TW457192B - Method for producing log skin for building material and product thereof - Google Patents

Abstract

The present invention relates to a method for producing a log skin for building material and a product thereof. The method comprises: a preparation step, a coating step, a lamination step, and a plastic layer adhesion step; and mainly comprises: uniformly coating a layer of resin on the wood skin layer; laminating a protective layer on the resin layer; uniformly coating an adhesive layer on the protective layer; after drying of the adhesive layer, forming a log skin product after the adhesivity of the adhesive layer is disappeared due to the contacting of the adhesive layer with air. Since the log skin product is coated with an adhesive layer, the adhesivity of the adhesive layer can be restored by coating a toluene or xylene solution on the adhesive layer while performing a decoration operation, thereby achieving a simple production process and a low production cost.

Description

457192

V. Description of the invention (l) The present invention relates to a log for building materials, and more particularly to a method for manufacturing a log for building materials and a product thereof which can provide a simple process and save manufacturing costs. Reverse pressing 'Log veneer bonding structure for general carpentry decoration is mainly to cut or roll the raw tree material into a very thin wood veneer by mechanical processing, and then evenly coat an appropriate amount of resin on the wood veneer. A fiber paper layer is attached, and finally, a hot sol layer is evenly coated on the fiber paper layer. After the hot sol layer is firmly adhered to the fiber paper layer, a conventional raw veneer product can be made; ^ '习 知The original veneer A is used for woodworking I decoration operations, such as the use of a special iron to dissolve the hot sol layer on the original veneer and have adhesiveness, only for placement operations, but for corners or dead ends The bucket achieves the purpose of installation. Therefore, the construction of the original veneer product is relatively easy. Another method is to firstly coat the 11th and then the 12th PE waterproof log trees evenly coated with a non-woven uniformly distributed back of the layer. A self-adhesive tear The paper must be affixed again, and the material is cut into a very suitable amount of sublayers 1 3 on the wood-based adhesive paper layer 1 4 on the basis of PE and PE prevention; however, the back of the water layer of the waterproof layer is also Relatively speaking, people have leather products, and their thin wood Paper glue 12 grams uniform coating layer 11 Bu Yake after, so that the logs Paper products back ΡΕ 14 14 Board single layer adhesive tape adhesive tape layer. Feeling that the aforementioned habit is shown in the first figure, the main woody skin layer is attached with a non-woven fabric layer 13 layer 11, and then the adhesive layer 12, when the adhesive layer 1 is applied to the waterproof layer before drying, in production, Not only is the manufacturing cost more expensive, but it is also more expensive to affix a paper layer with 14% of acrylic glue, which is more expensive. It is based on the production and use of the original veneer.

The 5 'invention description (2) is still not perfect enough, so that the above-mentioned defects exist. Therefore, based on his many years of working experience in related work, he devoted himself to researching and conceiving and finally developed the invention. Therefore, the main object of the present invention is to provide a method for manufacturing a raw veneer, so as to achieve the advantages of simple manufacturing process and saving manufacturing cost. Another object of the present invention is to provide a raw veneer product, which can reduce the cost of woodworking decoration. According to the above purpose, the main feature of the present invention is that a protective adhesive layer is uniformly coated on the protective layer which is in contact with the wood skin layer. The polymeric adhesive layer contains at least vinyl acetate, ethylene, acrylic copolymer and other components. After the polymer glue layer is dry-adhered to the protective layer, the original veneer product can be made; and the polymer glue layer is coated on the protective layer of the original wood veneer product. The polymer glue layer must be coated with toluene or dibenzobenzene solution to dissolve the polymer glue layer due to the chemical reaction and restore the original adhesive force, thereby achieving the effect of simple process and saving manufacturing cost. The reason is that the method for manufacturing raw veneer for building materials of the present invention and the product thereof, the manufacturing method mainly includes a preparation step, a coating step, a lamination step, and an adhesive layer adhesion step in order; first, in the preparation step In the preparation, ^ the wood skin layer that has been cut flat or rolled; then, in the coating step, the wood skin layer is evenly coated with a resin layer; further, the bonding step is based on the wood skin layer coated with the resin layer A protective layer is affixed thereon; then, in the adhesive layer adhesion step, the protective layer is uniformly coated with about 65 to 75% of vinyl acetate, about 15 to 25% of ethylene, and about 10 to about acrylic copolymer. 15% mixed with other ingredients

