FR2407235A1 - Reticulation de polymeres avec des esters azoiques - Google Patents

Reticulation de polymeres avec des esters azoiques

Info

Publication number
FR2407235A1
FR2407235A1 FR7830306A FR7830306A FR2407235A1 FR 2407235 A1 FR2407235 A1 FR 2407235A1 FR 7830306 A FR7830306 A FR 7830306A FR 7830306 A FR7830306 A FR 7830306A FR 2407235 A1 FR2407235 A1 FR 2407235A1
Authority
FR
France
Prior art keywords
alkyl
aralkyl
cycloalkyl
azoic
cross
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.)
Granted
Application number
FR7830306A
Other languages
English (en)
Other versions
FR2407235B1 (fr
Inventor
Kurt Rauer
Harald Hofman
Heidelinde Schiller
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.)
Pennwalt Corp
Original Assignee
Pennwalt Corp
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 Pennwalt Corp filed Critical Pennwalt Corp
Publication of FR2407235A1 publication Critical patent/FR2407235A1/fr
Application granted granted Critical
Publication of FR2407235B1 publication Critical patent/FR2407235B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C08J9/102—Azo-compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/22—Compounds containing nitrogen bound to another nitrogen atom
    • C08K5/23—Azo-compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

PROCEDE DE RETICULATION ET EVENTUELLEMENT DE FORMATION DE MOUSSE SIMULTANEE, A TEMPERATURE SUPERIEURE A 170C ET PRESSION COMPRISE ENTRE 0 ET 21,1KGCM. L'AGENT DE RETICULATION COMPREND AU MOINS UN ESTER AZOIQUE DE FORMULE: (CF DESSIN DANS BOPI) DANS LAQUELLE R EST UN ATOME D'HYDROGENE, UN ALKYLE INFERIEUR, UN CYCLOALKYLE, UN ARYLE OU UN ARALKYLE; R ET R, INDEPENDANTS L'UN DE L'AUTRE, SONT CHACUN UN ALKYLE, UN CYCLOALKYLE, UN ARYLE OU UN ARALKYLE, CHACUN DE CES RESTES POUVANT PRESENTER UNE RAMIFICATION ALKYLIQUE, OU BIEN FORMENT ENSEMBLE UN GROUPEMENT TETRAMETHYLENE OU PENTAMETHYLENE, EVENTUELLEMENT ALKYL-SUBSTITUE; R ET R POUVANT EGALEMENT FORMER CONJOINTEMENT UN GROUPEMENT ETHYLENE OU TRIMETHYLENE, EVENTUELLEMENT ALKYL-SUBSTITUE; ET R EST UN RESIDU -OCOR, UN ALKYLE, UN CYCLOALKYLE OU UN ARALKYLE. CE PROCEDE PERMET NOTAMMENT LA FORMATION DE MOUSSES HOMOGENES.
FR7830306A 1977-10-31 1978-10-25 Reticulation de polymeres avec des esters azoiques Granted FR2407235A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772748833 DE2748833A1 (de) 1977-10-31 1977-10-31 Verfahren zum vernetzen von polymeren mit azo-estern

Publications (2)

Publication Number Publication Date
FR2407235A1 true FR2407235A1 (fr) 1979-05-25
FR2407235B1 FR2407235B1 (fr) 1984-01-13

Family

ID=6022735

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7830306A Granted FR2407235A1 (fr) 1977-10-31 1978-10-25 Reticulation de polymeres avec des esters azoiques

Country Status (9)

Country Link
JP (1) JPS5485264A (fr)
BE (1) BE871701A (fr)
CA (1) CA1132295A (fr)
DE (1) DE2748833A1 (fr)
FR (1) FR2407235A1 (fr)
GB (1) GB2009183A (fr)
IT (1) IT1206648B (fr)
NL (1) NL188852C (fr)
SE (1) SE7811173L (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0444604A2 (fr) * 1990-02-26 1991-09-04 Elf Atochem Deutschland GmbH Réticulation de caoutchouc fluoré via initiateurs de réticulation ne formant aucun radical de méthyl ou phényl

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4391922A (en) 1982-05-06 1983-07-05 E. I. Du Pont De Nemours And Company Blowing agents as curatives for ethylene/carbon monoxide copolymers
DE3436876A1 (de) 1984-10-08 1986-04-10 Kurt Dipl.-Chem. Dr. 8870 Günzburg Rauer Vernetzung von poly(p-methylstyrol)
JP6234010B2 (ja) * 2012-04-27 2017-11-22 ニチアス株式会社 ゴム成形体の製造方法
EP2900710B1 (fr) * 2012-09-28 2016-05-18 E. I. du Pont de Nemours and Company Azo réticulé fluoropolymere avec perfluoréther groupes pendants, procede de preparation et procede de formation de celui-ci imagé article

