DE69020456T2 - Verfahren zur Herstellung von Melaminpyrophosphat. - Google Patents
Verfahren zur Herstellung von Melaminpyrophosphat.Info
- Publication number
- DE69020456T2 DE69020456T2 DE69020456T DE69020456T DE69020456T2 DE 69020456 T2 DE69020456 T2 DE 69020456T2 DE 69020456 T DE69020456 T DE 69020456T DE 69020456 T DE69020456 T DE 69020456T DE 69020456 T2 DE69020456 T2 DE 69020456T2
- Authority
- DE
- Germany
- Prior art keywords
- production
- melamine pyrophosphate
- pyrophosphate
- melamine
- 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.)
- Expired - Fee Related
Links
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
- C07D251/70—Other substituted melamines
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/38—Condensed phosphates
- C01B25/42—Pyrophosphates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/393,164 US4950757A (en) | 1989-08-14 | 1989-08-14 | Process for manufacture of melamine pyrophosphate |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69020456D1 DE69020456D1 (de) | 1995-08-03 |
DE69020456T2 true DE69020456T2 (de) | 1996-02-01 |
Family
ID=23553550
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69020456T Expired - Fee Related DE69020456T2 (de) | 1989-08-14 | 1990-07-20 | Verfahren zur Herstellung von Melaminpyrophosphat. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4950757A (de) |
EP (1) | EP0413376B1 (de) |
CA (1) | CA2021017C (de) |
DE (1) | DE69020456T2 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8823482D0 (en) * | 1988-10-06 | 1988-11-16 | Ciba Geigy Ag | Flame retardants |
US5198483A (en) * | 1988-10-06 | 1993-03-30 | Fmc Corporation | Flame retardants |
AT402819B (de) * | 1995-02-06 | 1997-09-25 | Chemie Linz Gmbh | Verfahren zur herstellung von guanidin- oder melaminphosphaten |
DE19506330A1 (de) * | 1995-02-23 | 1996-08-29 | Chemie Linz Deutschland Gmbh I | Verfahren zur Herstellung von Guanidin- oder Melaminphosphaten |
TW450972B (en) * | 1996-05-22 | 2001-08-21 | Nissan Chemical Ind Ltd | Melamine polymetaphosphate and process for its production |
ATE253055T1 (de) * | 1998-03-11 | 2003-11-15 | Du Pont | Kondensierte melaminphosphate |
DE10030658C1 (de) * | 2000-06-23 | 2002-01-03 | Trespa Int Bv | Flammwidrige Harzbeschichtung |
US6756431B2 (en) | 2002-04-09 | 2004-06-29 | Crompton Corporation | Heterocyclic tin flame retardants/smoke suppressants and halogen-containing polymer composition containing same |
JP5791251B2 (ja) | 2010-09-09 | 2015-10-07 | 株式会社Adeka | ピロリン酸メラミンの製造方法 |
JP6360033B2 (ja) | 2013-03-01 | 2018-07-18 | 株式会社Adeka | ピロリン酸塩の製造方法 |
US11666199B2 (en) | 2018-12-12 | 2023-06-06 | Owens Corning Intellectual Capital, Llc | Appliance with cellulose-based insulator |
US11207863B2 (en) | 2018-12-12 | 2021-12-28 | Owens Corning Intellectual Capital, Llc | Acoustic insulator |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US921024A (en) * | 1908-12-02 | 1909-05-11 | James Boorman Strong | Guard-rail-clamp. |
US3914193A (en) * | 1969-04-17 | 1975-10-21 | American Cyanamid Co | Intumescent coating compositions containing crystalline melamine pyrophosphate |
US3635970A (en) * | 1969-04-17 | 1972-01-18 | American Cyanamid Co | Crystalline melamine pyrophosphate |
US3920796A (en) * | 1973-04-30 | 1975-11-18 | Tennessee Valley Authority | Method of preparing purified phosphates from impure phosphoric acid |
-
1989
- 1989-08-14 US US07/393,164 patent/US4950757A/en not_active Expired - Lifetime
-
1990
- 1990-07-12 CA CA002021017A patent/CA2021017C/en not_active Expired - Fee Related
- 1990-07-20 DE DE69020456T patent/DE69020456T2/de not_active Expired - Fee Related
- 1990-07-20 EP EP90201969A patent/EP0413376B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA2021017A1 (en) | 1991-02-15 |
DE69020456D1 (de) | 1995-08-03 |
CA2021017C (en) | 2000-09-05 |
EP0413376A1 (de) | 1991-02-20 |
EP0413376B1 (de) | 1995-06-28 |
US4950757A (en) | 1990-08-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |