GB2575234B - Method for producing expanded polystyrene beads and use thereof in soft furnishings - Google Patents

Method for producing expanded polystyrene beads and use thereof in soft furnishings Download PDF

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Publication number
GB2575234B
GB2575234B GB1807420.3A GB201807420A GB2575234B GB 2575234 B GB2575234 B GB 2575234B GB 201807420 A GB201807420 A GB 201807420A GB 2575234 B GB2575234 B GB 2575234B
Authority
GB
United Kingdom
Prior art keywords
expanded polystyrene
polystyrene beads
producing expanded
soft furnishings
furnishings
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.)
Active
Application number
GB1807420.3A
Other versions
GB201807420D0 (en
GB2575234A (en
Inventor
Dolder Mark
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.)
Bgrp Holdings Ltd
Original Assignee
Bgrp Holdings Ltd
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 Bgrp Holdings Ltd filed Critical Bgrp Holdings Ltd
Priority to GB1807420.3A priority Critical patent/GB2575234B/en
Publication of GB201807420D0 publication Critical patent/GB201807420D0/en
Publication of GB2575234A publication Critical patent/GB2575234A/en
Application granted granted Critical
Publication of GB2575234B publication Critical patent/GB2575234B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B68—SADDLERY; UPHOLSTERY
    • B68G—METHODS, EQUIPMENT, OR MACHINES FOR USE IN UPHOLSTERING; UPHOLSTERY NOT OTHERWISE PROVIDED FOR
    • B68G1/00—Loose filling materials for upholstery
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
    • A47C3/16—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats of legless type, e.g. with seat directly resting on the floor; Hassocks; Pouffes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
    • 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
    • B29C44/3461—Making or treating expandable particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B68—SADDLERY; UPHOLSTERY
    • B68G—METHODS, EQUIPMENT, OR MACHINES FOR USE IN UPHOLSTERING; UPHOLSTERY NOT OTHERWISE PROVIDED FOR
    • B68G7/00—Making upholstery
    • 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
    • C08F112/00—Homopolymers 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
    • C08F112/02—Monomers containing only one unsaturated aliphatic radical
    • C08F112/04—Monomers containing only one unsaturated aliphatic radical containing one ring
    • C08F112/06—Hydrocarbons
    • C08F112/08—Styrene
    • 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
    • C08J9/141—Hydrocarbons
    • 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
    • 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
    • C08J9/224—Surface treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L25/00—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 an aromatic carbocyclic ring; Compositions of derivatives of such polymers
    • C08L25/02—Homopolymers or copolymers of hydrocarbons
    • C08L25/04—Homopolymers or copolymers of styrene
    • C08L25/06—Polystyrene
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • 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
    • C08J2325/02—Homopolymers or copolymers of hydrocarbons
    • C08J2325/04—Homopolymers or copolymers of styrene
    • C08J2325/06—Polystyrene
GB1807420.3A 2018-05-04 2018-05-04 Method for producing expanded polystyrene beads and use thereof in soft furnishings Active GB2575234B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1807420.3A GB2575234B (en) 2018-05-04 2018-05-04 Method for producing expanded polystyrene beads and use thereof in soft furnishings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1807420.3A GB2575234B (en) 2018-05-04 2018-05-04 Method for producing expanded polystyrene beads and use thereof in soft furnishings

Publications (3)

Publication Number Publication Date
GB201807420D0 GB201807420D0 (en) 2018-06-20
GB2575234A GB2575234A (en) 2020-01-08
GB2575234B true GB2575234B (en) 2023-01-18

Family

ID=62598125

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1807420.3A Active GB2575234B (en) 2018-05-04 2018-05-04 Method for producing expanded polystyrene beads and use thereof in soft furnishings

Country Status (1)

Country Link
GB (1) GB2575234B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB880565A (en) * 1957-10-09 1961-10-25 Koppers Co Inc Improvements in or relating to apparatus and process for the pre-expansion of polymeric particles
US3631133A (en) * 1965-04-14 1971-12-28 Saint Gobain Process for expanding polystyrene
FR2181539A1 (en) * 1972-04-27 1973-12-07 Pont A Mousson Expanded thermoplastic beads mfr - in a single pass tower with differential agitator speeds
US3973884A (en) * 1974-10-23 1976-08-10 Basf Wyandotte Corporation Manufacture of high-density foamed polymer
US20020058717A1 (en) * 1999-07-13 2002-05-16 Hirsch Maschinenbau Gmbh & Co. Kg. Method and device for multifoaming of expandable plastics

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB880565A (en) * 1957-10-09 1961-10-25 Koppers Co Inc Improvements in or relating to apparatus and process for the pre-expansion of polymeric particles
US3631133A (en) * 1965-04-14 1971-12-28 Saint Gobain Process for expanding polystyrene
FR2181539A1 (en) * 1972-04-27 1973-12-07 Pont A Mousson Expanded thermoplastic beads mfr - in a single pass tower with differential agitator speeds
US3973884A (en) * 1974-10-23 1976-08-10 Basf Wyandotte Corporation Manufacture of high-density foamed polymer
US20020058717A1 (en) * 1999-07-13 2002-05-16 Hirsch Maschinenbau Gmbh & Co. Kg. Method and device for multifoaming of expandable plastics

Also Published As

Publication number Publication date
GB201807420D0 (en) 2018-06-20
GB2575234A (en) 2020-01-08

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