BR9602638A - Processo para purificação de melamina - Google Patents

Processo para purificação de melamina

Info

Publication number: BR9602638A
Authority: BR; Brazil
Prior art keywords: purification process; melamine purification; melamine; purification
Prior art date: 1995-06-07

Application number

BR9602638A

Other languages

English (en)

Inventor

David Best

Amit Gupta

Original Assignee

Melamine Chemicals Inc

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.)

1995-06-07

Filing date

1996-06-05

Publication date

1998-04-22

1996-06-05 Application filed by Melamine Chemicals Inc filed Critical Melamine Chemicals Inc

1998-04-22 Publication of BR9602638A publication Critical patent/BR9602638A/pt

Links

229920000877 Melamine resin Polymers 0.000 title 1
JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 title 1
238000000746 purification Methods 0.000 title 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
- C07D251/62—Purification of melamine

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

BR9602638A 1995-06-07 1996-06-05 Processo para purificação de melamina BR9602638A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US08/479,003 US5514797A (en)	1995-06-07	1995-06-07	Method for increasing purity of melamine

Publications (1)

Publication Number	Publication Date
BR9602638A true BR9602638A (pt)	1998-04-22

Family

ID=23902255

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9602638A BR9602638A (pt)	1995-06-07	1996-06-05	Processo para purificação de melamina

Country Status (14)

Country	Link
US (1)	US5514797A (pt)
EP (1)	EP0747367A1 (pt)
JP (1)	JPH08337575A (pt)
KR (1)	KR970001337A (pt)
AU (1)	AU5473396A (pt)
BR (1)	BR9602638A (pt)
CA (1)	CA2177520A1 (pt)
EG (1)	EG20878A (pt)
NO (1)	NO307339B1 (pt)
NZ (1)	NZ286590A (pt)
PL (1)	PL314674A1 (pt)
RO (1)	RO118201B1 (pt)
TW (1)	TW408115B (pt)
ZA (1)	ZA963944B (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FI96028C (fi) *	1993-07-01	1996-04-25	Kemira Oy	Menetelmä melamiinin valmistamiseksi
BE1008947A3 (nl) *	1994-12-01	1996-10-01	Dsm Nv	Werkwijze voor de bereiding van condensatieproducten van melamine.
AT402294B (de) *	1994-12-23	1997-03-25	Agrolinz Melamin Gmbh	Verfahren zur herstellung von hochreinem melamin
AT403579B (de) *	1995-12-07	1998-03-25	Agrolinz Melamin Gmbh	Verfahren zur herstellung von hochreinem melamin
US6380385B1 (en)	1995-12-07	2002-04-30	Agrolinz Melanin Gmbh	Process for the preparation of pure melamine
NL1003328C2 (nl) *	1996-06-13	1997-12-17	Dsm Nv	Werkwijze voor het bereiden van melamine.
NL1003709C2 (nl) *	1996-07-30	1998-02-05	Dsm Nv	Werkwijze voor het bereiden van melamine.
NL1006095C2 (nl) *	1997-05-21	1998-11-25	Dsm Nv	Werkwijze voor het bereiden van melamine.
WO1998052928A1 (en)	1997-05-21	1998-11-26	Dsm N.V.	Method for preparing melamine
ES2195338T3 (es)	1997-05-28	2003-12-01	Dsm Ip Assets Bv	Metodo para preparar melamina.
NL1006147C2 (nl) *	1997-05-28	1998-12-01	Dsm Nv	Werkwijze voor het bereiden van melamine.
NL1006192C2 (nl) *	1997-06-02	1998-12-03	Dsm Nv	Werkwijze voor het bereiden van melamine.
CA2292597A1 (en) *	1997-06-02	1998-12-10	Dsm N.V.	Method for preparing melamine
IT1292427B1 (it) *	1997-06-27	1999-02-08	Eurotecnica Contractors And En	Procedimento e apparecchiatura per la produzione di melammina
MXPA01006291A (es) *	1998-12-23	2002-04-17	Agrolinz Melamin Gmbh	Metodo para purificar melamina.
NL1013456C2 (nl) *	1999-11-02	2001-05-03	Dsm Nv	Kristallijn melamine en de toepassing in aminoformaldehydeharsen.
US20030028020A1 (en) *	2001-07-27	2003-02-06	Gupta Ram B.	Process for the synthesis of high purity melamine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3116924A (en) *	1960-09-23	1964-01-07	William F Huck	Sheet conveying device
US4565867A (en) *	1984-01-05	1986-01-21	Melamine Chemicals, Inc.	Anhydrous high-pressure melamine synthesis
IT1270577B (it) *	1993-02-22	1997-05-06	Wladimiro Bizzotto	Reattore melamina ad alta pressione
FI96028C (fi) *	1993-07-01	1996-04-25	Kemira Oy	Menetelmä melamiinin valmistamiseksi
AT402294B (de) *	1994-12-23	1997-03-25	Agrolinz Melamin Gmbh	Verfahren zur herstellung von hochreinem melamin
AT402295B (de) *	1994-12-23	1997-03-25	Agrolinz Melamin Gmbh	Verfahren zur reinigung von melamin

