Classifications

• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
  • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
  • C08F10/04—Monomers containing three or four carbon atoms
  • C08F10/08—Butenes
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
  • C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
  • C08F297/06—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type
  • C08F297/08—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
  • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
  • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
  • C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
  • C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
  • C08L2205/00—Polymer mixtures characterised by other features
  • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
  • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
  • C08L2308/00—Chemical blending or stepwise polymerisation process with the same catalyst
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
  • C08L2314/00—Polymer mixtures characterised by way of preparation
  • C08L2314/02—Ziegler natta catalyst
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
  • C08L2666/00—Composition of polymers characterized by a further compound in the blend, being organic macromolecular compounds, natural resins, waxes or and bituminous materials, non-macromolecular organic substances, inorganic substances or characterized by their function in the composition
  • C08L2666/02—Organic macromolecular compounds, natural resins, waxes or and bituminous materials
  • C08L2666/04—Macromolecular compounds according to groups C08L7/00 - C08L49/00, or C08L55/00 - C08L57/00; Derivatives thereof

Definitions

• the present invention relates to a methyl butene polymer / polymer composition excellent in heat resistance, stretchability and mechanical strength such as tear strength and impact strength of a molded product, and a method for producing the same.
• Methyl butene / polymer also called j-methyl / -butene polymer
• the present inventors reached the present invention as a result of intensive studies to improve the various drawbacks mentioned above, namely, the stretchability and the mechanical strength of the molded article, without impairing certain heat resistance.
• Such 3-methylbutene / polymer compositions and their production methods have not been known.
• the gist of the present invention is ⁇ -methylbutene-1 / homopolymer, or -methylbutene-1 / content power? Copolymer of methyl butene-1 / and other alpha -refined olefins with 2 to / J carbon / 0 to 9 weight by weight and 3—methyl butene 1 / Content is 0 to?
• the weight is a copolymer of J-methyl butene-1 / and carbon number >> 2 ⁇ / «2 other o-fins ⁇ It is characterized by being composed of null weight and carbon.
• the / component (hereinafter referred to as component (a)) is -methylbutene-1 / homopolymer, or -methylbutene-1 / content is? It is a copolymer of 1-methylbutene // and other ⁇ -olefins with carbon number of ⁇ 2 ⁇ / ⁇ 2. Carbon number in the copolymer ⁇ 2 ⁇ / «Other ⁇ -olefins include ethylene, prohylene-butene-hexene Examples include chitin pentyl, styrene, polystyrene, vinylenic mouth, and the like.
• alpha-fins may be used for two or more species, and may also contain a small amount of a polyene such as butadiene or isofrene.
• the preferred copolymerization method is the so-called random copolymerization method. J-methylbutene in the copolymer. The content is null weight.]? Many, preferably? More than weight. Outside this range, the melting point of the composition decreases, and the characteristics such as high melting point and solvent resistance of the methyl butene / polymer are preferably impaired.
• the proportion of the component (a) in the composition is / 0 to J ", preferably — — ⁇ 2. ⁇ ? Weight.
• the second component (hereinafter referred to as “the component”) is -methylbutene ⁇
• the content is ⁇ ⁇ ? It is a copolymer of J-methylbutene-1 /, which is the weight, with other ⁇ -olefins having 2 to 2 carbon atoms / «2.
• Other one-year-old fins are selected from those used in component (a).
• These other olefins may be used ⁇ 2 or more types may be used, and may further contain a small amount of polyolefin such as butadiene and isoprene.
• a so-called random copolymerization method is preferable.
• the proportion of the () component is reduced and the amount of the component in the () component is reduced. It is preferable to increase the fin content or to increase the proportion of the (3 ⁇ 4) component to reduce the content of “one olefin” in the component (3 ⁇ 4).
• the total weight of — is not more than 2 weight, more preferably not more than / weight.
