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WO/1995/031737A1 |
The invention is directed to improving an optical property of a glare-proof film used for surfaces of various displays in word processors, computers, televisions, dashboards for automobiles, and the like, and making screen surfaces easie...
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WO/1995/030523A2 |
This invention relates to water dispersible polymeric films, to processes for the film preparation and materials for use in forming the water dispersible polymeric films.
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WO/1995/028438A1 |
A copolyester film which has a degree of plane orientation of from 0.04 to 0.15 and wherein the copolyester has a reduced viscosity of from 0.8 to 1.6 dl/g and comprises a dicarboxylic acid component based on terephthalic acid and a diol...
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WO/1995/025984A1 |
A biopolymer film and other materials that exhibit nonlinear optical (NLO) properties and a method for making this film. Alignment of biopolymer molecules, which is required for NLO phenomena, is achieved by application of an electric fi...
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WO/1995/021057A1 |
A polymeric sheet (11) comprising a first layer of polymeric material having first (12) and second (13) parrallel surfaces, a plurality of multilayer interference thin film flakes (16) disposed in the first layer of polymeric material, s...
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WO/1995/014566A1 |
This invention relates to a slip-resistant, flexible polyolefin thin film (132) having first (134) and second opposed (136), generally planar surfaces, the film comprised of vulcanized comminuted rubber particles of between 20 to 30 mesh...
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WO/1995/013188A1 |
A readily bondable polyester film excellent in antistatic performance, slipperiness, bondability, blocking resistance, water solubility, solvent resistance, chipping resistance, and so forth, and suitable as magnetic recording material, ...
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WO/1995/005936A1 |
A method for the formation of a tube from thermoplastic packaging film on a tube-forming apparatus is disclosed. The method comprises feeding the thermoplastic film to tube-forming apparatus and heat sealing the thermoplastic film into t...
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WO/1995/004102A1 |
A perforated collagen film is utilised for wrapping meat and poultry food products. The film comprises a series of perforations for allowing the escape of trapped air or steam from within the wrapped product, the pattern and the spacing ...
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WO/1995/002630A1 |
The disclosure concerns certain classes of non-polar hydrocarbon polymers, their production and use. The polymers of the invention are well suited for use in producing films having unique combinations of properties, especially low water ...
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WO/1995/001390A1 |
The invention concerns sheeting made from ethylene and propylene polymers optionally also containing processing aids, fillers, pigments or other additives. The sheeting is characterized in that it contains (a) a propylene homopolymer wit...
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WO/1995/001250A1 |
A process for extruding a thermoplastic composition at higher drawdown rates with less neck-in and greater resistance to draw resonance as well as processes for extrusion coating a substrate and for making an extrusion-cast film are disc...
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WO/1995/000333A1 |
Copolymers of ethylene and alpha olefins that have been formed by a polymerization reaction in the presence of a single site catalyst, such as a metallocene, are used as a film or as a layer in multiple layer films, including molecularly...
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WO/1994/029384A1 |
A copolymer blend comprising vinylidene chloride-vinyl chloride copolymer, vinylidene chloride-methyl acrylate copolymer or a mixture thereof, from 2 to 20% by weight of CO-modified ethylene vinyl acetate copolymer or CO-modified ethylen...
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WO/1994/024196A1 |
The present invention is directed toward a water vapor responsive self sealing thin film which is formed from a blend of at least about 75 weight percent of a water dispersible polymer; from about 0.5 to about 5 weight percent of a xerog...
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WO/1994/018263A1 |
Disclosed are (1) a thermoplastic elastomeric film comprised of an elastomeric arene-diene block copolymer and particular ethylene/alpha-olefin copolymers having low ethylene crystallinity and (2) the process of preparing films thereof. ...
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WO/1994/015773A1 |
Articles (other than fiber) made from polybenzazole dopes are quickly washed to remove polyphosphoric acid by a combination of initially washing with an acidic liquid and second washing with a hot leaching fluid at least 60 �C. The pro...
