Patterned Adhesive Joint Tape for Clean Ceiling Installation
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Solution Overview
Problem
Existing joint tapes for acoustic ceilings with perforated building panels are difficult to apply, requiring multiple steps and liquid adhesives, which are time-consuming and messy, and do not provide a clean installation process.
Innovation Solution
A joint tape with a permeable non-woven material and a patterned adhesive layer that allows paint or joint filler to penetrate, eliminating the need for additional adhesives and enabling quick, clean installation by attaching directly to the building panels.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If liquid adhesive is applied to attach joint tape to building panels, then strong bonding is achieved, but installation time increases and cleanliness deteriorates
Solution Approach 1:
The patent combines the adhesive layer and joint tape into a single integrated product. The adhesive is pre-applied in a pattern on the joint tape backing, eliminating the need for separate adhesive application and allowing immediate installation without waiting for adhesive to set or dry.
Solution Approach 2:
The adhesive is applied to the joint tape in advance during manufacturing, creating a ready-to-install product. The patterned adhesive application is prepared beforehand, so during installation the joint tape can be directly positioned and pressed onto the building panel without any preliminary adhesive application steps.
2Strength
If liquid adhesive is used for joint tape installation, then bonding is achieved, but site preparation requirements increase
Solution Approach 1:
The patent extracts the adhesive application step from the installation process by pre-applying adhesive to the joint tape. This removes the source of messiness from the construction site, eliminating the need for floor covering and other protective preparations that would otherwise be required.
Solution Approach 2:
The joint tape with pre-applied adhesive is self-sufficient and requires no external adhesive application equipment or materials during installation. The adhesive comes pre-packaged and pre-applied on the tape itself, making the installation process self-contained and clean.
3Strength
If joint tape is installed with liquid adhesive, then bonding is achieved, but working precision requirements increase
Solution Approach 1:
The adhesive is applied in a specific pattern (such as dots or stripes) rather than uniformly across the entire joint tape. This localized adhesive application provides sufficient bonding strength at key contact points while allowing for easier alignment and installation without requiring high precision across the entire surface.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The joint tape provides a quick and clean installation process without the need for liquid adhesives, ensuring strong bonding and a seamless finish, reducing installation time and site preparation requirements.
Implementation Method 1
The adhesive layer comprises an adhesive capable of adhering to the joint tape and of bonding with the outer surface of building panels in order to attach the joint tape to the ceiling or the wall
Implementation Method 2
The pattern with sections without adhesive allows for the penetration of e.g. a paint or a joint filler through the permeable non-woven material to form a contact with the building panel
Data Source
Figure 1~2
Figure 3
AI summary
Joint tape (1) for attachment to a ceiling or a wall, the joint tape (1) comprising a layer of permeable non-woven material (2) and an adhesive layer (3) attached to the permeable non-woven material (2), the adhesive layer (3) being applied to one side of the non-woven material in a pattern comprising sections (21) without adhesive applied thereto and wherein the joint tape (1) has a width of 3 mm to 20 mm.