WO1995016732A1 - Cross-linked foam and process for producing the same - Google Patents
Cross-linked foam and process for producing the same Download PDFInfo
- Publication number
- WO1995016732A1 WO1995016732A1 PCT/JP1994/002081 JP9402081W WO9516732A1 WO 1995016732 A1 WO1995016732 A1 WO 1995016732A1 JP 9402081 W JP9402081 W JP 9402081W WO 9516732 A1 WO9516732 A1 WO 9516732A1
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- WIPO (PCT)
- Prior art keywords
- vulcanization
- stage
- foaming
- minutes
- weight
- Prior art date
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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
- C08J9/04—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
- C08J9/06—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 chemical blowing agent
- C08J9/10—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 chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
- C08J9/102—Azo-compounds
- C08J9/103—Azodicarbonamide
-
- 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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/24—Crosslinking, e.g. vulcanising, of macromolecules
- C08J3/244—Stepwise homogeneous crosslinking of one polymer with one crosslinking system, e.g. partial curing
-
- 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
- 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
- C08J9/06—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 chemical blowing agent
- C08J9/10—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 chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
- C08J9/104—Hydrazines; Hydrazides; Semicarbazides; Semicarbazones; Hydrazones; Derivatives thereof
-
- 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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
-
- 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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/26—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers modified by chemical after-treatment
- C08J2323/28—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers modified by chemical after-treatment by reaction with halogens or halogen-containing compounds
Definitions
- the present invention relates to a crosslinked foam and a method for producing the same. More specifically, it relates to crosslinked foams that can be colored vividly, are excellent in weather resistance, flexibility and shape retention, and are most suitable for applications such as, for example, suits, and a method for producing the same. .
- a cross-linked foam of chlorobrene rubber has been used as a raw material for ET.
- Crosslinked rubber made of chloroblen rubber is very flexible and has excellent shape retention, making it suitable as a material for wet suits.
- the need for fashionability has increased, and there has been a strong need for light-colored products in place of conventional black products. Therefore, if a light-colored product is manufactured from a crosslinked foam of black mouth rubber, there is a problem such as cracking under sunlight due to insufficient weather resistance.
- a crosslinked foam of chlorosulfonated polyethylene is known as a crosslinked foam having excellent weather resistance.
- this crosslinked foam is resinous, lacks flexibility, and Due to poor shape retention, it cannot be used for applications requiring flexibility and shape retention.
- Japanese Patent Application Laid-Open No. Hei 1-266615 discloses a foamed material obtained by vulcanizing and foaming a chlorinated polyethylene ⁇ cx —olefin copolymer rubber. This foam has good skin, retains its initial softness and strength over time, and does not show significant swelling even when it comes into contact with machine oil, but it has the characteristics of a soft suit.
- An object of the present invention is to provide a crosslinked foam which can be colored vividly, is excellent in weather resistance, flexibility and shape retention, and has a good appearance, and a method for producing the same.
- the present invention is the following crosslinked foam and a method for producing the same.
- R 1 is - NR 2 R 3, - OR 2 or is - represents SR 2,, respectively Hosore R 2 and R 3 in here hydrogen atom, an unsubstituted also rather substituted alkyl group, Represents an unsubstituted or substituted aryl group.
- Triazine thiols represented by
- the vulcanization temperature of the first stage is 120 to 140: the vulcanization time is 5 to 10 minutes, the vulcanization temperature of the second stage is 125 to 160 t, and the vulcanization temperature of the first stage A crosslinked foam with a foaming ratio of 3 to 10 times, which is a two-stage vulcanization foam at a temperature higher than 5 and a vulcanization time of 5 to 20 minutes.
- the first stage has a vulcanization temperature of 120 to 140, the vulcanization time is 5 to 10 minutes, and the second stage has a vulcanization temperature of 125 to 160, which is higher than that of the first stage.
- the chlorinated polyethylene- ⁇ -olefin copolymer rubber ( ⁇ ) used in the present invention has a chlorine content of 20 to 40% by weight, preferably 25 to 35% by weight. %, And the Mooney viscosity [ML 1 +4 (121 t)] is from 10 to 190, preferably from 20 to: 150, and more preferably from 30 to 150.
- ⁇ This is a chlorinated polyethylene ⁇ -year-old copolymer rubber of 120.
- the chlorine content is less than 20% by weight, the cross-linking is not longer than + minutes, and as a result, the shape retention is deteriorated.
- the content exceeds 40% by weight, the weather resistance deteriorates. If the Mooney viscosity is less than 10, no strength properties are exhibited, while if it exceeds 190, workability is significantly reduced.
