526 results about "Soluble Film" patented technology

The present invention relates to a water-soluble film, which is a polyvinyl alcohol film comprising a polyvinyl alcohol resin (A), wherein the water-soluble film has a time for dissolution in water at 20° C. of not more than 60 seconds in terms of a film thickness of 76 μm, a b-value of the film is not more than 0.5, and a b-value of the film after leaving at 80° C. for 72 hr is not more than 1.0, preferably a water-soluble film comprising: a polyvinyl alcohol resin (A); at least two kinds of plasticizers (B); and a sulfite salt (C), wherein the content of the plasticizer (B) based on 100 parts by weight of the polyvinyl alcohol resin (A) is 5 to 50 parts by weight and the content ratio of the sulfite salt (C) to the plasticizer (B) (C/B: weight ratio) is more than 0.02 and not more than 0.35. According to the invention, there is provided a water-soluble film comprising a PVA resin as a main component, wherein the film is less likely to cause coloration at the time of film formation and coloration with time even upon contact with a chemical.

A film having disposed thereon a substance for delivery to a predetermined substrate. The substance is encapsulated in a water soluble encapsulant. The film disintegrates when place on the surface of certain substrates where it releases the substance to the local environment. The films can carry medicaments, flavors, seasonings, scents and the like.

The present invention relates to a continuous, horizontal process for making water-reactive pouches, involving the steps of:

The products introduced in the pouch are preferably cleaning compositions or fabric care compositions, in particular laundry or dish washing compositions.

The invention provides a nail polish with low stimulation, which belongs to the cosmetic technical field. The nail polish solves the problems of strong stimulation and easy shedding meeting water of the current nail polishes. The nail polish comprises the following components by weight part: 30-85 parts of alcohols solvent, 10-40 parts of alcohol soluble film forming agent, 1-10 parts of plasticizer, 1-10 parts of thickening agent, 1-10 parts of suspending agent, 0-5 parts of pigment, 0-5 parts of essence and 0-30 parts of solvents besides alcohol. The invention has the advantages that 1, the smell is light, only slight alcohol smell is provided, various essences are added to obtain the fragrance which is analogous with the perfume; 2, the stimulation on nail and skin of the human body is small; 3, dissolvability corrosion can not be caused when the nail polish is contacted with chemical fiber clothes and plastics; 4, the water resistance is excellent, the adhesion of the nail polish of the invention is equivalent with the ester solvent type nail polishes; 6, returning-viscosity is not generated after the nail polish is dried; and 7, the surface brightness of the nail polish of the invention is equivalent with the ester solvent type nail polishes.

A system, a kit and methods for delivering an effective amount of a labile active to the skin, comprising a composition comprising an effective amount of a labile active agent incorporated into a water-soluble polymeric film and an additive composition capable of dissolving the water-soluble polymeric film.

A water-soluble film made from a resin composition comprising (A) 100 parts by weight of an anionic group-modified polyvinyl alcohol having a viscosity of 10 to 35 mPa·s measured at 20° C. with respect to a 4% by weight aqueous solution thereof, an average degree of hydrolysis of 80.0 to 99.9% by mole and a rate of anionic group modification of 1 to 10% by mole, (B) 20 to 50 parts by weight of a plasticizer, (C) 2 to 30 parts by weight of a filler, and (D) 0.01 to 2.5 parts by weight of a surfactant. The water-soluble film has an excellent water solubility, and is not gelled or insolubilized even if chemicals containing a boric acid substance, particularly sodium perborate, are packaged therein or even if it is put in an aqueous solution of a boric acid substance, particularly sodium perborate.

Dissolvable films are described for the administration of an active ingredient. The film comprises degraded pectin and at least one other filming forming ingredient. The film can carry actives such as medicaments, flavors, seasonings, scents and the like.

Dissolvable films for the administration of an active ingredient having a water solubility of less than about 1 g/4 mL at room temperature.

The invention discloses a slow release fertilizer applicable to water-fertilizer integration. The slow release fertilizer is a nano capsule slow release fertilizer prepared from nutritional ingredients as core materials and a slow soluble film-forming polymer as a capsule wall material. The slow release fertilizer can be evenly dispersed into the water to form a colloidal solution and achieves the slow release and controlled release targets. The invention further provides a preparation method of the slow release fertilizer. The method comprises the following steps: dissolving the slow soluble film-forming polymer into an organic solvent which is not mixed and dissolved with the water; dispersing a core material water solution into the organic solvent to form a water-in-oil W/O emulsion; and adding the W/O emulsion to the water solution containing protective colloid to disperse, so as to form a W/O/W emulsion, and then evaporating a solvent, so as to form the nano capsule. The slow release fertilizer can be evenly dispersed into water to form the colloidal solution, and can be irrigated together with water; and the capsule wall material is a slow soluble film-forming polymer, and can be slowly dissolved into soil to achieve the controlled release target, secondary pollution to the soil is not generated, and the slow release fertilizer has market function value.

