AU2014262383B2 - Processes for preparing foam composites - Google Patents

Processes for preparing foam composites Download PDF

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Publication number
AU2014262383B2
AU2014262383B2 AU2014262383A AU2014262383A AU2014262383B2 AU 2014262383 B2 AU2014262383 B2 AU 2014262383B2 AU 2014262383 A AU2014262383 A AU 2014262383A AU 2014262383 A AU2014262383 A AU 2014262383A AU 2014262383 B2 AU2014262383 B2 AU 2014262383B2
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AU
Australia
Prior art keywords
mixture
process according
resole resin
expandable
phenolic resole
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
AU2014262383A
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English (en)
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AU2014262383A1 (en
Inventor
Wren BRACEGIRDLE
Stephen Clarke
Julian GLYNN
Stephen Mcmillan
Michael MONTI
Murray Orpin
Gordon Smyth
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.)
XFLAM Pty Ltd
Original Assignee
XFLAM Pty 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
Priority claimed from AU2013901616A external-priority patent/AU2013901616A0/en
Application filed by XFLAM Pty Ltd filed Critical XFLAM Pty Ltd
Priority to AU2014262383A priority Critical patent/AU2014262383B2/en
Publication of AU2014262383A1 publication Critical patent/AU2014262383A1/en
Application granted granted Critical
Publication of AU2014262383B2 publication Critical patent/AU2014262383B2/en
Active legal-status Critical Current
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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
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • 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
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • 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
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/206—Using expandable particles or beads as starting material
    • 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
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
    • B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
    • 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
    • C08J9/0066—Use of inorganic compounding ingredients
    • 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
    • C08J9/009—Use of pretreated compounding ingredients
    • 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
    • C08J9/228—Forming foamed products
    • C08J9/232—Forming foamed products by sintering 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
    • C08J9/228—Forming foamed products
    • C08J9/236—Forming foamed products using binding agents
    • 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
    • C08J9/32—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof from compositions containing microballoons, e.g. syntactic foams
    • 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
    • C08J9/35—Composite foams, i.e. continuous macromolecular foams containing discontinuous cellular particles or fragments
    • 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
    • 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
    • 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
    • B29C44/3415—Heating or cooling
    • B29C44/3426—Heating by introducing steam in the mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
    • B29K2025/04—Polymers of styrene
    • B29K2025/06—PS, i.e. polystyrene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2007/00—Flat articles, e.g. films or sheets
    • B29L2007/002—Panels; Plates; Sheets
    • 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
    • C08J2203/22—Expandable microspheres, e.g. Expancel®
    • 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
    • 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
    • C08J2425/00—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
    • C08J2425/02—Homopolymers or copolymers of hydrocarbons
    • C08J2425/04—Homopolymers or copolymers of styrene
    • C08J2425/06—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
    • C08J2461/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
    • C08J2461/04—Condensation polymers of aldehydes or ketones with phenols only
    • C08J2461/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
    • C08J2461/08—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols with monohydric phenols
    • C08J2461/10—Phenol-formaldehyde condensates

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)
  • Composite Materials (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Image Processing (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
AU2014262383A 2013-05-07 2014-05-07 Processes for preparing foam composites Active AU2014262383B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2014262383A AU2014262383B2 (en) 2013-05-07 2014-05-07 Processes for preparing foam composites

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
AU2013901616A AU2013901616A0 (en) 2013-05-07 Process for Preparing Foam Composites
AU2013901616 2013-05-07
AU2014262383A AU2014262383B2 (en) 2013-05-07 2014-05-07 Processes for preparing foam composites
PCT/AU2014/050028 WO2014179841A1 (en) 2013-05-07 2014-05-07 Processes for preparing foam composites

Publications (2)

Publication Number Publication Date
AU2014262383A1 AU2014262383A1 (en) 2015-12-03
AU2014262383B2 true AU2014262383B2 (en) 2017-04-27

Family

ID=51866550

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2014262383A Active AU2014262383B2 (en) 2013-05-07 2014-05-07 Processes for preparing foam composites

Country Status (10)