- other polymerizable components may be copolymerized in addition to the above components.
- polymerizable components include 1,4-hexadiene, 1,6-acetogen, 2—methyl-1,5—hexadiene, and 6—methyla1,5— Butadiene, 7—Methyl 1, 1, 6—Chain unconjugated non-conjugated gen such as octagene; cyclohexadiene, dicyclopentane, methylditrahydrindene, 5— Vinyl 2-norbornane, 5-ethylidene 2-norbornane, 5-methylene 1 2-norbornane, 5-isobroviriden 1 2-norbornane, 6- Examples thereof include non-conjugated gens such as cyclic non-conjugated gens such as chloromethyl-5-iso-brobenyl-2-norbornene.
- the content of the other polymerizable component is preferably not more than 30 mol based on 100 g of the total weight of the ethylene and ⁇ -olefin units.
- the ethylene / CX-olefin copolymer is a rubber-like polymer obtained by randomly polymerizing the above components.
- the chlorinated ethylene / ⁇ -olefin copolymer rubber (A) is obtained by chlorinating the above-mentioned ethylene / ⁇ -olefin copolymer.
- Chlorination is performed, for example, by pulverizing an ethylene- ⁇ -olefin copolymer into fine granules, converting the fine granules into an aqueous suspension, and forming a molecular form at a temperature of about 70 to 9 at a temperature of about 70 to 9.
- the degree of chlorination is adjusted by appropriately selecting the amount of molecular chlorine and other chlorinating agents to be used, the reaction time, the reaction temperature, and the like, and chlorination is performed so as to have the chlorine content.
- the chlorination reaction it is preferable to treat as follows.
- the chlorinated polyethylene. ⁇ -olefin copolymer rubber is washed with water, Dry except molecular chlorine and by-product hydrogen chloride.
- the reaction solution is poured into a poor solvent of chlorination rubber such as excess methanol. The substance is filtered and washed with this solvent and dried, or the reaction solution is made into a thin film, and the solvent is removed by heat and dried.
- Triazine thiols (B) used in the present invention are used as vulcanizing agents.
- Specific examples of the triazine thiols represented by the general formula [1] include triazine 2.4, 6-trithiol, and 2—getyl aminotria.
- 1,4-Dithiol 2-dibutylaminotriazine 1,4,6—Dithiol2—hexylaminotriazine-1,4,6—Dithiol2—phenylamino Triazine-1,4,6-Dithiol2—Butoxytriazine-1,4,6—Dithiol, etc. can be given.
- the use of 2-dibutylaminotriazine-1,4,6-dithiol is preferred.
- Triazine thiols (B) are used in chlorinated polyethylene.
- the alkyl ammonium halide used in the present invention (0 is used as a vulcanization accelerator, and is a primary to quaternary compound represented by the following general formula [2]: It is a class of alkylammonium halide.
- R 4 , R 5 , R 6 and R 7 each represent a hydrogen atom, an unsubstituted or substituted alkyl group, or an unsubstituted or substituted aryl group.
- X represents a chlorine, bromine or iodine atom.
- Examples of the unsubstituted or substituted alkyl group of R 4 to R 7 include an alkyl group having 1 to 20 carbon atoms, and an unsubstituted or substituted aryl group. Examples include aryl groups having 6 to 20 carbon atoms.
- alkyl ammonium Niu beam sweep de C
- tertiary or quaternary alkyl ammonium Niu beam sweep de is rather preferred, have to preferred and particularly quaternary alkyl ammonium Niu beam sweep de 0
- alkylammonium halide (C) examples include distealyldimethylammonium chloride, stearyl trimethylammonium chloride, and rauryl trichloride.
- Examples include methyl ammonium chloride and tetramethyl ammonium bromide. Especially the distaste Preference is given to using methyl chloride.
- Alkyl ammonium halide (C) is preferably used in an amount of 1 to 10 parts by weight, based on 100 parts by weight of chlorinated polyethylene and ⁇ -olefin copolymer rubber (A). Or 2 to 5 parts by weight. If the amount is less than 1 part by weight, the crosslinking rate will not be sufficient, and as a result, a crosslinked foam having excellent flexibility cannot be obtained. On the other hand, if the compounding amount exceeds 10 parts by weight, the bridging speed becomes too high, and the storage stability of the compound is lowered, which is not practical.
- hydrazide foaming agent (D) used in the present invention a known hydrazide foaming agent conventionally used in the production of foams can be used.
- hydrazide-based blowing agents (D) include benzenesulfonyl hydrazide, ⁇ , ⁇ '-one-year-old xibis (benzensulfonyl hydrazide) C) and toluenesulfonylhydrazide.
