ES343171A1 - Procedimiento para la obtencion de productos esponjosos. - Google Patents

Procedimiento para la obtencion de productos esponjosos.

Info

Publication number
ES343171A1
ES343171A1 ES343171A ES343171A ES343171A1 ES 343171 A1 ES343171 A1 ES 343171A1 ES 343171 A ES343171 A ES 343171A ES 343171 A ES343171 A ES 343171A ES 343171 A1 ES343171 A1 ES 343171A1
Authority
ES
Spain
Prior art keywords
carbonic acid
anhydride
acid ester
anhydrides
amine
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
ES343171A
Other languages
English (en)
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 ES343171A1 publication Critical patent/ES343171A1/es
Expired 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
    • C08J9/08—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 carbon dioxide
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/909—Blowing-agent moderator, e.g. kickers

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)
  • Macromonomer-Based Addition Polymer (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
ES343171A 1966-07-21 1967-07-19 Procedimiento para la obtencion de productos esponjosos. Expired ES343171A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF0049752 1966-07-21

Publications (1)

Publication Number Publication Date
ES343171A1 true ES343171A1 (es) 1968-08-16

Family

ID=7103245

Family Applications (1)

Application Number Title Priority Date Filing Date
ES343171A Expired ES343171A1 (es) 1966-07-21 1967-07-19 Procedimiento para la obtencion de productos esponjosos.

Country Status (11)

Country Link
US (1) US3573233A (es)
AT (1) AT275882B (es)
BE (1) BE701669A (es)
CH (1) CH504501A (es)
DE (1) DE1694069C3 (es)
DK (1) DK114376B (es)
ES (1) ES343171A1 (es)
GB (1) GB1160475A (es)
NL (1) NL159125B (es)
NO (1) NO118397B (es)
SE (1) SE335619B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4463117A (en) * 1980-01-21 1984-07-31 Technicon Instruments Corporation Heat stable, polymer-forming composition
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
US5030664A (en) * 1989-05-18 1991-07-09 Akzo N.V. Dialkyl dicarbonates as blowing agents for polymers
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
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
CH504501A (de) 1971-03-15
BE701669A (es) 1968-01-22
US3573233A (en) 1971-03-30
GB1160475A (en) 1969-08-06
SE335619B (es) 1971-06-01
NL159125B (nl) 1979-01-15
DK114376B (da) 1969-06-23
NL6709842A (es) 1968-01-22
DE1694069B2 (de) 1975-05-07
NO118397B (es) 1969-12-22
DE1694069A1 (de) 1971-06-09
AT275882B (de) 1969-11-10
DE1694069C3 (de) 1976-01-02

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