WO2011142681A1 - Agent pour la modification de matériaux expansibles et expansés et matériaux expansibles et expansés ainsi modifiés - Google Patents

Agent pour la modification de matériaux expansibles et expansés et matériaux expansibles et expansés ainsi modifiés Download PDF

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Publication number
WO2011142681A1
WO2011142681A1 PCT/PL2011/000048 PL2011000048W WO2011142681A1 WO 2011142681 A1 WO2011142681 A1 WO 2011142681A1 PL 2011000048 W PL2011000048 W PL 2011000048W WO 2011142681 A1 WO2011142681 A1 WO 2011142681A1
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Prior art keywords
weight
parts
agent
modification
expanded materials
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PCT/PL2011/000048
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English (en)
Inventor
Dariusz Stachura
Wiesław ZADĘCKI
Witold Rams
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Termo Organika Sp. Z.O.O.
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Priority to EP11727811A priority Critical patent/EP2569352A1/fr
Publication of WO2011142681A1 publication Critical patent/WO2011142681A1/fr

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    • 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
    • C08J9/0019—Use of organic additives halogenated
    • 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
    • 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
    • C08J9/0038—Use of organic additives containing phosphorus
    • 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
    • C08J9/36—After-treatment
    • C08J9/365—Coating
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
    • C09B67/0084—Dispersions of dyes
    • C09B67/0085—Non common dispersing agents
    • C09B67/0088—Non common dispersing agents cationic dispersing agents
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K21/00—Fireproofing materials
    • C09K21/06—Organic materials
    • C09K21/12—Organic materials containing phosphorus
    • 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
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/02—Foams characterised by the foaming process characterised by mechanical pre- or post-treatments
    • C08J2201/036—Use of an organic, non-polymeric compound to impregnate, bind or coat a foam, e.g. fatty acid ester
    • 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
    • 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
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers

