BE816764A - Procede de preparation d'une mousse dure de resine phenolique a cellules moyennes a grossieres - Google Patents
Procede de preparation d'une mousse dure de resine phenolique a cellules moyennes a grossieresInfo
- Publication number
- BE816764A BE816764A BE145800A BE145800A BE816764A BE 816764 A BE816764 A BE 816764A BE 145800 A BE145800 A BE 145800A BE 145800 A BE145800 A BE 145800A BE 816764 A BE816764 A BE 816764A
- Authority
- BE
- Belgium
- Prior art keywords
- coarse
- preparing
- medium
- phenolic resin
- hard foam
- Prior art date
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
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
- C08L61/04—Condensation polymers of aldehydes or ketones with phenols only
- C08L61/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
-
- 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
- C08J2361/08—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols with monohydric phenols
- C08J2361/10—Phenol-formaldehyde condensates
-
- 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
- C08J2457/00—Characterised by the use of unspecified polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L35/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical, and containing at least one other carboxyl radical in the molecule, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L35/02—Homopolymers or copolymers of esters
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2333469A DE2333469C2 (de) | 1973-06-30 | 1973-06-30 | Verfahren zur Herstellung eines mittel- bis grobporigen Phenolharzhartschaumes mit verbesserter Abriebfestigkeit |
Publications (1)
Publication Number | Publication Date |
---|---|
BE816764A true BE816764A (fr) | 1974-12-24 |
Family
ID=5885649
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE145800A BE816764A (fr) | 1973-06-30 | 1974-06-24 | Procede de preparation d'une mousse dure de resine phenolique a cellules moyennes a grossieres |
Country Status (9)
Country | Link |
---|---|
US (1) | US3862912A (no) |
BE (1) | BE816764A (no) |
CA (1) | CA1027300A (no) |
DE (1) | DE2333469C2 (no) |
FR (1) | FR2235156B1 (no) |
GB (1) | GB1442922A (no) |
NL (1) | NL7408796A (no) |
NO (1) | NO136754C (no) |
SE (1) | SE383354B (no) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4444912A (en) * | 1981-07-10 | 1984-04-24 | Koppers Company, Inc. | Phenolic foam and composition and method for preparing the same |
US4478958A (en) * | 1981-07-10 | 1984-10-23 | Kopper Company, Inc. | Method for preparing phenolic foams using anhydrous aryl sulfonic acid catalysts |
US4539338A (en) * | 1982-07-09 | 1985-09-03 | Koppers Company, Inc. | Phenol formaldehyde resoles for making phenolic foam |
AUPR309101A0 (en) * | 2001-02-14 | 2001-03-08 | Styrophen International Pty Ltd | Polymeric composite foam |
US20220378619A1 (en) * | 2021-05-26 | 2022-12-01 | Joon Bu Park | Negative poisson`s ratio materials for ear plugs and mouth guards |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2933461A (en) * | 1954-08-31 | 1960-04-19 | Westinghouse Electric Corp | Method for producing a cured expanded phenolic-aldehyde resin |
-
1973
- 1973-06-30 DE DE2333469A patent/DE2333469C2/de not_active Expired
-
1974
- 1974-05-31 US US475000A patent/US3862912A/en not_active Expired - Lifetime
- 1974-06-04 CA CA201,618A patent/CA1027300A/en not_active Expired
- 1974-06-07 NO NO742078A patent/NO136754C/no unknown
- 1974-06-19 SE SE7408106A patent/SE383354B/xx not_active IP Right Cessation
- 1974-06-24 BE BE145800A patent/BE816764A/xx unknown
- 1974-06-25 FR FR7422152A patent/FR2235156B1/fr not_active Expired
- 1974-06-26 GB GB2842374A patent/GB1442922A/en not_active Expired
- 1974-06-28 NL NL7408796A patent/NL7408796A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
GB1442922A (en) | 1976-07-14 |
SE7408106L (no) | 1975-01-02 |
FR2235156A1 (no) | 1975-01-24 |
NO136754B (no) | 1977-07-25 |
DE2333469B1 (de) | 1974-11-28 |
SE383354B (sv) | 1976-03-08 |
NO136754C (no) | 1977-11-02 |
US3862912A (en) | 1975-01-28 |
NL7408796A (nl) | 1975-01-02 |
CA1027300A (en) | 1978-02-28 |
NO742078L (no) | 1975-01-27 |
FR2235156B1 (no) | 1980-01-11 |
DE2333469C2 (de) | 1975-07-10 |
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