ES8200085A1 - Procedimiento para la obtencion de hidrazida de acido al- quildifenileter-sulfonico - Google Patents

Procedimiento para la obtencion de hidrazida de acido al- quildifenileter-sulfonico

Info

Publication number
ES8200085A1
ES8200085A1 ES497506A ES497506A ES8200085A1 ES 8200085 A1 ES8200085 A1 ES 8200085A1 ES 497506 A ES497506 A ES 497506A ES 497506 A ES497506 A ES 497506A ES 8200085 A1 ES8200085 A1 ES 8200085A1
Authority
ES
Spain
Prior art keywords
production
blowing agents
alkyldiphenyl
sulfonic acid
acid hydrazides
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
Application number
ES497506A
Other languages
English (en)
Other versions
ES497506A0 (es
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Publication of ES8200085A1 publication Critical patent/ES8200085A1/es
Publication of ES497506A0 publication Critical patent/ES497506A0/es
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
    • C08J9/104—Hydrazines; Hydrazides; Semicarbazides; Semicarbazones; Hydrazones; Derivatives thereof
    • C08J9/105—Hydrazines; Hydrazides; Semicarbazides; Semicarbazones; Hydrazones; Derivatives thereof containing sulfur
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (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)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

PROCEDIMIENTO PARA LA OBTENCION DE HIDRACIDAS DE ACIDO ALQUIL-DIFENILETER-SULFONICO, DE FORMULA (I), DONDE R1 Y R2 SON IGUALES O DIFERENTES Y SIFNIFICAN HALOGENO O UN RESTO ALQUILO INEFERIOR, PUDIENDO R1 O 2 SIGNIFICAR HIDROGENO; R3 SIGNIFICA UN RESTO ALQUILO INFERIOR, Y "N" PUEDE SER 1 O 2. CARACTERIZADO PORQUE ALQUILDIFENILETERES, EN PRESENCIA DE UN CLORURO DE ACIDO, SE CLOROSULFONIZAN A TEMPERATURAS COMPRENDIDAS ENTRE 0 Y 120 , CON ACIDO CLOROFULFONICO AL DI- O TRISULFOCLORURO DE ALQUILDIFENILETER Y ESTOS HACIENDOLOS REACCIONAR EN UN DISOLVENTE O MEZLCA DE DISOLVENTES, A TEMPERATURAS COMPRENDIDAS ENTRE 0 Y 100, CON AMINAS PROPORCIONAN LOS COMPUESTOS DE FORMULA (I). DE USO COMO AGENTES PROPULSORES PARA LA OBTENCION DE CAUCHOS Y PRODUCTOS ESPUMADOS DE MATERIALES TERMOPLASTICOS.
ES497506A 1979-12-06 1980-12-05 Procedimiento para la obtencion de hidrazida de acido al- quildifenileter-sulfonico Granted ES497506A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792949069 DE2949069A1 (de) 1979-12-06 1979-12-06 Neue alkyldiphenylether-sulfonsaeurehydrazide, ihre herstellung und verwendung als treibmittel

Publications (2)

Publication Number Publication Date
ES8200085A1 true ES8200085A1 (es) 1981-10-16
ES497506A0 ES497506A0 (es) 1981-10-16

Family

ID=6087735

Family Applications (1)

Application Number Title Priority Date Filing Date
ES497506A Granted ES497506A0 (es) 1979-12-06 1980-12-05 Procedimiento para la obtencion de hidrazida de acido al- quildifenileter-sulfonico

Country Status (7)

Country Link
US (1) US4329499A (es)
EP (1) EP0030333B1 (es)
JP (1) JPS56113758A (es)
BR (1) BR8007965A (es)
CA (1) CA1153390A (es)
DE (1) DE2949069A1 (es)
ES (1) ES497506A0 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3322320A1 (de) * 1983-06-21 1985-01-03 Bayer Ag, 5090 Leverkusen Arylsulfonylhydrazone als treibmittel
JPH0742361B2 (ja) * 1988-03-08 1995-05-10 豊田合成株式会社 スポンジゴム製品の製造方法
JP4887070B2 (ja) * 2006-03-27 2012-02-29 永和化成工業株式会社 Ｐ，ｐ’−オキシビス（ベンゼンスルホニルヒドラジド）の製造方法
ES2445171T5 (es) * 2009-06-04 2022-05-12 Armacell Entpr Gmbh & Co Kg Material en espuma elástico retardante de la llama

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2513826A (en) * 1946-12-05 1950-07-04 Gen Aniline & Film Corp Aromatic sulfonhydrazides
US2626933A (en) * 1949-04-05 1953-01-27 Bayer Ag Hydrazide of organic sulfonic acid as blowing agent in plastics
DE821423C (de) * 1949-04-06 1951-11-19 Bayer Ag Treibmittel zur Herstellung von Schwamm-, Moos- und Zellgummi aus natuerlichem oder synthetischem Kautschuk sowie zur Herstellung von Schaummassen aus Kunststoffen
US2595017A (en) * 1949-12-28 1952-04-29 Gen Aniline & Film Corp Bis-beta-aromatic sulfonhydrazides
US2552065A (en) * 1950-08-01 1951-05-08 Us Rubber Co Oxybisphenylsulfonhydrazide
US2640853A (en) * 1951-07-10 1953-06-02 Us Rubber Co Production of organic sulfonyl hydrazides
US2626280A (en) * 1952-05-07 1953-01-20 Us Rubber Co Thio bis
US2673220A (en) * 1952-05-14 1954-03-23 Us Rubber Co p, p'-methylene bis
DE1494975A1 (de) * 1964-12-22 1969-04-10 Basf Ag Treibmittel zum Verschaeumen von Kunststoffen und natuerlichem Kautschuk
GB1123823A (en) * 1965-02-26 1968-08-14 Fisons Ind Chemicals Ltd Blowing agents
US3925466A (en) * 1973-04-26 1975-12-09 Uniroyal Inc Reaction product of oxalyldihydrazide and bis(sulfonyl halide)
CH598301A5 (es) * 1975-07-10 1978-04-28 Ciba Geigy Ag

Also Published As

Publication number Publication date
JPS56113758A (en) 1981-09-07
ES497506A0 (es) 1981-10-16
DE2949069A1 (de) 1981-06-11
EP0030333A1 (de) 1981-06-17
CA1153390A (en) 1983-09-06
EP0030333B1 (de) 1983-03-09
US4329499A (en) 1982-05-11
BR8007965A (pt) 1981-06-23

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20001009