EP3362486A4 - Biodegradable absorbent material and method of manufacture - Google Patents

Biodegradable absorbent material and method of manufacture Download PDF

Info

Publication number: EP3362486A4
Authority: EP; European Patent Office
Prior art keywords: manufacture; absorbent material; biodegradable absorbent; biodegradable; absorbent
Prior art date: 2015-10-15
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn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

EP16856163.7A

Other languages

German (de)

French (fr)

Other versions

EP3362486A1 (en

Inventor

William Chambers

Paul Mcclelland

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.)

Tryeco LLC

Original Assignee

Tryeco 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.)

2015-10-15

Filing date

2016-10-13

Publication date

2019-09-18

2015-10-15 Priority claimed from US14/884,172 external-priority patent/US9957341B2/en

2016-10-13 Application filed by Tryeco LLC filed Critical Tryeco LLC

2018-08-22 Publication of EP3362486A1 publication Critical patent/EP3362486A1/en

2019-09-18 Publication of EP3362486A4 publication Critical patent/EP3362486A4/en

Status Withdrawn legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F251/00—Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof
- C08F251/02—Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof on to cellulose or derivatives thereof
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B31/00—Preparation of derivatives of starch
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B31/00—Preparation of derivatives of starch
- C08B31/003—Crosslinking of starch
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
- C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
- C08B37/0024—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Glucans; (beta-1,3)-D-Glucans, e.g. paramylon, coriolan, sclerotan, pachyman, callose, scleroglucan, schizophyllan, laminaran, lentinan or curdlan; (beta-1,6)-D-Glucans, e.g. pustulan; (beta-1,4)-D-Glucans; (beta-1,3)(beta-1,4)-D-Glucans, e.g. lichenan; Derivatives thereof
- C08B37/0027—2-Acetamido-2-deoxy-beta-glucans; Derivatives thereof
- C08B37/003—Chitin, i.e. 2-acetamido-2-deoxy-(beta-1,4)-D-glucan or N-acetyl-beta-1,4-D-glucosamine; Chitosan, i.e. deacetylated product of chitin or (beta-1,4)-D-glucosamine; Derivatives thereof

Landscapes

Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Engineering & Computer Science (AREA)
Biochemistry (AREA)
Materials Engineering (AREA)
General Health & Medical Sciences (AREA)
Molecular Biology (AREA)
Graft Or Block Polymers (AREA)

EP16856163.7A 2015-10-15 2016-10-13 Biodegradable absorbent material and method of manufacture Withdrawn EP3362486A4 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US14/884,172 US9957341B2 (en)	2009-06-09	2015-10-15	Biodegradable absorbent material and method of manufacture
PCT/US2016/056779 WO2017066408A1 (en)	2015-10-15	2016-10-13	Biodegradable absorbent material and method of manufacture

Publications (2)

Publication Number	Publication Date
EP3362486A1 EP3362486A1 (en)	2018-08-22
EP3362486A4 true EP3362486A4 (en)	2019-09-18

Family

ID=58518349

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP16856163.7A Withdrawn EP3362486A4 (en)	2015-10-15	2016-10-13	Biodegradable absorbent material and method of manufacture

Country Status (5)

Country	Link
EP (1)	EP3362486A4 (en)
AU (1)	AU2016340267B2 (en)
CA (1)	CA3002058A1 (en)
WO (1)	WO2017066408A1 (en)
ZA (1)	ZA201803175B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN113214513B (en) *	2021-04-26	2022-06-07	陕西科技大学	Porous regenerated cellulose derivative and preparation method and application thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1994001476A1 (en) *	1992-07-02	1994-01-20	Chemische Fabrik Stockhausen Gmbh	Graft copolymers of unsaturated monomers and sugars, process for producing the same and their use
US20130303714A1 (en) *	2009-06-09	2013-11-14	William J. Chambers	Biodegradable absorbent material and method of manufacture

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ES2097235T3 (en) *	1991-09-03	1997-04-01	Hoechst Celanese Corp	SUPER ABSORBENT POLYMER THAT HAS IMPROVED ABSORPTION PROPERTIES.
WO2001040335A1 (en) *	1999-11-29	2001-06-07	Basf Aktiengesellschaft	HYDROPHILIC HYDROGEL-FORMING POLYMERS HAVING 1,4-α-D-GLYCOSIDIC COMPOUNDS
MXPA02006537A (en) *	1999-12-28	2002-12-09	Kimberly Clark Co	Superabsorbent polymers.
KR20070051868A (en) *	2004-08-27	2007-05-18	업소번트 테크놀로지스 인코포레이티드	Superabsorbent polymers in agricultural applications
US7591974B2 (en) *	2006-01-25	2009-09-22	Absorbent Technologies, Inc.	Methods for producing superabsorbent polymers for use in agricultural applications
US9957341B2 (en) *	2009-06-09	2018-05-01	William Chambers	Biodegradable absorbent material and method of manufacture
US8975387B1 (en) *	2010-03-22	2015-03-10	North Carolina State University	Modified carbohydrate-chitosan compounds, methods of making the same and methods of using the same

2016
- 2016-10-13 EP EP16856163.7A patent/EP3362486A4/en not_active Withdrawn
- 2016-10-13 CA CA3002058A patent/CA3002058A1/en not_active Abandoned
- 2016-10-13 WO PCT/US2016/056779 patent/WO2017066408A1/en active Application Filing
- 2016-10-13 AU AU2016340267A patent/AU2016340267B2/en not_active Expired - Fee Related
2018
- 2018-05-14 ZA ZA2018/03175A patent/ZA201803175B/en unknown

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1994001476A1 (en) *	1992-07-02	1994-01-20	Chemische Fabrik Stockhausen Gmbh	Graft copolymers of unsaturated monomers and sugars, process for producing the same and their use
US20130303714A1 (en) *	2009-06-09	2013-11-14	William J. Chambers	Biodegradable absorbent material and method of manufacture

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017066408A1 *

Also Published As

Publication number	Publication date
AU2016340267A1 (en)	2018-05-31
AU2016340267B2 (en)	2021-07-01
WO2017066408A1 (en)	2017-04-20
ZA201803175B (en)	2019-02-27
EP3362486A1 (en)	2018-08-22
CA3002058A1 (en)	2017-04-20

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Legal Events

Date	Code	Title	Description
2017-04-21	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2018-07-20	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2018-07-20	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2018-08-22	17P	Request for examination filed	Effective date: 20180509
2018-08-22	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): 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
2018-08-22	AX	Request for extension of the european patent	Extension state: BA ME
2019-01-23	DAV	Request for validation of the european patent (deleted)
2019-01-23	DAX	Request for extension of the european patent (deleted)
2019-06-19	RIC1	Information provided on ipc code assigned before grant	Ipc: C08F 251/00 20060101ALI20190510BHEP Ipc: C08F 251/02 20060101ALI20190510BHEP Ipc: C08B 31/00 20060101AFI20190510BHEP
2019-09-18	A4	Supplementary search report drawn up and despatched	Effective date: 20190819
2019-09-18	RIC1	Information provided on ipc code assigned before grant	Ipc: C08F 251/02 20060101ALI20190812BHEP Ipc: C08B 31/00 20060101AFI20190812BHEP Ipc: C08F 251/00 20060101ALI20190812BHEP
2023-09-01	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2023-10-04	18D	Application deemed to be withdrawn	Effective date: 20230503