DE1694068C3 - Verfahren zur Herstellung von Schaumstoffen - Google Patents

Verfahren zur Herstellung von Schaumstoffen

Info

Publication number
DE1694068C3
DE1694068C3 DE1694068A DE1694068A DE1694068C3 DE 1694068 C3 DE1694068 C3 DE 1694068C3 DE 1694068 A DE1694068 A DE 1694068A DE 1694068 A DE1694068 A DE 1694068A DE 1694068 C3 DE1694068 C3 DE 1694068C3
Authority
DE
Germany
Prior art keywords
carbonic acid
anhydride
solution
amount
acid ester
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
DE1694068A
Other languages
German (de)
English (en)
Other versions
DE1694068B2 (de
DE1694068A1 (de
Inventor
Franz Dr. Alfes
Leonhard Dr. 4156 Oedt Goerden
Werner Dr. Kloeker
Karl Dr. 4150 Krefeld Raichle
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 DE1694068A1 publication Critical patent/DE1694068A1/de
Publication of DE1694068B2 publication Critical patent/DE1694068B2/de
Application granted granted Critical
Publication of DE1694068C3 publication Critical patent/DE1694068C3/de
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06Working-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
    • C08J9/08Working-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 carbon dioxide
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26BHAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B19/00Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers
    • B26B19/02Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers of the reciprocating-cutter type
    • B26B19/04Cutting heads therefor; Cutters therefor; Securing equipment thereof
    • B26B19/10Cutting heads therefor; Cutters therefor; Securing equipment thereof involving two or more different types of reciprocating cutting elements, e.g. a pair of toothed shearing elements combined with a pair of perforated cutting elements or a combined toothed and perforated cutting assembly
    • B26B19/107Cutting heads therefor; Cutters therefor; Securing equipment thereof involving two or more different types of reciprocating cutting elements, e.g. a pair of toothed shearing elements combined with a pair of perforated cutting elements or a combined toothed and perforated cutting assembly with means for selectively engaging the drive for a fixed-position secondary cutting unit
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26BHAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B19/00Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers
    • B26B19/38Details of, or accessories for, hair clippers, or dry shavers, e.g. housings, casings, grips, guards

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forests & Forestry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Polymerization Catalysts (AREA)
DE1694068A 1966-07-21 1966-07-21 Verfahren zur Herstellung von Schaumstoffen Expired DE1694068C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF0049750 1966-07-21

Publications (3)

Publication Number Publication Date
DE1694068A1 DE1694068A1 (de) 1971-06-09
DE1694068B2 DE1694068B2 (de) 1975-05-15
DE1694068C3 true DE1694068C3 (de) 1976-01-08

Family

ID=7103241

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1694068A Expired DE1694068C3 (de) 1966-07-21 1966-07-21 Verfahren zur Herstellung von Schaumstoffen

Country Status (11)

Country Link
US (1) US3573232A (https=)
AT (1) AT275881B (https=)
BE (1) BE701668A (https=)
CH (1) CH496036A (https=)
DE (1) DE1694068C3 (https=)
DK (1) DK113741B (https=)
ES (1) ES343172A1 (https=)
GB (1) GB1160476A (https=)
NL (1) NL158524B (https=)
NO (1) NO117768B (https=)
SE (1) SE334740B (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2524834C3 (de) * 1975-06-04 1981-04-23 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Polyurethanschaumstoffen mit geschlossener Außenhaut
DE2928357A1 (de) * 1979-07-13 1981-01-15 Metzeler Kautschuk Zellige elastomerschaeume und verfahren zu ihrer herstellung
US4358548A (en) * 1980-01-14 1982-11-09 Whitney & Company, Inc. Cellular forming agent in resinous systems and resulting products
DE3231397A1 (de) * 1982-08-24 1984-03-01 Bayer Ag, 5090 Leverkusen Verwendung von carbonylverbindungen und/oder heteroanalogen carbonylverbindungen als stabilisierungsmittel fuer pyrokohlensaeuredialkylester enthaltende loesungen und, die genannten verbindungen enthaltende, polyisocyanat-zubereitungen
US5140052A (en) * 1989-05-18 1992-08-18 Akzo N.V. Hydrolyzed dialkyl dicarbonates as blowing agents for polymers
US4983320A (en) * 1989-05-18 1991-01-08 Akzo N.V. Dialkyl dicarbonates as blowing agents for polymers
US5030664A (en) * 1989-05-18 1991-07-09 Akzo N.V. Dialkyl dicarbonates as blowing agents for polymers
US5037859A (en) * 1989-06-20 1991-08-06 The United States Of America As Represented By The United States Department Of Energy Composite foams

Also Published As

Publication number Publication date
DK113741B (da) 1969-04-21
ES343172A1 (es) 1968-08-16
AT275881B (de) 1969-11-10
SE334740B (https=) 1971-05-03
BE701668A (https=) 1968-01-22
CH496036A (de) 1970-09-15
DE1694068B2 (de) 1975-05-15
DE1694068A1 (de) 1971-06-09
GB1160476A (en) 1969-08-06
NL6709906A (https=) 1968-01-22
US3573232A (en) 1971-03-30
NL158524B (nl) 1978-11-15
NO117768B (https=) 1969-09-22

Similar Documents

Publication Publication Date Title
DE1495329C3 (de) Mit Wasser härtbare Zement/Harz-Masse
EP0713015B1 (de) Selbsttragende Dübelmasse für die chemische Befestigungstechnik
DE2052961C3 (de) Mischpolymerisierbare Massen und Verfahren zu ihrer Herstellung
DE2939220C2 (https=)
DE1694068C3 (de) Verfahren zur Herstellung von Schaumstoffen
DE1694069C3 (de) Verfahren zur Herstellung von Schaumstoffen
DE1494247A1 (de) Verfahren zum Herstellen flammfester Formteile
CH496042A (de) Wärmehärtende Vinylester Harzmischung, Verfahren zur deren Herstellung und deren Verwendung
DE2456335C2 (de) Verfahren zur Härtung einer Polyestermischung und Masse zur Durchführung dieses Verfahrens
DE2311395A1 (de) Verfahren zur herstellung haertbarer polyesterformmassen
DE3127780A1 (de) Ungesaettigte polyesterharzmasse
DE2108390C3 (de) Härtbare homogene Harzbindemasse zur Herstellung von nicht schrumpfenden Mörteln und ähnlichen Produkten
DE2365338C3 (de) Verfahren zur Herstellung einer geharteten Schaumstruktur
DE2629998A1 (de) Dispersionsstabilisierungsmittel
DE2365339C3 (de) Verfahren zur Herstellung einer gehärteten Schaumstruktur
DE69220277T2 (de) Thioester als Polymerisationsmodifiziermittel
DE2204106C3 (de) Klebstoffmasse auf Basis eines Gemisches von Polyesterharz und Epoxyharz
DE2136493C3 (de) Polymerisationinitiatorsystem
DE1795352A1 (de) Verwendung einer peroxydischen Zusammensetzung zur Kopolymerisation ungesaettigter Polyesterharze
DE1946879A1 (de) Vinylesterharzzusammensetzung und Verfahren zur Herstellung von festen Gegenstaenden
DE2365339B2 (de) Verfahren zur herstellung einer gehaerteten schaumstruktur
EP0158238A2 (de) Ungesättigte Polyesterharze
CH342331A (de) Verfahren zur Herstellung gehärteter Dental-Kunststoffe
DE1669707A1 (de) Mit Wasser abbindbare Polyester/Fuellmittel-Praeparate
DE1569570A1 (de) Ungesaettigte Polyestermassen

Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977