NL301426A - - Google Patents

Info

Publication number: NL301426A
Authority: NL; Netherlands

Application number

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.)

1962-12-06

Publication of NL301426A publication Critical patent/NL301426A/xx

Classifications

- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/03—Preparation of carboxylic acid esters by reacting an ester group with a hydroxy group
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
- C07C69/80—Phthalic acid esters
- C07C69/82—Terephthalic acid esters
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/785—Preparation processes characterised by the apparatus used
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J11/00—Recovery or working-up of waste materials
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2361/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
- C08J2361/02—Condensation polymers of aldehydes or ketones only
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Life Sciences & Earth Sciences (AREA)
Sustainable Development (AREA)
Polyesters Or Polycarbonates (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

NL301426D 1962-12-06 NL301426A (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US242790A US3257335A (en)	1962-12-06	1962-12-06	Two-stage process for depolymerizing polyesters

Publications (1)

Publication Number	Publication Date
NL301426A true NL301426A (no)

Family

ID=22916193

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL301426D NL301426A (no)	1962-12-06

Country Status (7)

Country	Link
US (1)	US3257335A (no)
BE (1)	BE640836A (no)
DE (1)	DE1243684B (no)
FR (1)	FR1386373A (no)
GB (1)	GB1012652A (no)
LU (1)	LU44949A1 (no)
NL (1)	NL301426A (no)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1495250A1 (de) *	1961-10-12	1969-03-13	Albert Ag Chem Werke	Verfahren zur Herstellung von Polyesterharzen
US3446758A (en) *	1966-01-12	1969-05-27	Goodyear Tire & Rubber	Thermosettable resin from preformed linear polyester and a polyhydric alcohol
US4096102A (en) *	1975-01-27	1978-06-20	Owens-Corning Fiberglas Corporation	Moldable compositions comprising thermosetting polyester resin and thermoplastic resin
US4054561A (en) *	1975-01-27	1977-10-18	Owens-Corning Fiberglas Corporation	Thermoplastic additives for molding compounds
US4138374A (en) *	1978-02-03	1979-02-06	E. I. Du Pont De Nemours And Company	Process for manufacturing shaped polyester article using scrap materials
US4711912A (en) *	1982-04-29	1987-12-08	The Celotex Corporation	Polyisocyanurate foams from digestion products of polyalkylene terephthalate polymers and polyols
US4873268A (en) *	1984-02-22	1989-10-10	Sloss Industries Corporation	Digestion products of polyalkylene terephthalate polymers and polycarboxylic acid-containing polyols and polymeric foams obtained therefrom
US4539341A (en) *	1984-02-22	1985-09-03	Jim Walter Resources, Inc.	Digestion products of polyalkylene terephthalate polymers and polycarboxylic acid-containing polyols and polymeric foams obtained therefrom
US4559370A (en) *	1984-05-25	1985-12-17	Blanpied Robert H	Copolyester polyol resins, polyol blends comprising the same, and resultant polyisocyanurate foams
JPS60248646A (ja) *	1984-05-25	1985-12-09	Toray Ind Inc	ポリエステル屑の解重合方法
US5236959A (en) *	1992-03-12	1993-08-17	Hoechst Celanese Corporation	Process for recycling polyester/cotton blends
US5504121A (en) *	1992-05-18	1996-04-02	Swig Pty Ltd.	Polyethylene terephthalate decontamination
NZ252649A (en) *	1992-05-18	1996-03-26	Petwest Pty Ltd Substituted Fo	Removing contaminants from and depolymerisation of (used) polyethylene terephthalate (pet) by transesterification using ethylene glycol at elevated temperature and various purification steps to yield terephthalic acid
US5602187A (en) *	1992-05-18	1997-02-11	Swig Pty Ltd.	Polyethylene terephthalate decontamination
DE4227299C1 (de) *	1992-08-18	1994-01-27	Hoechst Ag	Verfahren zur Herstellung von monomeren Terephthalsäurediestern und Diolen aus Polyestern
BR9406886A (pt) *	1993-07-05	1996-04-02	Ici Plc	Processo para efetuar a despolimerização de poliésteres com o objetivo de recuperar o acido dicarbixilico e o diol constituintes dos poliesteres e processo para a produção de um acido dicarboxilico
US5380793A (en) *	1993-07-13	1995-01-10	Ashland Oil, Inc.	Styrene soluble unsatured polyester resin from polyethylene terephthalate
TW330940B (en) *	1993-12-22	1998-05-01	Mitsui Petroleum Chemicals Ind	A method of manufacturing polyesters
WO1995024442A1 (en) *	1994-03-11	1995-09-14	Monsanto Company	Copolymers of recycled polyesters
US5395858A (en) *	1994-04-28	1995-03-07	Partek, Inc.	Process for recycling polyester
US5580905A (en) *	1994-04-28	1996-12-03	United Resource Recovery Corporation	Process for recycling polyesters
IT1278166B1 (it) *	1995-01-24	1997-11-17	Ars Ing Srl	Processo per la preparazione di bis (2-idrossietil) teraftalato
US5635584A (en) *	1995-12-07	1997-06-03	Eastman Chemical Company	Process including glycolysis and subsequent purification for recycling polyester materials
US5756554A (en) *	1996-02-02	1998-05-26	Ashland Inc.	Low profile additives for polyester resin systems based on asymmetric glycols and aromatic diacids
US5958987A (en) *	1996-04-10	1999-09-28	The Coca-Cola Company	Process for separating polyester from other materials
US5821381A (en) *	1997-02-03	1998-10-13	Eastman Kodak Company	Low pressure process for purifying crude polyester by sublimation
US5712410A (en) *	1997-03-03	1998-01-27	Eastman Kodak Company	Gas phase crystallization of dimethyl terephthalate
US7070624B2 (en) *	2001-06-19	2006-07-04	United Resource Recovery Corporation	Process for separating polyester from other materials
US20030134915A1 (en) *	2001-12-17	2003-07-17	Scantlebury Geoffrey Raymond	Production of transparent polyester using waste
US7098299B1 (en) *	2005-03-16	2006-08-29	United Resource Recovery Corporation	Separation of contaminants from polyester materials
WO2012115984A2 (en)	2011-02-21	2012-08-30	Felice Kristopher M	Polyurethane dispersions and methods of making and using same
EP2520601A1 (en)	2011-05-05	2012-11-07	Cytec Surface Specialties, S.A.	Process for producing polyesters
KR101507696B1 (ko)	2011-06-10	2015-04-07	크리스토퍼 엠. 펠리체	투명 코팅, 아크릴 코팅
WO2013025186A1 (en)	2011-08-12	2013-02-21	Eastman Chemical Company	Process for the preparation of polyesters with high recycle content
KR20220041177A (ko)	2019-07-29	2022-03-31	이스트만 케미칼 컴파니	열분해 및 가메탄올분해로부터의 재활용된 단량체를 갖는 폴리에스테르의 제조 방법
EP4423047A1 (en)	2021-10-25	2024-09-04	Eastman Chemical Company	Processes for recovering dialkyl terephthalates from polyester compositions