- the hydriding foaming agent (D) is used in the amount of 5 to 25 parts by weight, preferably 100 to 100 parts by weight of chlorinated styrene rubber (A). ? It is desirable to mix it in an amount of up to 20 parts by weight. When the amount is less than 5 parts by weight, the expansion ratio becomes small, and as a result, a flexible crosslinked foam cannot be obtained. On the other hand, if the compounding amount exceeds 25 parts by weight, the expansion ratio does not change, so that it has no practical meaning.
- the crosslinked foam of the present invention may contain, in addition to the essential components (A) to ()), a compounding agent known per se according to the intended use of the vulcanizate and the performance based on the vulcanizate, for example, reinforcing rubber.
- a compounding agent known per se according to the intended use of the vulcanizate and the performance based on the vulcanizate, for example, reinforcing rubber.
- pigments can be used, for example, titanium white, titanium black, red iron, cadmium mercury red, cadmium yellow, titan yellow, and ultramarine blue.
- Inorganic pigments such as Naphthol Green B, Phthalocyanine Lean, Phthalocyaninnul, Normannet Red 4R, and Face Ultra G, First Ultra 10G, Disazo Yellow GR, Disazo Orange, Virazolo Orange, Brilliant Scarlet Organic pigments such as G, Bold 5B, Birazolone red, permanent carmine FB and the like.
- the amount of these pigments varies depending on the product, it is preferably up to 20 parts by weight based on 100 parts by weight of chlorinated styrene copolymer rubber (A). Is the largest It is desirable to add 10 parts by weight.
- rubber reinforcing agent examples include SRF, GPF,
- Various black pigments such as FEF, MAF, ISAF, SAF, FT, and MT, and finely divided silica are used as appropriate.
- filler for example, light calcium carbonate, heavy calcium carbonate, talc, clay and the like are appropriately used.
- softening agent examples include petroleum-based oils such as process oils, lubricating oils, oils, liquid oils, petroleum oils, and petrolatums. Substances; coal tars, such as coal tar and coal tar rubici; fatty oils, such as castor oil, rapeseed oil, soybean oil, and coconut oil; Fatty acids such as ricinoleic acid, nopermitic acid, stearic acid, barium stearate, and calcium stearate, or metal salts thereof: terbene resin, petroleum resin, bear High molecular substances such as indene resin and tactic polypropylene; ester plasticizers such as dioctyl phthalate, dioctyl adipate and dioctyl sebacate; ester oils; white wax Serine, Plasticizers such as carbonate plasticizers; naphthenic acid or its metallic soap, pine oil, rosin or its derivatives, microcrystalline wax, sub (factice), liquid polybutaline Diene, modified liquid poly
- the blending amount of these softeners is appropriately selected depending on the desired product, but all of them are based on 100 parts by weight of chlorinated polyethylene and ⁇ -olefin copolymer rubber (A). Therefore, it is desirable that the amount is usually 100 parts by weight or less, preferably 70 parts by weight or less.
- metal activator magnesium oxide, higher fatty acid zinc, lead tin, litharge, oxidizing sodium, talcite, etc. can be used. These metal activators are generally used in an amount of 3 to 15 parts by weight, preferably 5 to 100 parts by weight, based on 100 parts by weight of chlorinated polyethylene and ⁇ -olefin copolymer rubber ( ⁇ ). It is desirable to use it in the range of 10 to 10 parts by weight.
- scorch inhibitor a known scorch inhibitor can be used, and maleic anhydride, a thioimid tea compound, a sulfunamide compound, a sulfonamide compound can be used.
- Compounds can be exemplified.
- These anti-scorch agents are usually used in an amount of 0.2 to 5 parts by weight, preferably 100 parts by weight of chlorine-modified styrene-ct one-year-old olefin copolymer rubber (A). Is preferably used in the range of 0.3 to 3 parts by weight.
- hydrochloric acid absorbent examples include oxides and organic acid salts of metals belonging to Group IIA of the Periodic Table, such as magnesium stearate, magnesia and calcium stearate. Examples include rubber, manaceite, hide mouth talcite, epoxidized soybean oil, and epoxy-based hydrochloric acid absorbent. These hydrochloric acid absorbents are usually used in an amount of 100 parts by weight based on 100 parts by weight of chlorinated polyethylene / ⁇ -olefin copolymer rubber (A). The following amounts can be appropriately blended.
- the crosslinked foam of the present invention exhibits excellent heat resistance and durability even without using an antioxidant, but if the antioxidant is used, a product using the crosslinked foam of the present invention can be obtained.
- the material life can be extended as in the case of ordinary rubber.
