Explosion-proof heat-insulation TPU film for automobile glass, and preparation method thereof
A technology of automotive glass and absorbent, which is applied in the field of explosion-proof and heat-insulating TPU film and its preparation. It can solve the problems of unsatisfactory adhesion and peeling force, poor weather resistance, poor transparency, etc., and achieve excellent explosion-proof and scratch resistance. The characteristics and preparation method are scientific and reasonable, and are beneficial to the effect of industrial production
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment 1
[0051] An explosion-proof and heat-insulating TPU film that can be used for automotive glass and a preparation method thereof, which is made of the following raw materials in mass percentages:
[0052]
[0053] Among them, the TPU masterbatch is made of the following mass fraction raw materials plus 0.02% catalyst T-9:
[0054]
[0055] Wherein the reaction hard segment is 43%, the r value (NCO / OH molar ratio) is 0.995, and the preparation method is as follows:
[0056] (1) Add oligomeric glycol, ultraviolet absorber, light stabilizer, antioxidant, and plasticizer to reactor A, and control the material temperature at 110°C; add diisocyanate to reactor B, and The temperature is controlled at 75°C; the chain extender is added to the reactor C, and the temperature of the material is controlled at 75°C; then the materials in the three reactors A and B are injected into the small screw in proportion for prepolymerization, and the catalyst is passed through The metering pump is...
Embodiment 2
[0059] An explosion-proof and heat-insulating TPU film that can be used for automotive glass and a preparation method thereof, which is made of the following raw materials in mass percentages:
[0060]
[0061] Among them, the TPU masterbatch is made of the following mass fraction raw materials plus 0.02% catalyst T-9:
[0062]
[0063] Wherein the reaction hard segment is 43%, the r value (NCO / OH molar ratio) is 0.995, and the preparation method is the same as that of Example 1.
Embodiment 3
[0065] An explosion-proof and heat-insulating TPU film that can be used for automotive glass and a preparation method thereof, which is made of the following raw materials in mass percentages:
[0066]
[0067]
[0068] Among them, the TPU masterbatch is made of the following mass fraction raw materials plus 0.02% catalyst T-9:
[0069]
[0070] Wherein the reaction hard segment is 43%, the r value (NCO / OH molar ratio) is 0.995, and the preparation method is the same as that of Example 1.
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com