ES2055074T3 - Procedimiento de amidacion catalitico. - Google Patents

Procedimiento de amidacion catalitico.

Info

Publication number
ES2055074T3
ES2055074T3 ES89307745T ES89307745T ES2055074T3 ES 2055074 T3 ES2055074 T3 ES 2055074T3 ES 89307745 T ES89307745 T ES 89307745T ES 89307745 T ES89307745 T ES 89307745T ES 2055074 T3 ES2055074 T3 ES 2055074T3
Authority
ES
Spain
Prior art keywords
integer
amidation procedure
procedure
catalytic
cxh2x
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 - Lifetime
Application number
ES89307745T
Other languages
English (en)
Inventor
Robert Clayton Wheland
Ivan Keith Miller
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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.)
Filing date
Publication date
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of ES2055074T3 publication Critical patent/ES2055074T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
    • C08G69/28—Preparatory processes
    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/04—Preparatory processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)

Abstract

EN UN PROCEDIMIENTO PARA AUMENTAR EL PESO MOLECULAR DE UNA POLIAMIDA, POR EJEMPLO NILON 6,6, QUE CONSISTE EN CALENTAR LA POLIAMIDA EN PRESENCIA DE UN CATALIZADOR PARA EFECTUAR UN CAMBIO DE PESO MOLECULAR DESEADO, LA MEJORA QUE CONSISTE EN EMPLEAR, COMO CATALIZADOR, (A) R(CH2)NPO3(R2)2 Y R1(CH2)NPO2HR2, DONDE R1 ES 2-PIRIDILO, NHR4, N(R4)2 O NH2, N ES UN ENTERO DE 2-5; SIENDO R2, EL MISMO O DIFRENTES, H O CXH2X+1, Y X ES UN ENTERO DE 1-10; Y (B) R3X(CH2)N''PO3(R2)2 Y R3X(CH2)N''PO2HR2, DONDE X ES O O S, N'' ES UN ENTERO DE 2-5; R3 ES H O CXH2X+1; X ES UN ENTERO DE 0-10; Y R2 SE DEFINE COMO EN LA FORMULA (A).
ES89307745T 1988-08-01 1989-07-31 Procedimiento de amidacion catalitico. Expired - Lifetime ES2055074T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/227,035 US4912175A (en) 1988-08-01 1988-08-01 Process for in creasing polyamide molecular weight with P containing catalyst

Publications (1)

Publication Number Publication Date
ES2055074T3 true ES2055074T3 (es) 1994-08-16

Family

ID=22851476

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89307745T Expired - Lifetime ES2055074T3 (es) 1988-08-01 1989-07-31 Procedimiento de amidacion catalitico.

Country Status (10)

