ES8402277A1 - Un procedimiento mejorado para la preparacion de melamina. - Google Patents

Un procedimiento mejorado para la preparacion de melamina.

Info

Publication number: ES8402277A1
Authority: ES; Spain
Prior art keywords: aqueous; products; melamine; procedure; current
Prior art date: 1982-04-07
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.): Expired

Application number

ES521272A

Other languages

English (en)

Spanish (es)

Other versions

ES521272A0 (es

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.)

Stamicarbon BV

Original Assignee

Stamicarbon BV

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.)

1982-04-07

Filing date

1983-04-06

Publication date

1984-01-16

1983-04-06 Application filed by Stamicarbon BV filed Critical Stamicarbon BV

1984-01-16 Publication of ES521272A0 publication Critical patent/ES521272A0/es

1984-01-16 Publication of ES8402277A1 publication Critical patent/ES8402277A1/es

Status Expired legal-status Critical Current

Links

229920000877 Melamine resin Polymers 0.000 title abstract 4
JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 title abstract 4
238000004519 manufacturing process Methods 0.000 title 1
239000006227 byproduct Substances 0.000 abstract 3
238000000034 method Methods 0.000 abstract 3
239000000047 product Substances 0.000 abstract 3
238000006243 chemical reaction Methods 0.000 abstract 2
XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 abstract 1
239000012736 aqueous medium Substances 0.000 abstract 1
239000004202 carbamide Substances 0.000 abstract 1
238000002360 preparation method Methods 0.000 abstract 1
239000011541 reaction mixture Substances 0.000 abstract 1
230000003134 recirculating effect Effects 0.000 abstract 1
238000005979 thermal decomposition reaction Methods 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D251/00—Heterocyclic compounds containing 1,3,5-triazine rings
- C07D251/02—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
- C07D251/12—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
- C07D251/26—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with only hetero atoms directly attached to ring carbon atoms
- C07D251/40—Nitrogen atoms
- C07D251/54—Three nitrogen atoms
- C07D251/56—Preparation of melamine
- C07D251/60—Preparation of melamine from urea or from carbon dioxide and ammonia

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Phenolic Resins Or Amino Resins (AREA)
Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Catalysts (AREA)
Removal Of Specific Substances (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Glass Compositions (AREA)
Seasonings (AREA)
Peptides Or Proteins (AREA)
Preparation Of Compounds By Using Micro-Organisms (AREA)
Cosmetics (AREA)
Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)

ES521272A 1982-04-07 1983-04-06 Un procedimiento mejorado para la preparacion de melamina. Expired ES8402277A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL8201479A NL8201479A (nl)	1982-04-07	1982-04-07	Werkwijze voor het bereiden van melamine.

Publications (2)

Publication Number	Publication Date
ES521272A0 ES521272A0 (es)	1984-01-16
ES8402277A1 true ES8402277A1 (es)	1984-01-16

Family

ID=19839547

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES521272A Expired ES8402277A1 (es)	1982-04-07	1983-04-06	Un procedimiento mejorado para la preparacion de melamina.

Country Status (22)

Country	Link
US (1)	US4408046A (2)
EP (1)	EP0091174B1 (2)
JP (1)	JPS58185573A (2)
KR (1)	KR860001569B1 (2)
AT (1)	ATE30586T1 (2)
BG (1)	BG50277A3 (2)
BR (1)	BR8301744A (2)
CA (1)	CA1244423A (2)
CS (1)	CS241054B2 (2)
DD (1)	DD209625A5 (2)
DE (1)	DE3374311D1 (2)
ES (1)	ES8402277A1 (2)
HU (1)	HU190834B (2)
IN (1)	IN158211B (2)
MX (1)	MX168144B (2)
NL (1)	NL8201479A (2)
NO (1)	NO163009C (2)
PL (1)	PL142730B1 (2)
RO (1)	RO89260A (2)
SU (1)	SU1424734A3 (2)
YU (1)	YU43655B (2)
ZA (1)	ZA832405B (2)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3500188C2 (de) *	1984-01-05	1994-08-18	Melamine Chemicals Inc	Wasserfreie Hochdruck-Melamin-Synthese
US4565867A (en) *	1984-01-05	1986-01-21	Melamine Chemicals, Inc.	Anhydrous high-pressure melamine synthesis
DE3546893C3 (de) *	1984-01-05	1998-01-29	Melamine Chemicals Inc	Wasserfreie Hochdruck-Melamin-Synthese
IE57911B1 (en) *	1984-01-05	1993-05-19	Melamine Chemicals Inc	Production of melamine
US4648955A (en) *	1985-04-19	1987-03-10	Ivac Corporation	Planar multi-junction electrochemical cell
DE4035724A1 (de) *	1990-11-09	1992-05-14	Jacobs Suchard Ag	Vorrichtung zum aufnehmen und ausgeben von fluessigkeiten
IT1261841B (it) *	1993-08-23	1996-06-03	Conser Spa	Procedimento per la produzione di melammina ad alta purezza.
BE1008133A3 (nl) *	1994-03-15	1996-01-23	Dsm Nv	Werkwijze voor de afscheiding van verontreinigingen uit een heet synthesegasmengsel bij de melaminebereiding.
ES2209560T3 (es) *	1998-11-13	2004-06-16	Ami Agrolinz Melamine International Gmbh	Procedimiento para la obtencion de melamina pura.
NL1012466C2 (nl) *	1999-06-29	2001-01-02	Dsm Nv	Werkwijze voor de bereiding van melamine uit ureum.
IT1315255B1 (it) *	1999-11-16	2003-02-03	Eurotecnica Dev And Licensing	Procedimento di purificazione della melammina.
IT1315265B1 (it) *	1999-12-22	2003-02-03	Eurotecnica Dev And Licensing	Processo per la produzione con altre rese di melammina ad elevatapurezza
JP2004536011A (ja) *	2001-07-24	2004-12-02	ディーエスエムアイピーアセッツビー．ブイ．	Ｎｈ３、ｈ２ｏ及びｃｏ２を含む気体混合物からアンモニウムカルバメート溶液を得る方法
ITMI20021026A1 (it) *	2002-05-14	2003-11-14	Eurotecnica Dev & Licensing S	Processo di produzione di melammina da urea e particolarmente per ottenere off-gas privi di melammina nello stadio di prima separazione
NL1021287C2 (nl) *	2002-08-15	2004-02-17	Dsm Nv	Werkwijze voor het bereiden van melamine.
NL1022414C2 (nl) *	2003-01-17	2004-07-20	Dsm Nv	Werkwijze voor het onttrekken van energie uit rookgassen.
DE102005028665A1 (de) *	2005-06-15	2007-01-04	Ami-Agrolinz Melamine International Gmbh	Verfahren zur Reinigung von Abwässern aus Melaminanlagen
EP2098516A1 (en)	2008-03-04	2009-09-09	Urea Casale S.A.	Process for the production of high purity melamine from urea
ITMI20080861A1 (it) *	2008-05-13	2009-11-14	Eurotecnica Melamine Luxembourg	Processo migliorato per la purificazione della melammina e relativa apparecchiatura
IT1400090B1 (it) *	2010-05-06	2013-05-17	Eurotecnica Melamine Luxemburg Zweigniederlassung In Ittigen	Procedimento a basso consumo energetico per la produzione di melammina ad elevata purezza tramite pirolisi dell'urea, e relativa apparecchiatura

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3496176A (en) *	1968-06-19	1970-02-17	Allied Chem	Melamine purification
NL161750C (nl) *	1968-11-16	1980-03-17	Stamicarbon	Werkwijze voor het afscheiden van melamine uit een gasvormig reactiemengsel van melamine, ammoniak en kooldioxyde.
RO74590A (ro) *	1977-01-19	1981-08-30	Stamicarbon Bv,Nl	Procedeu de preparare a melaminei din uree
NL7903473A (nl) *	1979-05-03	1980-11-05	Stamicarbon	Werkwijze voor het bereiden van melamine.

1982
- 1982-04-07 NL NL8201479A patent/NL8201479A/nl not_active Application Discontinuation
- 1982-04-16 US US06/368,971 patent/US4408046A/en not_active Expired - Lifetime
1983
- 1983-03-03 IN IN269/CAL/83A patent/IN158211B/en unknown
- 1983-03-28 YU YU727/83A patent/YU43655B/xx unknown
- 1983-03-29 BG BG060327A patent/BG50277A3/xx unknown
- 1983-04-01 DE DE8383200475T patent/DE3374311D1/de not_active Expired
- 1983-04-01 AT AT83200475T patent/ATE30586T1/de not_active IP Right Cessation
- 1983-04-01 EP EP83200475A patent/EP0091174B1/en not_active Expired
- 1983-04-05 DD DD83249564A patent/DD209625A5/de not_active IP Right Cessation
- 1983-04-05 RO RO83110557A patent/RO89260A/ro unknown
- 1983-04-05 ZA ZA832405A patent/ZA832405B/xx unknown
- 1983-04-06 BR BR8301744A patent/BR8301744A/pt not_active IP Right Cessation
- 1983-04-06 SU SU833584512A patent/SU1424734A3/ru active
- 1983-04-06 MX MX007960A patent/MX168144B/es unknown
- 1983-04-06 JP JP58060638A patent/JPS58185573A/ja active Granted
- 1983-04-06 HU HU831185A patent/HU190834B/hu not_active IP Right Cessation
- 1983-04-06 NO NO831230A patent/NO163009C/no unknown
- 1983-04-06 CA CA000425318A patent/CA1244423A/en not_active Expired
- 1983-04-06 PL PL1983241365A patent/PL142730B1/pl unknown
- 1983-04-06 KR KR1019830001423A patent/KR860001569B1/ko not_active Expired
- 1983-04-06 CS CS832426A patent/CS241054B2/cs unknown
- 1983-04-06 ES ES521272A patent/ES8402277A1/es not_active Expired

Also Published As

Publication number	Publication date
DD209625A5 (de)	1984-05-16
KR840004414A (ko)	1984-10-15
ES521272A0 (es)	1984-01-16
MX168144B (es)	1993-05-06
EP0091174A1 (en)	1983-10-12
SU1424734A3 (ru)	1988-09-15
BR8301744A (pt)	1983-12-13
NO163009C (no)	1990-03-21
CA1244423A (en)	1988-11-08
PL241365A1 (en)	1983-11-21
ZA832405B (en)	1983-12-28
DE3374311D1 (en)	1987-12-10
EP0091174B1 (en)	1987-11-04
JPH0480908B2 (2)	1992-12-21
CS241054B2 (en)	1986-03-13
BG50277A3 (en)	1992-06-15
JPS58185573A (ja)	1983-10-29
NO831230L (no)	1983-10-10
US4408046A (en)	1983-10-04
CS242683A2 (en)	1985-07-16
HU190834B (en)	1986-11-28
PL142730B1 (en)	1987-11-30
KR860001569B1 (ko)	1986-10-08
ATE30586T1 (de)	1987-11-15
RO89260A (ro)	1986-03-15
NO163009B (no)	1989-12-11
NL8201479A (nl)	1983-11-01
YU43655B (en)	1989-10-31
IN158211B (2)	1986-09-27
YU72783A (en)	1986-02-28

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Legal Events

Date	Code	Title	Description
1997-12-01	FD1A	Patent lapsed	Effective date: 19971001