GB1575990A - Process for producing expandable beads of vinylaromatic poymer resins - Google Patents

Process for producing expandable beads of vinylaromatic poymer resins Download PDF

Info

Publication number
GB1575990A
GB1575990A GB14853/78A GB1485378A GB1575990A GB 1575990 A GB1575990 A GB 1575990A GB 14853/78 A GB14853/78 A GB 14853/78A GB 1485378 A GB1485378 A GB 1485378A GB 1575990 A GB1575990 A GB 1575990A
Authority
GB
United Kingdom
Prior art keywords
beads
blowing agent
process according
diethanolamide
resin
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
GB14853/78A
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.)
Labofina SA
Original Assignee
Labofina SA
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
Priority claimed from BE181097A external-priority patent/BE858930A/fr
Application filed by Labofina SA filed Critical Labofina SA
Publication of GB1575990A publication Critical patent/GB1575990A/en
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
    • C08J9/16—Making expandable particles
    • C08J9/18—Making expandable particles by impregnating polymer particles with the blowing agent
    • 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
    • C08J9/0014—Use of organic additives
    • C08J9/0028—Use of organic additives containing nitrogen
    • 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
    • C08J2325/00—Characterised by the use 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 an aromatic carbocyclic ring; Derivatives of such polymers
    • 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
    • Y10S521/905—Hydrophilic or hydrophobic cellular product
    • 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
    • Y10S521/911—Surfactant for other than polyurethane cellular product

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)
GB14853/78A 1977-09-22 1978-04-14 Process for producing expandable beads of vinylaromatic poymer resins Expired GB1575990A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE181097A BE858930A (fr) 1977-09-22 1977-09-22 Procede de preparation de billes expansibles de composes aromatiques polyvinylique

Publications (1)

Publication Number Publication Date
GB1575990A true GB1575990A (en) 1980-10-01

Family

ID=3843044

Family Applications (1)

Application Number Title Priority Date Filing Date
GB14853/78A Expired GB1575990A (en) 1977-09-22 1978-04-14 Process for producing expandable beads of vinylaromatic poymer resins

Country Status (4)

Country Link
US (1) US4153763A (US08188275-20120529-C00054.png)
DE (1) DE2834908C2 (US08188275-20120529-C00054.png)
GB (1) GB1575990A (US08188275-20120529-C00054.png)
IT (1) IT1098849B (US08188275-20120529-C00054.png)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4286069A (en) * 1980-10-28 1981-08-25 American Hoechst Corporation Method of making expandable styrene-type beads
US4363881A (en) * 1980-11-26 1982-12-14 Cellofoam A.G. Method of making uniformly-sized expandable polymeric particles
JPS62158730A (ja) * 1985-12-30 1987-07-14 Sekisui Plastics Co Ltd 発泡性熱可塑性樹脂粒子
US4798749A (en) * 1988-04-25 1989-01-17 Arco Chemical Company Isopentane as blowing agent to improve coffee retention in foam cups molded from expandable polystrene
US4840759A (en) * 1988-04-25 1989-06-20 Arco Chemical Technology, Inc. Isopentane as blowing agent to improve coffee retention in foam cups molded from expandable polystyrene
US9453083B2 (en) 2013-03-14 2016-09-27 Saudi Basic Industries Corporation Vinyl polymers prepared via suspension polymerization and methods thereof

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3389097A (en) * 1964-06-26 1968-06-18 Koppers Co Inc Expandable polymers
US3429737A (en) * 1964-12-08 1969-02-25 Shell Oil Co Styrene polymer particles coated with hydroxy amides
GB1166527A (en) * 1967-07-07 1969-10-08 Monsanto Chemicals Foamable Vinylaromatic Polymers
ES353646A1 (es) * 1967-07-31 1969-10-16 Koppers Co Inc Un procedimiento para preparar particulas de polimero de estireno expandible.
US3520833A (en) * 1968-01-15 1970-07-21 Sinclair Koppers Co Method of making expandable polymers
US3560414A (en) * 1968-02-09 1971-02-02 Dart Ind Inc Process for preparing foamable beads
US3526605A (en) * 1968-05-13 1970-09-01 Sinclair Koppers Co Expandable styrene polymers
BE785883A (fr) * 1971-07-05 1973-01-05 Hoechst Ag Particules transformables en mousse a base de polymeres du styrene

Also Published As

Publication number Publication date
DE2834908C2 (de) 1987-03-19
IT7827709A0 (it) 1978-09-15
US4153763A (en) 1979-05-08
IT1098849B (it) 1985-09-18
DE2834908A1 (de) 1979-04-05

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950414