NL299991A - Werkwijze ter bereiding van celvormige ureumformaldehydhars - Google Patents
Werkwijze ter bereiding van celvormige ureumformaldehydharsInfo
- Publication number
- NL299991A NL299991A NL299991A NL299991A NL299991A NL 299991 A NL299991 A NL 299991A NL 299991 A NL299991 A NL 299991A NL 299991 A NL299991 A NL 299991A NL 299991 A NL299991 A NL 299991A
- Authority
- NL
- Netherlands
- Prior art keywords
- preparation
- formaldehyde resin
- urea
- cellular
- cellular urea
- 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
- C08J9/30—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by mixing gases into liquid compositions or plastisols, e.g. frothing with air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
- B29C44/461—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length dispensing apparatus, e.g. dispensing foaming resin over the whole width of the moving surface
-
- 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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/12—Powdering or granulating
-
- 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
- C08J2361/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08J2361/22—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
- C08J2361/24—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with urea or thiourea
-
- 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
- Y10S261/00—Gas and liquid contact apparatus
- Y10S261/26—Foam
-
- 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
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/02—Molding cellular aldehyde resins
-
- 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
- Y10S521/917—Specialized mixing apparatus utilized in cell forming process
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
Landscapes
- Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Engineering & Computer Science (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Phenolic Resins Or Amino Resins (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB41314/62A GB1064326A (en) | 1962-11-01 | 1962-11-01 | Improvements in and relating to cellular urea-formaldehyde resins |
Publications (1)
Publication Number | Publication Date |
---|---|
NL299991A true NL299991A (nl) | 1965-08-25 |
Family
ID=10419123
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL299991A NL299991A (nl) | 1962-11-01 | 1963-10-31 | Werkwijze ter bereiding van celvormige ureumformaldehydhars |
Country Status (11)
Country | Link |
---|---|
US (1) | US3329631A (nl) |
AT (1) | AT270235B (nl) |
BE (1) | BE639416A (nl) |
DE (1) | DE1479994B2 (nl) |
ES (3) | ES292921A1 (nl) |
FR (1) | FR1379836A (nl) |
GB (1) | GB1064326A (nl) |
LU (1) | LU44702A1 (nl) |
NL (1) | NL299991A (nl) |
NO (1) | NO125537B (nl) |
SE (1) | SE311435B (nl) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1487774A (fr) * | 1963-07-03 | 1967-07-07 | Schaum Chemie W Bauer Kg Fa | Chambre de mélange pour la production en continu de mousse de résine synthétique |
NL133221C (nl) * | 1965-11-12 | |||
US3963650A (en) * | 1969-07-16 | 1976-06-15 | British Industrial Plastics Limited | Process for making improved urea/formaldehyde foams |
GB1567164A (en) * | 1975-12-20 | 1980-05-14 | Beaconet Eng Co | Methods and apparatus for successively dispensing discrete quantities of an ureaformaldehyde foamed resin mixture |
FR2484421A1 (fr) * | 1980-06-13 | 1981-12-18 | Dia Prosim Sa France | Procede continu de polymerisation en lit fluidise |
AT389102B (de) * | 1988-03-25 | 1989-10-25 | Schwarz Gerhard | Verfahren zur herstellung von poren enthaltenden festkoerpern aus einem gemisch von bindemitteln |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH319589A (de) * | 1953-03-12 | 1957-02-28 | Spumalit Anstalt | Einrichtung zur kontinuierlichen Herstellung von härtbarem Schaumstoff |
US3063952A (en) * | 1957-09-12 | 1962-11-13 | Werner H Kreidl Dr | Method of making a synthetic resin foam by forcing material through a microporous structure |
US3150108A (en) * | 1959-03-24 | 1964-09-22 | Werner H Kreidl Dr | Method of making a urea-formaldehyde resin foam |
US3164559A (en) * | 1961-05-10 | 1965-01-05 | Scott Paper Co | Process for preparing fragments of a foamed urea-formaldehyde resin |
US3189479A (en) * | 1961-10-04 | 1965-06-15 | Scott Paper Co | Modified resin foams and process of manufacture thereof |
-
1962
- 1962-11-01 GB GB41314/62A patent/GB1064326A/en not_active Expired
-
1963
- 1963-10-23 US US318432A patent/US3329631A/en not_active Expired - Lifetime
- 1963-10-25 LU LU44702D patent/LU44702A1/xx unknown
- 1963-10-26 ES ES292921A patent/ES292921A1/es not_active Expired
- 1963-10-29 FR FR952210A patent/FR1379836A/fr not_active Expired
- 1963-10-31 SE SE12025/63A patent/SE311435B/xx unknown
- 1963-10-31 DE DE1479994A patent/DE1479994B2/de active Pending
- 1963-10-31 AT AT875763A patent/AT270235B/de active
- 1963-10-31 BE BE639416A patent/BE639416A/fr unknown
- 1963-10-31 NO NO150649A patent/NO125537B/no unknown
- 1963-10-31 NL NL299991A patent/NL299991A/nl unknown
-
1964
- 1964-02-01 ES ES295992A patent/ES295992A1/es not_active Expired
- 1964-02-01 ES ES295991A patent/ES295991A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES292921A1 (es) | 1964-03-16 |
AT270235B (de) | 1969-04-25 |
GB1064326A (en) | 1967-04-05 |
LU44702A1 (nl) | 1965-04-26 |
NO125537B (nl) | 1972-09-25 |
ES295991A1 (es) | 1964-07-16 |
BE639416A (nl) | 1964-04-30 |
SE311435B (nl) | 1969-06-09 |
ES295992A1 (es) | 1964-07-16 |
DE1479994A1 (de) | 1969-05-08 |
FR1379836A (fr) | 1964-11-27 |
US3329631A (en) | 1967-07-04 |
DE1479994B2 (de) | 1973-01-04 |
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