WO2018146832A1 - Procédé de fabrication de corde pour renforcement de caoutchouc, corde pour renforcement de caoutchouc, et article en caoutchouc - Google Patents

Procédé de fabrication de corde pour renforcement de caoutchouc, corde pour renforcement de caoutchouc, et article en caoutchouc Download PDF

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Publication number
WO2018146832A1
WO2018146832A1 PCT/JP2017/027738 JP2017027738W WO2018146832A1 WO 2018146832 A1 WO2018146832 A1 WO 2018146832A1 JP 2017027738 W JP2017027738 W JP 2017027738W WO 2018146832 A1 WO2018146832 A1 WO 2018146832A1
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WIPO (PCT)
Prior art keywords
rubber
reinforcing cord
rubber reinforcing
latex
fiber
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Application number
PCT/JP2017/027738
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English (en)
Japanese (ja)
Inventor
梶原　啓介
直哉 水越
真也 片桐
Original Assignee
日本板硝子株式会社
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Application filed by 日本板硝子株式会社 filed Critical 日本板硝子株式会社
Priority to JP2017548491A priority Critical patent/JP6247799B1/ja
Publication of WO2018146832A1 publication Critical patent/WO2018146832A1/fr

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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
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/39—Aldehyde resins; Ketone resins; Polyacetals
    • D06M15/41—Phenol-aldehyde or phenol-ketone resins
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/693—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural or synthetic rubber, or derivatives thereof