457192 V. Description of the invention (3) Polymer glue layer, veneer product, there is a veneer in the resin layer containing acetic acid acetate to make it react in woodworking or xylene, and the adhesive force can reach the simple process. As follows: After waiting for polymerization, go through the upper layer, the first polyene and B decoration paste, that is, dry and not to solve the problem in the wood and the joint. The purpose of making the cohesive work and decoration of the province is to make the wood made of this dry and solid glue and synchronize the acrylic with only the cost of the polymerization of the glue layer. The upper protective layer polymer must be applied on the polymer and the stupid layer to dissolve and stabilize the effect, and the protective layer is best implemented, and the leather product, the wax layer of the ^, is additionally coated with a polymeric polymer glue layer The function of “coating or dimetholastic hair solution” to make it reset, 〇 and the structural characteristics examples and the drawing to make the original system includes a lamination and at least an adhesive layer; the application of toluene biochemical recovery can be explained in more detail. First, please refer to the second figure and the third figure at the same time, which is a schematic flow chart of the manufacturing method of the embodiment of the present invention and a three-dimensional exploded view thereof. , Coating step 3, bonding step 4 and adhesive layer bonding step 5; the following is a detailed description of the manufacturing method of each step: 'First prepare step 2, which is prepared by a flat cut or roll cut Skin layer 71; Next, the coating step 3 'is applied to the woody skin layer of the previous step to uniformly apply 90% of Melamine urea resin (Melamine) and 10% of gasification money (A mm ◦ niumch 1 〇ride ) The resin layer 7 2 of the composition; and then, in the bonding step 4, the wood skin layer coated with the resin layer 7 2

Page 6 V. Description of the invention ¢ 4) A protective layer 73 is affixed to 71; wherein the protective layer 73 may be chemical fiber paper, or synthetic paper, or kraft paper, or non-woven fabric, or rice paper: and finally on the adhesive layer In the adhesion step 5, the protective layer 73 is uniformly coated with about 65 to 75% of Vinyl Acetate, Ethylene, and 15%, 25%, and acrylic copolymer (A cry 1). icc ο ρ ο 1 ymeremu 1 si 〇n) Approx. 1 0 ~ 15% and other adhesive polymer adhesive layer 7 4, and wait for the polymer adhesive layer 74 to dry in the air and adhere to the protective layer 73 At the same time, the 'dry solid polymer glue layer 74' loses adhesion due to contact with air, so as to make a raw veneer product. In addition, the polymer adhesive layer 74 of the present invention may further be added with dimethyl glycol (Methy lone pheny lone Diisocy ornate, propylene glycol), and the mixing ratio of the components of the polymer adhesive layer 74 is About 55 to 65% of vinyl acetate, about 15 to 25% of ethylene, about 10 to 15% of acrylic copolymer, and about 5 to 10% of diphenylmethane diisocyanate propylene glycol and other ingredients. In addition, the raw wood veneer product 7 made through the implementation of the above steps includes a wood veneer 71, a resin 7 2 layer coated on the wood veneer 71, and a resin layer 72 attached to the wood veneer 71. The protective layer 7 3 on top and another protective rubber layer 7 4 containing vinyl acetate, ethylene, acrylic copolymer, etc. are mixed on the protective layer 7 3; so that the original veneer product 7 of the present invention is applied. During the setting operation, only need to apply xylene or xylene solution on the polymer adhesive layer 74 to restore the original adhesive force of the polymer adhesive layer 74, and it has the function of stable installation during woodworking decoration to achieve construction Convenient and cost effective.