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA490032A (en) *		1953-01-27	Lewis Heath Royden	Degradation of aromatic polyesters

0
- NL NL301426D patent/NL301426A/xx unknown
1962
- 1962-12-06 US US242790A patent/US3257335A/en not_active Expired - Lifetime
1963
- 1963-12-05 BE BE640836D patent/BE640836A/xx unknown
- 1963-12-05 LU LU44949D patent/LU44949A1/xx unknown
- 1963-12-06 FR FR956260A patent/FR1386373A/fr not_active Expired
- 1963-12-06 DE DEP33149A patent/DE1243684B/de active Pending
- 1963-12-06 GB GB48381/63A patent/GB1012652A/en not_active Expired

Also Published As

Publication number	Publication date
FR1386373A (fr)	1965-01-22
GB1012652A (en)	1965-12-08
LU44949A1 (no)	1964-06-05
DE1243684B (de)	1967-07-06
BE640836A (no)	1964-06-05
US3257335A (en)	1966-06-21

Publication	Publication Date	Title
BE616548R (no)	1962-10-17
AU269855A (no)
BE538831A (no)
BE634692A (no)	1963-11-18
BE634298A (no)
LU44949A1 (no)	1964-06-05
BE615962A (no)
BE637964A (no)
BE634223A (no)
BE634063A (no)
BE630794A (no)
BE630359A (no)
BE615849A (no)
BE630351A (no)
BE630081A (no)
BE615804A (no)
BE615523A (no)
BE615521A (no)
BE613190A (no)
BE615294A (no)
BE615244A (no)	1962-07-16
BE629917A (no)
BE616386A (no)
BE615316A (no)
BE628643A (no)