Definitions

  • the present invention relates to a method for manufacturing a rubber reinforcing cord, a rubber reinforcing cord, and a rubber product.
  • reinforcing cords containing reinforcing fibers such as glass fibers and chemical fibers in matrix rubber.
  • a coating is provided on the surface of the reinforcing fiber in order to enhance the adhesion between the matrix rubber and the reinforcing fiber.
  • chlorosulfonated polyethylene rubber is widely used because of its high heat resistance (Patent Documents 1 to 6).
  • Japanese Examined Patent Publication No. 4-56053 Japanese Patent Laid-Open No. 11-158744 JP 2007-291332 A Japanese Patent Laid-Open No. 2004-3044 JP 2008-291395 A Japanese Patent Publication No. 45-028497
  • the film containing chlorosulfonated polyethylene rubber is formed by applying a treatment agent containing chlorosulfonated polyethylene rubber latex to the surface of the reinforcing fiber and then drying. Since the pH value of the treatment agent used for forming the coating affects properties such as adhesion of the coating to be formed, it is known to adjust the pH value by adding a base (such as ammonia) to the treatment agent. ing.
  • a base such as ammonia
  • one of the objects of the present invention is to provide a rubber reinforcing cord provided with a coating containing chlorosulfonated polyethylene rubber, wherein the rubber reinforcing cord is provided with improved adhesion of the coating. is there. Furthermore, another object of the present invention is to provide a rubber product reinforced by such a rubber reinforcing cord, in which the matrix rubber and the rubber reinforcing cord are bonded with high adhesive force.
  • the inventors of the present invention aimed to improve the adhesiveness of a coating containing chlorosulfonated polyethylene rubber, and after intensive studies, the pH value and free chlorine of chlorosulfonated polyethylene rubber latex used for the preparation of a treatment agent for coating formation Ascertaining the fact that the concentration has a great influence on the adhesion of the coating film to be formed, the present inventors have reached the following method for producing a rubber reinforcing cord and rubber reinforcing cord of the present invention.
  • the present invention is a method of manufacturing a rubber reinforcing cord for reinforcing a rubber product, A phenol-derived aromatic compound-formaldehyde resin and a chlorosulfonated polyethylene rubber latex having a pH value of more than 4.0 and less than 7.0 are mixed to produce the phenol-derived aromatic compound-formaldehyde resin and the chlorosulfonated product.
  • a step of preparing a treating agent containing polyethylene rubber latex Applying the treatment agent to at least part of the surface of the rubber reinforcing fiber and drying to obtain a rubber reinforcing cord having a film formed on at least part of the surface of the rubber reinforcing fiber; Including The chlorine content in the coating is 1 to 30% by mass, A method for manufacturing a rubber reinforcing cord is provided.
  • the present invention is a rubber reinforcing cord for reinforcing a rubber product, A rubber reinforcing fiber, and a coating formed on at least a part of the surface of the rubber reinforcing fiber,
  • the coating is formed by applying a treatment agent containing a phenol-derived aromatic compound-formaldehyde resin and a chlorosulfonated polyethylene rubber latex to the rubber reinforcing fiber and drying it,
  • the pH value of the chlorosulfonated polyethylene rubber latex is more than 4.0 and less than 7.0;
  • the chlorine content in the coating is 1 to 30% by mass, Provide a cord for rubber reinforcement.
  • the present invention also provides a rubber reinforcing cord obtained by the method for manufacturing a rubber reinforcing cord of the present invention or a rubber product reinforced with the rubber reinforcing cord of the present invention.
  • a rubber reinforcing cord provided with a coating containing chlorosulfonated polyethylene rubber which realizes an improvement in the adhesion of the coating
  • An improved rubber reinforcing cord can be provided.
  • the rubber product of the present invention is reinforced with such a rubber reinforcing cord, it can be a rubber product in which the matrix rubber and the rubber reinforcing cord are bonded with high adhesive force.
  • the rubber reinforcing cord of the present embodiment is a cord for reinforcing a rubber product.
  • the rubber reinforcing cord includes a rubber reinforcing fiber and a coating formed on at least a part of the surface of the rubber reinforcing fiber.
  • the coating is formed by applying a treatment agent containing a phenol-derived aromatic compound-formaldehyde resin and a chlorosulfonated polyethylene rubber latex to a rubber reinforcing fiber and drying it.
  • the pH value of the chlorosulfonated polyethylene rubber (hereinafter referred to as CSM) latex contained in the treatment agent is more than 4.0 and less than 7.0.
  • the chlorine content in the coating is 1 to 30% by mass.