• kneading is carried out by a kneading method using a pan / mixer.
• a ⁇ two-stage polymerization method is preferred.
• transition metal compound as a catalyst and the organometallic compound of the Periodic Table Group / Group S or Group S metal, and those usually used in the polymerization of natural fins are used.
• the transition metal compound a halogenated compound of titanium, a titanium compound such as an alcohol of titanium, or the like, and as an organic metal compound, a trialkylaluminum. ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ —-Organic aluminum-aluminum compounds and the like.
• Such a solid catalyst component is disclosed in Japanese Unexamined Patent Publication No. Sho. , Same — ⁇ TJ "f77, same // 7 ⁇ ?, same ⁇ 2 ⁇ same? // j, etc.
• the polymerization temperature is ⁇ /. If necessary, a molecular weight control agent such as hydrogen may be used.
• the melting point of the polymer composition thus obtained is at least 2, preferably at least 424.
• the melt viscosities of the butene / polymer compositions can be measured using a conical disk-type rotary rheometer, J 0 1C. Shear rate / sec, ie angular rate It is measured in ./radians/second and is selected from the range of / X / 4 to / X / 7 poise, preferably X / 4 to X / 6 poise.
• the melt index (according to the measurement method described later) of the polymer composition is preferably from 0 J to I 0 w £ / I.
• the polymer composition may be added with a stabilizer, a metal harm inhibitor, a flame retardant, an inorganic or organic filler, etc., if necessary, and then added to a film or other various molding processes or a graph. It is used for the base and polymer of the conversion reaction. '
• the melt index of the composition consisting of the component (a) and the component (ii) can be obtained from Shimadzu Float Tester CFT.
• the isobutanol is added to the tank containing J-volume of n-hexane / JK, and the mixture is stirred for J times and the supernatant liquid is extracted. This operation was repeated several times to wash and remove the catalyst components in the polymer, and then dried to obtain a white powdery 3 -methylbuteno-no-polymer composition ⁇ 2? /
• the ratio of the second stage polymer ((2) component) was J weight.
• the butene / content in the (W) component was / weight (the melt inodes of the resulting polymer composition was /0.0 mi // min, the melt viscosity /, 0X It was $ poise.
• Table 1 / Table 1 shows the tensile test results for the punched test pieces and the Elmendorf tear test results for the test pieces punched out from the thigh-thickness breath sheet.
• Example 1 was repeated in the same manner as in Example 1 except that the ratio of component (a), the type of comonomer, and the content were changed as shown in Table 1 /.
• Example ⁇ 2 KC 3 ⁇ 4
• Example j ⁇ ⁇ 2.7 S Butene — / 32 0 0.7 S S 0
• Example 3 S / .0 2.7 Octene / 8
• S One comparative example / V- 3? / / / Bur 3 0 ⁇ ⁇ ⁇ .0 2.7 X / 0 5 ratio ⁇ example ⁇ 2 3 6 7 2 7 6 2 ⁇ ⁇ S .0
• a film having excellent tear strength can be obtained from the j-methyl pentene / polymer composition according to the method of the present invention, and the film can be easily stretched because of good elongation. Is obtained. Furthermore, a molded article having excellent rigidity and impact resistance can be obtained. In addition to these properties, it has excellent heat resistance, electrical properties, chemical resistance, solvent resistance, moisture absorption resistance, and transparency. It can be suitably used as a substrate material of a printed circuit board, a magnetic recording base film, or the like.

Landscapes

• Chemical & Material Sciences (AREA)
• Health & Medical Sciences (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Medicinal Chemistry (AREA)
• Polymers & Plastics (AREA)
• Organic Chemistry (AREA)
• Inorganic Chemistry (AREA)
• Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
• Compositions Of Macromolecular Compounds (AREA)
• Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Priority Applications (1)

Applications Claiming Priority (2)

Publications (1)

Family

ID=14985829

Family Applications (1)

Country Status (5)

Families Citing this family (6)

Citations (3)

Family Cites Families (7)

• 1984
  • 1984-06-22 JP JP59128482A patent/JPS617349A/ja active Granted
• 1985
  • 1985-06-18 US US06/835,112 patent/US4645797A/en not_active Expired - Lifetime
  • 1985-06-18 EP EP85903049A patent/EP0185771B1/en not_active Expired
  • 1985-06-18 WO PCT/JP1985/000344 patent/WO1986000316A1/ja not_active Ceased
  • 1985-06-18 DE DE8585903049T patent/DE3572498D1/de not_active Expired

Patent Citations (3)

Non-Patent Citations (1)

Also Published As

Similar Documents

Legal Events