Definitions

  • the present invention relates to an agent for modification expandable and expanded materials, especially polystyrene, which improves the resistance of the final material and in particular its thermal resistance, resistance to the operation of ultraviolet light and ozone as well as other weather conditions.
  • the present invention relates also to expandable and expanded materials especially polystyrene so modified.
  • Expanded polystyrene is a polymer material which is most frequently used in thermal insulation, e.g. in construction. It is characterized, inter alia, by a very low thermal conductivity index and low density.
  • organic and mineral flame retardants and their compositions as well as agents and compounds released as a result of thermal decomposition of the components are essentially used.
  • a group of compounds which also affect the properties of materials are various types of pigments. There are very many requirements set for pigments, including non-toxicity, absence of a negative effect on the polymer in which they are applied, as well as compatibility during parallel application with other additions, e.g. plasticizers or flame retardants.
  • the most numerous and most common group of pigments with a full range of colours includes synthetic organic pigments.
  • This group of compounds comprises monoazo compounds which, in turn, can be divided into aliphatic and aromatic ones. Monoazo aromatic compounds are coloured ones. They are applied in textile dying as pigments for the production of dyes.
  • Polish patent application P.378142 presents a method of preparing materials to protect them against ultraviolet radiation and ozone.
  • the method consists of the preparation of a solution of stilbene derivatives, preferably derivatives of 4,4'-bis(s-trazynylo-)diamine-2,2'disulphostilbene then the grafting of these derivatives at a temperature of up to 55°C in the presence of water - with carbonic acid diamide of between 0.5 and 55 parts by weight in relation to the mass of the derivatives, and direct modification of the materials with the agents so prepared and/or surface incorporation of active radicals of the said modifiers onto these materials and/or their introduction through monomers or through reacting components during chemical hardening, expansion, polymerization, condensation, etc.
  • Polish application P.380124 which provides knowledge on the method of neutralising preparation of expandable and expanded materials, especially polystyrene, which improves the resistance of the final material (thermal resistance, resistance to the operation of ultraviolet light, ozone), which consists in preparing a water suspension or a solution of an azo compound activated with carbonic acid diamide with an addition of surface- active agents, and thereafter, the material is prepared with the said solution or suspension through its application in the presence of steam and compressed air directly onto the granulate to be expanded and/or after preliminary expansion of the granulate.
  • the invention also relates to expandable and expanded materials, especially polystyrene, so prepared, which are used, inter alia for thermal insulations of thermal partitions, vibroacoustic compartments, etc.
  • the flame retardant composition includes ascorbic acid.
  • Application KR20010096332 presents a composition based on a polyolefin polymer which uses natural compounds as antioxidants and/or flame resistant agents.
  • a composition includes: polyolefin-based polymer resin, antioxidant (ascorbic acid or its derivatives, apple extract), a flame-resistant agent (lactic acid derivatives) and, additionally, an additive which reduces trickling, enhancing agent, plasticizer, compatibilizer, colouring agent, filler, antistatic agent, flame retardant, pigment, and/or dye.
  • the invention relates to dyed polystyrene expanded materials resistant to environmental factors intended for use outside of buildings or in which materials with high resistance to environmental factors are required. These materials may be obtained through forming or extrusion. They contain a styrene homopolymer or a copolymer and at least one UV radiation absorber, at least one amino light stabiliser and at least one pigment, optionally carbon black.
  • the application lists, amongst dyes, various types of oranges.
  • the study thus relates to an agent for modification expandable and expanded materials, especially polystyrene, and materials so modified with an addition of an agent based on pigments and enhancers of its operation.
  • the aim of the invention is to provide an agent for modification expandable and expanded materials, especially polystyrene, improving their resistance to heat streams and eliminating the adverse effect of ultraviolet radiation and ozone on the surface of materials used mainly in construction and exposed to all sorts of weather conditions through buffer processing of energy streams, with parallel limitation of antipirens used to date which, during pyrolysis and thermal transformations resulting in their decomposition, are transformed into toxic products.
  • the aim of the invention is also to provide a modified expandable and expanded material, especially polystyrene, on whose surface, through modification with the agent according to the invention, neutralisation occurs of the energy centres generated by the polymer, especially in the form of electrical friction charges with a known (+ or -) like sign which is an abhesive bridge for protective layers on the modified styrene polymer surface concerned and thus electrostatic neutralization, homogenization and adhesive activation occur of the styrene polymer, especially polymer intended for expanding or expanded.
  • the nature of the invention is an agent for modification expandable and expanded materials, especially polystyrene, containing ammonium bromide, guanidine phosphate with monoammonium salt of sulphonic acid and optionally, acrylic copolymer and optionally, ascorbic acid, characterised in that it also contains organic azo pigment previously granulated to more than 0.1 mm in the presence of water and a cation-active dispersing agent in quantities effective for obtaining the consistence of paste and optionally it contains a fluorescent compound or a derivative of stilbene sulphonic acid and non-ion or cationic emulsion containing poly-alkylen.