  • one embodiment of a method for producing a rubber reinforcing cord of the present embodiment is A phenol-derived aromatic compound-formaldehyde resin and a chlorosulfonated polyethylene rubber latex having a pH value of more than 4.0 and less than 7.0 are mixed to produce the phenol-derived aromatic compound-formaldehyde resin and the chlorosulfonated product.
  • the rubber reinforcing fiber included in the rubber reinforcing cord of the present embodiment and the reinforcing fiber used in the method of manufacturing the rubber reinforcing cord may be fibers that can enhance the shape stability and strength of the rubber product,
  • the material and shape are not particularly limited.
  • the rubber reinforcing fiber examples include glass fiber, polyvinyl alcohol fiber typified by vinylon fiber, polyester fiber, nylon, polyamide fiber such as aramid (aromatic polyamide), polyarylate fiber, polyketone fiber, carbon fiber, or polyparaffin.
  • a phenylene benzoxazole (PBO) fiber etc. can be utilized.
  • carbon fibers and glass fibers that are excellent in dimensional stability, heat resistance, tensile strength, and the like are preferably used.
  • glass fiber having sufficient strength for example, high strength glass fiber).
  • the type of glass in the glass fiber is not particularly limited, but a high strength glass excellent in tensile strength is preferable to a general alkali-free glass.
  • the configuration of the fiber is not particularly limited.
  • a fiber having an average diameter of 5 to 13 ⁇ m, which is the minimum constituent unit of the fiber is preferable.
  • 50 to 2000 filaments are bundled with a sizing agent to produce a rubber reinforcing fiber.
  • a plurality of rubber reinforcing fibers may be bundled to form a fiber strand.
  • the rubber reinforcing fiber may be twisted. Good. What is necessary is just to set the number of twists suitable for the number of twists according to the fiber to be used. For example, when glass fiber is used as the rubber reinforcing fiber, the number of twists is preferably in the range of 0 to 4.0 turns / 25 mm. Moreover, according to the thickness and specification of a required cord for rubber reinforcement, the twist may be applied in a plurality of times, and the twist direction is not limited.
  • a strand may be formed by twisting a fiber strand in which several reinforcing fibers are bundled, and then a cord may be formed by bundling several strands and twisting the strand.
  • the apparatus used for preparation of such a fiber strand and a cord is not specifically limited, For example, a ring twister, a fryer twister, a strand wire machine etc. can be used.
  • the fiber strand is formed by converging a plurality of rubber reinforcing fibers.
  • the fiber strand may be formed using a rubber reinforcing fiber having a coating formed on the surface, or on the surface.
  • a fiber strand may be formed using the fiber for rubber reinforcement before a film is provided, and a film may be formed after that.
  • the coating is formed by applying the treatment agent to at least a part of the surface of the rubber reinforcing fiber and drying it (removing the solvent in the treatment agent).
  • the treating agent is aqueous and is prepared by mixing a phenol-derived aromatic compound-formaldehyde resin and CSM latex.
  • the content of the phenol-derived aromatic compound-formaldehyde resin in the treatment agent is preferably 1% by mass or more, more preferably 3% by mass or more, and still more preferably 5% by mass or more in terms of solid content mass ratio.
  • the content of the phenol-derived aromatic compound-formaldehyde resin in the treating agent is preferably 20% by mass or less, more preferably 15% by mass or less, and more preferably 10% by mass or less in terms of solid content.
  • the treatment agent contains a phenol-derived aromatic compound-formaldehyde resin in a solid content mass ratio of 1% by mass or more, a coating film having an excellent function as a fiber protective layer can be formed.
  • the treating agent contains a phenol-derived aromatic compound-formaldehyde resin in a solid content mass ratio of 20% by mass or less, the dynamic fatigue resistance of the formed film can be improved.
  • Phenol-derived aromatic compound examples include mono- or polyvalent hydroxyphenol, mono- or polyvalent chlorophenol, and the like.
  • An example of a phenol-derived aromatic compound-formaldehyde resin is resorcinol-formaldehyde resin.
  • the content of the CSM latex in the treatment agent is preferably 10% by mass or more, more preferably 20% by mass or more, and further preferably 30% by mass or more in terms of solid content.
  • the content of the CSM latex in the treatment agent is preferably 99% by mass or less, more preferably 95% by mass or less, and still more preferably 90% by mass or less in terms of solid content.
  • a CSM latex having a pH value in the range of more than 4.0 and less than 7.0 is used for preparing the treatment agent. .
  • the pH value of the CSM latex is 4.1 or more.
