GB2494543B - Improved roofing fabric - Google Patents

Improved roofing fabric

Info

Publication number
GB2494543B
GB2494543B GB1216233.5A GB201216233A GB2494543B GB 2494543 B GB2494543 B GB 2494543B GB 201216233 A GB201216233 A GB 201216233A GB 2494543 B GB2494543 B GB 2494543B
Authority
GB
United Kingdom
Prior art keywords
improved roofing
roofing fabric
fabric
improved
roofing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
GB1216233.5A
Other versions
GB201216233D0 (en
GB2494543A (en
GB2494543C2 (en
GB2494543C (en
Inventor
David John Avril
George Murray Baxter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Don and Low Ltd
Original Assignee
Don and Low Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=47137299&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GB2494543(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Don and Low Ltd filed Critical Don and Low Ltd
Priority to GB1216233.5A priority Critical patent/GB2494543C2/en
Publication of GB201216233D0 publication Critical patent/GB201216233D0/en
Publication of GB2494543A publication Critical patent/GB2494543A/en
Publication of GB2494543B publication Critical patent/GB2494543B/en
Application granted granted Critical
Publication of GB2494543C publication Critical patent/GB2494543C/en
Publication of GB2494543C2 publication Critical patent/GB2494543C2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/022—Non-woven fabric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D12/00—Non-structural supports for roofing materials, e.g. battens, boards
    • E04D12/002—Sheets of flexible material, e.g. roofing tile underlay
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/20—All layers being fibrous or filamentary
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/24—All layers being polymeric
    • B32B2250/242—All polymers belonging to those covered by group B32B27/32
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/40—Symmetrical or sandwich layers, e.g. ABA, ABCBA, ABCCBA
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0253—Polyolefin fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/10—Fibres of continuous length
    • B32B2305/20—Fibres of continuous length in the form of a non-woven mat
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/22—Fibres of short length
    • B32B2305/28—Fibres of short length in the form of a mat
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/31—Heat sealable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/71—Resistive to light or to UV
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/718—Weight, e.g. weight per square meter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/726—Permeability to liquids, absorption
    • B32B2307/7265—Non-permeable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/73—Hydrophobic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2323/00—Polyalkenes
    • B32B2323/10—Polypropylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2419/00—Buildings or parts thereof
    • B32B2419/06—Roofs, roof membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/0076—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised in that the layers are not bonded on the totality of their surfaces
    • B32B37/0084—Point bonding

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Textile Engineering (AREA)
  • Nonwoven Fabrics (AREA)
  • Laminated Bodies (AREA)
GB1216233.5A 2012-09-12 2012-09-12 Improved roofing fabric Active GB2494543C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1216233.5A GB2494543C2 (en) 2012-09-12 2012-09-12 Improved roofing fabric

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1216233.5A GB2494543C2 (en) 2012-09-12 2012-09-12 Improved roofing fabric

Publications (5)

Publication Number Publication Date
GB201216233D0 GB201216233D0 (en) 2012-10-24
GB2494543A GB2494543A (en) 2013-03-13
GB2494543B true GB2494543B (en) 2013-09-04
GB2494543C GB2494543C (en) 2014-04-16
GB2494543C2 GB2494543C2 (en) 2016-08-24

Family

ID=47137299

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1216233.5A Active GB2494543C2 (en) 2012-09-12 2012-09-12 Improved roofing fabric

Country Status (1)

Country Link
GB (1) GB2494543C2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA3084635A1 (en) * 2019-06-24 2020-12-24 Owens Corning Intellectual Capital, Llc Roofing underlayment with hydrophobic nonwoven core

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0742305A1 (en) * 1995-05-03 1996-11-13 DON & LOW NONWOVENS LIMITED Permeable fabrics
EP1174257A1 (en) * 2000-07-19 2002-01-23 Kuraray Co., Ltd. Laminated sheet for house wrap material and roof underlay sheet
US20080038982A1 (en) * 2006-05-31 2008-02-14 Mitsui Chemicals, Inc. Nonwoven laminates and process for producing the same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0742305A1 (en) * 1995-05-03 1996-11-13 DON & LOW NONWOVENS LIMITED Permeable fabrics
EP1174257A1 (en) * 2000-07-19 2002-01-23 Kuraray Co., Ltd. Laminated sheet for house wrap material and roof underlay sheet
US20080038982A1 (en) * 2006-05-31 2008-02-14 Mitsui Chemicals, Inc. Nonwoven laminates and process for producing the same

Also Published As

Publication number Publication date
GB201216233D0 (en) 2012-10-24
GB2494543A (en) 2013-03-13
GB2494543C2 (en) 2016-08-24
GB2494543C (en) 2014-04-16

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Legal Events

Date Code Title Description
S27 Amendment of specification after grant (sect. 27/patents act 1977)

Free format text: APPLICATION FILED; APPLICATION TO AMEND SPECIFICATION UNDER SECTION 27 FILED ON 15 DECEMBER 2015

S27 Amendment of specification after grant (sect. 27/patents act 1977)

Free format text: APPLICATION OPEN FOR OPPOSITION; PATENTS FORM 15 GIVING THE COMPTROLLER NOTICE OF OPPOSITION TO THE AMENDMENTS. YOU ALSO NEED TO FILE TWO COPIES OF A STATEMENT SETTING OUT FULLY THE FACTS OF YOUR CASE AND THE RELIEF THAT YOU ARE SEEKING. TITLE OF PATENT: IMPROVED ROOFING FABRIC INTERNATIONAL CLASSIFICATION: B32B NAME OF PROPRIETOR: DON & LOW LIMITED THESE AMENDMENTS MAY BE VIEWED ON OUR WEBSITE.

S27 Amendment of specification after grant (sect. 27/patents act 1977)

Free format text: SPECIFICATION AMENDED; APPLICATION TO AMEND SPECIFICATION UNDER SECTION 27 FILED ON 15 DECEMBER 2015 ALLOWED ON 17 AUGUST 2016

S72Z Claim or counterclaim for revocation before the court (sect. 72 patents act1977)

Free format text: COUNTERCLAIM LODGED; COUNTERCLAIM FOR REVOCATION LODGED AT THE INTELLECTUAL PROPERTY ENTERPRISE COURT ON 4 MAY 2017 (IP-2016-000155)

S72Z Claim or counterclaim for revocation before the court (sect. 72 patents act1977)

Free format text: COUNTERCLAIM LODGED; COUNTERCLAIM LODGED AT THE PATENTS COURT ON 11TH JANUARY 2023 (IP-2022-000095)

S75Z Amendment of patent in infringement or revocation proceedings before the court (sect. 75/patents act 1977)

Free format text: PATENT NUMBER: GB2494543 PATENT COURT ACTION NUMBER: IP-2022-000095 TITLE OF PATENT: IMPROVED ROOFING FABRIC INTERNATIONAL CLASSIFICATION: B32B NAME OF PROPRIETOR: DON & LOW LIMITED PROPRIETOR'S ADDRESS FOR SERVICE: SHAKESPEARE MARTINEAU LLP, NO 1 COLMORE SQUARE, BIRMINGHAM, B4 6AA. THESE AMENDMENTS MAY BE VIEWED ON OUR WEBSITE AND HAVE BEEN OFFERED ON AN CONDITIONAL BASIS.