  • the agent consists of organic azo pigment of between 0.5 and 35 parts by weight, ammonium bromide of between 0.1 and 29 parts by weight, guanidine phosphate of between 0.5 and 31 .5 parts by weight with monoammonium salt of sulphonic acid of between 0.8 and 17.3 parts by weight and optionally acrylic copolymer of between 3 and 18 parts by weight and optionally ascorbic acid of between 1 .1 and 19 parts by weight and optionally fluorescent compound of between 0.1 and 9 parts by weight or a derivative of stilbene sulphonic acid of between 0.1 and 2.5 parts by weight and non-ion or cationic emulsion containing poly-alkylen of between 0.8 and 20 parts by weight in relation to the styrene polymer.
  • the organic azo pigment is, according to the invention, preferably an orange from the group of benzimidazolone pigments.
  • the pigment from the benzimidazolone group is 2-(2-(4-chloro-2-nitrophenyl)diazenyl)-N-(2,3-dihydro-2-oxo-1 H- benzimidazole-5-yl)-3-oxo-butanamide with the formula Ci 7 Hi 3 CIN 6 05
  • the organic azo pigment is an orange from the group of pyrazolone pigments.
  • the pigment from the pyrazolone pigment group is 4,4'-[(3 l 3'-dichloro[1 ,1 '-biphenyl]-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5- m
  • the fluorescent compound is fluorescein with the formula C20H12O5
  • the fluorescent compound is rhodamine B with the formula
  • the derivative of the stilbene sulphonic acid is an anionic derivative.
  • the non-ionic or cationic emulsion containing poly-alkylen contains ethoxylated stearyl amine of between 1 and 2.5 parts by weight.
  • Non-ionic or cationic emulsion containing poly-alkylen is applied in the agent according to the invention as an enhancer of its operation, owing to the additions of extenders and anti-pyrene free radicals reacting in the temperature of the expanding and blocking of the polystyrene intended for use for instance as separation and thermal insulation partitions.
  • the nature of the invention are also modified expandable or expanded materials, especially polystyrene, containing styrene polymer, organic porophores, optionally surface-active agents or, optionally, technological additions such as plasticizers, characterised in that they also contain an organic agent for modification in solid or liquid form of between 4 g/kg and 260 g/kg in relation to the polymer mass, consisting of organic azo pigment of between 0.1 and 35 parts by weight, ammonium bromide of between 0.1 and 29 parts by weight, guanidine phosphate of between 0.5 and 31 .5 parts by weight, with monoammonium salt of sulphonic acid of between 0.8 and 17.3 parts by weight, and, optionally, acrylic copolymer of between 1 and 25 parts by weight and optionally ascorbic acid of between 1 and 20 parts by weight and optionally fluorescent compound of between 1 and 10 parts by weight or a derivative of stilbene sulphonic acid of between 0.08 and 0.9 parts by weight and a non-ionic or cationic e
  • the organic pigment is an orange from the benzimidazolone group.
  • the pigment of the benzimidazolone group is 2-(2-(4-chloro-2-nitrophenyl)diazenyl)-N-(2,3-dihydro-2-oxo-1 H- benzimidazole-5-yl)-3-oxo-butanamide with the formula Ci 7 Hi 3 CIN 6 O 5 .
  • the organic azo pigment is, according to the invention, preferably, an orange from the pyrazolone pigment group.
  • the pigment from the pyrazolone group is 4,4'-[(3,3'-dichloro[1 , 1 '-biphenyl]-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5-methyl-2- phenyl-3H-pyrazole-3-on] with the formula C32H2 4 CI 2 N 8 02:
  • the fluorescent compound is fluorescein with the formula C20H12O5
  • the fluorescent compound jest rhodamine B with the formula
  • the derivative of the stilbene sulphonic acid is an anionic derivative.
  • the non-ionic or cationic emulsion which contains poly-alkylen contains ethoxylated stearyl amine of between 1 and 2.5 parts by weight.
  • the quantity of the agent for modification in the modified polymer is between 0.5 and 31 .5 parts by weight in relation to the styrene polymer.
  • the quantity of organic pigment in the modified polymer is between 0.1 and 12.1 parts by weight in relation to the styrene polymer.
  • the quantity of non-ionic or cationic emulsion in the modified polymer is between 0.2 parts by weight and 3.5 parts by weight in relation to the styrene polymer.
  • the quantity of the fluorescent compound in the modified polymer is between 0.1 and 5.8 g/kg in relation to the styrene polymer.
  • the agent for modification is applied in water solutions or suspensions or in solid form with the granularity of below 280pm.
  • the agent for modification interrupts the commencement of the burning of styrene polymer, and its addition makes it possible to considerably enhance the thermal resistance of expanded styrene polymer and restricts the transformation of expanded styrene polymer into the liquid phase (flowing, trickling) causing only its solidification.
  • agent for modification enhancer inserts in the form of non-ionic or cationic emulsion is an additional protection and compartment preventing the operation of external factors such as water, ultraviolet, ozone, finished expanded polystyrene elements during storage, transport and application on the construction site (assembly, gluing and fixing onto the required surfaces).
  • the surfaces of expanded polystyrene beads were extended; after the cutting of the block, they had very advantageous geometric properties characterised by an increased friction coefficient (grip) and the possibility to favourably store (retention) of adhesive preparations (e.g. glues) limiting the generation of cavities between the surface of e.g. the expanded polystyrene board and the protected plane (e.g. wall).
  • adhesive preparations e.g. glues
  • the application of the agent according to the invention intended for modification of expandable and expanded materials, especially polystyrene, made it possible to reduce flammability and enhance the thermal resistance of expanded polystyrene as well as its resistance to the operation of ultraviolet, ozone and other adverse weather conditions, and stabilised the effect on the basic expanded polystyrene parameters (lambda coefficient, compression, tightness).
  • Rhodamine B 0.1 - - 0.8 0.8 0.1 - - 0.8 0.8
  • guanidine phosphate of: 20-30 % by weight.
  • Ammonium bromide of: 50-75 % by weight
  • UVITEX BHB LIQ.® which is the trade name of anionic derivative of stilbene sulphonic acid produced by Huntsman Textile Effects with its seat in Germany.
  • - TURPEX ACV NEW - which is the trade name of a non-ionic or cationic emulsion containing poly-alkylen produced by HUNTSMAN with its seat in Germany, containing ethoxylated stearyl amine.
