FR2367791A1 - Procede pour convertir en mousses des matieres thermoplastiques a l'aide de tris-tetrazoles - Google Patents

Procede pour convertir en mousses des matieres thermoplastiques a l'aide de tris-tetrazoles

Info

Publication number
FR2367791A1
FR2367791A1 FR7731249A FR7731249A FR2367791A1 FR 2367791 A1 FR2367791 A1 FR 2367791A1 FR 7731249 A FR7731249 A FR 7731249A FR 7731249 A FR7731249 A FR 7731249A FR 2367791 A1 FR2367791 A1 FR 2367791A1
Authority
FR
France
Prior art keywords
tris
tetrazoles
foams
thermoplastic materials
converting thermoplastic
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
FR7731249A
Other languages
English (en)
Other versions
FR2367791B1 (fr
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.)
Novartis AG
Original Assignee
Ciba Geigy AG
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 Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of FR2367791A1 publication Critical patent/FR2367791A1/fr
Application granted granted Critical
Publication of FR2367791B1 publication Critical patent/FR2367791B1/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
    • C08J9/108—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 in a heterocyclic ring containing at least one carbon atom

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

Procédé pour conférer une structure cellulaire à des matières thermoplastiques. On leur ajoute de 0,05 à 5 % en poids d'un tris-tétrazole répondant à la formule :
FR7731249A 1976-10-18 1977-10-18 Procede pour convertir en mousses des matieres thermoplastiques a l'aide de tris-tetrazoles Granted FR2367791A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1316376A CH623840A5 (fr) 1976-10-18 1976-10-18

Publications (2)

Publication Number Publication Date
FR2367791A1 true FR2367791A1 (fr) 1978-05-12
FR2367791B1 FR2367791B1 (fr) 1980-04-18

Family

ID=4389896

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7731249A Granted FR2367791A1 (fr) 1976-10-18 1977-10-18 Procede pour convertir en mousses des matieres thermoplastiques a l'aide de tris-tetrazoles

Country Status (7)

Country Link
US (1) US4127718A (fr)
JP (1) JPS5350188A (fr)
CH (1) CH623840A5 (fr)
DE (1) DE2745074A1 (fr)
FR (1) FR2367791A1 (fr)
GB (1) GB1542055A (fr)
NL (1) NL7711325A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2438064A1 (fr) * 1978-10-05 1980-04-30 Rhone Poulenc Ind Melanges-maitres pour moulage de polyamide allege
US4258138A (en) * 1979-10-15 1981-03-24 The Dow Chemical Company Method of foaming thermoplastic polymeric materials using tetrazole-containing heterocycles
US5331017A (en) * 1990-11-26 1994-07-19 Toyo Kasei Kogyo Company, Limited Blowing agents of the tetrazoles and their derivatives
US5346927A (en) * 1990-11-26 1994-09-13 Toyo Kasei Kogyo Company, Ltd. Blowing agents of the tetrazoles and their derivatives
DE4138182A1 (de) * 1990-11-26 1992-05-27 Toyo Kasei Kogyo Co Ltd Treibmittel aus tetrazolen und ihren derivaten
KR101422901B1 (ko) 2009-02-13 2014-07-23 시오노기 앤드 컴파니, 리미티드 신규 트라이아진 유도체 및 그것을 함유하는 의약 조성물
EP2604260B1 (fr) 2010-08-10 2017-05-10 Shionogi&Co., Ltd. Nouveaux dérivés hétérocycliques, et composition pharmaceutique comprenant ceux-ci
EP2604595B1 (fr) * 2010-08-10 2016-03-16 Shionogi&Co., Ltd. Dérivé de triazine et composition pharmaceutique présentant une activité analgésique à teneur en dérivé de triazine
WO2013118855A1 (fr) 2012-02-09 2013-08-15 塩野義製薬株式会社 Noyau hétérocyclique et dérivé carbocyclique
TWI637949B (zh) 2013-06-14 2018-10-11 塩野義製藥股份有限公司 胺基三衍生物及含有其等之醫藥組合物

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3442829A (en) * 1966-11-10 1969-05-06 Borg Warner Method of foaming thermoplastic polymeric materials using hydrocarbyltetrazoles as the foaming agent

Also Published As

Publication number Publication date
FR2367791B1 (fr) 1980-04-18
GB1542055A (en) 1979-03-14
DE2745074A1 (de) 1978-04-20
CH623840A5 (fr) 1981-06-30
NL7711325A (nl) 1978-04-20
US4127718A (en) 1978-11-28
JPS5350188A (en) 1978-05-08

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Legal Events

Date Code Title Description
ST Notification of lapse