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WO/1994/016001A1 |
Films made from polybenzazole dopes can quickly be leached to remove polyphosphoric acid and other residual solvents by passing a leaching fluid such as steam through pores in the wet, never-dried film. The process can reach acceptable r...
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WO/1994/015997A1 |
Films prepared from aqueous dispersions of block copolymers, optional diluents and surfactants corresponding to the formula: A-B-Xm-(B-A)n wherein each A is a polymer block of a monovinylidene aromatic monomer and, optionally, a conjugat...
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WO/1994/014602A1 |
A thin polypropylene sheet (10) is extruded flat, with a thickness in the range of .008 to .050 inches with a Rockwell hardness in excess of 72 and a flexural modulus in excess of 55,000 psi. The resultant surface may be utilized for cut...
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WO/1994/013483A1 |
The present invention provides an improved substrate film for magnetic tapes. The base film is a biaxially oriented PENBB film, i.e. a biaxially oriented copolyester film containing the structural unit (I) (bibenzoate, BB). Such particle...
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WO/1994/013484A1 |
The instant invention concerns a biaxially oriented PENBB film comprising at least one layer which essentially consists of PENBB and inert particles, which film has at least one surface with protrusions formed by the existence of the ine...
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WO/1994/013486A1 |
Disclosed herein is a copolyester composition comprising PENBB and 0.001 to 5 % by weight of fine particles having an average diameter of 0.01 to 3.0 mum. Further disclosed are films made from this copolyester composition. PENBB as discl...
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WO/1994/013481A1 |
The invention concerns a primer coated, biaxially oriented self-supporting mono- or multilayer copolyester film, wherein the copolyester is PENBB and wherein the primer coating contains a vinyl acetate copolymer. PENBB is a copolyester c...
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WO/1994/013485A1 |
Disclosed herein is a biaxially oriented copolyester film containing inert particles, wherein the copolyester is PENBB and wherein the inert particles are either generated in situ, added to the monomers before or during polycondensation ...
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WO/1994/013480A1 |
The invention deals with a coated biaxially oriented mono-or multilayered copolyester film, wherein at least one layer is composed of PENBB and wherein the coating contains a thermoplastic polymer.
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WO/1994/013482A1 |
The present invention comprises a two-layer biaxially oriented copolyester film useful for capacitor dielectrics. Such films have good winding characteristics, slipperiness, good mechanical properties, and excellent thermal stability. Th...
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WO/1994/013464A1 |
The present invention comprises a biaxially oriented copolyester film useful for capacitor dielectrics or thermal transfer printing ribbons. Such films have good winding characteristics, slipperiness, good mechanical properties (stiffnes...
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WO/1994/011420A1 |
In order to obtain a film having a practical strength and a high tearableness using a general-purpose thermoplastic resin, not less than two kinds of thermoplastic resins having different repeating units, such as a styrene polymer and an...
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WO/1994/008787A1 |
A protective film is placed on acrylic sheet. The film has a polyethylene side and an adherent EVA side; it will survive stressful lamination procedures as well as thermoforming, and can be easily removed from a finished article after th...
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WO/1994/004112A1 |
An elastic, three-dimensional, fluid pervious, polymeric web (80) is provided for use as a topsheet on an absorbent article. The web has a plurality of beam-like elements (81) connected to one another forming apertures (82) in the web. A...
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WO/1994/000787A1 |
A self-supporting adhesive sheeting material useful in making blanks for laminated windows comprises a continuous web (10) which has a uniform thickness profile (A, B) across at least 20 % of its area extending from each edge of the web ...
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WO/1993/023460A1 |
A process for coagulating a polybenzazole film which includes contacting a lyotropic polybenzazole dope film that is constrained in at least two directions with a coagulant under conditions such that the polybenzazole polymer separates a...
