PATENT CLAIM ANALYSIS

Application Number: 15756347
Application Type: Utility
Filing Date: 2018-02
Publication Date: 2018-09
Patent Classification: ["528", "052000"]

Abstract:
The invention is directed to a toughener for epoxy adhesives, the toughener comprising both soft and rubber units, and may be described as a capped soft-rubber PU toughener. The invention includes the tougheners and methods of making them, as well as adhesives comprising the inventive tougheners, methods of using the tougheners and adhesives comprising them, and cured inventive adhesives and products comprising them.

Claim (Index 11):
A method of manufacturing a composition suitable as a toughener in an epoxy adhesive, the method comprising:\n a) obtaining a first composition comprising PTMEG and PBD, the PBD being 5 wt %-35 wt % relative to PTMEG and PBD; b) preparing a second composition by reacting the first composition with an aliphatic diisocyanate in the presence of a catalyst; c) preparing a third composition by reacting the second composition with a bisphenol; and d) preparing a fourth composition by reacting the third composition with a first capping group.

Metadata:
- Claim Count in Document: 32.0
- Percentile: 88.0
- Lexical Diversity: 1.89189
- Patent Class: 528.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: False
- Related Applications: ['11446037', '15509877', '14918660', '14165643', '14263134']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7299802305930656
- 35 USC 102 Novelty (BERT): 0.4961841418338266
- Combined Prediction Score: 0.7066006217171417
- Mean Citation Score: 202.290278
- Max Citation Score: 216.85416
- Similarity Product: 135.68019268280986

Labels:
- Claim Label 101: 1
- Claim Label 102: 1
- Claim Label 103: 0
- Claim Label 112: 1
- Combined Label: 1
- Label 101 Adjusted: 1

Dataset: test