EP2782651A4 - Separation of materials comprising super absorbent polymers using reduced water - Google Patents

Separation of materials comprising super absorbent polymers using reduced water

Info

Publication number
EP2782651A4
EP2782651A4 EP11876232.7A EP11876232A EP2782651A4 EP 2782651 A4 EP2782651 A4 EP 2782651A4 EP 11876232 A EP11876232 A EP 11876232A EP 2782651 A4 EP2782651 A4 EP 2782651A4
Authority
EP
European Patent Office
Prior art keywords
separation
materials
super absorbent
reduced water
absorbent polymers
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP11876232.7A
Other languages
German (de)
French (fr)
Other versions
EP2782651A1 (en
Inventor
David B Grimes
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Knowaste International LLC
Original Assignee
Knowaste International LLC
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 Knowaste International LLC filed Critical Knowaste International LLC
Publication of EP2782651A1 publication Critical patent/EP2782651A1/en
Publication of EP2782651A4 publication Critical patent/EP2782651A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02—Separating plastics from other materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02—Separating plastics from other materials
    • B29B2017/0203—Separating plastics from plastics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/48—Wearing apparel
    • B29L2031/4871—Underwear
    • B29L2031/4878—Diapers, napkins
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Solid Wastes (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
EP11876232.7A 2011-11-23 2011-11-23 Separation of materials comprising super absorbent polymers using reduced water Withdrawn EP2782651A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2011/062076 WO2013077877A1 (en) 2011-11-23 2011-11-23 Separation of materials comprising super absorbent polymers using reduced water

Publications (2)

Publication Number Publication Date
EP2782651A1 EP2782651A1 (en) 2014-10-01
EP2782651A4 true EP2782651A4 (en) 2015-07-08

Family

ID=48470173

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11876232.7A Withdrawn EP2782651A4 (en) 2011-11-23 2011-11-23 Separation of materials comprising super absorbent polymers using reduced water

Country Status (5)

Country Link
EP (1) EP2782651A4 (en)
AU (1) AU2011381567B2 (en)
CA (1) CA2854441A1 (en)
HK (1) HK1202479A1 (en)
WO (1) WO2013077877A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11299851B2 (en) 2017-12-20 2022-04-12 Unicharm Corporation Method for producing pulp fibers to be saccharified
JP6974391B2 (en) * 2019-06-20 2021-12-01 ユニ・チャーム株式会社 Superabsorbent polymer quantification method and recycled pulp fiber analyzed by the quantification method
IT201900010062A1 (en) * 2019-06-25 2020-12-25 Fater Spa PROCEDURE FOR THE STERILIZATION AND DECONTAMINATION OF POST-CONSUMER ABSORBENT HEALTH PRODUCTS CONTAMINATED BY ORGANIC COMPOUNDS DERIVED FROM HUMAN METABOLISM
WO2023115106A1 (en) * 2021-12-21 2023-06-29 Kelland Environmental Technology Pty Ltd A process for recycling used absorbent hygiene products, and a process for manufacturing products from the recycled material

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999024168A1 (en) * 1997-11-06 1999-05-20 Loebbert Johannes Method and device for extracting valuable substances from used hygiene products
US20090032626A1 (en) * 2007-02-08 2009-02-05 Armstrong Steven L Plastic reclaim system
US20100292401A1 (en) * 2009-05-16 2010-11-18 Knowaste Llc Methods for separation and conditioning of products containing super absorbent polymers

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ID17196A (en) * 1996-03-14 1997-12-11 Dow Chemical Co ADHESIVE INGREDIENTS THAT CONTAIN OLEFIN POLYMER
US8017549B2 (en) * 2006-11-10 2011-09-13 Basf Se Superabsorbents having superior permeability and conveying properties

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999024168A1 (en) * 1997-11-06 1999-05-20 Loebbert Johannes Method and device for extracting valuable substances from used hygiene products
US20090032626A1 (en) * 2007-02-08 2009-02-05 Armstrong Steven L Plastic reclaim system
US20100292401A1 (en) * 2009-05-16 2010-11-18 Knowaste Llc Methods for separation and conditioning of products containing super absorbent polymers

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
N N: "From Waste to Profitable Material Recovery of cellulose fibers and superabsorbents improve profitability", INTERNET CITATION, 12 March 2007 (2007-03-12), pages 1 - 4, XP002700101, Retrieved from the Internet <URL:http://www.venti-oelde.com/uploads/tx_sbdownloader/sap_rueckgewin-en.pdf> [retrieved on 20130704] *
See also references of WO2013077877A1 *

Also Published As

Publication number Publication date
AU2011381567B2 (en) 2016-12-22
CA2854441A1 (en) 2013-05-30
WO2013077877A1 (en) 2013-05-30
HK1202479A1 (en) 2015-10-02
EP2782651A1 (en) 2014-10-01
AU2011381567A1 (en) 2014-05-22

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