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Reclosability & Flex-Packs

(Magazine)

January 31, 2002, ... and Pactiv has shown that an LDPE blend with 40% addition of COCs (cyclic olefin copolymer) improves closures' top retention by 30%. The COC addition also helps prevent track curvature significantly.  ...

Polymers / Laminations / Adhesives / Coatings / Extrusions

(Magazine)

October 31, 2001, ... separated into small groups to solve a practical problem from the presenter. Another innovation at the meeting was a session on “Styrenic Materials” that included papers on “Styrene Butadiene Copolymer ...

High Initial Strength with Long Open Time Reactive Hot Melt Adhesive

(Magazine)

August 31, 2001, ... different glass transition temperatures of functional acrylic copolymers. The test results indicated that RHMs containing the reactive type acrylate have better solvent and hydrolysis resistance. The data ...

Materials

(Magazine)

June 30, 2001, ... Bags Polymer Valley Chemicals, Akron, OH; 330/945-6499 Carbon black is available in preweighed copolymer bags in weights to 60 lb. Low melt bags are offered in melting points of 85 or 98 deg C. Bags ...

Polymers/Laminations/Adhesives/Coatings/Extrusions

(Magazine)

June 30, 2001, ... block copolymer. Styrenic block copolymers (SBC) are thermoplastic, elastomeric, materials that typically have a polystyrene endblock on both ends of a rubber midblock. The endblocks phase separate ...

Division Conference Offers Varied Program

(Magazine)

May 31, 2001, ... cover ethyl methyl acrylate copolymers, ethyl butyl acrylate copolymers, high pressure low density polyethylene, gas phase linear low density polyethylene, and single site metallocene plastomers. The session ...

Hot Melt Committee Holds Annual Symposium

(Magazine)

March 31, 2001, ... talk on “Cross-linking Of Acid Functional Styrenic Block Copolymer With Aluminum Acetalacetonate.” Nestor Hansen of Goodyear Chemical will cover “The Use Of Statistically Designed Experiments To Optimize ...

Extrusion Coating Technology For The Imaging Industry

(Magazine)

March 31, 2001, ... materials such as polypropylene, polyester, and many copolymers of polyethylene. In the early 1970s, a resin coated base paper became available for photographic paper. Equipment modifications also became ...

Barrier Properties of EVOH at Low Temperatures and Various Humidity

(Magazine)

March 31, 2001, ... Application: Estimation of oxygen transmission rate at any temperature and humidity is possible using humidity, temperature, and ethylene content. Ethylene vinyl alcohol copolymer (EVOH) is an excellent ...

A Primer on How to Put Substrates Together

(Unprinted Rolls)

February 28, 2001, ... also can use copolymers or possibly even mixtures. Therefore, more options are available. For a converter that is purchasing new equipment and can design a line to use either extrusion or film laminating, ...

Converting Industry News

(Magazine)

January 31, 2001, ... the food contact layer. The proprietary film is said to offer a wider operating window for high-speed sealing, improved hot tack, and consistent peelable seals. The film, based on DuPont Elvax EVA copolymer ...

Materials

(Magazine)

January 31, 2001, ... Lake, IL; 815/459-8500; spartancompany.com Hot melt #916B is a synthetic copolymer in granular form for the assembly and fabrication of dissimilar substrates, including vinyls, polyesters, cellulosics, ...

The Effects o Comonomer Type on the Blown Film Performance of LLDPE Resins Made Using a Metallocene Single-Site Catalyst

(Magazine)

January 31, 2001, ... copolymerization with an a-olefin comonomer such as 1-butene, 1-hexene, or 1-octene. This gives an ethylene/a-olefin copolymer with many short chain brances on the polymer backbone. Incorporation of 1-butene, ...

Film Extrusion Committee News

(Magazine)

November 30, 2000, ... Co. Their paper The Case Against Oxidation as the Primary Factor for Bonding Acid Copolymers to Foil appears as an expanded summary in this issue of "the PLACE." In a related development, the Hot Melt ...

Materials

(Magazine)

November 30, 2000, ... Coatings & Inks, Ambler, PA; 800/445-2207 Organo-modified polysiloxane copolymer defoamers are designed to meet the specific needs of water-borne printing inks and overprint varnishes. Defoamers are said ...

Materials

(Magazine)

September 30, 2000, ...  Polymers Add Benefits to Stretch Wrap Film Kraton Polymers, Houston, TX; 800/457-877; kraton.com Styrenic block copolymers for stretch-wrapping films are said to help prevent finger marks caused by ...

Reporter Clips

(Magazine)

September 30, 2000, ... GERMANY—The Kraton Polymers Business, a manufacturer and supplier of styrenic block copolymers (SBCs), has become the official owner of SBS production facilities in Wesseling. According to Kraton, the ...

Converting Industry News

(Magazine)

August 31, 2000, ... USA for "Novel EVOH Copolymer Resins for Beer and Juice Packaging"; Mauricio Vidales of Sun Chemical Mexico for "Doing Business in Mexico-Opportunities and Challenges." Summaries of several of the papers ...

Decorative Films Served by Multilayer Structure

(Magazine)

May 31, 2000, ... of the advantages of ALUphane is that, unlike other tinted decorative wraps made from PP, the color in ALUphane film does not contaminate the food due to the use of K-Resin styrene-butadiene copolymer ...

Gauging system lights the way

(Magazine)

August 31, 1996, ... Typical encapsulating materials include polyester and Aclar, a flexible thermoplastic copolymer made and sold by Allied Signal. After encapsulation, the lamp is trimmed and electrical terminations (supplied ...