457192 V. Description of the invention (5) Comparing the present invention with the conventional knowledge from the above description, Dang Ding learns that the present invention has the following improvements: 1. Simple process: Because of the adhesive layer of the present invention In the adhesion step, the protective layer is coated with only an adhesive polymer adhesive layer, so that when the original veneer product made by the present invention is placed, it is only necessary to apply toluene or xylene on the polymer adhesive layer. Stupid solution 'can make the original dry and non-sticky polymer adhesive layer react with toluene or xylylene to restore the original adhesive force. Therefore, it is not necessary to paste it as it is used in manufacturing The self-adhesive paper layer of the all-in-one PE waterproof layer is, therefore, the invention has the effect of simple seed production. 0 2 · Can save manufacturing costs. · As mentioned above, the invention does not need to be laminated with pE waterproofing during the manufacturing process. The self-adhesive paper layer of the layer can naturally save the use of the higher-priced self-adhesive paper layer. Therefore, the present invention does have the effect of saving manufacturing costs. 3 · Convenient construction: As the original veneer product of the present invention is coated with polymer ^ ^ ΐ on the protective layer, the original veneer product made by the present invention can be applied / attached only by applying on the polymer glue layer. Toluene or xylene solution, the glue layer restores the original adhesive force, instead of the original veneer produced from the glue layer A, it is necessary to first use the electric bucket to make the hot melt I Ϊ 鲂 feather side have adhesion. Therefore, the present invention The original veneer products are more convenient to produce than the known ones.

Page 9 457192 Brief description of the diagram The first diagram is a three-dimensional exploded schematic diagram of a conventional raw veneer product. The second diagram is a schematic diagram of the manufacturing method of a preferred embodiment of the present invention. The third figure shows a three-dimensional exploded view of a raw veneer product according to a preferred embodiment of the present invention. Reference numbers in the drawings: 2 Preparation steps 3 Coating steps 4 Bonding steps 5 Adhesive layer adhesion steps 7 Raw veneer products 71 Lignin layers 72 Resin layers 73 Protective layers 74 Polymerization and adhesive layers

Page 10

Claims (1)

6. The method of manufacturing the original veneer for building materials used in the scope of patent application, according to the steps, it is prepared with a flat cut fat layer; the steps are coated with a resin layer; and the adhesion step is based on the protection Layer of ethylene, ethylene and acrylic copolymer composite layer, in which, the polymer glue layer -75¾, about 15 to 25% of ethylene and ingredients, and the polymer glue layer is to dry stick veneer products. For the building materials described in item 1 of the patent scope, the resin in this coating step can be made by mixing with 10% of ammonium vaporized gas [For the building materials described in item 1 of the patent scope, the protective layer in the bonding step It is made of paper, or kraft paper, or non-woven fabric. It is used for building materials as described in item 1. The adhesive layer is polymerized with diisocyanate propylene glycol in the adhesion step, and the polymer is about 5 5-65% of vinyl acetate. Approximately 10 to 15% and the diphenylmethane diisoorder contains: or a rolled wood veneer preparation layer; a coating step, which is based on the wood veneer layer of the previous step, and is evenly coated with a tree sticker Combined with a protective adhesive layer containing about 65.10% to 15% of acetic acid-based polyethylene. Originally based on the application law, of which the resin is based on the application law, which is paper, or based on the application law, where Phenylmethane mixed proportional force copolymer is coated with at least equal components on the wooden skin layer. The mixing ratio is acrylic acetate copolymer on the protective layer. The original veneer manufacturer is 90% Raw veneer can be made of chemical fiber, or Paper man. The original veneer manufacturing side glue layer can also add the components of the glue layer about 15 ~ 25%, acrylic acid cyanate propylene glycol about 457192 VI. Scope of patent application --------- One with L1D% content. 5 · An original veneer product for building materials, which mainly includes a wooden veneer: a resin layer coated on the veneer layer, a protective layer and other components attached to the tree moon layer; its characteristics are : The protective layer is coated with an adhesive polymer layer; where the polymer layer contains at least vinyl acetate, ethylene, and polymers. Acrylic total 6 · According to the original veneer products for building materials described in item 5 of the scope of the patent application, the protection layer may be chemical fiber paper, or synthetic paper, parchment paper, non-woven fabric, or rice paper. 7 · According to the original veneer products for building materials described in item 5 of the scope of the patent application, the 'far resin' can be made by mixing 90% of Minerta urea resin and 10% of ammonium gas. 8 · The raw veneer products for building materials according to item 5 of the scope of the patent application, wherein the polymer rubber layer has a mixing ratio of about 65 to 75% of vinyl acetate, about 15 to 25% of ethylene, and about 1 of acrylic copolymer. 〇 ~ 15% ingredients.