Country Link
US (2) US10077348B2 (https=)
EP (1) EP2994504B1 (https=)
JP (1) JP2016516883A (https=)
KR (1) KR20160030088A (https=)
CN (1) CN105452357B (https=)
AU (1) AU2014262383B2 (https=)
ES (1) ES2702107T3 (https=)
NZ (1) NZ714911A (https=)
RU (1) RU2015152145A (https=)
WO (1) WO2014179841A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2994504B1 (en) * 2013-05-07 2018-08-29 Xflam Pty Ltd Processes for preparing foam composites
WO2014179842A1 (en) * 2013-05-07 2014-11-13 Xflam Pty Ltd Foam composites
AU2017218451B2 (en) * 2016-02-12 2021-04-29 Xflam Pty Ltd Foam composites
CN107459768B (zh) * 2017-08-23 2019-12-24 广州恒越包装材料有限公司 一种由膨胀微球发泡增韧酚醛塑料的方法
TWI907671B (zh) 2021-03-22 2025-12-11 義大利商佛沙里斯股份有限公司 反應性聚合物混合物、混成聚合物發泡體及其製造方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4964936A (en) * 1988-10-11 1990-10-23 Imi-Tech Corporation Method of making foam-filled cellular structures
EP1420042A1 (en) * 2002-11-18 2004-05-19 Pyro Technologies Limited A syntactic phenolic foam composition

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3842020A (en) 1971-11-08 1974-10-15 Dow Chemical Co Method of expanding a resole resin containing expandable thermoplastic microspheres and product obtained therefrom
US4596682A (en) 1984-05-11 1986-06-24 Benjamin Mosier Method of manufacturing fire retardant polystyrene insulating board
GB8521646D0 (en) * 1985-08-30 1985-10-02 English Clays Lovering Pochin Inorganic fillers
US5194458A (en) * 1987-09-11 1993-03-16 J. M. Huber Corporation Surface modified fillers and compositions containing the same
JPS6422938A (en) * 1987-07-17 1989-01-25 Nagoya Yuka Kk Foam
SE9200704L (sv) 1992-03-06 1993-09-07 Casco Nobel Ind Prod Termoplastiska mikrosfärer, förfarande för framställning av dessa och användning av mikrosfärerna
US5756599A (en) 1993-08-17 1998-05-26 Masonite Corporation Binder resin, binder system, cellulosic composite articles, and method of making the same
JP3954157B2 (ja) 1997-05-30 2007-08-08 スリーエム カンパニー 装飾シート及びその製造方法
US6332943B1 (en) * 1997-06-30 2001-12-25 Basf Aktiengesellschaft Method of ink-jet printing with pigment preparations having a dispersant
AU3210800A (en) * 1999-01-20 2000-08-07 Cabot Corporation Aggregates having attached polymer groups and polymer foams
GB2362586B (en) * 2000-05-24 2003-11-12 Prometheus Developments Ltd Fire stable expanded polystyrene foam materials
RU2186799C2 (ru) 2000-08-01 2002-08-10 Государственное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" Полимерная композиция
JP3950980B2 (ja) * 2004-10-22 2007-08-01 株式会社イノテックス 発泡体の製造方法
JP2006131702A (ja) * 2004-11-04 2006-05-25 Kaneka Corp スチレン系樹脂発泡体
JP4040669B2 (ja) 2005-02-24 2008-01-30 横浜ゴム株式会社 発泡体用組成物および発泡体
US7786181B2 (en) 2005-12-21 2010-08-31 Akzo Nobel N.V. Chemical composition and process
EP2441797A1 (en) * 2010-10-13 2012-04-18 Lanxess Elastomers B.V. Activated resol cure rubber composition
EP2994504B1 (en) * 2013-05-07 2018-08-29 Xflam Pty Ltd Processes for preparing foam composites
WO2014179842A1 (en) 2013-05-07 2014-11-13 Xflam Pty Ltd Foam composites

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4964936A (en) * 1988-10-11 1990-10-23 Imi-Tech Corporation Method of making foam-filled cellular structures
EP1420042A1 (en) * 2002-11-18 2004-05-19 Pyro Technologies Limited A syntactic phenolic foam composition

Also Published As

Publication number Publication date
JP2016516883A (ja) 2016-06-09
US20160060415A1 (en) 2016-03-03
US10077348B2 (en) 2018-09-18
KR20160030088A (ko) 2016-03-16
AU2014262383A1 (en) 2015-12-03
NZ714911A (en) 2020-09-25
EP2994504B1 (en) 2018-08-29
US20180355137A1 (en) 2018-12-13
CN105452357B (zh) 2019-01-22
EP2994504A4 (en) 2016-09-28
ES2702107T3 (es) 2019-02-27
RU2015152145A3 (https=) 2018-03-28
WO2014179841A1 (en) 2014-11-13
CN105452357A (zh) 2016-03-30
EP2994504A1 (en) 2016-03-16
US10494497B2 (en) 2019-12-03
RU2015152145A (ru) 2017-06-13

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