A multicompartment water-soluble unit dose article comprising a water-soluble film and a liquid laundry detergent composition, wherein at least one compartment of the unit dose article comprises the liquid laundry detergent composition and wherein the unit dose has a height, a width and a length, wherein;

• • the maximum length is between about 2 and about 5 cm;
  • the maximum width is between about 2 and about 5 cm; and
  • the maximum height is between about 3 and about 5 cm;
  • and wherein the volume of the liquid laundry detergent composition within the water-soluble unit dose is between about 10 and about 20 ml.

Methods of using such unit dose articles.

The present invention relates to a detergent system comprising a plurality of pre-formed subunits wherein at least one of the subunits is a liquid, paste or gel-filled water-soluble capsule or pouch and wherein the subunits are packaged together in a water-soluble film wrap. The present invention also relates to a method of manufacture and a method of cleaning using said detergent system.

A water-soluble resin composition is provided which comprises (i) 100 parts by weight of a polyvinyl alcohol polymer having a 1,2-glycol linkage content of at least 1.8 mole percent and a degree of hydrolysis of at least 90 mole percent, (ii) 1 to 50 parts by weight of a plasticizer and (iii) 5 to 50 parts by weight of a monosaccharide and/or a polysaccharide, optionally together with (iv) 1 to 20 parts by weight of an inorganic filler. Also provided is a water-soluble resin composition which comprise (i') 100 parts by weight of a polyvinyl alcohol polymer having a 1,2-glycol linkage content of at least 1.8 mole percent and a degree of hydrolysis of 92 to 99 mole percent, (ii') 1 to 50 parts by weight of a plasticizer and (iv') 1 to 20 parts by weight of an inorganic filler, optionally together with (iii') 5 to 50 parts by weight of a monosaccharide and/or polysaccharide. Further provided are water-soluble films produced by using those water-soluble resin compositions.

The invention relates to the technical field of hyaluronic acid, in particular to a hyaluronic acid skin care film. The hyaluronic acid skin care film is prepared from 12%-36% of hyaluronic acid or hyaluronate, 12%-30% of acetylated hyaluronic acid or acetylated hyaluronate, 12%-36% of hydrolyzed hyaluronic acid or hydrolyzed hyaluronate, 1%-30% of a moisturizer, 0-20% of an emollient, 0-20% of other active ingredients and 5%-15% of water. The hyaluronic acid and derivatives thereof are taken as main components of an instant soluble film, the mechanical property of the film is remarkably improved, the flexibility is enhanced, functions of a film forming agent, a thickening agent and a skin nutrition moisturizer and the like are integrated, and besides, the hyaluronic acid has an absorption promoting effect and a synergistic effect on the other added active ingredients; the product is small in size and convenient to carry and adopts a novel form.

The invention relates to a gastric-juice-soluble film-coating premix and the preparation method. The components include film-forming material (principal film-forming material and non-principal film-forming material), plasticizer, antisticking agent, surfactant and unorganic colorant. The preparation method of the gastric-juice-soluble film-coat premix is that: principle film-forming material is put into a super-mixer whose temperature is between 20 to 80 DEG C to mix at a low speed for 5minutes,and then after the plasticizer and the surfactant being added, to mix at a high speed for 20 minutes to get dispersive medium; then the dispersive medium, the lubricant and the unorganic colorant are added into the super-mixer to be dispersed at a high speed for 30 minutes; then the non-principal film-forming material and the plasticizer are added to mix at a low speed for 5 minutes; the finished product can be got after being screened. The gastric-juice-soluble film-coat premix which adopts complete hydrosolvent system is of moderate viscosity, so that good suspending state can be maintained; relatively low permeability can ensure the stability of the preparation; with improved production efficiency, improved moistureproof effect of the traditional Chinese medicine, more delicate coat and brighter color, the invention can better meet the requirements of the solid medicine for the film-coating.

A water-soluble film that is resistant to contact with small amounts of water and methods of making the same from water-soluble film-forming compositions, such as polyvinyl alcohols having a salt applied to a surface of the film and a method of making articles made therefrom.

The present invention relates to a method for controlling the plasticization of a water soluble film comprising preparing a detergent composition comprising anionic surfactant and solvent system comprising at least one primary solvent having Hansen solubility (δ) of less than 30 and encapsulating said composition in a water soluble film to form a pouch unitized dose product.

Disclosed herein are water-soluble films including a polyvinyl alcohol (PVOH) resin blend and optionally one or more additional components such as plasticizers, fillers, surfactants, and other additives. The PVOH resin blend includes a PVOH copolymer including one or more types of anionic monomer units such as a PVOH terpolymer and a PVOH polymer such as another PVOH anionic copolymer or a partially or completely hydrolyzed PVOH homopolymer. When the PVOH copolymer and PVOH polymer are blended in particular proportions and/or selected with regard to various criteria related to physical and chemical film properties, the resulting water-soluble film formed from the PVOH resin blend exhibits substantially improved aqueous dissolution properties, tensile strength properties, and/or tensile modulus properties.