  • the total quantity of all above-mentioned chemicals in the agent for modification in relation to the styrene polymer is between 0.5 and 31 .5 parts by weight.
  • All organic azo pigments used in the agent according to the invention are previously granulated to below 0.1 mm on a duo roller in the presence of water and a cationic dispersing agent (eg. Rokamin SR8 - non-ionic surface-active agent containing ethoxylated alkyl amines, produced by PCC ROKITA SA) in quantities effective for obtaining the consistence of paste, and thereafter, in such a form these pigments are introduced as the basic component of the agent for modification, which is illustrated by the examples below which, however, do not limit the scope of the invention.
  • a cationic dispersing agent eg. Rokamin SR8 - non-ionic surface-active agent containing ethoxylated alkyl amines, produced by PCC ROKITA SA
  • the mixer is set to motion with the rotational speed of 0.1 m/s for 40 minutes.
  • the material is further homogenised at a temperature of 20 ° C for 10 hours, and modified styrene polymer according to the invention is obtained which is suitable for expanding using the well known method.
  • Example 3 the agent for modification consisting of: FLOVAN CWF® of 1.1 parts by weight, FLOVAN BU® of 0.9 parts by weight and Novoperm Orange HL 70 of 0.5 parts by weight, DICRYLAN AC® of 0.4 parts by weight and ascorbic acid of 15 parts by weight as well as fluorescein of 0.9 parts by weight and TURPEX ACV NEW of 0.7 parts by weight.
  • the components are mixed at a temperature of 20°C for 4 hours until (grafting) obtaining the surface diffusion anchoring on the Styropor® bead which is suitable for expanding using the well known method.
  • Example 3 the components are mixed at a temperature of 20°C for 4 hours until (grafting) obtaining the surface diffusion anchoring on the Styropor® bead which is suitable for expanding using the well known method.
  • the agent for modification consisting of: 1 .0 parts by weight of FLOVAN CWF®, 0.8 parts by weight of FLOVAN BU®, 0.8 parts by weight of Novoperm Orange HL 70, 0.8 parts by weight of ascorbic acid, 0.3 parts by weight of fluorescein, 0.3 parts by weight of UVITEX BHB liq.® and 1.0 parts by weight of TURPEX ACV NEW is sprayed onto the polymer surface.
  • the quantity of the agent per 100 parts by weight of expanded polystyrene is 3.7 parts by weight.
  • the material is block-formed where, after consolidation in the presence of steam at a temperature of 105°C, finished material modified according to the invention is obtained in the form of expanded polystyrene block.
  • water dispersion of the agent for modification consisting of: 100 parts by weight of FLOVAN CWF®, 5.5 parts by weight of FLOVAN BU®, 2.5 parts by weight of Novoperm Orange HL 70, 1.1 parts by weight of ascorbic acid, as well as 0.8 parts by weight of rhodamine B and 1.0 parts by weight of TURPEX ACV NEW. is dozed by spraying.
  • the agent for modification consisting of: 100 parts by weight of FLOVAN CWF®, 30 parts by weight of FLOVAN BU®, 0.25 parts by weight of Novoperm Orange HL 70, 0.8 parts by weight of rhodamine B, 2.2 parts by weight of DICRYLAN, 0.1 parts by weight of UVITEX BHB liq® and 0.9 parts by weight of TURPEX ACV NEW is sprayed onto the polymer surface.
  • the quantity of the agent per 120 kg of expanded polystyrene is 6.5 kg. Then, the material is block-formed where, after consolidation in the presence of steam at a temperature of 105°C, finished material, modified according to the invention, is obtained in the form of expanded polystyrene block.
  • the mixer is set to motion with the rotational speed of 0.1 m/s for 40 minutes.
  • the material is further homogenised at a temperature of 20 ° C for 10 hours, and modified styrene polymer according to the invention is obtained which is suitable for expanding using the well known method.
  • the agent for modification consisting of: 1 .0 parts by weight of FLOVAN CWF®, 0.8 parts by weight of FLOVAN BU®, 0.6 parts by weight of Orange ST45.M, 0.8 parts by weight of ascorbic acid, 0.3 parts by weight of fluorescein and 0.3 parts by weight of UVITEX BHB liq.® and 1 .0 parts by weight of TURPEX ACV NEW.
  • the quantity of the agent per 100 parts by weight of expanded polystyrene is 3.7 parts by weight, is sprayed onto the polymer surface.
  • the material is block-formed where, after consolidation in the presence of steam at a temperature of 105°C, finished material modified according to the invention is obtained, in the form of expanded polystyrene block.
  • water dispersion of the agent for modification consisting of: 100 parts by weight of FLOVAN CWF®, 5.5 parts by weight of FLOVAN BU®, 1 .1 parts by weight of Orange ST45.M and 1 .1 parts by weight of ascorbic acid, as well as 0.8 parts by weight of rhodamine B and 1 .0 parts by weight of TURPEX ACV NEW is dozed by spraying.
  • the agent for modification consisting of: 100 parts by weight of FLOVAN CWF®, 30 parts by weight of FLOVAN BU®, 1 .8 parts by weight of Orange ST45.M, 0.8 parts by weight of rhodamine B, 2.2 parts by weight of DICRYLAN, 0.1 parts by weight of UVITEX BHB liq® and 0.9 parts by weight of TURPEX ACV NEW.
  • the quantity of the agent per 120 kg of expanded polystyrene is 6.5 kg is sprayed onto the polymer surface.
  • the material is block-formed where, after consolidation in the presence of steam at a temperature of 105°C, finished material modified according to the invention is obtained, in the form of expanded polystyrene block.
  • DICRYLAN 100 100 100 100 AS FLOVAN BU 15 20 30 35
  • the agent for modification according to the invention may be introduced before the expanding of the styrene polymer, after the expansion or during pneumatic transport of the expanded polymer to the block-forming chamber.
  • the tightness of the material in block and geometric formats (after cutting) is improved, the anisotropy of the medium is reduced, the resistance parameters (bending, compressing, tearing), elasticity, shape memory, vibration and noise damping, resistance to depolymerisation in oxygen, ozone and ultraviolet radiation conditions are enhanced, and the lambda coefficient is stabilised.
  • Styrene polymers obtained following the method according to the invention are used, inter alia, for thermal insulation, in thermal insulation partitions, vibroacoustic and hydroinsulation compartments used in construction, means of transport, shields, packaging, insulation of pipelines, etc.