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2994357A (en) * 1956-07-06 1961-08-01 Exxon Research Engineering Co Modification of rubbery copolmers
GB929182A (en) * 1958-12-22 1963-06-19 Monsanto Chemicals Production of azoalkanes
FR2403356A1 (fr) * 1977-09-19 1979-04-13 Gustavsberg Ab Procede d'extrusion et de reticulation de polymeres olefiniques

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4029615A (en) * 1975-02-11 1977-06-14 Pennwalt Corporation Polymeric cellular structures

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2994357A (en) * 1956-07-06 1961-08-01 Exxon Research Engineering Co Modification of rubbery copolmers
GB929182A (en) * 1958-12-22 1963-06-19 Monsanto Chemicals Production of azoalkanes
FR2403356A1 (fr) * 1977-09-19 1979-04-13 Gustavsberg Ab Procede d'extrusion et de reticulation de polymeres olefiniques

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0444604A2 (fr) * 1990-02-26 1991-09-04 Elf Atochem Deutschland GmbH Réticulation de caoutchouc fluoré via initiateurs de réticulation ne formant aucun radical de méthyl ou phényl
EP0444604A3 (en) * 1990-02-26 1992-01-08 Atochem Deutschland Gmbh Crosslinking of fluorrubber via crosslinking initiators not forming any methyl- or phenyl-radicals

Also Published As

Publication number Publication date
NL7810560A (nl) 1979-05-02
JPS5485264A (en) 1979-07-06
SE7811173L (sv) 1979-05-01
DE2748833A1 (de) 1979-05-03
DE2748833C2 (fr) 1989-12-28
IT7829339A0 (it) 1978-10-31
FR2407235B1 (fr) 1984-01-13
BE871701A (fr) 1979-04-30
NL188852B (nl) 1992-05-18
NL188852C (nl) 1992-10-16
CA1132295A (fr) 1982-09-21
IT1206648B (it) 1989-04-27
GB2009183A (en) 1979-06-13

Similar Documents

Publication Publication Date Title
BE903147A (fr) Mousses de polyurethanes
US4970243B1 (fr)
FR2359825A1 (fr) Catalyseur et procede pour la production de nitrodiphenylamines
ATE19255T1 (de) Polymer-modifizierte polyole.
DE68909870D1 (de) Weiche flexible Polyurethanschaumstoffe, Verfahren zu deren Herstellung sowie in diesem Verfahren verwendbare Polyolzusammensetzung.
FR2281944A1 (fr) Polymere en mousse elastique obtenu par addition d'une matiere aqueuse a un prepolymere d'urethane a base d'un isocyanate et d'un polyester-polyol, et son procede de preparation
FR2488897B1 (fr) Procede de preparation d'un elastomere de polyurethane par moulage par injection avec reaction et article faconne obtenu par ce procede
FR2343765A1 (fr) Mousse de polyurethanne hydrophile, procede de preparation de cette mousse et produit hydrophile a base de cette mousse
FR2395252A1 (fr) Procede de fabrication de derive n-acyle d'acide amine
FR2407235A1 (fr) Reticulation de polymeres avec des esters azoiques
FI906066A (fi) Foerfarande foer framstaellning av skumplaster med hjaelp av fluoralkaner.
FR2368506A1 (fr) Procede de preparation de mousse durcissant a froid, flexible et presentant des groupes urethanne
IT1206651B (it) Procedimento per la produzione dell'antibiotico ottenuto coltivando un microorganismo del genere nocardia
IT1099028B (it) Procedimento per separare poliolefine fabbricate a bassa pressione,comprendente l'aggiunta di monossido di carbonio alla miscela di reazione
ES455219A1 (es) Procedimiento de separacion de materias en polvo alquitrana-das.
ES475557A1 (es) Procedimiento para la preparacion de derivados de tiazolidi-na.
FR2444661A1 (fr) Procede de preparation d'amines
ATE102636T1 (de) Verfahren zur herstellung von polyurethanweichschaumstoffen.
ES459327A1 (es) Procedimiento para la obtencion de poliisocianatos modifica-dos de la serie difenilmetano.
NO157584C (no) Heterogen elastomerblanding med stabilisert morfologi, og fremgangsmaate for fremstilling derav.
Haimoff Brief report: Occurrence of anti‐resonance in the song of the siamang (Hylobates syndactylus)
ES468569A1 (es) Procedimiento para la fabricacion de 2,3-dimetilpentanal.
BE848016A (fr) Procede et agent de regulation de la croissance et du developpement des plantes,
FR2597862B1 (fr) Procede de preparation d'aldehydes aromatiques
IT1160087B (it) Procedimento per la produzione dell'antibiotico ottenuto coltivando un microorganismo del genere nocardia

Legal Events

Date Code Title Description
TP Transmission of property
CD Change of name or company name
ST Notification of lapse
ST Notification of lapse