- the anti-aging agent used in this case include aromatic second amines such as phenylbutylamine, N, N'-di-2-naphthyl-p-fuylenediamine; dibutyl hydride; Phenolic stabilizers such as hydroxytoluene, tetrakis [methylene (3,5-diethylbutyl 4-hydroxy) hydrocinnamate] methane; bis [2-Methyl-4- (3-n-alkylthiophenoxy) -1-5-butylphenyl] Thioether stabilizer such as sulfide; dithiocarbamate such as dibutylthiocarbamate nigel Examples thereof include stabilizers, which can be used alone or in
- the amount of such an antioxidant used is usually 0.1 to 5 parts by weight based on 100 parts by weight of chlorinated polyethylene and ⁇ -age olefin copolymer rubber (A). Preferably, it is used in the range of 0.5 to 3 parts by weight.
- processing aid those used in ordinary rubber processing can be used, and ricinoleic acid, stearic acid, palmitic acid, rauric acid, barium stearate, Calcium stearate, zinc stearate, esters of the above acids, etc., or higher fatty acids, their salts and their salts Esters and the like can be exemplified.
- These processing aids are generally used in an amount up to about 10 parts by weight, preferably about 100 parts by weight, based on 100 parts by weight of the chlorinated polyethylene- ⁇ -olefin copolymer rubber (A). It is desirable to use it in the range of 1 to 5 parts by weight.
- the crosslinked foam of the present invention is produced by the following method. First, the essential components (A) to (D) and the compounding agents to be compounded if necessary are mixed to prepare a crosslinked foaming composition which is an unvulcanized rubber compound.
- the chlorinated polyethylene which is an essential component
- the essential components (B) to (D) are additionally mixed using rolls such as an oven roll. It is preferable to knead the mixture at a temperature of about 40 to 80 t for about 3 to 30 minutes, and to prepare a non-vulcanized crosslinked foaming composition in the form of a ribbon or sheet.
- the unvulcanized cross-linked foaming composition thus prepared is vulcanized (step vulcanization) in two steps in a mold.
- step vulcanization for vulcanization in the mold, breath vulcanization using a closed mold, can vulcanization using a mold, or continuous breath vulcanization may be performed.
- breath vulcanization using a closed mold is preferred in the present invention.
- the step vulcanization is performed at the first vulcanization temperature.
- the degree is 120 to 140 :, preferably 125 to 135: the vulcanization time is 5 to 10 minutes, preferably 7 to 10 minutes, and the second stage
- the vulcanization temperature is 125 to 160, preferably 130 to 140 t, and is 5 t higher than the first stage vulcanization temperature: the temperature and vulcanization time are 5 to
- the vulcanization is carried out for 20 minutes so that the expansion ratio of the first and second stages as a whole is 3 to 10 times, preferably 5 to 10 times.
- the foam produced by the present invention can be made into a continuous foam by, for example, changing the temperature conditions, or can be made into a closed foam or a hybrid thereof.
- the cross-linked foam obtained in this manner has a uniform appearance, and does not shrink even after being cooled to room temperature, so that it does not cause swelling and has a good appearance. is there.
- a pigment by virtue of the incorporation of a pigment, it can be vividly colored and has excellent weather resistance, flexibility and shape retention.
- the compounding ingredients shown in Table 1 were kneaded for 5 minutes with a 4.3 litter Banbury mixer (manufactured by Kobe Steel) and dumped out.
- the kneaded material that had been dumped was wound around an 8-inch oven roll (manufactured by Nippon Roll Co., Ltd.). At this time, the roll surface temperature was 5 Ot for the front roll and 50 for the back roll. Met.
- the ingredients shown in Table 2 were added on this oven roll, kneaded for 5 minutes, and then 36 g of a 2-mm thick sheet was sheeted out to obtain an unvulcanized rubber.
- Chlorine content 27 wt%
- Card 2 HTF manufactured by Lion Axio Co., Ltd.
- a crosslinked foam was obtained in exactly the same manner as in Example 1 except that the compounding ingredients shown in Table 1 were used instead of the compounding ingredients shown in Table 1.
- the test results are shown in Table 6 '.
