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    • 25. 发明授权
    • Process for forming a Zn sulfonate containing elastomer
    • 形成含有磺酸锌的弹性体的方法
    • US4222914A
    • 1980-09-16
    • US22951
    • 1979-03-23
    • Henry S. MakowskiRobert R. KleinRobert D. LundbergJan Bock
    • Henry S. MakowskiRobert R. KleinRobert D. LundbergJan Bock
    • C08F8/44C08L91/00
    • C08F8/44
    • This invention relates to a process for the formation of a neutralized sulfonated polymer having about 10 to about 60 meq. sulfonate groups, wherein the sulfonate groups are neutralized with a zinc counterion. A cement of a polymer having olefinic functional groups and a non-reactive solvent is contacted with a sulfonated agent such as an acyl sulfate. The sulfonated polymer is then neutralized with a solution of zinc acetate dissolved in a solvent system of methanol alone or methanol and water, wherein the volume percent of methanol based on non-reactive solvent is less than about 10. A carboxylic acid can be then added to the cement of the neutralized sulfonated polymer thereby forming a zinc salt of the carboxylic acid in situ, wherein the zinc salt of the carboxylic acid is a preferential plasticizer for the zinc sulfonate groups. The Brookfield viscosity at 0.6 rpm at room temperature of the cement of the zinc neutralized sulfonated polymer is less than about 50,000 cps.
    • 本发明涉及形成约10至约60meq的中和磺化聚合物的方法。 磺酸盐基团,其中磺酸盐基团用锌抗衡离子中和。 具有烯属官能团和非反应性溶剂的聚合物的水泥与磺化剂如酰基硫酸盐接触。 然后将磺化聚合物用溶于仅甲醇溶剂体系的乙酸锌溶液或甲醇和水中和,其中基于非反应性溶剂的甲醇的体积百分比小于约10.然后可以加入羧酸 到中和的磺化聚合物的水泥上,由此原位形成羧酸的锌盐,其中羧酸的锌盐是磺酸锌基团的优选增塑剂。 锌中和磺化聚合物的水泥在室温下在0.6rpm下的Brookfield粘度小于约50,000cps。
    • 26. 发明授权
    • Process for forming a metal sulfonate containing EPDM
    • 用于形成含有EPDM的金属磺酸盐的方法
    • US4221712A
    • 1980-09-09
    • US22976
    • 1979-03-23
    • Henry S. MakowskiJan BockRobert D. Lundberg
    • Henry S. MakowskiJan BockRobert D. Lundberg
    • C08F8/44C08L91/00
    • C08F8/44
    • This invention relates to an improved process for the formation of an improved gel-free neutralized sulfonated elastomeric polymer having about 10 to about 50 meq. unneutralized sulfonate groups, wherein the unneutralized sulfonate groups are neutralized with a metal counterion being selected from the group including lithium, sodium, potassium, cesium, barium, calcium, magnesium, zinc, lead, iron (II), copper (II), mercury (II), and nickel. A cement of an elastomeric polymer having olefinic functional groups dissolved in a non-reactive solvent is contacted with a sulfonating agent such as an acyl sulfate thereby sulfonating the elastomeric polymer, and the sulfonation reaction is subsequently quenched by the addition of isopropanol at a concentration level of about 5 to about 30 volume percent based on a volume of the non-reactive solvent. The unneutralized sulfonated elastomeric polymer is then neutralized with a neutralizing agent dissolved in water, the water being at a concentration level of less than about 2.5 volume percent based on the volume of the non-reactive solvent thereby forming a gel-free cement of the neutralized sulfonated elastomeric polymer having a Brookfield viscosity at room temperature of less than about 20,000 cps.
    • 本发明涉及形成具有约10至约50meq的改进的无凝胶中和磺化弹性体聚合物的改进方法。 未中和磺酸酯基团,其中所述未中和磺酸酯基团被金属抗衡离子中和,所述金属抗衡离子选自锂,钠,钾,铯,钡,钙,镁,锌,铅,铁(II),铜(II),汞 (II)和镍。 将具有溶解在非反应性溶剂中的烯属官能团的弹性体聚合物的水泥与磺化剂如酰基硫酸酯接触,从而使弹性体聚合物磺化,然后通过加入浓度级别的异丙醇淬灭磺化反应 约5至约30体积%,基于非反应性溶剂的体积。 然后将未中和的磺化弹性体聚合物用溶解在水中的中和剂中和,基于非反应性溶剂的体积,水的浓度水平低于约2.5体积%,从而形成中和的无凝胶的水泥 磺化弹性体聚合物在室温下的Brookfield粘度小于约20,000cps。
    • 27. 发明授权
    • Elastomeric compositions
    • 弹性组合物
    • US4169820A
    • 1979-10-02
    • US855757
    • 1977-11-29
    • Jan BockRobert D. LundbergHenry S. Makowski
    • Jan BockRobert D. LundbergHenry S. Makowski
    • C08L23/32C08L91/00
    • C08L23/32
    • This invention relates to extrusion and injection moldable type elastomeric compositions having a viscosity at 200.degree. C. at 0.73 sec.sup.-1 of about 8.times.10.sup.4 to about 8.times.10.sup.5 poises. The compositions used for elastomeric articles include 100 parts of a neutralized sulfonated EPDM terpolymer; about 25 to about 150 parts per hundred of a non-polar process oil; about 50 to about 300 parts per hundred of a filler; and a preferential plasticizer at about 0 to about 50 parts per hundred based on 100 parts of the sulfonated elastomeric polymer. The composition may also include a crystalline polyolefinic thermoplastic at less than about 100 parts per hundred by weight.These blend compositions can be readily processed due to their superior rheological properties on conventional plastic fabrication equipment into elastomeric articles having excellent physical properties and desirable rubbery characteristics.