  • the pH value of the CSM latex is less than 7.0. And preferably 6.9 or less, more preferably 6.0 or less.
  • a pH adjusting agent may be added to the CSM latex before preparing the treatment agent.
  • the pH adjuster may contain at least one selected from the group consisting of ammonia, sodium hydroxide and sodium carbonate.
  • the chlorine content in the treating agent needs to be adjusted so that the chlorine content in the formed film is in the range of 1 to 30% by mass.
  • Factors that determine the chlorine content in the treating agent include the amount of chlorine on the polymer of the CSM and the free chlorine resulting from the hydrolysis reaction that occurs during the long term storage of the CSM latex. Therefore, in consideration of an increase in free chlorine, the amount of chlorine on the polymer of the CSM to be used is determined so that the chlorine content in the formed film is in the range of 1 to 30% by mass.
  • the amount of chlorine on the polymer can be changed in CSM, the amount of chlorine on the polymer in CSM is adjusted so that the chlorine content in the coating formed by the treatment agent is within the range of 1 to 30% by mass. It is good to change.
  • the adhesion of the coating is achieved by appropriately selecting the CSM polymer grade of the CSM latex used and adjusting the chlorine content in the treating agent so that the chlorine content in the coating is 30% by mass or less. Can be improved.
  • the chlorine content in the coating is preferably 2 to 25% by mass.
  • the chlorine content rate in a film is obtained by measuring the chlorine content rate of the formed film using an energy dispersive X-ray fluorescence analyzer (EDX).
  • EDX energy dispersive X-ray fluorescence analyzer
  • the treating agent may further contain a rubber latex other than the CSM latex in order to increase the adhesion of the coating or improve the stability.
  • the treatment agent is butadiene latex, butadiene-styrene copolymer latex, dicarboxylated butadiene-styrene copolymer latex, vinylpyridine / butadiene / styrene / terpolymer latex, isoprene rubber latex, acrylonitrile-butadiene copolymer latex.
  • at least one selected from the group consisting of a hydrogenated acrylonitrile-butadiene copolymer latex and a polyolefin emulsion may be included.
  • the total of these latexes and / or emulsions contained in the treatment agent is, for example, 5 to 85% by mass, preferably 15 to 80% by mass.
  • a filler, a plasticizer, an anti-aging agent, a metal oxide, a crosslinking aid, and the like may be appropriately added to the treatment agent.
  • the treating agent may further contain additives such as isocyanate and thermosetting resin.
  • the pH value of the CSM latex used for preparing the treatment agent is within the range of more than 4.0 and less than 7.0
  • the pH value of the prepared treatment agent is further adjusted. May be. Therefore, a base such as ammonia or sodium hydroxide may be further added to the treatment agent as a pH adjuster.
  • the pH value of the treatment agent is adjusted within a range of 5.0 to 12.0, for example.
  • the thickness of the coating and the ratio of the coating to the entire rubber reinforcing cord are not particularly limited and can be appropriately determined according to the characteristics required for the rubber reinforcing cord, the type of rubber reinforcing fiber, and the like. .
  • the ratio of the coating to the entire rubber reinforcing cord is 5 to 30% by mass.
  • the content is 7 to 27% by mass, more preferably 10 to 25% by mass.
  • the coating only needs to be provided on at least a part of the surface of the rubber reinforcing fiber, in order to further improve the adhesion between the rubber reinforcing fiber and the matrix rubber and the fray resistance of the rubber reinforcing fiber. Is preferably provided so as to cover the entire rubber reinforcing fiber.
  • Another film may be provided on the above film.
  • Another coating is not particularly limited because it may be appropriately selected from known coatings according to the type of matrix rubber.
  • a film containing CSM and a crosslinking agent can be used.
  • the method of applying the treatment agent and the drying method There are no particular limitations on the method of applying the treatment agent and the drying method. Usually, after a fiber reinforcing fiber or a fiber strand in which the rubber reinforcing fiber is bundled is immersed in a bath containing a treatment agent, the film is formed by drying in a drying furnace to remove the solvent.
  • a plurality of reinforcing fibers or fiber strands on which a film is formed may be produced and twisted together. Thereby, a plurality of reinforcing fibers can be adhered to each other through the coating.
  • a process for forming the film may be performed next.
  • the rubber product of this embodiment will be described.
  • the rubber product of this embodiment includes a matrix rubber and a rubber reinforcing cord embedded in the matrix rubber.
  • the rubber reinforcing cord As the rubber reinforcing cord, the rubber reinforcing cord of the present embodiment is used.
