorbents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/006Pressing and sintering powders, granules or fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/22Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/24Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer not being coherent before laminating, e.g. made up from granular material sprinkled onto a substrate
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530481Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
    • A61F2013/530569Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the particle size
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530481Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
    • A61F2013/530583Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the form
    • A61F2013/530591Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the form in granules or particles
    • A61F2013/530605Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the form in granules or particles in sheet
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/25Solid
    • B29K2105/251Particles, powder or granules

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Epidemiology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Dispersion Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Vascular Medicine (AREA)
  • Materials Engineering (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Adhesive Tapes (AREA)
  • Laminated Bodies (AREA)
  • Adhesives Or Adhesive Processes (AREA)
SG9607843A 1992-10-02 1993-09-23 Method and apparatus for making cohesive sheets from particulate absorbent polymeric compositions SG83643A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US95563892A 1992-10-02 1992-10-02

Publications (1)

Publication Number Publication Date
SG83643A1 true SG83643A1 (en) 2001-10-16

Family

ID=25497117

Family Applications (1)

Application Number Title Priority Date Filing Date
SG9607843A SG83643A1 (en) 1992-10-02 1993-09-23 Method and apparatus for making cohesive sheets from particulate absorbent polymeric compositions

Country Status (25)

Country Link
EP (1) EP0662847B1 (el)
JP (1) JP3429763B2 (el)
KR (1) KR100281510B1 (el)
CN (1) CN1089465A (el)
AT (1) ATE141170T1 (el)
AU (1) AU679463B2 (el)
BR (1) BR9307170A (el)
CA (1) CA2144188C (el)
CZ (1) CZ82695A3 (el)
DE (1) DE69304078T2 (el)
DK (1) DK0662847T3 (el)
EG (1) EG20278A (el)
ES (1) ES2091040T3 (el)
FI (1) FI951550A (el)
GR (1) GR3020817T3 (el)
HK (1) HK1006425A1 (el)
HU (1) HUT71165A (el)
MX (1) MX9306171A (el)
MY (1) MY110141A (el)
NO (1) NO951235L (el)
NZ (1) NZ256593A (el)
PE (1) PE54794A1 (el)
SG (1) SG83643A1 (el)
TW (1) TW291489B (el)
WO (1) WO1994007547A1 (el)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MXPA04006669A (es) * 2002-02-04 2004-10-04 Fuller H B Licensing Financ Tela no tejida que incluye una region supeabsorbente y articulos que incluyen la misma.
CN1309427C (zh) * 2002-05-01 2007-04-11 巴斯福股份公司 增塑的超强吸收性聚合物片材及其在卫生制品中的应用
AU2007362082B2 (en) * 2007-12-07 2013-07-11 Sca Hygiene Products Ab New absorbent core
JP5814016B2 (ja) 2011-07-08 2015-11-17 株式会社リブドゥコーポレーション 粒子供給装置および吸収性物品用シート部材製造装置
JP6573995B2 (ja) * 2016-01-27 2019-09-11 株式会社瑞光 粉粒体供給方法、これを用いた粉粒体含有物品の製造方法、粉粒体供給装置およびこれを有する粉粒体含有物品の製造装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4310593A (en) * 1977-05-13 1982-01-12 The Dow Chemical Company Absorbent articles cured with amine-epihalohydrin adducts
US4851069A (en) * 1984-06-20 1989-07-25 Bird Machine Company, Inc. Process for making tissue-absorbent particle laminates
US5102597A (en) * 1990-04-02 1992-04-07 The Procter & Gamble Company Porous, absorbent, polymeric macrostructures and methods of making the same
EP0493011A2 (en) * 1990-12-21 1992-07-01 Nippon Shokubai Co., Ltd. Water absorbent matter and method for producing it as well as water absorbent and method for producing it

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4310593A (en) * 1977-05-13 1982-01-12 The Dow Chemical Company Absorbent articles cured with amine-epihalohydrin adducts
US4851069A (en) * 1984-06-20 1989-07-25 Bird Machine Company, Inc. Process for making tissue-absorbent particle laminates
US5102597A (en) * 1990-04-02 1992-04-07 The Procter & Gamble Company Porous, absorbent, polymeric macrostructures and methods of making the same
EP0493011A2 (en) * 1990-12-21 1992-07-01 Nippon Shokubai Co., Ltd. Water absorbent matter and method for producing it as well as water absorbent and method for producing it

Also Published As

Publication number Publication date
JP3429763B2 (ja) 2003-07-22
DE69304078T2 (de) 1996-12-19
FI951550A (fi) 1995-05-10
EG20278A (en) 1998-05-31
HK1006425A1 (en) 1999-02-26
HU9500961D0 (en) 1995-05-29
BR9307170A (pt) 1999-03-30
MX9306171A (es) 1995-01-31
CA2144188A1 (en) 1994-04-14
EP0662847A1 (en) 1995-07-19
EP0662847B1 (en) 1996-08-14
WO1994007547A1 (en) 1994-04-14
FI951550A0 (fi) 1995-03-31
NO951235D0 (no) 1995-03-30
KR100281510B1 (ko) 2001-11-22
CA2144188C (en) 1999-08-03
NZ256593A (en) 1997-02-24
JPH08502184A (ja) 1996-03-12
CN1089465A (zh) 1994-07-20
AU5136893A (en) 1994-04-26
AU679463B2 (en) 1997-07-03
GR3020817T3 (en) 1996-11-30
PE54794A1 (es) 1995-01-16
NO951235L (no) 1995-04-21
MY110141A (en) 1998-02-28
TW291489B (el) 1996-11-21
ES2091040T3 (es) 1996-10-16
KR950703374A (ko) 1995-09-20
DK0662847T3 (da) 1996-09-02
CZ82695A3 (en) 1996-05-15
ATE141170T1 (de) 1996-08-15
HUT71165A (en) 1995-11-28
DE69304078D1 (de) 1996-09-19

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