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WO/1993/020953A1 |
A process for producing thin film of a first addition polymer on a substrate comprising bombarding a target, consisting essentially of a second addition polymer, with radiation from a pulsed laser in a vacuum or gas atmosphere to form a ...
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WO/1993/019714A1 |
A polymeric multilayer film (120) having a high percentage of fillers (126) to increase the opacity of the film is disclosed. The fillers are concentrated in a separate filler-containing layer (124) having about 20 to about 60 weight per...
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WO/1993/017069A1 |
An isotropic, biaxially stretched polyimide film prepared by casting a solution of a polyamic acid precursor in an organic solvent containing a cyclization catalyst and dehydrating agent onto the surface of a support, imidizing the polya...
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WO/1993/014928A1 |
A cross laminate of two films, each of which is uniaxially or unbalanced biaxially oriented, the films being arranged so that the major axes of orientation criss-cross each other (steps 1 to 3), is treated in a calendering process in whi...
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WO/1993/012924A1 |
A film combination comprising a) an oriented polymeric substrate which either i) comprises an intimate blend of polypropylene with maleic acid anhydride modified polypropylen or ii) is otherwise susceptible of transmitting oxygen and wat...
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WO/1993/006796A2 |
A stress-softened thermoplastic elastomeric (TPE) film (100) which has been subjected to tensional deformation comprising at least uniaxial strain, and having improved textural and thermal transmissivity characteristics, as compared to a...
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WO/1993/006191A1 |
The present invention provides methods of preparing thermotropic and lyotropic liquid crystalline polymer film-based and tubular components having a controlled CTE and components produced by such methods.
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WO/1993/006159A1 |
Films featuring improved barrier properties formed essentially from a polychlorotetrafluoroethylene having a number average molecular weight of about 1,000,000, or alternately a ZST of 200, preferably 150 and less. The films are useful i...
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WO/1993/002860A1 |
A method for covering and sealing an article. The method includes: (i) providing a sized portion of a waterproof, adhesive, self-sealing, and heat-resistant polyolefinic stretch film having an upper and a lower surface, and a softening t...
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WO/1993/001047A1 |
A deep embossed thermoplastic film (20, 30) is disclosed. The film includes a plurality of macro cells (21, 46). The macro cells are interconnected by lands (22) extending between adjacent macro cells. The film also includes at least one...
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WO/1992/020740A1 |
In order to produce a polymer mixture essentially consisting of starch and a polyolefine, up to 70 wt %. of thermoplastically processable starch is mixed with 10 to 40 wt %. polyolefine and 10 to 35 wt %. ethylene acrylate maleic anhydri...
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WO/1992/016369A1 |
A solvent-free transfer process for providing a uniformly colored interlayer sheeting having a roughened or embossed surface wherein a composite coating consisting of a layer containing finely divided solid crystalline pigment particles ...
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WO/1992/014776A1 |
The present invention provides fibers and films of articulated liquid crystalline polymers which have improved compressive properties, as well as articulated liquid crystalline polymers having less than about 5 mole % articulated monomer...
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WO/1992/010527A1 |
Films containing polybenzazole polymer dissolved in a solvent can be mechanically stretched to provide biaxial orientation. The resulting dope film can be coagulated. The polymer film has improved properties in the direction in which str...
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WO/1992/005030A1 |
The present invention provides surfacing films (21) for the production of articles (20) having uniform, high quality decorative features. The surfacing films have a thermoformable carrier layer (22) that provides enhanced protection of t...
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WO/1991/016187A1 |
Apparatus for casting cellulose acetate film from a hot solution is described. The apparatus includes a casting wheel (12), means (13, 14) for passing heated liquid through the wheel to heat the wheel, means (15) for extruding a band of ...
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WO/1991/015358A1 |
The invention relates to a process for manufacturing a multi-layer, preferable twin-layer composite of a polystyrene foam film and a coextruded unfoamed film, especially for further processing into labels or mouldings making use of the s...
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