IT948648B - Materiale spugnoso di resina assorbente a celle aperte resisten te agli acidi e procedimento epr la produzione dello stesso - Google Patents

Materiale spugnoso di resina assorbente a celle aperte resisten te agli acidi e procedimento epr la produzione dello stesso

Info

Publication number
IT948648B
IT948648B IT48419/72A IT4841972A IT948648B IT 948648 B IT948648 B IT 948648B IT 48419/72 A IT48419/72 A IT 48419/72A IT 4841972 A IT4841972 A IT 4841972A IT 948648 B IT948648 B IT 948648B
Authority
IT
Italy
Prior art keywords
epr
acids
procedure
production
same
Prior art date
Application number
IT48419/72A
Other languages
English (en)
Italian (it)
Original Assignee
Eltra 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 Eltra Corp filed Critical Eltra Corp
Application granted granted Critical
Publication of IT948648B publication Critical patent/IT948648B/it

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
    • C08J9/12—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 physical blowing agent
    • C08J9/14—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 physical blowing agent organic
    • C08J9/142—Compounds containing oxygen but no halogen atom
    • 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
    • C08J9/12—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 physical blowing agent
    • C08J9/14—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 physical blowing agent organic
    • C08J9/143—Halogen containing compounds
    • C08J9/147—Halogen containing compounds containing carbon and halogen atoms only
    • 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
    • C08J2361/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
    • C08J2361/04—Condensation polymers of aldehydes or ketones with phenols only
    • C08J2361/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols

Landscapes

  • 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)
IT48419/72A 1971-04-05 1972-02-18 Materiale spugnoso di resina assorbente a celle aperte resisten te agli acidi e procedimento epr la produzione dello stesso IT948648B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13141971A 1971-04-05 1971-04-05

Publications (1)

Publication Number Publication Date
IT948648B true IT948648B (it) 1973-06-11

Family

ID=22449387

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48419/72A IT948648B (it) 1971-04-05 1972-02-18 Materiale spugnoso di resina assorbente a celle aperte resisten te agli acidi e procedimento epr la produzione dello stesso

Country Status (11)

Country Link
BE (1) BE779504A (fr)
BR (1) BR7200307D0 (fr)
CA (1) CA941100A (fr)
DE (1) DE2212308A1 (fr)
ES (1) ES397737A1 (fr)
FR (1) FR2131962A1 (fr)
GB (1) GB1367908A (fr)
IT (1) IT948648B (fr)
LU (1) LU64798A1 (fr)
NL (1) NL7204476A (fr)
ZA (1) ZA717510B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8908911D0 (en) * 1989-04-20 1989-06-07 Evans Albert E J The preparation of a phenolic foam
FR2684386B1 (fr) * 1991-11-29 1995-04-14 Cray Valley Sa Composition pour mousse phenol aldehyde a base de dichlorofluoroethane.

Also Published As

Publication number Publication date
LU64798A1 (fr) 1972-07-04
CA941100A (en) 1974-01-29
DE2212308A1 (de) 1972-10-12
BR7200307D0 (pt) 1973-05-24
FR2131962A1 (fr) 1972-11-17
GB1367908A (en) 1974-09-25
BE779504A (fr) 1972-06-16
ZA717510B (en) 1972-08-30
ES397737A1 (es) 1974-06-01
NL7204476A (fr) 1972-10-09

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