GB2025429B - Process for reducing the monomer content in expandable beads of thermoplastic materials - Google Patents
Process for reducing the monomer content in expandable beads of thermoplastic materialsInfo
- Publication number
- GB2025429B GB2025429B GB7920135A GB7920135A GB2025429B GB 2025429 B GB2025429 B GB 2025429B GB 7920135 A GB7920135 A GB 7920135A GB 7920135 A GB7920135 A GB 7920135A GB 2025429 B GB2025429 B GB 2025429B
- Authority
- GB
- United Kingdom
- Prior art keywords
- reducing
- thermoplastic materials
- monomer content
- expandable beads
- expandable
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F6/00—Post-polymerisation treatments
- C08F6/006—Removal of residual monomers by chemical reaction, e.g. scavenging
-
- 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
- C08J9/22—After-treatment of expandable particles; Forming foamed products
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7806665A SE429238B (sv) | 1978-06-08 | 1978-06-08 | Sett att reducera monomerhalten i expanderbara termoplastperlor |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2025429A GB2025429A (en) | 1980-01-23 |
GB2025429B true GB2025429B (en) | 1982-12-01 |
Family
ID=20335152
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7920135A Expired GB2025429B (en) | 1978-06-08 | 1979-06-08 | Process for reducing the monomer content in expandable beads of thermoplastic materials |
Country Status (15)
Country | Link |
---|---|
JP (1) | JPS5835618B2 (no) |
AT (1) | AT379162B (no) |
AU (1) | AU512761B2 (no) |
BE (1) | BE876836A (no) |
CA (1) | CA1105650A (no) |
CH (1) | CH642384A5 (no) |
DE (1) | DE2923310B2 (no) |
DK (1) | DK238379A (no) |
FI (1) | FI65793C (no) |
FR (1) | FR2428057A1 (no) |
GB (1) | GB2025429B (no) |
IT (1) | IT1116551B (no) |
NL (1) | NL177497C (no) |
NO (1) | NO151663C (no) |
SE (1) | SE429238B (no) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4550003A (en) * | 1983-12-13 | 1985-10-29 | Asahi Kasei Kogyo Kabushiki Kaisha | Vinylidene chloride type resin expandable particles, foam particles, in-mold foam molding by use thereof and process for producing them |
WO2016084612A1 (ja) | 2014-11-26 | 2016-06-02 | 松本油脂製薬株式会社 | 熱膨張性微小球及びその用途 |
CN109456506A (zh) * | 2018-11-07 | 2019-03-12 | 西能化工科技(上海)有限公司 | 低残余单体含量的热膨胀性微球及其制备方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH439717A (de) * | 1961-08-22 | 1967-07-15 | Marek Oldrich | Verfahren zur Herstellung von verschäumbaren thermoplastischen Polymeren |
US3425966A (en) * | 1965-03-01 | 1969-02-04 | Dow Chemical Co | Three stage suspension polymerization process for vinyl aryl monomers |
FR1480502A (fr) * | 1965-05-13 | 1967-05-12 | Foster Grant Co Inc | Procédé de préparation de particules plastiques dilatables |
DE2511315A1 (de) * | 1975-03-19 | 1976-09-23 | Sealed Air Corp | Verfahren zur herstellung von aufschaeumbaren styrolpolymerstueckchen |
DE2734607A1 (de) * | 1977-08-01 | 1979-02-15 | Basf Ag | Verfahren zur herstellung von kugelfoermigen, expandierbaren styrolpolymerisaten |
-
1978
- 1978-06-08 SE SE7806665A patent/SE429238B/sv not_active IP Right Cessation
- 1978-06-09 FI FI781847A patent/FI65793C/fi not_active IP Right Cessation
-
1979
- 1979-05-18 AU AU47200/79A patent/AU512761B2/en not_active Expired
- 1979-05-28 AT AT0386279A patent/AT379162B/de not_active IP Right Cessation
- 1979-06-06 NL NLAANVRAGE7904447,A patent/NL177497C/xx not_active IP Right Cessation
- 1979-06-06 JP JP54070017A patent/JPS5835618B2/ja not_active Expired
- 1979-06-06 IT IT49329/79A patent/IT1116551B/it active
- 1979-06-07 NO NO791908A patent/NO151663C/no unknown
- 1979-06-07 FR FR7914526A patent/FR2428057A1/fr active Granted
- 1979-06-07 BE BE0/195626A patent/BE876836A/xx not_active IP Right Cessation
- 1979-06-07 CA CA329,252A patent/CA1105650A/en not_active Expired
- 1979-06-08 GB GB7920135A patent/GB2025429B/en not_active Expired
- 1979-06-08 CH CH538979A patent/CH642384A5/de not_active IP Right Cessation
- 1979-06-08 DK DK238379A patent/DK238379A/da not_active Application Discontinuation
- 1979-06-08 DE DE2923310A patent/DE2923310B2/de not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
JPS54163966A (en) | 1979-12-27 |
DE2923310B2 (de) | 1980-12-11 |
AT379162B (de) | 1985-11-25 |
FI65793C (fi) | 1984-07-10 |
DK238379A (da) | 1979-12-09 |
AU4720079A (en) | 1979-12-13 |
ATA386279A (de) | 1985-04-15 |
AU512761B2 (en) | 1980-10-23 |
NL177497B (nl) | 1985-05-01 |
NO151663C (no) | 1985-05-15 |
NO151663B (no) | 1985-02-04 |
NO791908L (no) | 1979-12-11 |
NL7904447A (nl) | 1979-12-11 |
DE2923310A1 (de) | 1979-12-13 |
NL177497C (nl) | 1985-10-01 |
IT7949329A0 (it) | 1979-06-06 |
FI781847A (fi) | 1979-12-09 |
GB2025429A (en) | 1980-01-23 |
FI65793B (fi) | 1984-03-30 |
BE876836A (fr) | 1979-12-07 |
SE429238B (sv) | 1983-08-22 |
CH642384A5 (de) | 1984-04-13 |
FR2428057A1 (fr) | 1980-01-04 |
IT1116551B (it) | 1986-02-10 |
FR2428057B1 (no) | 1984-09-14 |
SE7806665L (sv) | 1979-12-09 |
CA1105650A (en) | 1981-07-21 |
JPS5835618B2 (ja) | 1983-08-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE20 | Patent expired after termination of 20 years |
Effective date: 19990607 |