  • the means for embedding the rubber reinforcing cord in the matrix rubber of the rubber product is not particularly limited, and known means can be applied.
  • the rubber product of this embodiment has both high heat resistance derived from the characteristics of matrix rubber and high strength and high bending fatigue resistance by embedding a rubber reinforcing cord. Therefore, this rubber product can be applied to various uses, and is particularly suitable for uses such as a timing belt of a vehicle engine.
  • the rubber product of this embodiment is prepared, for example, by first preparing the rubber reinforcing cord of this embodiment, and then embedding the rubber reinforcing cord in a matrix rubber containing rubber and a crosslinking agent, and the reaction of the crosslinking agent is performed. Heat treatment is performed under sufficiently proceeding conditions to simultaneously crosslink the rubber of the rubber reinforcing cord film and the matrix rubber of the rubber product.
  • Examples 1 to 20 and Comparative Examples 1 to 10 ⁇ Manufacture of rubber reinforcing cord> Glass fibers (rubber reinforcing fibers) in which 200 glass filaments (E glass composition, average diameter 9 ⁇ m) were bundled were prepared. Three glass fibers were drawn and impregnated with the treating agents shown in Tables 2 to 5 below, followed by heat treatment at 250 ° C. for 2 minutes to dry the treating agent, thereby producing fiber strands. In the fiber strand, a film was formed so as to cover the surfaces of the three glass fibers. The three glass fibers were bonded together by this coating.
  • Tables 2 to 5 Glass fibers (rubber reinforcing fibers) in which 200 glass filaments (E glass composition, average diameter 9 ⁇ m) were bundled were prepared. Three glass fibers were drawn and impregnated with the treating agents shown in Tables 2 to 5 below, followed by heat treatment at 250 ° C. for 2 minutes to dry the treating agent, thereby producing fiber strands. In the fiber strand, a
  • Examples 5 to 8, 11, 14, and 18 and Comparative Examples 2, 4, 5, and 8, ammonia was added to the CSM latex in order to adjust the pH value of the CSM latex.
  • Tables 2 to 5 show the pH values of the CSM latex before and after pH adjustment.
  • a pH adjuster was also added to the prepared treating agent to adjust the pH value of the treating agent to 10.5.
  • the fiber strands thus obtained were twisted in the Z direction at a rate of 2.0 times / 25 mm. Then, 11 strands of twisted fiber strands were aligned and twisted in the S direction at a rate of 2.0 times / 25 mm. The ratio of the coating film in the rubber reinforcing cord thus obtained was 20% by mass.
  • the evaluation items and methods for the rubber reinforcing cords of the examples and comparative examples are as follows.
  • the rubber reinforcing cord was embedded in a matrix rubber having the composition shown in Table 1, and heat-treated at 150 ° C. for 20 minutes to produce a test piece (flat belt) having a width of 25 mm, a length of 100 mm, and a thickness of 5 mm.
  • the test piece was pulled in the longitudinal direction with a tensile tester until the matrix rubber and the rubber reinforcing cord were peeled off. Whether the peeled state between the matrix rubber and the rubber reinforcing cord, that is, the failure mode of the test piece is “rubber failure” in which the rubber reinforcing cord and the matrix rubber are bonded to each other, or is “rubber failure”.
  • interfacial debonding refers to a form in which delamination between the matrix rubber and the rubber reinforcing cord does not cause rubber breakage, and the surface of the peeled rubber reinforcing cord was broken. Indicates that the presence of rubber is less than 20%.
  • the abundance ratio of rubber at the peeling interface was determined using a printed image of a photograph of the peeling interface. Specifically, first, a photograph is taken so that the whole peeling interface in the sample piece enters, the whole sample piece is cut out from the printed image of the photograph, and the weight W of the printed image of the whole sample piece is measured. . Next, the rubber portion is cut out from the printed image of the entire test piece, and the entire weight w of the cut rubber portion is measured. From the values of the obtained weights W and w, the ratio of remaining rubber ((w / W) ⁇ 100%) is determined. The results are shown in Tables 2-5.
  • the pH value of the CSM latex used for the preparation of the treatment agent is in the range of more than 4.0 and less than 7.0, and the chlorine content in the coating is 1-30.
  • the rubber reinforcing cords of Examples 1 to 20 in the mass% range had a peeled form of rubber breakage and had excellent adhesion to the matrix rubber.
  • the rubber reinforcing cord of the present invention has excellent adhesion to the matrix rubber of the rubber product, it can be applied as a rubber reinforcing cord for various rubber products including rubber products that require strength and durability.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)