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

La présente invention porte sur un agent pour la modification de matériaux expansibles et expansés, en particulier de polystyrène, qui contient du bromure d'ammonium, du guanidine phosphate avec du sel de monoammonium de l'acide sulfonique et éventuellement un copolymère acrylique et éventuellement de l'acide ascorbique, caractérisé en ce qu'il contient également, en plus, un pigment azoïque organique et éventuellement un composé fluorescent ou un dérivé d'acide stilbènesulfonique et une émulsion non ionique ou cationique contenant un polyalkylène. La présente invention porte également sur des matériaux expansibles et expansés, en particulier du polystyrène, modifiés, qui contiennent, en plus du polymère du styrène, des porophores organiques et d'autres additifs technologiques éventuels, l'agent organique de modification défini ci-dessus.
PCT/PL2011/000048 2010-05-10 2011-05-06 Agent pour la modification de matériaux expansibles et expansés et matériaux expansibles et expansés ainsi modifiés WO2011142681A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP11727811A EP2569352A1 (fr) 2010-05-10 2011-05-06 Agent pour la modification de matériaux expansibles et expansés et matériaux expansibles et expansés ainsi modifiés

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PLP.391188 2010-05-10
PL391188A PL219515B1 (pl) 2010-05-10 2010-05-10 Środek do modyfikacji polistyrenowych tworzyw spienialnych i spienionych oraz tak zmodyfikowane  polistyrenowe tworzywa spienialne i spienione

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012134310A1 (fr) * 2011-04-01 2012-10-04 Termo Organika Sp. Z.O.O. Modificateur pour des matériaux en polystyrène expansible et expansé et matériaux en polystyrène expansible et expansé modifié

Citations (11)

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EP0027556A1 (fr) * 1979-10-03 1981-04-29 BASF Aktiengesellschaft Procédé de préparation de polymères de styrène ignifugés en forme de mousse
GB2139629A (en) * 1983-04-13 1984-11-14 Shinetsu Chemical Co Method for making shaped foam articles of a vinyl chloride resin
US4540719A (en) * 1985-01-18 1985-09-10 E. I. Du Pont De Nemours And Company Process for making foamed, sulfur-cured polymer blend compositions
JPH1193099A (ja) * 1997-09-10 1999-04-06 Oji Paper Co Ltd 低密度壁紙及びその製造方法
KR20010096332A (ko) 2000-04-18 2001-11-07 강병주 산화방지제 및/또는 내열제로서 천연화합물을 사용한폴리올레핀계 고분자 조성물
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