    • 本发明涉及在200℃,0.73秒-1时粘度为约8×10 4至约8×10 5泊的挤出和注射成型型弹性体组合物。 用于弹性制品的组合物包括100份中和的磺化EPDM三元共聚物; 每百份非极性加工油约25至约150份; 每百份填料约50至约300份; 和基于100份磺化弹性体聚合物的约0至约50份/ 100的优选增塑剂。 组合物还可以包含小于约100重量份/ 100重量份的结晶聚烯烃热塑性塑料。
    • 28. 发明授权
    • Low pressure injection moldable compositions
    • 低压注塑成型组合物
    • US4160751A
    • 1979-07-10
    • US855765
    • 1977-11-29
    • Jan BockRobert D. LundbergHenry S. Makowski
    • Jan BockRobert D. LundbergHenry S. Makowski
    • C08L23/32C08L91/00
    • C08L23/32Y10S260/31
    • This invention relates to injection moldable type elastomeric compositions having a viscosity at 200.degree. C. at 0.73 sec.sup.-1 of less than about 8.times.10.sup.4 poises. The compositions used for elastomeric articles include 100 parts of a neutralized sulfonated EPDM terpolymer; about 25 to about 150 parts per hundred of a non-polar process oil; about 25 to about 200 parts per hundred of a filler; and a preferential plasticizer at about less than 50 parts per hundred based on 100 parts of the sulfonated elastomeric polymer. The composition may also include a crystalline polyolefinic thermoplastic at least than about 100 parts per hundred by weight.These blend compositions can be readily processed due to their superior rheological properties on conventional plastic fabrication equipment, especially on low pressure injection molding equipment into elastomeric articles having excellent physical properties and desirable rubbery characteristics.
    • 本发明涉及可注射成型的弹性体组合物,其在200℃下的粘度为0.73秒-1小于约8×10 4泊。 用于弹性制品的组合物包括100份中和的磺化EPDM三元共聚物; 每百份非极性加工油约25至约150份; 每百份填料约25至约200份; 和基于100份磺化弹性体聚合物的约百分之50的优选增塑剂。 组合物还可以包括至少约100重量份/ 100重量%的结晶聚烯烃热塑性塑料。
    • 29. 发明授权
    • Novel ionic polymer compositions
    • US4014831A
    • 1977-03-29
    • US579496
    • 1975-05-21
    • Jan BockNeville G. ThameLowell Westerman
    • Jan BockNeville G. ThameLowell Westerman
    • C08L23/00C08F8/00C08F8/44C08K3/00C08K3/22C08K5/00C08K5/05C08K5/09C08K5/17C08K5/19C08L23/26C08L25/00C08L101/00C08L101/02C08F8/42
    • C08F8/44
    • The instant invention relates to a method for making processable ionic polymer compositions which are characterized as being processable at high temperatures, for example, 200.degree. C, while retaining adequate physical properties at both room temperatures and elevated temperatures which are below the processing temperature, for example, up to 100.degree. C and more. In this method, an ionic polymer comprising an elastomeric or plastic backbone and pendant acid groups is combined with a first neutralizing agent having two components. One component of said neutralizing agent is a metal or ammonium type moiety which combines with the pendant acid groups as a metal or ammonium salt thereof; the other component of neutralizing agent takes up the hydrogen ion present in the pendant acid groups and is converted into a preferential plasticizer for said ionomer. The preferential plasticizer acts to disrupt the ionic association of the metal or ammonium salt groups, thus allowing the ionic polymer to act as a noncrosslinked material. When the composition is in this state, it can be compounded with oils, fillers, etc. An ionic composition in this state is also characterized as having poor physical properties, for example, tensile strength, and excellent processing characteristics, e.g., low viscosity at elevated temperatures. This neutralized composition is then contacted with a second neutralizing agent which acts to substantially convert said preferential plasticizer to a higher melting species, for example, a salt. The composition, after the second neutralizing step, is then characterized as having the desired properties, for example, excellent physical properties at room temperature and up to 100.degree. C and more than adequate processability at temperatures of from 200.degree. C and above. Preferably, the ionic polymer is an ionic elastomer having from 0.2 to 25 mole % pendant acid groups, for example, carboxylic, phosphonic and sulfonic acid groups. Preferably, the pendant acid groups are sulfonic acid groups.The first neutralizing agent is preferably selected from the group consisting of metal salts of fatty acids wherein said metal is selected from Groups IA, IIA, IIB, IIA, Al and Pb of the Periodic Table of the Elements or ammonium salts of fatty acids said ammonium moiety has the general formula R.sub.4 N wherein R is selected from the group consisting of hydrogen and lower alkyl, e.g., methyl and ethyl, more preferably hydrogen radicals.The second neutralizing agent is preferably selected from the group consisting of Group IA, IIA and IIB derivatives of lower organic acids, for example, from 1 to 4 carbon atoms and their hydroxides. Preferably, the first neutralizing agent is combined with said ionic polymer at from 0.5 equivalents/equivalent of acid to 5 equivalents/equivalent acid and more preferably from 1 equivalent/equivalent acid to 3 equivalents/equivalent acid and said second neutralizing agent is combined with said ionic polymer preferably at from 0.25 equivalent/equivalent acid to 3 equivalents/equivalent acid, and more preferably between 0.75 equivalent/equivalent acid and 3 equivalents/equivalent acid.