- Chlorine content 27 wt%
- Example 1 A crosslinked foam was obtained in the same manner as in Example 1 except that the vulcanization and foaming conditions in Example 1 were changed to the vulcanization and foaming conditions shown in Table 6. Table 6 shows the test results. Comparative Example 2 A crosslinked foam was obtained in the same manner as in Example 1 except that the vulcanization / foaming conditions were changed to the vulcanization / foaming conditions shown in Table 6. Table 6 shows the test results. Comparative Example 3
- Example 1 A crosslinked foam was obtained in the same manner as in Example 1 except that the vulcanization / foaming conditions were changed to the vulcanization / foaming conditions shown in Table 6. Table 6 shows the test results. Comparative Example 4 A crosslinked foam was obtained in the same manner as in Example 1 except that the compounding ingredients shown in Table 4 were used instead of the compounding ingredients shown in Table 2. Table 6 shows the test results. Table 4
- a crosslinked foam was obtained in the same manner as in Example 1, except that the compounding ingredients shown in Table 5 were used instead of the compounding ingredients shown in Table 2.
- Table 6 shows the test results.
- Defective 2 There are unvulcanized parts.
- Figure 5 shows that foaming was insufficient. It is formed when the dikmilva one-year-old oxide and the blowing agent decompose. This is thought to be due to the reaction with the radicals, which caused vulcanization inhibition, resulting in insufficient foaming.
- the cross-linked foam of the present invention is obtained by combining a specific chlorinated polyethylene. ⁇ -olefin copolymer rubber, a specific vulcanizing agent, a specific vulcanization accelerator, and a specific foaming agent under specific conditions. Because it is vulcanized and foamed in two stages, it can be vividly colored, and has excellent weather resistance, flexibility and shape retention, and has a good appearance.
- the cross-linked foam of the present invention can be used for applications requiring fashionability, weather resistance, flexibility and shape retention, for example, suits for surfers, suits for surfers, skis, and the like. It can be suitably used for clothing and the like.
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Description
Claims
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP95902940A EP0687705A4 (en) | 1993-12-16 | 1994-12-12 | CROSSLINKED FOAM AND PRODUCTION METHOD |
| US08/501,063 US5670551A (en) | 1993-12-16 | 1994-12-12 | Crosslinked foamed body and a process for its production |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5317098A JPH07165959A (ja) | 1993-12-16 | 1993-12-16 | 架橋発泡体およびその製造方法 |
| JP5/317098 | 1993-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO1995016732A1 true WO1995016732A1 (en) | 1995-06-22 |
Family
ID=18084422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP1994/002081 Ceased WO1995016732A1 (en) | 1993-12-16 | 1994-12-12 | Cross-linked foam and process for producing the same |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US5670551A (ja) |
| EP (1) | EP0687705A4 (ja) |
| JP (1) | JPH07165959A (ja) |
| CA (1) | CA2156193A1 (ja) |
| WO (1) | WO1995016732A1 (ja) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60149413A (ja) * | 1984-01-17 | 1985-08-06 | Nissan Motor Co Ltd | ゴム配合物の加硫方法 |
| JPH01266151A (ja) * | 1988-04-15 | 1989-10-24 | Mitsui Petrochem Ind Ltd | 発泡体 |
| JPH01311138A (ja) * | 1988-06-09 | 1989-12-15 | Hayakawa Rubber Co Ltd | 含ハロゲンポリマー架橋発泡体 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2604594B2 (ja) * | 1987-05-22 | 1997-04-30 | 三井石油化学工業株式会社 | 加硫可能ゴム組成物 |
| US5470919A (en) * | 1993-07-29 | 1995-11-28 | Mitsui Petrochemical Industries, Ltd. | Chlorinated ethylene/α-olefin copolymer rubber and composition containing the same |
-
1993
- 1993-12-16 JP JP5317098A patent/JPH07165959A/ja active Pending
-
1994
- 1994-12-12 WO PCT/JP1994/002081 patent/WO1995016732A1/ja not_active Ceased
- 1994-12-12 EP EP95902940A patent/EP0687705A4/en not_active Withdrawn
- 1994-12-12 US US08/501,063 patent/US5670551A/en not_active Expired - Fee Related
- 1994-12-12 CA CA002156193A patent/CA2156193A1/en not_active Abandoned
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60149413A (ja) * | 1984-01-17 | 1985-08-06 | Nissan Motor Co Ltd | ゴム配合物の加硫方法 |
| JPH01266151A (ja) * | 1988-04-15 | 1989-10-24 | Mitsui Petrochem Ind Ltd | 発泡体 |
| JPH01311138A (ja) * | 1988-06-09 | 1989-12-15 | Hayakawa Rubber Co Ltd | 含ハロゲンポリマー架橋発泡体 |
Non-Patent Citations (1)
| Title |
|---|
| See also references of EP0687705A4 * |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0687705A1 (en) | 1995-12-20 |
| JPH07165959A (ja) | 1995-06-27 |
| CA2156193A1 (en) | 1995-06-22 |
| US5670551A (en) | 1997-09-23 |
| EP0687705A4 (en) | 1996-07-17 |
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