1995
- 1995-06-07 US US08/479,003 patent/US5514797A/en not_active Expired - Fee Related
1996
- 1996-05-15 NZ NZ286590A patent/NZ286590A/en unknown
- 1996-05-17 ZA ZA963944A patent/ZA963944B/xx unknown
- 1996-05-24 TW TW085106166A patent/TW408115B/zh not_active IP Right Cessation
- 1996-05-26 EG EG44596A patent/EG20878A/xx active
- 1996-05-28 CA CA002177520A patent/CA2177520A1/en not_active Abandoned
- 1996-06-05 NO NO962340A patent/NO307339B1/no unknown
- 1996-06-05 KR KR1019960020040A patent/KR970001337A/ko not_active Application Discontinuation
- 1996-06-05 BR BR9602638A patent/BR9602638A/pt not_active Application Discontinuation
- 1996-06-05 AU AU54733/96A patent/AU5473396A/en not_active Abandoned
- 1996-06-06 RO RO96-01160A patent/RO118201B1/ro unknown
- 1996-06-06 JP JP8166787A patent/JPH08337575A/ja active Pending
- 1996-06-07 EP EP96304318A patent/EP0747367A1/en not_active Withdrawn
- 1996-06-07 PL PL96314674A patent/PL314674A1/xx unknown

Also Published As

Publication number	Publication date
PL314674A1 (en)	1996-12-09
JPH08337575A (ja)	1996-12-24
KR970001337A (ko)	1997-01-24
RO118201B1 (ro)	2003-03-28
EP0747367A1 (en)	1996-12-11
CA2177520A1 (en)	1996-12-08
NZ286590A (en)	1997-02-24
ZA963944B (en)	1997-01-14
TW408115B (en)	2000-10-11
NO962340L (no)	1996-12-09
AU5473396A (en)	1996-12-19
NO307339B1 (no)	2000-03-20
NO962340D0 (no)	1996-06-05
EG20878A (en)	2000-05-31
US5514797A (en)	1996-05-07

Similar Documents

Publication	Publication Date	Title
PT773940E (pt)	2003-10-31	Processo de sintese de sulfoxidos substituidos
PT770615E (pt)	2003-10-31	Processo para a preparacao de di-haloazolopirimidinas
BR9509505A (pt)	1997-12-30	Processo para formar derivados de aluminio-silicato
BR9510363A (pt)	1997-12-23	Processo para produção de melamina altamente pura
BR9402038A (pt)	1995-03-07	Processo de purificação de pentaflúor etano
BR9607332A (pt)	1997-11-25	Processo para a purificação de melamina
BR9606782A (pt)	1997-12-30	Processo para preparar ciclopilacetileno
BR9602638A (pt)	1998-04-22	Processo para purificação de melamina
BR9611892A (pt)	1999-02-17	Processo para preparação de melamina pura
BR9307861A (pt)	1996-03-05	Processo para formação de revestimento
BR9307855A (pt)	1996-01-09	Processo para formação de revestimento
BR9707070A (pt)	1999-07-20	Processo de separação
BR9408427A (pt)	1997-08-26	Processo para purificação de gás natural
BR9606199A (pt)	1998-08-25	Processo para produção de objetos
PT844999E (pt)	2003-07-31	Processo de purificacao
BR9709525A (pt)	1999-08-10	Processo de filtração
BR9404156A (pt)	1995-06-20	Processo para purificação de indigo
BR9700007A (pt)	1998-11-10	Processo
BR9808011B1 (pt)	2011-10-18	processo para a purificação de caprolactama.
BR9302417A (pt)	1994-01-11	Processo para purificacao de indigo
BR9601278A (pt)	1998-01-13	Processo para produzir agentes de acilação
BR9201133A (pt)	1992-12-01	Processo para purificacao de indigo
BR9600230A (pt)	1997-12-23	Processo para purificar alquilemetilaminas graxas terciárias
BR9600208A (pt)	1997-10-07	Processo para tratamento de água
BR9611833A (pt)	1999-03-09	Processo para a preparação de dioxoazabiciclo-hexanos

Legal Events

Date	Code	Title	Description
1998-08-25	PC	Transfer	Free format text: DSM MELAMINE B. V. (NL)
2002-04-16	FA10	Dismissal: dismissal - article 33 of industrial property law