Country Link
US (1) US4912175A (es)
EP (1) EP0353969B1 (es)
JP (1) JP2779243B2 (es)
AR (1) AR243562A1 (es)
CA (1) CA1320611C (es)
DE (1) DE68915890T2 (es)
ES (1) ES2055074T3 (es)
LT (1) LT3237B (es)
TR (1) TR23975A (es)
WO (1) WO1990001513A1 (es)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4966949A (en) * 1988-10-20 1990-10-30 E. I. Du Pont De Nemours And Company Process for increasing the molecular weight of a polyamide with p containing catalyst
US5116919A (en) * 1990-12-05 1992-05-26 E. I. Du Pont De Nemours And Company Process for increasing the relative viscosity of polyamides with reduced thermal degradation
US5258469A (en) * 1991-01-24 1993-11-02 E. I. Du Pont De Nemours And Company Preparation of 2-(pyridyl)ethyl bis-(trialkyl silyl)phosphonate derivatives substituted phosphorous compounds
US5194616A (en) * 1991-01-24 1993-03-16 E. I. Du Pont De Nemours And Company Preparation of 2-(pyridyl)ethyl bis-(trialkyl silyl)phosphonate derivatives
US5142000A (en) * 1991-08-28 1992-08-25 E. I. Du Pont De Nemours And Company Process for increasing polyamide molecular weight with organophosphonic acid or ester catalysts in the presence of alumina-containing titanium dioxide
ES2099411T3 (es) * 1992-12-22 1997-05-16 Ciba Geigy Ag Aumento del peso molecular de las poliamidas.
US5496920A (en) * 1993-06-07 1996-03-05 Ciba-Geigy Corporation Increasing the molecular weight of polyamides
US5420230A (en) * 1993-09-20 1995-05-30 E. I. Du Pont De Nemours And Company Amidation catalyst concentrates
US5756596A (en) * 1993-12-16 1998-05-26 Ciba Specialty Chemicals Corporation Increasing the molecular weight of polyamides
US5543495A (en) * 1994-03-08 1996-08-06 E. I. Du Pont De Nemours And Company Process for increasing the molecular weight of polyamides and other condensation polymers
US5698658A (en) * 1996-05-31 1997-12-16 E. I. Du Pont De Nemours And Company Linear very high molecular weight polyamides and process for producing them
US6160167A (en) * 1998-04-21 2000-12-12 Bionumerik Pharmaceuticals, Inc. Mercaptans and disulfides
AU761267C (en) 1998-09-09 2007-08-09 Metabasis Therapeutics, Inc. Novel heteroaromatic inhibitors of fructose 1,6-bisphosphatase
FR2787797B1 (fr) 1998-12-23 2006-01-06 Rhodianyl Procede de fabrication de polyamide
ES2302706T3 (es) 2000-01-20 2008-08-01 Invista Technologies S.A.R.L. Proceso para prolongar la cadena de poliamida.
ES2244488T3 (es) 2000-01-20 2005-12-16 Invista Technologies S.A.R.L. Proceso de extension de cadenas de poliamida y poliamidas funcionalizadas producidas por el mismo.
US7563774B2 (en) 2000-06-29 2009-07-21 Metabasis Therapeutics, Inc. Combination of FBPase inhibitors and antidiabetic agents useful for the treatment of diabetes
CN113563580B (zh) * 2021-07-02 2024-02-23 中国纺织科学研究院有限公司 一种提高共聚酰胺分子量的方法及其产品

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2648695A (en) 1949-07-25 1953-08-11 Shell Dev Intramolecular esters of hydroxy or amino phosphinic acids
NL6601486A (es) * 1965-02-05 1966-08-08
US3365428A (en) * 1965-03-25 1968-01-23 Celanese Corp Polymerization of polyamide-precursor salt in the presence of a phosphinic acid
GB1084324A (es) * 1965-06-23
FR1531145A (fr) * 1966-07-13 1968-06-28 Ici Ltd Polyamides
GB1193435A (en) * 1966-07-13 1970-06-03 Ici Ltd Polyamides
JPS5524193B2 (es) * 1971-09-17 1980-06-27
US3825508A (en) * 1972-05-04 1974-07-23 Teijin Ltd Production of polyamide from methyl substituted phthalic acid by melt polymerization in the presence of reducing phosphorus acid compound
US4390667A (en) * 1981-07-06 1983-06-28 Allied Corporation Process for increasing the melt viscosity of polyamide with aryl phosphate compound
US4433116A (en) * 1981-07-06 1984-02-21 Allied Corporation Process for increasing the relative viscosity of polycaprolactam with phosphite compound

Also Published As

Publication number Publication date
EP0353969B1 (en) 1994-06-08
JPH04500080A (ja) 1992-01-09
LT3237B (en) 1995-04-25
WO1990001513A1 (en) 1990-02-22
TR23975A (tr) 1991-01-14
LTIP358A (en) 1994-09-25
EP0353969A1 (en) 1990-02-07
CA1320611C (en) 1993-07-20
JP2779243B2 (ja) 1998-07-23
DE68915890T2 (de) 1995-01-05
US4912175A (en) 1990-03-27
DE68915890D1 (de) 1994-07-14
AR243562A1 (es) 1993-08-31

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