Abstract

Le procédé de fabrication de corde pour renforcement de caoutchouc de l'invention est destiné à fabriquer une corde pour renforcement de caoutchouc afin de renforcer un article en caoutchouc. Ce procédé inclut : une étape au cours de laquelle une résine à base de composé aromatique dérivé du phénol et de formaldéhyde, et un latex de caoutchouc de polyéthylène chlorosulfoné de pH dépassant 4,0 et inférieur à 7,0, sont mélangés, et un agent de traitement comprenant ladite résine à base de composé aromatique dérivé du phénol et de formaldéhyde, et ledit latex de caoutchouc de polyéthylène chlorosulfoné, est ainsi préparé ; et une étape au cours de laquelle ledit agent de traitement est appliqué sur au moins une partie d'une surface de fibres de renforcement de caoutchouc, et séché, ce qui permet d'obtenir la corde pour renforcement de caoutchouc telle qu'un film de revêtement est formé sur au moins une partie de la surface desdites fibres de renforcement de caoutchouc. La teneur en chlore dans ledit film de revêtement, est comprise entre 1 et 30% en masse.
PCT/JP2017/027738 2017-02-13 2017-07-31 Procédé de fabrication de corde pour renforcement de caoutchouc, corde pour renforcement de caoutchouc, et article en caoutchouc WO2018146832A1 (fr)

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JP2017548491A JP6247799B1 (ja) 2017-02-13 2017-07-31 ゴム補強用コードの製造方法、ゴム補強用コード及びゴム製品

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JP2017005154 2017-02-13

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4632500B1 (fr) * 1967-08-10 1971-09-22
JPH0147511B2 (fr) * 1980-12-19 1989-10-13 Seitetsu Kagaku Kogyo Kk
JPH02141441A (ja) * 1988-11-21 1990-05-30 Central Glass Co Ltd ゴム補強用ガラス繊維
JPH06508652A (ja) * 1991-06-27 1994-09-29 イー・アイ・デユポン・ドウ・ヌムール・アンド・カンパニー 安定化された塩素化樹脂ラテックス
JPH11158744A (ja) * 1997-11-26 1999-06-15 Nippon Glass Fiber Co Ltd ゴム補強用ガラス繊維コードおよびゴムベルト
JP2008169532A (ja) * 2006-12-11 2008-07-24 Central Glass Co Ltd ガラス繊維被覆用塗布液およびそれを用いたゴム補強用ガラス繊維
WO2012141020A1 (fr) * 2011-04-11 2012-10-18 住友精化株式会社 Latex de polyéthylène chlorosulfoné

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4632500B1 (fr) * 1967-08-10 1971-09-22
JPH0147511B2 (fr) * 1980-12-19 1989-10-13 Seitetsu Kagaku Kogyo Kk
JPH02141441A (ja) * 1988-11-21 1990-05-30 Central Glass Co Ltd ゴム補強用ガラス繊維
JPH06508652A (ja) * 1991-06-27 1994-09-29 イー・アイ・デユポン・ドウ・ヌムール・アンド・カンパニー 安定化された塩素化樹脂ラテックス
JPH11158744A (ja) * 1997-11-26 1999-06-15 Nippon Glass Fiber Co Ltd ゴム補強用ガラス繊維コードおよびゴムベルト
JP2008169532A (ja) * 2006-12-11 2008-07-24 Central Glass Co Ltd ガラス繊維被覆用塗布液およびそれを用いたゴム補強用ガラス繊維
WO2012141020A1 (fr) * 2011-04-11 2012-10-18 住友精化株式会社 Latex de polyéthylène chlorosulfoné

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